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![Geoffrey D. Bennett](/assets/img/avatar_default.png)
The autogain status texts are different for Vocaster vs. Scarlett 4th Gen, so make them configurable per-config-set. Signed-off-by: Geoffrey D. Bennett <g@b4.vu> Signed-off-by: Takashi Iwai <tiwai@suse.de> Message-ID: <b1adcd3dc48117d4ebe16812eeb7f1dbf1ede472.1710264833.git.g@b4.vu>
7953 lines
208 KiB
C
7953 lines
208 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Focusrite Scarlett 2 Protocol Driver for ALSA
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* (including Scarlett 2nd Gen, 3rd Gen, 4th Gen, Clarett USB, and
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* Clarett+ series products)
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*
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* Supported models:
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* - 6i6/18i8/18i20 Gen 2
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* - Solo/2i2/4i4/8i6/18i8/18i20 Gen 3
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* - Solo/2i2/4i4 Gen 4
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* - Clarett 2Pre/4Pre/8Pre USB
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* - Clarett+ 2Pre/4Pre/8Pre
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*
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* Copyright (c) 2018-2023 by Geoffrey D. Bennett <g at b4.vu>
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* Copyright (c) 2020-2021 by Vladimir Sadovnikov <sadko4u@gmail.com>
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* Copyright (c) 2022 by Christian Colglazier <christian@cacolglazier.com>
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*
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* Based on the Scarlett (Gen 1) Driver for ALSA:
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*
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* Copyright (c) 2013 by Tobias Hoffmann
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* Copyright (c) 2013 by Robin Gareus <robin at gareus.org>
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* Copyright (c) 2002 by Takashi Iwai <tiwai at suse.de>
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* Copyright (c) 2014 by Chris J Arges <chris.j.arges at canonical.com>
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*
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* Many codes borrowed from audio.c by
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* Alan Cox (alan at lxorguk.ukuu.org.uk)
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* Thomas Sailer (sailer at ife.ee.ethz.ch)
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*
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* Code cleanup:
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* David Henningsson <david.henningsson at canonical.com>
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*/
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/* The protocol was reverse engineered by looking at the communication
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* between Focusrite Control 2.3.4 and the Focusrite(R) Scarlett 18i20
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* (firmware 1083) using usbmon in July-August 2018.
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*
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* Scarlett 18i8 support added in April 2019.
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*
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* Scarlett 6i6 support added in June 2019 (thanks to Martin Wittmann
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* for providing usbmon output and testing).
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*
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* Scarlett 4i4/8i6 Gen 3 support added in May 2020 (thanks to Laurent
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* Debricon for donating a 4i4 and to Fredrik Unger for providing 8i6
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* usbmon output and testing).
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*
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* Scarlett 18i8/18i20 Gen 3 support added in June 2020 (thanks to
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* Darren Jaeckel, Alex Sedlack, and Clovis Lunel for providing usbmon
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* output, protocol traces and testing).
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*
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* Support for loading mixer volume and mux configuration from the
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* interface during driver initialisation added in May 2021 (thanks to
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* Vladimir Sadovnikov for figuring out how).
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*
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* Support for Solo/2i2 Gen 3 added in May 2021 (thanks to Alexander
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* Vorona for 2i2 protocol traces).
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*
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* Support for phantom power, direct monitoring, speaker switching,
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* and talkback added in May-June 2021.
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*
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* Support for Clarett+ 8Pre added in Aug 2022 by Christian
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* Colglazier.
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*
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* Support for Clarett 8Pre USB added in Sep 2023 (thanks to Philippe
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* Perrot for confirmation).
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*
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* Support for Clarett+ 4Pre and 2Pre added in Sep 2023 (thanks to
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* Gregory Rozzo for donating a 4Pre, and David Sherwood and Patrice
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* Peterson for usbmon output).
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*
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* Support for Clarett 2Pre and 4Pre USB added in Oct 2023.
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*
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* Support for firmware updates added in Dec 2023.
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*
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* Support for Scarlett Solo/2i2/4i4 Gen 4 added in Dec 2023 (thanks
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* to many LinuxMusicians people and to Focusrite for hardware
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* donations).
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*
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* This ALSA mixer gives access to (model-dependent):
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* - input, output, mixer-matrix muxes
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* - mixer-matrix gain stages
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* - gain/volume/mute controls
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* - level meters
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* - line/inst level, pad, and air controls
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* - phantom power, direct monitor, speaker switching, and talkback
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* controls
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* - disable/enable MSD mode
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* - disable/enable standalone mode
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* - input gain, autogain, safe mode
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* - direct monitor mixes
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*
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* <ditaa>
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* /--------------\ 18chn 20chn /--------------\
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* | Hardware in +--+------\ /-------------+--+ ALSA PCM out |
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* \--------------/ | | | | \--------------/
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* | | | /-----\ |
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* | | | | | |
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* | v v v | |
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* | +---------------+ | |
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* | \ Matrix Mux / | |
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* | +-----+-----+ | |
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* | | | |
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* | |18chn | |
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* | | | |
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* | | 10chn| |
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* | v | |
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* | +------------+ | |
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* | | Mixer | | |
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* | | Matrix | | |
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* | | | | |
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* | | 18x10 Gain | | |
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* | | stages | | |
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* | +-----+------+ | |
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* | | | |
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* |18chn |10chn | |20chn
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* | | | |
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* | +----------/ |
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* | | |
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* v v v
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* ===========================
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* +---------------+ +--—------------+
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* \ Output Mux / \ Capture Mux /
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* +---+---+---+ +-----+-----+
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* | | |
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* 10chn| | |18chn
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* | | |
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* /--------------\ | | | /--------------\
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* | S/PDIF, ADAT |<--/ |10chn \-->| ALSA PCM in |
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* | Hardware out | | \--------------/
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* \--------------/ |
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* v
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* +-------------+ Software gain per channel.
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* | Master Gain |<-- 18i20 only: Switch per channel
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* +------+------+ to select HW or SW gain control.
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* |
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* |10chn
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* /--------------\ |
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* | Analogue |<------/
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* | Hardware out |
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* \--------------/
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* </ditaa>
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*
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* Gen 3/4 devices have a Mass Storage Device (MSD) mode where a small
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* disk with registration and driver download information is presented
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* to the host. To access the full functionality of the device without
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* proprietary software, MSD mode can be disabled by:
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* - holding down the 48V button for five seconds while powering on
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* the device, or
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* - using this driver and alsamixer to change the "MSD Mode" setting
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* to Off and power-cycling the device
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*/
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#include <linux/slab.h>
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#include <linux/usb.h>
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#include <linux/moduleparam.h>
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#include <sound/control.h>
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#include <sound/tlv.h>
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#include <sound/hwdep.h>
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#include <uapi/sound/scarlett2.h>
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#include "usbaudio.h"
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#include "mixer.h"
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#include "helper.h"
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#include "mixer_scarlett2.h"
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/* device_setup value to allow turning MSD mode back on */
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#define SCARLETT2_MSD_ENABLE 0x02
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/* device_setup value to disable this mixer driver */
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#define SCARLETT2_DISABLE 0x04
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/* some gui mixers can't handle negative ctl values */
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#define SCARLETT2_VOLUME_BIAS 127
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/* maximum preamp input gain value
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* (the corresponding value in dB is per-device)
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*/
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#define SCARLETT2_MAX_GAIN_VALUE 70
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/* mixer range from -80dB to +6dB in 0.5dB steps */
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#define SCARLETT2_MIXER_MIN_DB -80
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#define SCARLETT2_MIXER_BIAS (-SCARLETT2_MIXER_MIN_DB * 2)
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#define SCARLETT2_MIXER_MAX_DB 6
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#define SCARLETT2_MIXER_MAX_VALUE \
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((SCARLETT2_MIXER_MAX_DB - SCARLETT2_MIXER_MIN_DB) * 2)
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#define SCARLETT2_MIXER_VALUE_COUNT (SCARLETT2_MIXER_MAX_VALUE + 1)
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/* map from (dB + 80) * 2 to mixer value
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* for dB in 0 .. 172: int(8192 * pow(10, ((dB - 160) / 2 / 20)))
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*/
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static const u16 scarlett2_mixer_values[SCARLETT2_MIXER_VALUE_COUNT] = {
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0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
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2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 8, 8,
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9, 9, 10, 10, 11, 12, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
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23, 24, 25, 27, 29, 30, 32, 34, 36, 38, 41, 43, 46, 48, 51,
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54, 57, 61, 65, 68, 73, 77, 81, 86, 91, 97, 103, 109, 115,
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122, 129, 137, 145, 154, 163, 173, 183, 194, 205, 217, 230,
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244, 259, 274, 290, 307, 326, 345, 365, 387, 410, 434, 460,
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487, 516, 547, 579, 614, 650, 689, 730, 773, 819, 867, 919,
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973, 1031, 1092, 1157, 1225, 1298, 1375, 1456, 1543, 1634,
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1731, 1833, 1942, 2057, 2179, 2308, 2445, 2590, 2744, 2906,
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3078, 3261, 3454, 3659, 3876, 4105, 4349, 4606, 4879, 5168,
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5475, 5799, 6143, 6507, 6892, 7301, 7733, 8192, 8677, 9191,
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9736, 10313, 10924, 11571, 12257, 12983, 13752, 14567, 15430,
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16345
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};
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/* Maximum number of analogue outputs */
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#define SCARLETT2_ANALOGUE_MAX 10
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/* Maximum number of various input controls */
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#define SCARLETT2_LEVEL_SWITCH_MAX 2
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#define SCARLETT2_PAD_SWITCH_MAX 8
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#define SCARLETT2_AIR_SWITCH_MAX 8
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#define SCARLETT2_PHANTOM_SWITCH_MAX 2
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#define SCARLETT2_INPUT_GAIN_MAX 2
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/* Maximum number of inputs to the mixer */
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#define SCARLETT2_INPUT_MIX_MAX 25
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/* Maximum number of outputs from the mixer */
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#define SCARLETT2_OUTPUT_MIX_MAX 12
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/* Maximum number of mixer gain controls */
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#define SCARLETT2_MIX_MAX (SCARLETT2_INPUT_MIX_MAX * SCARLETT2_OUTPUT_MIX_MAX)
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/* Maximum number of direct monitor mixer gain controls
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* 1 (Solo) or 2 (2i2) direct monitor selections (Mono & Stereo)
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* 2 Mix outputs (A/Left & B/Right)
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* 4 Mix inputs
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*/
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#define SCARLETT2_MONITOR_MIX_MAX (2 * 2 * 4)
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/* Maximum size of the data in the USB mux assignment message:
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* 20 inputs, 20 outputs, 25 matrix inputs, 12 spare
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*/
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#define SCARLETT2_MUX_MAX 77
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/* Maximum number of sources (sum of input port counts) */
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#define SCARLETT2_MAX_SRCS 52
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/* Maximum number of meters (sum of output port counts) */
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#define SCARLETT2_MAX_METERS 65
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/* Hardware port types:
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* - None (no input to mux)
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* - Analogue I/O
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* - S/PDIF I/O
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* - ADAT I/O
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* - Mixer I/O
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* - PCM I/O
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*/
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enum {
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SCARLETT2_PORT_TYPE_NONE,
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SCARLETT2_PORT_TYPE_ANALOGUE,
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SCARLETT2_PORT_TYPE_SPDIF,
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SCARLETT2_PORT_TYPE_ADAT,
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SCARLETT2_PORT_TYPE_MIX,
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SCARLETT2_PORT_TYPE_PCM,
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SCARLETT2_PORT_TYPE_COUNT
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};
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/* I/O count of each port type kept in struct scarlett2_ports */
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enum {
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SCARLETT2_PORT_IN,
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SCARLETT2_PORT_OUT,
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SCARLETT2_PORT_DIRNS
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};
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/* Dim/Mute buttons on the 18i20 */
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enum {
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SCARLETT2_BUTTON_MUTE,
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SCARLETT2_BUTTON_DIM,
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SCARLETT2_DIM_MUTE_COUNT
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};
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/* Flash Write State */
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enum {
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SCARLETT2_FLASH_WRITE_STATE_IDLE,
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SCARLETT2_FLASH_WRITE_STATE_SELECTED,
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SCARLETT2_FLASH_WRITE_STATE_ERASING,
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SCARLETT2_FLASH_WRITE_STATE_WRITE
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};
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static const char *const scarlett2_dim_mute_names[SCARLETT2_DIM_MUTE_COUNT] = {
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"Mute Playback Switch", "Dim Playback Switch"
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};
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/* The autogain_status is set based on the autogain_switch and
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* raw_autogain_status values.
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*
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* If autogain_switch is set, autogain_status is set to 0 (Running).
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* The other status values are from the raw_autogain_status value + 1.
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*/
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static const char *const scarlett2_autogain_status_gen4[] = {
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"Running",
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"Success",
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"SuccessDRover",
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"WarnMinGainLimit",
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"FailDRunder",
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"FailMaxGainLimit",
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"FailClipped",
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"Cancelled",
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"Invalid",
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NULL
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};
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/* Power Status Values */
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enum {
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SCARLETT2_POWER_STATUS_EXT,
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SCARLETT2_POWER_STATUS_BUS,
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SCARLETT2_POWER_STATUS_FAIL,
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SCARLETT2_POWER_STATUS_COUNT
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};
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/* Notification callback functions */
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struct scarlett2_notification {
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u32 mask;
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void (*func)(struct usb_mixer_interface *mixer);
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};
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static void scarlett2_notify_ack(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_sync(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_dim_mute(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_monitor(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_volume(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_level(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_pad(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_air(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_phantom(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_other(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_select(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_gain(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_autogain(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_input_safe(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_monitor_other(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_direct_monitor(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_power_status(struct usb_mixer_interface *mixer);
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static void scarlett2_notify_pcm_input_switch(
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struct usb_mixer_interface *mixer);
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/* Arrays of notification callback functions */
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static const struct scarlett2_notification scarlett2_notifications[] = {
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{ 0x00000001, scarlett2_notify_ack },
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{ 0x00000008, scarlett2_notify_sync },
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{ 0x00200000, scarlett2_notify_dim_mute },
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{ 0x00400000, scarlett2_notify_monitor },
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{ 0x00800000, scarlett2_notify_input_other },
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{ 0x01000000, scarlett2_notify_monitor_other },
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{ 0, NULL }
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};
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static const struct scarlett2_notification scarlett3a_notifications[] = {
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{ 0x00000001, scarlett2_notify_ack },
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{ 0x00800000, scarlett2_notify_input_other },
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{ 0x01000000, scarlett2_notify_direct_monitor },
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{ 0, NULL }
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};
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static const struct scarlett2_notification scarlett4_solo_notifications[] = {
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{ 0x00000001, scarlett2_notify_ack },
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{ 0x00000008, scarlett2_notify_sync },
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{ 0x00400000, scarlett2_notify_input_air },
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{ 0x00800000, scarlett2_notify_direct_monitor },
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{ 0x01000000, scarlett2_notify_input_level },
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{ 0x02000000, scarlett2_notify_input_phantom },
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{ 0x04000000, scarlett2_notify_pcm_input_switch },
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{ 0, NULL }
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};
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static const struct scarlett2_notification scarlett4_2i2_notifications[] = {
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{ 0x00000001, scarlett2_notify_ack },
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{ 0x00000008, scarlett2_notify_sync },
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{ 0x00200000, scarlett2_notify_input_safe },
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{ 0x00400000, scarlett2_notify_autogain },
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{ 0x00800000, scarlett2_notify_input_air },
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{ 0x01000000, scarlett2_notify_direct_monitor },
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{ 0x02000000, scarlett2_notify_input_select },
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{ 0x04000000, scarlett2_notify_input_level },
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{ 0x08000000, scarlett2_notify_input_phantom },
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{ 0x10000000, NULL }, /* power status, ignored */
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{ 0x40000000, scarlett2_notify_input_gain },
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{ 0x80000000, NULL }, /* power status, ignored */
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{ 0, NULL }
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};
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static const struct scarlett2_notification scarlett4_4i4_notifications[] = {
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{ 0x00000001, scarlett2_notify_ack },
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{ 0x00000008, scarlett2_notify_sync },
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{ 0x00200000, scarlett2_notify_input_safe },
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{ 0x00400000, scarlett2_notify_autogain },
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{ 0x00800000, scarlett2_notify_input_air },
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{ 0x01000000, scarlett2_notify_input_select },
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{ 0x02000000, scarlett2_notify_input_level },
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{ 0x04000000, scarlett2_notify_input_phantom },
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{ 0x08000000, scarlett2_notify_power_status }, /* power external */
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{ 0x20000000, scarlett2_notify_input_gain },
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{ 0x40000000, scarlett2_notify_power_status }, /* power status */
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{ 0x80000000, scarlett2_notify_volume },
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{ 0, NULL }
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};
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/* Configuration parameters that can be read and written */
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enum {
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SCARLETT2_CONFIG_DIM_MUTE,
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SCARLETT2_CONFIG_LINE_OUT_VOLUME,
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SCARLETT2_CONFIG_MUTE_SWITCH,
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SCARLETT2_CONFIG_SW_HW_SWITCH,
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SCARLETT2_CONFIG_MASTER_VOLUME,
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SCARLETT2_CONFIG_HEADPHONE_VOLUME,
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SCARLETT2_CONFIG_LEVEL_SWITCH,
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SCARLETT2_CONFIG_PAD_SWITCH,
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SCARLETT2_CONFIG_MSD_SWITCH,
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SCARLETT2_CONFIG_AIR_SWITCH,
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SCARLETT2_CONFIG_STANDALONE_SWITCH,
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SCARLETT2_CONFIG_PHANTOM_SWITCH,
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SCARLETT2_CONFIG_PHANTOM_PERSISTENCE,
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SCARLETT2_CONFIG_DIRECT_MONITOR,
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SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
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SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
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SCARLETT2_CONFIG_TALKBACK_MAP,
|
|
SCARLETT2_CONFIG_AUTOGAIN_SWITCH,
|
|
SCARLETT2_CONFIG_AUTOGAIN_STATUS,
|
|
SCARLETT2_CONFIG_INPUT_GAIN,
|
|
SCARLETT2_CONFIG_SAFE_SWITCH,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH,
|
|
SCARLETT2_CONFIG_INPUT_LINK_SWITCH,
|
|
SCARLETT2_CONFIG_POWER_EXT,
|
|
SCARLETT2_CONFIG_POWER_LOW,
|
|
SCARLETT2_CONFIG_PCM_INPUT_SWITCH,
|
|
SCARLETT2_CONFIG_DIRECT_MONITOR_GAIN,
|
|
SCARLETT2_CONFIG_COUNT
|
|
};
|
|
|
|
/* Location, size, and activation command number for the configuration
|
|
* parameters. Size is in bits and may be 1, 8, 16, or 32.
|
|
*
|
|
* Vocaster and 4th Gen devices have a parameter buffer to set certain
|
|
* configuration parameters. When pbuf is set, rather than writing to
|
|
* the given offset, the channel and value are written to the
|
|
* parameter buffer and the activate command is sent to the device.
|
|
*
|
|
* Some Gen 4 configuration parameters are written with 0x02 for a
|
|
* desired value of 0x01, and 0x03 for 0x00. These are indicated with
|
|
* mute set to 1. 0x02 and 0x03 are temporary values while the device
|
|
* makes the change and the channel and/or corresponding DSP channel
|
|
* output is muted.
|
|
*/
|
|
struct scarlett2_config {
|
|
u16 offset;
|
|
u8 size;
|
|
u8 activate;
|
|
u8 pbuf;
|
|
u8 mute;
|
|
};
|
|
|
|
struct scarlett2_config_set {
|
|
const struct scarlett2_notification *notifications;
|
|
u16 param_buf_addr;
|
|
const unsigned int *input_gain_tlv;
|
|
const char *const *autogain_status_texts;
|
|
const struct scarlett2_config items[SCARLETT2_CONFIG_COUNT];
|
|
};
|
|
|
|
/* Input gain TLV dB ranges */
|
|
static const DECLARE_TLV_DB_MINMAX(
|
|
db_scale_gen4_gain, 0, 69 * 100
|
|
);
|
|
|
|
/* Gen 2 devices without SW/HW volume switch: 6i6, 18i8 */
|
|
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen2a = {
|
|
.notifications = scarlett2_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
|
|
.offset = 0x34, .size = 16, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MUTE_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x7c, .size = 8, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_PAD_SWITCH] = {
|
|
.offset = 0x84, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_STANDALONE_SWITCH] = {
|
|
.offset = 0x8d, .size = 8, .activate = 6 },
|
|
}
|
|
};
|
|
|
|
/* Gen 2 devices with SW/HW volume switch: 18i20 */
|
|
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen2b = {
|
|
.notifications = scarlett2_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_DIM_MUTE] = {
|
|
.offset = 0x31, .size = 8, .activate = 2 },
|
|
|
|
[SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
|
|
.offset = 0x34, .size = 16, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MUTE_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_SW_HW_SWITCH] = {
|
|
.offset = 0x66, .size = 8, .activate = 3 },
|
|
|
|
[SCARLETT2_CONFIG_MASTER_VOLUME] = {
|
|
.offset = 0x76, .size = 16 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x7c, .size = 8, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_PAD_SWITCH] = {
|
|
.offset = 0x84, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_STANDALONE_SWITCH] = {
|
|
.offset = 0x8d, .size = 8, .activate = 6 },
|
|
}
|
|
};
|
|
|
|
/* Gen 3 devices without a mixer (Solo and 2i2) */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen3a = {
|
|
.notifications = scarlett3a_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x04, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_PERSISTENCE] = {
|
|
.offset = 0x05, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x06, .size = 8, .activate = 3 },
|
|
|
|
[SCARLETT2_CONFIG_DIRECT_MONITOR] = {
|
|
.offset = 0x07, .size = 8, .activate = 4 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x08, .size = 1, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x09, .size = 1, .activate = 8 },
|
|
}
|
|
};
|
|
|
|
/* Gen 3 devices without SW/HW volume switch: 4i4, 8i6 */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen3b = {
|
|
.notifications = scarlett2_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
|
|
.offset = 0x34, .size = 16, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MUTE_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x7c, .size = 8, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_PAD_SWITCH] = {
|
|
.offset = 0x84, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x8c, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_STANDALONE_SWITCH] = {
|
|
.offset = 0x95, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x9c, .size = 1, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x9d, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_PERSISTENCE] = {
|
|
.offset = 0x9e, .size = 8, .activate = 6 },
|
|
}
|
|
};
|
|
|
|
/* Gen 3 devices with SW/HW volume switch: 18i8, 18i20 */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen3c = {
|
|
.notifications = scarlett2_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_DIM_MUTE] = {
|
|
.offset = 0x31, .size = 8, .activate = 2 },
|
|
|
|
[SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
|
|
.offset = 0x34, .size = 16, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MUTE_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_SW_HW_SWITCH] = {
|
|
.offset = 0x66, .size = 8, .activate = 3 },
|
|
|
|
[SCARLETT2_CONFIG_MASTER_VOLUME] = {
|
|
.offset = 0x76, .size = 16 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x7c, .size = 8, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_PAD_SWITCH] = {
|
|
.offset = 0x84, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x8c, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_STANDALONE_SWITCH] = {
|
|
.offset = 0x95, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x9c, .size = 1, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x9d, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_PERSISTENCE] = {
|
|
.offset = 0x9e, .size = 8, .activate = 6 },
|
|
|
|
[SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH] = {
|
|
.offset = 0x9f, .size = 1, .activate = 10 },
|
|
|
|
[SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE] = {
|
|
.offset = 0xa0, .size = 1, .activate = 10 },
|
|
|
|
[SCARLETT2_CONFIG_TALKBACK_MAP] = {
|
|
.offset = 0xb0, .size = 16, .activate = 10 },
|
|
}
|
|
};
|
|
|
|
/* Solo Gen 4 */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen4_solo = {
|
|
.notifications = scarlett4_solo_notifications,
|
|
.param_buf_addr = 0xd8,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x47, .size = 8, .activate = 4 },
|
|
|
|
[SCARLETT2_CONFIG_DIRECT_MONITOR] = {
|
|
.offset = 0x108, .size = 8, .activate = 12, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x46, .size = 8, .activate = 9, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x3d, .size = 8, .activate = 10, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x3e, .size = 8, .activate = 11, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_PCM_INPUT_SWITCH] = {
|
|
.offset = 0x206, .size = 8, .activate = 25, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_DIRECT_MONITOR_GAIN] = {
|
|
.offset = 0x232, .size = 16, .activate = 26 }
|
|
}
|
|
};
|
|
|
|
/* 2i2 Gen 4 */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen4_2i2 = {
|
|
.notifications = scarlett4_2i2_notifications,
|
|
.param_buf_addr = 0xfc,
|
|
.input_gain_tlv = db_scale_gen4_gain,
|
|
.autogain_status_texts = scarlett2_autogain_status_gen4,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x49, .size = 8, .activate = 4 },
|
|
|
|
[SCARLETT2_CONFIG_DIRECT_MONITOR] = {
|
|
.offset = 0x14a, .size = 8, .activate = 16, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AUTOGAIN_SWITCH] = {
|
|
.offset = 0x135, .size = 8, .activate = 10, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AUTOGAIN_STATUS] = {
|
|
.offset = 0x137, .size = 8 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x48, .size = 8, .activate = 11, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_GAIN] = {
|
|
.offset = 0x4b, .size = 8, .activate = 12, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x3c, .size = 8, .activate = 13, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_SAFE_SWITCH] = {
|
|
.offset = 0x147, .size = 8, .activate = 14, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x3e, .size = 8, .activate = 15, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_SELECT_SWITCH] = {
|
|
.offset = 0x14b, .size = 8, .activate = 17, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_LINK_SWITCH] = {
|
|
.offset = 0x14e, .size = 8, .activate = 18, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_DIRECT_MONITOR_GAIN] = {
|
|
.offset = 0x2a0, .size = 16, .activate = 36 }
|
|
}
|
|
};
|
|
|
|
/* 4i4 Gen 4 */
|
|
static const struct scarlett2_config_set scarlett2_config_set_gen4_4i4 = {
|
|
.notifications = scarlett4_4i4_notifications,
|
|
.param_buf_addr = 0x130,
|
|
.input_gain_tlv = db_scale_gen4_gain,
|
|
.autogain_status_texts = scarlett2_autogain_status_gen4,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_MSD_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 4 },
|
|
|
|
[SCARLETT2_CONFIG_AUTOGAIN_SWITCH] = {
|
|
.offset = 0x13e, .size = 8, .activate = 10, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AUTOGAIN_STATUS] = {
|
|
.offset = 0x140, .size = 8 },
|
|
|
|
[SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
|
|
.offset = 0x5a, .size = 8, .activate = 11, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_GAIN] = {
|
|
.offset = 0x5e, .size = 8, .activate = 12, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x4e, .size = 8, .activate = 13, .pbuf = 1,
|
|
.mute = 1 },
|
|
|
|
[SCARLETT2_CONFIG_SAFE_SWITCH] = {
|
|
.offset = 0x150, .size = 8, .activate = 14, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x50, .size = 8, .activate = 15, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_SELECT_SWITCH] = {
|
|
.offset = 0x153, .size = 8, .activate = 16, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_INPUT_LINK_SWITCH] = {
|
|
.offset = 0x156, .size = 8, .activate = 17, .pbuf = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MASTER_VOLUME] = {
|
|
.offset = 0x32, .size = 16 },
|
|
|
|
[SCARLETT2_CONFIG_HEADPHONE_VOLUME] = {
|
|
.offset = 0x3a, .size = 16 },
|
|
|
|
[SCARLETT2_CONFIG_POWER_EXT] = {
|
|
.offset = 0x168, .size = 8 },
|
|
|
|
[SCARLETT2_CONFIG_POWER_LOW] = {
|
|
.offset = 0x16d, .size = 8 }
|
|
}
|
|
};
|
|
|
|
/* Clarett USB and Clarett+ devices: 2Pre, 4Pre, 8Pre */
|
|
static const struct scarlett2_config_set scarlett2_config_set_clarett = {
|
|
.notifications = scarlett2_notifications,
|
|
.items = {
|
|
[SCARLETT2_CONFIG_DIM_MUTE] = {
|
|
.offset = 0x31, .size = 8, .activate = 2 },
|
|
|
|
[SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
|
|
.offset = 0x34, .size = 16, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_MUTE_SWITCH] = {
|
|
.offset = 0x5c, .size = 8, .activate = 1 },
|
|
|
|
[SCARLETT2_CONFIG_SW_HW_SWITCH] = {
|
|
.offset = 0x66, .size = 8, .activate = 3 },
|
|
|
|
[SCARLETT2_CONFIG_MASTER_VOLUME] = {
|
|
.offset = 0x76, .size = 16 },
|
|
|
|
[SCARLETT2_CONFIG_LEVEL_SWITCH] = {
|
|
.offset = 0x7c, .size = 8, .activate = 7 },
|
|
|
|
[SCARLETT2_CONFIG_AIR_SWITCH] = {
|
|
.offset = 0x95, .size = 8, .activate = 8 },
|
|
|
|
[SCARLETT2_CONFIG_STANDALONE_SWITCH] = {
|
|
.offset = 0x8d, .size = 8, .activate = 6 },
|
|
}
|
|
};
|
|
|
|
/* Description of each hardware port type:
|
|
* - id: hardware ID of this port type
|
|
* - src_descr: printf format string for mux input selections
|
|
* - src_num_offset: added to channel number for the fprintf
|
|
* - dst_descr: printf format string for mixer controls
|
|
*/
|
|
struct scarlett2_port {
|
|
u16 id;
|
|
const char * const src_descr;
|
|
int src_num_offset;
|
|
const char * const dst_descr;
|
|
const char * const dsp_src_descr;
|
|
const char * const dsp_dst_descr;
|
|
};
|
|
|
|
static const struct scarlett2_port scarlett2_ports[SCARLETT2_PORT_TYPE_COUNT] = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = {
|
|
.id = 0x000,
|
|
.src_descr = "Off"
|
|
},
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = {
|
|
.id = 0x080,
|
|
.src_descr = "Analogue %d",
|
|
.src_num_offset = 1,
|
|
.dst_descr = "Analogue Output %02d Playback"
|
|
},
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = {
|
|
.id = 0x180,
|
|
.src_descr = "S/PDIF %d",
|
|
.src_num_offset = 1,
|
|
.dst_descr = "S/PDIF Output %d Playback"
|
|
},
|
|
[SCARLETT2_PORT_TYPE_ADAT] = {
|
|
.id = 0x200,
|
|
.src_descr = "ADAT %d",
|
|
.src_num_offset = 1,
|
|
.dst_descr = "ADAT Output %d Playback"
|
|
},
|
|
[SCARLETT2_PORT_TYPE_MIX] = {
|
|
.id = 0x300,
|
|
.src_descr = "Mix %c",
|
|
.src_num_offset = 'A',
|
|
.dst_descr = "Mixer Input %02d Capture",
|
|
.dsp_src_descr = "DSP %d",
|
|
.dsp_dst_descr = "DSP Input %d Capture"
|
|
},
|
|
[SCARLETT2_PORT_TYPE_PCM] = {
|
|
.id = 0x600,
|
|
.src_descr = "PCM %d",
|
|
.src_num_offset = 1,
|
|
.dst_descr = "PCM %02d Capture"
|
|
},
|
|
};
|
|
|
|
/* Number of mux tables: one for each band of sample rates
|
|
* (44.1/48kHz, 88.2/96kHz, and 176.4/176kHz)
|
|
*/
|
|
#define SCARLETT2_MUX_TABLES 3
|
|
|
|
/* Maximum number of entries in a mux table */
|
|
#define SCARLETT2_MAX_MUX_ENTRIES 10
|
|
|
|
/* One entry within mux_assignment defines the port type and range of
|
|
* ports to add to the set_mux message. The end of the list is marked
|
|
* with count == 0.
|
|
*/
|
|
struct scarlett2_mux_entry {
|
|
u8 port_type;
|
|
u8 start;
|
|
u8 count;
|
|
};
|
|
|
|
/* Maximum number of entries in a mux table */
|
|
#define SCARLETT2_MAX_METER_ENTRIES 9
|
|
|
|
/* One entry within meter_assignment defines the range of mux outputs
|
|
* that consecutive meter entries are mapped to. The end of the list
|
|
* is marked with count == 0.
|
|
*/
|
|
struct scarlett2_meter_entry {
|
|
u8 start;
|
|
u8 count;
|
|
};
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|
|
|
struct scarlett2_device_info {
|
|
/* which set of configuration parameters the device uses */
|
|
const struct scarlett2_config_set *config_set;
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|
|
|
/* minimum firmware version required */
|
|
u16 min_firmware_version;
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|
|
/* support for main/alt speaker switching */
|
|
u8 has_speaker_switching;
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|
|
|
/* support for talkback microphone */
|
|
u8 has_talkback;
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|
|
|
/* the number of analogue inputs with a software switchable
|
|
* level control that can be set to line or instrument
|
|
*/
|
|
u8 level_input_count;
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|
|
|
/* the first input with a level control (0-based) */
|
|
u8 level_input_first;
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|
|
|
/* the number of analogue inputs with a software switchable
|
|
* 10dB pad control
|
|
*/
|
|
u8 pad_input_count;
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|
|
|
/* the number of analogue inputs with a software switchable
|
|
* "air" control
|
|
*/
|
|
u8 air_input_count;
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|
|
|
/* the first input with an air control (0-based) */
|
|
u8 air_input_first;
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|
|
|
/* number of additional air options
|
|
* 0 for air presence only (Gen 3)
|
|
* 1 for air presence+drive (Gen 4)
|
|
*/
|
|
u8 air_option;
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|
|
|
/* the number of phantom (48V) software switchable controls */
|
|
u8 phantom_count;
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|
|
|
/* the first input with phantom power control (0-based) */
|
|
u8 phantom_first;
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|
|
|
/* the number of inputs each phantom switch controls */
|
|
u8 inputs_per_phantom;
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|
|
|
/* the number of inputs with software-controllable gain */
|
|
u8 gain_input_count;
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|
|
|
/* the number of inputs with safe mode */
|
|
u8 safe_input_count;
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|
|
|
/* the number of direct monitor options
|
|
* (0 = none, 1 = mono only, 2 = mono/stereo)
|
|
*/
|
|
u8 direct_monitor;
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|
|
|
/* the number of DSP channels */
|
|
u8 dsp_count;
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|
|
|
/* remap analogue outputs; 18i8 Gen 3 has "line 3/4" connected
|
|
* internally to the analogue 7/8 outputs
|
|
*/
|
|
u8 line_out_remap_enable;
|
|
u8 line_out_remap[SCARLETT2_ANALOGUE_MAX];
|
|
u8 line_out_unmap[SCARLETT2_ANALOGUE_MAX];
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|
|
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/* additional description for the line out volume controls */
|
|
const char * const line_out_descrs[SCARLETT2_ANALOGUE_MAX];
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|
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/* number of sources/destinations of each port type */
|
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const int port_count[SCARLETT2_PORT_TYPE_COUNT][SCARLETT2_PORT_DIRNS];
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|
|
|
/* layout/order of the entries in the set_mux message */
|
|
struct scarlett2_mux_entry mux_assignment[SCARLETT2_MUX_TABLES]
|
|
[SCARLETT2_MAX_MUX_ENTRIES];
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|
|
|
/* map from meter level order returned by
|
|
* SCARLETT2_USB_GET_METER to index into mux[] entries (same
|
|
* as the order returned by scarlett2_meter_ctl_get())
|
|
*/
|
|
struct scarlett2_meter_entry meter_map[SCARLETT2_MAX_METER_ENTRIES];
|
|
};
|
|
|
|
struct scarlett2_data {
|
|
struct usb_mixer_interface *mixer;
|
|
struct mutex usb_mutex; /* prevent sending concurrent USB requests */
|
|
struct completion cmd_done;
|
|
struct mutex data_mutex; /* lock access to this data */
|
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u8 running;
|
|
u8 hwdep_in_use;
|
|
u8 selected_flash_segment_id;
|
|
u8 flash_write_state;
|
|
struct delayed_work work;
|
|
const struct scarlett2_device_info *info;
|
|
const struct scarlett2_config_set *config_set;
|
|
const char *series_name;
|
|
__u8 bInterfaceNumber;
|
|
__u8 bEndpointAddress;
|
|
__u16 wMaxPacketSize;
|
|
__u8 bInterval;
|
|
u8 num_mux_srcs;
|
|
u8 num_mux_dsts;
|
|
u8 num_mix_in;
|
|
u8 num_mix_out;
|
|
u8 num_line_out;
|
|
u8 num_monitor_mix_ctls;
|
|
u8 num_autogain_status_texts;
|
|
u32 firmware_version;
|
|
u8 flash_segment_nums[SCARLETT2_SEGMENT_ID_COUNT];
|
|
u8 flash_segment_blocks[SCARLETT2_SEGMENT_ID_COUNT];
|
|
u16 scarlett2_seq;
|
|
u8 sync_updated;
|
|
u8 vol_updated;
|
|
u8 dim_mute_updated;
|
|
u8 input_level_updated;
|
|
u8 input_pad_updated;
|
|
u8 input_air_updated;
|
|
u8 input_phantom_updated;
|
|
u8 input_select_updated;
|
|
u8 input_gain_updated;
|
|
u8 autogain_updated;
|
|
u8 input_safe_updated;
|
|
u8 pcm_input_switch_updated;
|
|
u8 monitor_other_updated;
|
|
u8 direct_monitor_updated;
|
|
u8 mux_updated;
|
|
u8 mix_updated;
|
|
u8 speaker_switching_switched;
|
|
u8 power_status_updated;
|
|
u8 sync;
|
|
u8 master_vol;
|
|
u8 headphone_vol;
|
|
u8 vol[SCARLETT2_ANALOGUE_MAX];
|
|
u8 vol_sw_hw_switch[SCARLETT2_ANALOGUE_MAX];
|
|
u8 mute_switch[SCARLETT2_ANALOGUE_MAX];
|
|
u8 level_switch[SCARLETT2_LEVEL_SWITCH_MAX];
|
|
u8 pad_switch[SCARLETT2_PAD_SWITCH_MAX];
|
|
u8 dim_mute[SCARLETT2_DIM_MUTE_COUNT];
|
|
u8 air_switch[SCARLETT2_AIR_SWITCH_MAX];
|
|
u8 phantom_switch[SCARLETT2_PHANTOM_SWITCH_MAX];
|
|
u8 phantom_persistence;
|
|
u8 input_select_switch;
|
|
u8 input_link_switch[SCARLETT2_INPUT_GAIN_MAX / 2];
|
|
u8 gain[SCARLETT2_INPUT_GAIN_MAX];
|
|
u8 autogain_switch[SCARLETT2_INPUT_GAIN_MAX];
|
|
u8 autogain_status[SCARLETT2_INPUT_GAIN_MAX];
|
|
u8 safe_switch[SCARLETT2_INPUT_GAIN_MAX];
|
|
u8 pcm_input_switch;
|
|
u8 direct_monitor_switch;
|
|
u8 speaker_switching_switch;
|
|
u8 talkback_switch;
|
|
u8 talkback_map[SCARLETT2_OUTPUT_MIX_MAX];
|
|
u8 msd_switch;
|
|
u8 standalone_switch;
|
|
u8 power_status;
|
|
u8 meter_level_map[SCARLETT2_MAX_METERS];
|
|
struct snd_kcontrol *sync_ctl;
|
|
struct snd_kcontrol *master_vol_ctl;
|
|
struct snd_kcontrol *headphone_vol_ctl;
|
|
struct snd_kcontrol *vol_ctls[SCARLETT2_ANALOGUE_MAX];
|
|
struct snd_kcontrol *sw_hw_ctls[SCARLETT2_ANALOGUE_MAX];
|
|
struct snd_kcontrol *mute_ctls[SCARLETT2_ANALOGUE_MAX];
|
|
struct snd_kcontrol *dim_mute_ctls[SCARLETT2_DIM_MUTE_COUNT];
|
|
struct snd_kcontrol *level_ctls[SCARLETT2_LEVEL_SWITCH_MAX];
|
|
struct snd_kcontrol *pad_ctls[SCARLETT2_PAD_SWITCH_MAX];
|
|
struct snd_kcontrol *air_ctls[SCARLETT2_AIR_SWITCH_MAX];
|
|
struct snd_kcontrol *phantom_ctls[SCARLETT2_PHANTOM_SWITCH_MAX];
|
|
struct snd_kcontrol *input_select_ctl;
|
|
struct snd_kcontrol *input_link_ctls[SCARLETT2_INPUT_GAIN_MAX / 2];
|
|
struct snd_kcontrol *input_gain_ctls[SCARLETT2_INPUT_GAIN_MAX];
|
|
struct snd_kcontrol *autogain_ctls[SCARLETT2_INPUT_GAIN_MAX];
|
|
struct snd_kcontrol *autogain_status_ctls[SCARLETT2_INPUT_GAIN_MAX];
|
|
struct snd_kcontrol *safe_ctls[SCARLETT2_INPUT_GAIN_MAX];
|
|
struct snd_kcontrol *pcm_input_switch_ctl;
|
|
struct snd_kcontrol *mux_ctls[SCARLETT2_MUX_MAX];
|
|
struct snd_kcontrol *mix_ctls[SCARLETT2_MIX_MAX];
|
|
struct snd_kcontrol *direct_monitor_ctl;
|
|
struct snd_kcontrol *speaker_switching_ctl;
|
|
struct snd_kcontrol *talkback_ctl;
|
|
struct snd_kcontrol *power_status_ctl;
|
|
u8 mux[SCARLETT2_MUX_MAX];
|
|
u8 mix[SCARLETT2_MIX_MAX];
|
|
u8 monitor_mix[SCARLETT2_MONITOR_MIX_MAX];
|
|
};
|
|
|
|
/*** Model-specific data ***/
|
|
|
|
static const struct scarlett2_device_info s6i6_gen2_info = {
|
|
.config_set = &scarlett2_config_set_gen2a,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 2,
|
|
|
|
.line_out_descrs = {
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 4, 4 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 6, 6 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 24, 6 },
|
|
{ 0, 24 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s18i8_gen2_info = {
|
|
.config_set = &scarlett2_config_set_gen2a,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 4,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 6 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 8, 18 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 14 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 4 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 26, 18 },
|
|
{ 0, 26 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s18i20_gen2_info = {
|
|
.config_set = &scarlett2_config_set_gen2b,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 10 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 8 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 20, 18 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 14 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 6 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 38, 18 },
|
|
{ 0, 38 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info solo_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3a,
|
|
.level_input_count = 1,
|
|
.level_input_first = 1,
|
|
.air_input_count = 1,
|
|
.phantom_count = 1,
|
|
.inputs_per_phantom = 1,
|
|
.direct_monitor = 1,
|
|
};
|
|
|
|
static const struct scarlett2_device_info s2i2_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3a,
|
|
.level_input_count = 2,
|
|
.air_input_count = 2,
|
|
.phantom_count = 1,
|
|
.inputs_per_phantom = 2,
|
|
.direct_monitor = 2,
|
|
};
|
|
|
|
static const struct scarlett2_device_info s4i4_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3b,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 2,
|
|
.air_input_count = 2,
|
|
.phantom_count = 1,
|
|
.inputs_per_phantom = 2,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
"Headphones L",
|
|
"Headphones R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 4, 4 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 6, 8 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 4, 6 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 16 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 16 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 16 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 12, 6 },
|
|
{ 0, 12 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s8i6_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3b,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 2,
|
|
.air_input_count = 2,
|
|
.phantom_count = 1,
|
|
.inputs_per_phantom = 2,
|
|
|
|
.line_out_descrs = {
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 6, 4 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 8, 8 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 6, 10 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 8, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 18 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 8, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 18 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 8, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 18 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 14, 8 },
|
|
{ 0, 6 },
|
|
{ 22, 2 },
|
|
{ 6, 8 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s18i8_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3c,
|
|
.has_speaker_switching = 1,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 4,
|
|
.air_input_count = 4,
|
|
.phantom_count = 2,
|
|
.inputs_per_phantom = 2,
|
|
|
|
.line_out_remap_enable = 1,
|
|
.line_out_remap = { 0, 1, 6, 7, 2, 3, 4, 5 },
|
|
.line_out_unmap = { 0, 1, 4, 5, 6, 7, 2, 3 },
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
"Alt Monitor L",
|
|
"Alt Monitor R",
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 8 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 20 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 8, 20 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 12, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 10, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 20 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 10 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 12, 4 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 10, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 20 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 10 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 20 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 10 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 30, 10 },
|
|
{ 42, 8 },
|
|
{ 0, 2 },
|
|
{ 6, 2 },
|
|
{ 2, 4 },
|
|
{ 8, 2 },
|
|
{ 40, 2 },
|
|
{ 10, 20 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s18i20_gen3_info = {
|
|
.config_set = &scarlett2_config_set_gen3c,
|
|
.has_speaker_switching = 1,
|
|
.has_talkback = 1,
|
|
.level_input_count = 2,
|
|
.pad_input_count = 8,
|
|
.air_input_count = 8,
|
|
.phantom_count = 2,
|
|
.inputs_per_phantom = 4,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor 1 L",
|
|
"Monitor 1 R",
|
|
"Monitor 2 L",
|
|
"Monitor 2 R",
|
|
NULL,
|
|
NULL,
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 9, 10 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 8 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 12, 25 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 20, 20 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 10, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 8, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 25 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 12 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 10, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 8, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 25 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 10 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 24 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 45, 8 },
|
|
{ 55, 10 },
|
|
{ 0, 20 },
|
|
{ 53, 2 },
|
|
{ 20, 25 },
|
|
{ 0, 0 },
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info solo_gen4_info = {
|
|
.config_set = &scarlett2_config_set_gen4_solo,
|
|
.min_firmware_version = 2115,
|
|
|
|
.level_input_count = 1,
|
|
.air_input_count = 1,
|
|
.air_input_first = 1,
|
|
.air_option = 1,
|
|
.phantom_count = 1,
|
|
.phantom_first = 1,
|
|
.inputs_per_phantom = 1,
|
|
.direct_monitor = 1,
|
|
.dsp_count = 2,
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 8, 6 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 2, 4 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 6, 2 },
|
|
{ 4, 2 },
|
|
{ 8, 4 },
|
|
{ 2, 2 },
|
|
{ 0, 2 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s2i2_gen4_info = {
|
|
.config_set = &scarlett2_config_set_gen4_2i2,
|
|
.min_firmware_version = 2115,
|
|
|
|
.level_input_count = 2,
|
|
.air_input_count = 2,
|
|
.air_option = 1,
|
|
.phantom_count = 1,
|
|
.inputs_per_phantom = 2,
|
|
.gain_input_count = 2,
|
|
.safe_input_count = 2,
|
|
.direct_monitor = 2,
|
|
.dsp_count = 2,
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 6, 6 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 2, 4 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 4, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 2, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 6, 2 },
|
|
{ 4, 2 },
|
|
{ 8, 4 },
|
|
{ 2, 2 },
|
|
{ 0, 2 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info s4i4_gen4_info = {
|
|
.config_set = &scarlett2_config_set_gen4_4i4,
|
|
.min_firmware_version = 2089,
|
|
|
|
.level_input_count = 2,
|
|
.air_input_count = 2,
|
|
.air_option = 1,
|
|
.phantom_count = 2,
|
|
.inputs_per_phantom = 1,
|
|
.gain_input_count = 2,
|
|
.safe_input_count = 2,
|
|
.dsp_count = 2,
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 4, 6 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 8, 12 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 6, 6 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 10, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 10, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_MIX, 10, 2 },
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 16, 8 },
|
|
{ 6, 10 },
|
|
{ 0, 6 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info clarett_2pre_info = {
|
|
.config_set = &scarlett2_config_set_clarett,
|
|
.level_input_count = 2,
|
|
.air_input_count = 2,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
"Headphones L",
|
|
"Headphones R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 2, 4 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 0 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 4, 12 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 12 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 26 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 22, 12 },
|
|
{ 0, 22 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info clarett_4pre_info = {
|
|
.config_set = &scarlett2_config_set_clarett,
|
|
.level_input_count = 2,
|
|
.air_input_count = 4,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 6 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 8, 18 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 14 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 12 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 24 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 26, 18 },
|
|
{ 0, 26 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
static const struct scarlett2_device_info clarett_8pre_info = {
|
|
.config_set = &scarlett2_config_set_clarett,
|
|
.level_input_count = 2,
|
|
.air_input_count = 8,
|
|
|
|
.line_out_descrs = {
|
|
"Monitor L",
|
|
"Monitor R",
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
"Headphones 1 L",
|
|
"Headphones 1 R",
|
|
"Headphones 2 L",
|
|
"Headphones 2 R",
|
|
},
|
|
|
|
.port_count = {
|
|
[SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
|
|
[SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 10 },
|
|
[SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
|
|
[SCARLETT2_PORT_TYPE_ADAT] = { 8, 8 },
|
|
[SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
|
|
[SCARLETT2_PORT_TYPE_PCM] = { 20, 18 },
|
|
},
|
|
|
|
.mux_assignment = { {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 14 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_ADAT, 0, 4 },
|
|
{ SCARLETT2_PORT_TYPE_MIX, 0, 18 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 8 },
|
|
{ 0, 0, 0 },
|
|
}, {
|
|
{ SCARLETT2_PORT_TYPE_PCM, 0, 12 },
|
|
{ SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
|
|
{ SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
|
|
{ SCARLETT2_PORT_TYPE_NONE, 0, 22 },
|
|
{ 0, 0, 0 },
|
|
} },
|
|
|
|
.meter_map = {
|
|
{ 38, 18 },
|
|
{ 0, 38 },
|
|
{ 0, 0 }
|
|
}
|
|
};
|
|
|
|
struct scarlett2_device_entry {
|
|
const u32 usb_id; /* USB device identifier */
|
|
const struct scarlett2_device_info *info;
|
|
const char *series_name;
|
|
};
|
|
|
|
static const struct scarlett2_device_entry scarlett2_devices[] = {
|
|
/* Supported Gen 2 devices */
|
|
{ USB_ID(0x1235, 0x8203), &s6i6_gen2_info, "Scarlett Gen 2" },
|
|
{ USB_ID(0x1235, 0x8204), &s18i8_gen2_info, "Scarlett Gen 2" },
|
|
{ USB_ID(0x1235, 0x8201), &s18i20_gen2_info, "Scarlett Gen 2" },
|
|
|
|
/* Supported Gen 3 devices */
|
|
{ USB_ID(0x1235, 0x8211), &solo_gen3_info, "Scarlett Gen 3" },
|
|
{ USB_ID(0x1235, 0x8210), &s2i2_gen3_info, "Scarlett Gen 3" },
|
|
{ USB_ID(0x1235, 0x8212), &s4i4_gen3_info, "Scarlett Gen 3" },
|
|
{ USB_ID(0x1235, 0x8213), &s8i6_gen3_info, "Scarlett Gen 3" },
|
|
{ USB_ID(0x1235, 0x8214), &s18i8_gen3_info, "Scarlett Gen 3" },
|
|
{ USB_ID(0x1235, 0x8215), &s18i20_gen3_info, "Scarlett Gen 3" },
|
|
|
|
/* Supported Gen 4 devices */
|
|
{ USB_ID(0x1235, 0x8218), &solo_gen4_info, "Scarlett Gen 4" },
|
|
{ USB_ID(0x1235, 0x8219), &s2i2_gen4_info, "Scarlett Gen 4" },
|
|
{ USB_ID(0x1235, 0x821a), &s4i4_gen4_info, "Scarlett Gen 4" },
|
|
|
|
/* Supported Clarett USB/Clarett+ devices */
|
|
{ USB_ID(0x1235, 0x8206), &clarett_2pre_info, "Clarett USB" },
|
|
{ USB_ID(0x1235, 0x8207), &clarett_4pre_info, "Clarett USB" },
|
|
{ USB_ID(0x1235, 0x8208), &clarett_8pre_info, "Clarett USB" },
|
|
{ USB_ID(0x1235, 0x820a), &clarett_2pre_info, "Clarett+" },
|
|
{ USB_ID(0x1235, 0x820b), &clarett_4pre_info, "Clarett+" },
|
|
{ USB_ID(0x1235, 0x820c), &clarett_8pre_info, "Clarett+" },
|
|
|
|
/* End of list */
|
|
{ 0, NULL },
|
|
};
|
|
|
|
/* get the starting port index number for a given port type/direction */
|
|
static int scarlett2_get_port_start_num(
|
|
const int port_count[][SCARLETT2_PORT_DIRNS],
|
|
int direction, int port_type)
|
|
{
|
|
int i, num = 0;
|
|
|
|
for (i = 0; i < port_type; i++)
|
|
num += port_count[i][direction];
|
|
|
|
return num;
|
|
}
|
|
|
|
/*** USB Interactions ***/
|
|
|
|
/* Commands for sending/receiving requests/responses */
|
|
#define SCARLETT2_USB_CMD_INIT 0
|
|
#define SCARLETT2_USB_CMD_REQ 2
|
|
#define SCARLETT2_USB_CMD_RESP 3
|
|
|
|
#define SCARLETT2_USB_INIT_1 0x00000000
|
|
#define SCARLETT2_USB_INIT_2 0x00000002
|
|
#define SCARLETT2_USB_REBOOT 0x00000003
|
|
#define SCARLETT2_USB_GET_METER 0x00001001
|
|
#define SCARLETT2_USB_GET_MIX 0x00002001
|
|
#define SCARLETT2_USB_SET_MIX 0x00002002
|
|
#define SCARLETT2_USB_GET_MUX 0x00003001
|
|
#define SCARLETT2_USB_SET_MUX 0x00003002
|
|
#define SCARLETT2_USB_INFO_FLASH 0x00004000
|
|
#define SCARLETT2_USB_INFO_SEGMENT 0x00004001
|
|
#define SCARLETT2_USB_ERASE_SEGMENT 0x00004002
|
|
#define SCARLETT2_USB_GET_ERASE 0x00004003
|
|
#define SCARLETT2_USB_WRITE_SEGMENT 0x00004004
|
|
#define SCARLETT2_USB_READ_SEGMENT 0x00004005
|
|
#define SCARLETT2_USB_GET_SYNC 0x00006004
|
|
#define SCARLETT2_USB_GET_DATA 0x00800000
|
|
#define SCARLETT2_USB_SET_DATA 0x00800001
|
|
#define SCARLETT2_USB_DATA_CMD 0x00800002
|
|
|
|
#define SCARLETT2_USB_CONFIG_SAVE 6
|
|
|
|
#define SCARLETT2_USB_METER_LEVELS_GET_MAGIC 1
|
|
|
|
#define SCARLETT2_FLASH_BLOCK_SIZE 4096
|
|
#define SCARLETT2_FLASH_RW_MAX 1024
|
|
#define SCARLETT2_SEGMENT_NUM_MIN 1
|
|
#define SCARLETT2_SEGMENT_NUM_MAX 4
|
|
|
|
#define SCARLETT2_SEGMENT_SETTINGS_NAME "App_Settings"
|
|
#define SCARLETT2_SEGMENT_FIRMWARE_NAME "App_Upgrade"
|
|
|
|
/* proprietary request/response format */
|
|
struct scarlett2_usb_packet {
|
|
__le32 cmd;
|
|
__le16 size;
|
|
__le16 seq;
|
|
__le32 error;
|
|
__le32 pad;
|
|
u8 data[];
|
|
};
|
|
|
|
static void scarlett2_fill_request_header(struct scarlett2_data *private,
|
|
struct scarlett2_usb_packet *req,
|
|
u32 cmd, u16 req_size)
|
|
{
|
|
/* sequence must go up by 1 for each request */
|
|
u16 seq = private->scarlett2_seq++;
|
|
|
|
req->cmd = cpu_to_le32(cmd);
|
|
req->size = cpu_to_le16(req_size);
|
|
req->seq = cpu_to_le16(seq);
|
|
req->error = 0;
|
|
req->pad = 0;
|
|
}
|
|
|
|
static int scarlett2_usb_tx(struct usb_device *dev, int interface,
|
|
void *buf, u16 size)
|
|
{
|
|
return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
|
|
SCARLETT2_USB_CMD_REQ,
|
|
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
|
|
0, interface, buf, size);
|
|
}
|
|
|
|
static int scarlett2_usb_rx(struct usb_device *dev, int interface,
|
|
u32 usb_req, void *buf, u16 size)
|
|
{
|
|
return snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
|
|
usb_req,
|
|
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
|
|
0, interface, buf, size);
|
|
}
|
|
|
|
/* Send a proprietary format request to the Scarlett interface */
|
|
static int scarlett2_usb(
|
|
struct usb_mixer_interface *mixer, u32 cmd,
|
|
void *req_data, u16 req_size, void *resp_data, u16 resp_size)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
struct usb_device *dev = mixer->chip->dev;
|
|
struct scarlett2_usb_packet *req, *resp = NULL;
|
|
size_t req_buf_size = struct_size(req, data, req_size);
|
|
size_t resp_buf_size = struct_size(resp, data, resp_size);
|
|
int err;
|
|
|
|
req = kmalloc(req_buf_size, GFP_KERNEL);
|
|
if (!req) {
|
|
err = -ENOMEM;
|
|
goto error;
|
|
}
|
|
|
|
resp = kmalloc(resp_buf_size, GFP_KERNEL);
|
|
if (!resp) {
|
|
err = -ENOMEM;
|
|
goto error;
|
|
}
|
|
|
|
mutex_lock(&private->usb_mutex);
|
|
|
|
/* build request message and send it */
|
|
|
|
scarlett2_fill_request_header(private, req, cmd, req_size);
|
|
|
|
if (req_size)
|
|
memcpy(req->data, req_data, req_size);
|
|
|
|
err = scarlett2_usb_tx(dev, private->bInterfaceNumber,
|
|
req, req_buf_size);
|
|
|
|
if (err != req_buf_size) {
|
|
usb_audio_err(
|
|
mixer->chip,
|
|
"%s USB request result cmd %x was %d\n",
|
|
private->series_name, cmd, err);
|
|
err = -EINVAL;
|
|
goto unlock;
|
|
}
|
|
|
|
if (!wait_for_completion_timeout(&private->cmd_done,
|
|
msecs_to_jiffies(1000))) {
|
|
usb_audio_err(
|
|
mixer->chip,
|
|
"%s USB request timed out, cmd %x\n",
|
|
private->series_name, cmd);
|
|
|
|
err = -ETIMEDOUT;
|
|
goto unlock;
|
|
}
|
|
|
|
/* send a second message to get the response */
|
|
|
|
err = scarlett2_usb_rx(dev, private->bInterfaceNumber,
|
|
SCARLETT2_USB_CMD_RESP,
|
|
resp, resp_buf_size);
|
|
|
|
/* validate the response */
|
|
|
|
if (err != resp_buf_size) {
|
|
|
|
/* ESHUTDOWN and EPROTO are valid responses to a
|
|
* reboot request
|
|
*/
|
|
if (cmd == SCARLETT2_USB_REBOOT &&
|
|
(err == -ESHUTDOWN || err == -EPROTO)) {
|
|
err = 0;
|
|
goto unlock;
|
|
}
|
|
|
|
usb_audio_err(
|
|
mixer->chip,
|
|
"%s USB response result cmd %x was %d expected %zu\n",
|
|
private->series_name, cmd, err, resp_buf_size);
|
|
err = -EINVAL;
|
|
goto unlock;
|
|
}
|
|
|
|
/* cmd/seq/size should match except when initialising
|
|
* seq sent = 1, response = 0
|
|
*/
|
|
if (resp->cmd != req->cmd ||
|
|
(resp->seq != req->seq &&
|
|
(le16_to_cpu(req->seq) != 1 || resp->seq != 0)) ||
|
|
resp_size != le16_to_cpu(resp->size) ||
|
|
resp->error ||
|
|
resp->pad) {
|
|
usb_audio_err(
|
|
mixer->chip,
|
|
"%s USB invalid response; "
|
|
"cmd tx/rx %d/%d seq %d/%d size %d/%d "
|
|
"error %d pad %d\n",
|
|
private->series_name,
|
|
le32_to_cpu(req->cmd), le32_to_cpu(resp->cmd),
|
|
le16_to_cpu(req->seq), le16_to_cpu(resp->seq),
|
|
resp_size, le16_to_cpu(resp->size),
|
|
le32_to_cpu(resp->error),
|
|
le32_to_cpu(resp->pad));
|
|
err = -EINVAL;
|
|
goto unlock;
|
|
}
|
|
|
|
if (resp_data && resp_size > 0)
|
|
memcpy(resp_data, resp->data, resp_size);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->usb_mutex);
|
|
error:
|
|
kfree(req);
|
|
kfree(resp);
|
|
return err;
|
|
}
|
|
|
|
/* Send a USB message to get data; result placed in *buf */
|
|
static int scarlett2_usb_get(
|
|
struct usb_mixer_interface *mixer,
|
|
int offset, void *buf, int size)
|
|
{
|
|
struct {
|
|
__le32 offset;
|
|
__le32 size;
|
|
} __packed req;
|
|
|
|
req.offset = cpu_to_le32(offset);
|
|
req.size = cpu_to_le32(size);
|
|
return scarlett2_usb(mixer, SCARLETT2_USB_GET_DATA,
|
|
&req, sizeof(req), buf, size);
|
|
}
|
|
|
|
/* Return true if the given configuration item is present in the
|
|
* configuration set used by this device.
|
|
*/
|
|
static int scarlett2_has_config_item(
|
|
struct scarlett2_data *private, int config_item_num)
|
|
{
|
|
return !!private->config_set->items[config_item_num].offset;
|
|
}
|
|
|
|
/* Send a USB message to get configuration parameters; result placed in *buf */
|
|
static int scarlett2_usb_get_config(
|
|
struct usb_mixer_interface *mixer,
|
|
int config_item_num, int count, void *buf)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_config *config_item =
|
|
&private->config_set->items[config_item_num];
|
|
int size, err, i;
|
|
u8 *buf_8;
|
|
u8 value;
|
|
|
|
/* Check that the configuration item is present in the
|
|
* configuration set used by this device
|
|
*/
|
|
if (!config_item->offset)
|
|
return -EFAULT;
|
|
|
|
/* Writes to the parameter buffer are always 1 byte */
|
|
size = config_item->size ? config_item->size : 8;
|
|
|
|
/* For byte-sized parameters, retrieve directly into buf */
|
|
if (size >= 8) {
|
|
size = size / 8 * count;
|
|
err = scarlett2_usb_get(mixer, config_item->offset, buf, size);
|
|
if (err < 0)
|
|
return err;
|
|
if (size == 2) {
|
|
u16 *buf_16 = buf;
|
|
|
|
for (i = 0; i < count; i++, buf_16++)
|
|
*buf_16 = le16_to_cpu(*(__le16 *)buf_16);
|
|
} else if (size == 4) {
|
|
u32 *buf_32 = buf;
|
|
|
|
for (i = 0; i < count; i++, buf_32++)
|
|
*buf_32 = le32_to_cpu(*(__le32 *)buf_32);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* For bit-sized parameters, retrieve into value */
|
|
err = scarlett2_usb_get(mixer, config_item->offset, &value, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* then unpack from value into buf[] */
|
|
buf_8 = buf;
|
|
for (i = 0; i < 8 && i < count; i++, value >>= 1)
|
|
*buf_8++ = value & 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Send a SCARLETT2_USB_SET_DATA command.
|
|
* offset: location in the device's data space
|
|
* size: size in bytes of the value (1, 2, 4)
|
|
*/
|
|
static int scarlett2_usb_set_data(
|
|
struct usb_mixer_interface *mixer,
|
|
int offset, int size, int value)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
struct {
|
|
__le32 offset;
|
|
__le32 size;
|
|
__le32 value;
|
|
} __packed req;
|
|
|
|
req.offset = cpu_to_le32(offset);
|
|
req.size = cpu_to_le32(size);
|
|
req.value = cpu_to_le32(value);
|
|
return scarlett2_usb(private->mixer, SCARLETT2_USB_SET_DATA,
|
|
&req, sizeof(u32) * 2 + size, NULL, 0);
|
|
}
|
|
|
|
/* Send a SCARLETT2_USB_DATA_CMD command.
|
|
* Configuration changes require activation with this after they have
|
|
* been uploaded by a previous SCARLETT2_USB_SET_DATA.
|
|
* The value for activate needed is determined by the configuration
|
|
* item.
|
|
*/
|
|
static int scarlett2_usb_activate_config(
|
|
struct usb_mixer_interface *mixer, int activate)
|
|
{
|
|
__le32 req;
|
|
|
|
req = cpu_to_le32(activate);
|
|
return scarlett2_usb(mixer, SCARLETT2_USB_DATA_CMD,
|
|
&req, sizeof(req), NULL, 0);
|
|
}
|
|
|
|
/* Send USB messages to set a SCARLETT2_CONFIG_* parameter */
|
|
static int scarlett2_usb_set_config(
|
|
struct usb_mixer_interface *mixer,
|
|
int config_item_num, int index, int value)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_config_set *config_set = private->config_set;
|
|
const struct scarlett2_config *config_item =
|
|
&config_set->items[config_item_num];
|
|
int offset, size;
|
|
int err;
|
|
|
|
/* Check that the configuration item is present in the
|
|
* configuration set used by this device
|
|
*/
|
|
if (!config_item->offset)
|
|
return -EFAULT;
|
|
|
|
/* Write via the parameter buffer? */
|
|
if (config_item->pbuf) {
|
|
if (!config_set->param_buf_addr)
|
|
return -EFAULT;
|
|
|
|
/* Place index in param_buf_addr + 1 */
|
|
err = scarlett2_usb_set_data(
|
|
mixer, config_set->param_buf_addr + 1, 1, index);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Place value in param_buf_addr */
|
|
err = scarlett2_usb_set_data(
|
|
mixer, config_set->param_buf_addr, 1, value);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Activate the write through the parameter buffer */
|
|
return scarlett2_usb_activate_config(
|
|
mixer, config_item->activate);
|
|
}
|
|
|
|
/* Direct writes (not via the parameter buffer) need NVRAM
|
|
* save and support bit-modification
|
|
*/
|
|
|
|
/* Cancel any pending NVRAM save */
|
|
cancel_delayed_work_sync(&private->work);
|
|
|
|
/* Convert config_item->size in bits to size in bytes and
|
|
* calculate offset
|
|
*/
|
|
if (config_item->size >= 8) {
|
|
size = config_item->size / 8;
|
|
offset = config_item->offset + index * size;
|
|
|
|
/* If updating a bit, retrieve the old value, set/clear the
|
|
* bit as needed, and update value
|
|
*/
|
|
} else {
|
|
u8 tmp;
|
|
|
|
size = 1;
|
|
offset = config_item->offset;
|
|
|
|
err = scarlett2_usb_get(mixer, offset, &tmp, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (value)
|
|
tmp |= (1 << index);
|
|
else
|
|
tmp &= ~(1 << index);
|
|
|
|
value = tmp;
|
|
}
|
|
|
|
/* Write the new value */
|
|
err = scarlett2_usb_set_data(mixer, offset, size, value);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Activate the change */
|
|
err = scarlett2_usb_activate_config(mixer, config_item->activate);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Interfaces with parameter buffer writes don't need a
|
|
* separate save step
|
|
*/
|
|
if (config_set->param_buf_addr)
|
|
return 0;
|
|
|
|
/* Schedule the change to be written to NVRAM */
|
|
if (config_item->activate != SCARLETT2_USB_CONFIG_SAVE)
|
|
schedule_delayed_work(&private->work, msecs_to_jiffies(2000));
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Send SCARLETT2_USB_DATA_CMD SCARLETT2_USB_CONFIG_SAVE */
|
|
static void scarlett2_config_save(struct usb_mixer_interface *mixer)
|
|
{
|
|
int err;
|
|
|
|
err = scarlett2_usb_activate_config(mixer, SCARLETT2_USB_CONFIG_SAVE);
|
|
if (err < 0)
|
|
usb_audio_err(mixer->chip, "config save failed: %d\n", err);
|
|
}
|
|
|
|
/* Delayed work to save config */
|
|
static void scarlett2_config_save_work(struct work_struct *work)
|
|
{
|
|
struct scarlett2_data *private =
|
|
container_of(work, struct scarlett2_data, work.work);
|
|
|
|
scarlett2_config_save(private->mixer);
|
|
}
|
|
|
|
/* Send a USB message to get sync status; result placed in *sync */
|
|
static int scarlett2_usb_get_sync_status(
|
|
struct usb_mixer_interface *mixer,
|
|
u8 *sync)
|
|
{
|
|
__le32 data;
|
|
int err;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_SYNC,
|
|
NULL, 0, &data, sizeof(data));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
*sync = !!data;
|
|
return 0;
|
|
}
|
|
|
|
/* Return true if the device has a mixer that we can control */
|
|
static int scarlett2_has_mixer(struct scarlett2_data *private)
|
|
{
|
|
return !!private->info->mux_assignment[0][0].count;
|
|
}
|
|
|
|
/* Map from mixer value to (db + 80) * 2
|
|
* (reverse of scarlett2_mixer_values[])
|
|
*/
|
|
static int scarlett2_mixer_value_to_db(int value)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < SCARLETT2_MIXER_VALUE_COUNT; i++)
|
|
if (scarlett2_mixer_values[i] >= value)
|
|
return i;
|
|
return SCARLETT2_MIXER_MAX_VALUE;
|
|
}
|
|
|
|
/* Send a USB message to get the volumes for all inputs of one mix
|
|
* and put the values into private->mix[]
|
|
*/
|
|
static int scarlett2_usb_get_mix(struct usb_mixer_interface *mixer,
|
|
int mix_num)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int num_mixer_in = private->num_mix_in;
|
|
int err, i, j;
|
|
|
|
struct {
|
|
__le16 mix_num;
|
|
__le16 count;
|
|
} __packed req;
|
|
|
|
__le16 data[SCARLETT2_INPUT_MIX_MAX];
|
|
|
|
req.mix_num = cpu_to_le16(mix_num);
|
|
req.count = cpu_to_le16(num_mixer_in);
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_MIX,
|
|
&req, sizeof(req),
|
|
data, num_mixer_in * sizeof(u16));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0, j = mix_num * num_mixer_in; i < num_mixer_in; i++, j++)
|
|
private->mix[j] = scarlett2_mixer_value_to_db(
|
|
le16_to_cpu(data[i]));
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Send a USB message to set the volumes for all inputs of one mix
|
|
* (values obtained from private->mix[])
|
|
*/
|
|
static int scarlett2_usb_set_mix(struct usb_mixer_interface *mixer,
|
|
int mix_num)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
struct {
|
|
__le16 mix_num;
|
|
__le16 data[SCARLETT2_INPUT_MIX_MAX];
|
|
} __packed req;
|
|
|
|
int i, j;
|
|
int num_mixer_in = private->num_mix_in;
|
|
|
|
req.mix_num = cpu_to_le16(mix_num);
|
|
|
|
for (i = 0, j = mix_num * num_mixer_in; i < num_mixer_in; i++, j++)
|
|
req.data[i] = cpu_to_le16(
|
|
scarlett2_mixer_values[private->mix[j]]
|
|
);
|
|
|
|
return scarlett2_usb(mixer, SCARLETT2_USB_SET_MIX,
|
|
&req, (num_mixer_in + 1) * sizeof(u16),
|
|
NULL, 0);
|
|
}
|
|
|
|
/* Convert a port number index (per info->port_count) to a hardware ID */
|
|
static u32 scarlett2_mux_src_num_to_id(
|
|
const int port_count[][SCARLETT2_PORT_DIRNS], int num)
|
|
{
|
|
int port_type;
|
|
|
|
for (port_type = 0;
|
|
port_type < SCARLETT2_PORT_TYPE_COUNT;
|
|
port_type++) {
|
|
if (num < port_count[port_type][SCARLETT2_PORT_IN])
|
|
return scarlett2_ports[port_type].id | num;
|
|
num -= port_count[port_type][SCARLETT2_PORT_IN];
|
|
}
|
|
|
|
/* Oops */
|
|
return 0;
|
|
}
|
|
|
|
/* Convert a hardware ID to a port number index */
|
|
static u32 scarlett2_mux_id_to_num(
|
|
const int port_count[][SCARLETT2_PORT_DIRNS], int direction, u32 id)
|
|
{
|
|
int port_type;
|
|
int port_num = 0;
|
|
|
|
for (port_type = 0;
|
|
port_type < SCARLETT2_PORT_TYPE_COUNT;
|
|
port_type++) {
|
|
int base = scarlett2_ports[port_type].id;
|
|
int count = port_count[port_type][direction];
|
|
|
|
if (id >= base && id < base + count)
|
|
return port_num + id - base;
|
|
port_num += count;
|
|
}
|
|
|
|
/* Oops */
|
|
return -1;
|
|
}
|
|
|
|
/* Convert one mux entry from the interface and load into private->mux[] */
|
|
static void scarlett2_usb_populate_mux(struct scarlett2_data *private,
|
|
u32 mux_entry)
|
|
{
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
|
|
|
|
int dst_idx, src_idx;
|
|
|
|
dst_idx = scarlett2_mux_id_to_num(port_count, SCARLETT2_PORT_OUT,
|
|
mux_entry & 0xFFF);
|
|
if (dst_idx < 0)
|
|
return;
|
|
|
|
if (dst_idx >= private->num_mux_dsts) {
|
|
usb_audio_err(private->mixer->chip,
|
|
"BUG: scarlett2_mux_id_to_num(%06x, OUT): %d >= %d",
|
|
mux_entry, dst_idx, private->num_mux_dsts);
|
|
return;
|
|
}
|
|
|
|
src_idx = scarlett2_mux_id_to_num(port_count, SCARLETT2_PORT_IN,
|
|
mux_entry >> 12);
|
|
if (src_idx < 0)
|
|
return;
|
|
|
|
if (src_idx >= private->num_mux_srcs) {
|
|
usb_audio_err(private->mixer->chip,
|
|
"BUG: scarlett2_mux_id_to_num(%06x, IN): %d >= %d",
|
|
mux_entry, src_idx, private->num_mux_srcs);
|
|
return;
|
|
}
|
|
|
|
private->mux[dst_idx] = src_idx;
|
|
}
|
|
|
|
/* Update the meter level map
|
|
*
|
|
* The meter level data from the interface (SCARLETT2_USB_GET_METER
|
|
* request) is returned in mux_assignment order, but to avoid exposing
|
|
* that to userspace, scarlett2_meter_ctl_get() rearranges the data
|
|
* into scarlett2_ports order using the meter_level_map[] array which
|
|
* is set up by this function.
|
|
*
|
|
* In addition, the meter level data values returned from the
|
|
* interface are invalid for destinations where:
|
|
*
|
|
* - the source is "Off"; therefore we set those values to zero (map
|
|
* value of 255)
|
|
*
|
|
* - the source is assigned to a previous (with respect to the
|
|
* mux_assignment order) destination; therefore we set those values
|
|
* to the value previously reported for that source
|
|
*/
|
|
static void scarlett2_update_meter_level_map(struct scarlett2_data *private)
|
|
{
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const struct scarlett2_meter_entry *entry;
|
|
|
|
/* sources already assigned to a destination
|
|
* value is 255 for None, otherwise the value of i
|
|
* (index into array returned by
|
|
* scarlett2_usb_get_meter_levels())
|
|
*/
|
|
u8 seen_src[SCARLETT2_MAX_SRCS] = { 1 };
|
|
u8 seen_src_value[SCARLETT2_MAX_SRCS] = { 255 };
|
|
|
|
/* index in meter_map[] order */
|
|
int i = 0;
|
|
|
|
/* go through the meter_map[] entries */
|
|
for (entry = info->meter_map;
|
|
entry->count;
|
|
entry++) {
|
|
|
|
/* fill in each meter_level_map[] entry */
|
|
int j, mux_idx;
|
|
|
|
for (j = 0, mux_idx = entry->start;
|
|
j < entry->count;
|
|
i++, j++, mux_idx++) {
|
|
|
|
/* convert mux_idx using line_out_unmap[] */
|
|
int map_mux_idx = (
|
|
info->line_out_remap_enable &&
|
|
mux_idx < private->num_line_out
|
|
) ? info->line_out_unmap[mux_idx]
|
|
: mux_idx;
|
|
|
|
/* check which source is connected, and if
|
|
* that source is already connected elsewhere,
|
|
* use that existing connection's destination
|
|
* for this meter entry instead
|
|
*/
|
|
int mux_src = private->mux[mux_idx];
|
|
|
|
if (!seen_src[mux_src]) {
|
|
seen_src[mux_src] = 1;
|
|
seen_src_value[mux_src] = i;
|
|
}
|
|
private->meter_level_map[map_mux_idx] =
|
|
seen_src_value[mux_src];
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Send USB message to get mux inputs and then populate private->mux[] */
|
|
static int scarlett2_usb_get_mux(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int count = private->num_mux_dsts;
|
|
int err, i;
|
|
|
|
struct {
|
|
__le16 num;
|
|
__le16 count;
|
|
} __packed req;
|
|
|
|
__le32 data[SCARLETT2_MUX_MAX];
|
|
|
|
private->mux_updated = 0;
|
|
|
|
req.num = 0;
|
|
req.count = cpu_to_le16(count);
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_MUX,
|
|
&req, sizeof(req),
|
|
data, count * sizeof(u32));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < count; i++)
|
|
scarlett2_usb_populate_mux(private, le32_to_cpu(data[i]));
|
|
|
|
scarlett2_update_meter_level_map(private);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Send USB messages to set mux inputs */
|
|
static int scarlett2_usb_set_mux(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
|
|
int table;
|
|
|
|
struct {
|
|
__le16 pad;
|
|
__le16 num;
|
|
__le32 data[SCARLETT2_MUX_MAX];
|
|
} __packed req;
|
|
|
|
req.pad = 0;
|
|
|
|
/* set mux settings for each rate */
|
|
for (table = 0; table < SCARLETT2_MUX_TABLES; table++) {
|
|
const struct scarlett2_mux_entry *entry;
|
|
|
|
/* i counts over the output array */
|
|
int i = 0, err;
|
|
|
|
req.num = cpu_to_le16(table);
|
|
|
|
/* loop through each entry */
|
|
for (entry = info->mux_assignment[table];
|
|
entry->count;
|
|
entry++) {
|
|
int j;
|
|
int port_type = entry->port_type;
|
|
int port_idx = entry->start;
|
|
int mux_idx = scarlett2_get_port_start_num(port_count,
|
|
SCARLETT2_PORT_OUT, port_type) + port_idx;
|
|
int dst_id = scarlett2_ports[port_type].id + port_idx;
|
|
|
|
/* Empty slots */
|
|
if (!dst_id) {
|
|
for (j = 0; j < entry->count; j++)
|
|
req.data[i++] = 0;
|
|
continue;
|
|
}
|
|
|
|
/* Non-empty mux slots use the lower 12 bits
|
|
* for the destination and next 12 bits for
|
|
* the source
|
|
*/
|
|
for (j = 0; j < entry->count; j++) {
|
|
int src_id = scarlett2_mux_src_num_to_id(
|
|
port_count, private->mux[mux_idx++]);
|
|
req.data[i++] = cpu_to_le32(dst_id |
|
|
src_id << 12);
|
|
dst_id++;
|
|
}
|
|
}
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_SET_MUX,
|
|
&req, (i + 1) * sizeof(u32),
|
|
NULL, 0);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
scarlett2_update_meter_level_map(private);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Send USB message to get meter levels */
|
|
static int scarlett2_usb_get_meter_levels(struct usb_mixer_interface *mixer,
|
|
u16 num_meters, u16 *levels)
|
|
{
|
|
struct {
|
|
__le16 pad;
|
|
__le16 num_meters;
|
|
__le32 magic;
|
|
} __packed req;
|
|
__le32 resp[SCARLETT2_MAX_METERS];
|
|
int i, err;
|
|
|
|
req.pad = 0;
|
|
req.num_meters = cpu_to_le16(num_meters);
|
|
req.magic = cpu_to_le32(SCARLETT2_USB_METER_LEVELS_GET_MAGIC);
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_METER,
|
|
&req, sizeof(req), resp, num_meters * sizeof(u32));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* copy, convert to u16 */
|
|
for (i = 0; i < num_meters; i++)
|
|
levels[i] = le32_to_cpu(resp[i]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* For config items with mute=1, xor bits 0 & 1 together to get the
|
|
* current/next state. This won't have any effect on values which are
|
|
* only ever 0/1.
|
|
*/
|
|
static uint8_t scarlett2_decode_muteable(uint8_t v)
|
|
{
|
|
return (v ^ (v >> 1)) & 1;
|
|
}
|
|
|
|
/*** Control Functions ***/
|
|
|
|
/* helper function to create a new control */
|
|
static int scarlett2_add_new_ctl(struct usb_mixer_interface *mixer,
|
|
const struct snd_kcontrol_new *ncontrol,
|
|
int index, int channels, const char *name,
|
|
struct snd_kcontrol **kctl_return)
|
|
{
|
|
struct snd_kcontrol *kctl;
|
|
struct usb_mixer_elem_info *elem;
|
|
int err;
|
|
|
|
elem = kzalloc(sizeof(*elem), GFP_KERNEL);
|
|
if (!elem)
|
|
return -ENOMEM;
|
|
|
|
/* We set USB_MIXER_BESPOKEN type, so that the core USB mixer code
|
|
* ignores them for resume and other operations.
|
|
* Also, the head.id field is set to 0, as we don't use this field.
|
|
*/
|
|
elem->head.mixer = mixer;
|
|
elem->control = index;
|
|
elem->head.id = 0;
|
|
elem->channels = channels;
|
|
elem->val_type = USB_MIXER_BESPOKEN;
|
|
|
|
kctl = snd_ctl_new1(ncontrol, elem);
|
|
if (!kctl) {
|
|
kfree(elem);
|
|
return -ENOMEM;
|
|
}
|
|
kctl->private_free = snd_usb_mixer_elem_free;
|
|
|
|
strscpy(kctl->id.name, name, sizeof(kctl->id.name));
|
|
|
|
err = snd_usb_mixer_add_control(&elem->head, kctl);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (kctl_return)
|
|
*kctl_return = kctl;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Firmware Version Control ***/
|
|
|
|
static int scarlett2_firmware_version_ctl_get(
|
|
struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->firmware_version;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_firmware_version_ctl_info(
|
|
struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_firmware_version_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_CARD,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.name = "",
|
|
.info = scarlett2_firmware_version_ctl_info,
|
|
.get = scarlett2_firmware_version_ctl_get
|
|
};
|
|
|
|
static int scarlett2_add_firmware_version_ctl(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_firmware_version_ctl,
|
|
0, 0, "Firmware Version", NULL);
|
|
}
|
|
|
|
/*** Minimum Firmware Version Control ***/
|
|
|
|
static int scarlett2_min_firmware_version_ctl_get(
|
|
struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->info->min_firmware_version;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_min_firmware_version_ctl_info(
|
|
struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_min_firmware_version_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_CARD,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.name = "",
|
|
.info = scarlett2_min_firmware_version_ctl_info,
|
|
.get = scarlett2_min_firmware_version_ctl_get
|
|
};
|
|
|
|
static int scarlett2_add_min_firmware_version_ctl(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_min_firmware_version_ctl,
|
|
0, 0, "Minimum Firmware Version", NULL);
|
|
}
|
|
|
|
/*** Sync Control ***/
|
|
|
|
/* Update sync control after receiving notification that the status
|
|
* has changed
|
|
*/
|
|
static int scarlett2_update_sync(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->sync_updated = 0;
|
|
return scarlett2_usb_get_sync_status(mixer, &private->sync);
|
|
}
|
|
|
|
static int scarlett2_sync_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *texts[2] = {
|
|
"Unlocked", "Locked"
|
|
};
|
|
return snd_ctl_enum_info(uinfo, 1, 2, texts);
|
|
}
|
|
|
|
static int scarlett2_sync_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->sync_updated) {
|
|
err = scarlett2_update_sync(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->sync;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_sync_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.name = "",
|
|
.info = scarlett2_sync_ctl_info,
|
|
.get = scarlett2_sync_ctl_get
|
|
};
|
|
|
|
static int scarlett2_add_sync_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
/* devices without a mixer also don't support reporting sync status */
|
|
if (!scarlett2_has_mixer(private))
|
|
return 0;
|
|
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_sync_ctl,
|
|
0, 1, "Sync Status", &private->sync_ctl);
|
|
}
|
|
|
|
/*** Autogain Switch and Status Controls ***/
|
|
|
|
/* Forward declarations as phantom power and autogain can disable each other */
|
|
static int scarlett2_check_input_phantom_updated(struct usb_mixer_interface *);
|
|
static int scarlett2_phantom_is_switching(struct scarlett2_data *, int);
|
|
|
|
/* Set the access mode of a control to read-only (val = 0) or
|
|
* read-write (val = 1).
|
|
*/
|
|
static void scarlett2_set_ctl_access(struct snd_kcontrol *kctl, int val)
|
|
{
|
|
if (val)
|
|
kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
else
|
|
kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
}
|
|
|
|
/* Check if autogain is running on any input */
|
|
static int scarlett2_autogain_is_running(struct scarlett2_data *private)
|
|
{
|
|
int i;
|
|
|
|
/* autogain_status[] is 0 if autogain is running */
|
|
for (i = 0; i < private->info->gain_input_count; i++)
|
|
if (!private->autogain_status[i])
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_update_autogain(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err, i;
|
|
u8 raw_autogain_status[SCARLETT2_INPUT_GAIN_MAX];
|
|
|
|
private->autogain_updated = 0;
|
|
|
|
if (!info->gain_input_count)
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_AUTOGAIN_SWITCH,
|
|
info->gain_input_count, private->autogain_switch);
|
|
if (err < 0)
|
|
return err;
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_AUTOGAIN_STATUS,
|
|
info->gain_input_count, raw_autogain_status);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Translate autogain_switch and raw_autogain_status into
|
|
* autogain_status.
|
|
*
|
|
* When autogain_switch[] is set, the status is the first
|
|
* element in scarlett2_autogain_status_texts[] (Running). The
|
|
* subsequent elements correspond to the status value from the
|
|
* device (raw_autogain_status[]) + 1. The last element is
|
|
* "Invalid", in case the device reports a status outside the
|
|
* range of scarlett2_autogain_status_texts[].
|
|
*/
|
|
for (i = 0; i < info->gain_input_count; i++)
|
|
if (private->autogain_switch[i])
|
|
private->autogain_status[i] = 0;
|
|
else if (raw_autogain_status[i] <
|
|
private->num_autogain_status_texts - 1)
|
|
private->autogain_status[i] =
|
|
raw_autogain_status[i] + 1;
|
|
else
|
|
private->autogain_status[i] =
|
|
private->num_autogain_status_texts - 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Update access mode for controls affected by autogain */
|
|
static void scarlett2_autogain_update_access(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int val = !scarlett2_autogain_is_running(private);
|
|
int i;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH))
|
|
scarlett2_set_ctl_access(private->input_select_ctl, val);
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_LINK_SWITCH))
|
|
for (i = 0; i < info->gain_input_count / 2; i++)
|
|
scarlett2_set_ctl_access(private->input_link_ctls[i],
|
|
val);
|
|
for (i = 0; i < info->gain_input_count; i++)
|
|
scarlett2_set_ctl_access(private->input_gain_ctls[i], val);
|
|
for (i = 0; i < info->safe_input_count; i++)
|
|
scarlett2_set_ctl_access(private->safe_ctls[i], val);
|
|
for (i = 0; i < info->level_input_count; i++)
|
|
scarlett2_set_ctl_access(private->level_ctls[i], val);
|
|
for (i = 0; i < info->air_input_count; i++)
|
|
scarlett2_set_ctl_access(private->air_ctls[i], val);
|
|
for (i = 0; i < info->phantom_count; i++)
|
|
scarlett2_set_ctl_access(private->phantom_ctls[i], val);
|
|
}
|
|
|
|
/* Notify of access mode change for all controls read-only while
|
|
* autogain runs.
|
|
*/
|
|
static void scarlett2_autogain_notify_access(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH))
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->input_select_ctl->id);
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_LINK_SWITCH))
|
|
for (i = 0; i < info->gain_input_count / 2; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->input_link_ctls[i]->id);
|
|
for (i = 0; i < info->gain_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->input_gain_ctls[i]->id);
|
|
for (i = 0; i < info->safe_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->safe_ctls[i]->id);
|
|
for (i = 0; i < info->level_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->level_ctls[i]->id);
|
|
for (i = 0; i < info->air_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->air_ctls[i]->id);
|
|
for (i = 0; i < info->phantom_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->phantom_ctls[i]->id);
|
|
}
|
|
|
|
/* Call scarlett2_update_autogain() and
|
|
* scarlett2_autogain_update_access() if autogain_updated is set.
|
|
*/
|
|
static int scarlett2_check_autogain_updated(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
if (!private->autogain_updated)
|
|
return 0;
|
|
|
|
err = scarlett2_update_autogain(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
scarlett2_autogain_update_access(mixer);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* If autogain_updated is set when a *_ctl_put() function for a
|
|
* control that is meant to be read-only while autogain is running,
|
|
* update the autogain status and access mode of affected controls.
|
|
* Return -EPERM if autogain is running.
|
|
*/
|
|
static int scarlett2_check_put_during_autogain(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
int err = scarlett2_check_autogain_updated(mixer);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (scarlett2_autogain_is_running(mixer->private_data))
|
|
return -EPERM;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_autogain_switch_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
err = scarlett2_check_input_phantom_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
err = snd_ctl_boolean_mono_info(kctl, uinfo);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_autogain_switch_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
ucontrol->value.enumerated.item[0] =
|
|
private->autogain_switch[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_autogain_status_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
ucontrol->value.enumerated.item[0] =
|
|
private->autogain_status[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_autogain_switch_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_input_phantom_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
if (scarlett2_phantom_is_switching(private, index)) {
|
|
err = -EPERM;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->autogain_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->autogain_switch[index] = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_AUTOGAIN_SWITCH, index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
scarlett2_autogain_update_access(mixer);
|
|
scarlett2_autogain_notify_access(mixer);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_autogain_status_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
return snd_ctl_enum_info(
|
|
uinfo, 1,
|
|
private->num_autogain_status_texts,
|
|
private->config_set->autogain_status_texts);
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_autogain_switch_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_autogain_switch_ctl_info,
|
|
.get = scarlett2_autogain_switch_ctl_get,
|
|
.put = scarlett2_autogain_switch_ctl_put
|
|
};
|
|
|
|
static const struct snd_kcontrol_new scarlett2_autogain_status_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.name = "",
|
|
.info = scarlett2_autogain_status_ctl_info,
|
|
.get = scarlett2_autogain_status_ctl_get,
|
|
};
|
|
|
|
/*** Input Select Control ***/
|
|
|
|
static int scarlett2_update_input_select(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int link_count = info->gain_input_count / 2;
|
|
int err;
|
|
|
|
private->input_select_updated = 0;
|
|
|
|
if (!scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH) ||
|
|
!link_count)
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_INPUT_SELECT_SWITCH,
|
|
1, &private->input_select_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_INPUT_LINK_SWITCH,
|
|
link_count, private->input_link_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* simplified because no model yet has link_count > 1 */
|
|
if (private->input_link_switch[0])
|
|
private->input_select_switch = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_input_select_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_select_updated) {
|
|
err = scarlett2_update_input_select(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->input_select_switch;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_select_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err;
|
|
int max_val = private->input_link_switch[0] ? 0 : 1;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->input_select_switch;
|
|
val = ucontrol->value.integer.value[0];
|
|
|
|
if (val < 0)
|
|
val = 0;
|
|
else if (val > max_val)
|
|
val = max_val;
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->input_select_switch = val;
|
|
|
|
/* Send switch change to the device if inputs not linked */
|
|
if (!private->input_link_switch[0])
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_INPUT_SELECT_SWITCH,
|
|
1, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_select_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int inputs = private->info->gain_input_count;
|
|
int i, j;
|
|
int err;
|
|
char **values = kcalloc(inputs, sizeof(char *), GFP_KERNEL);
|
|
|
|
if (!values)
|
|
return -ENOMEM;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
/* Loop through each input
|
|
* Linked inputs have one value for the pair
|
|
*/
|
|
for (i = 0, j = 0; i < inputs; i++) {
|
|
if (private->input_link_switch[i / 2]) {
|
|
values[j++] = kasprintf(
|
|
GFP_KERNEL, "Input %d-%d", i + 1, i + 2);
|
|
i++;
|
|
} else {
|
|
values[j++] = kasprintf(
|
|
GFP_KERNEL, "Input %d", i + 1);
|
|
}
|
|
}
|
|
|
|
err = snd_ctl_enum_info(uinfo, 1, j,
|
|
(const char * const *)values);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
|
|
for (i = 0; i < inputs; i++)
|
|
kfree(values[i]);
|
|
kfree(values);
|
|
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_input_select_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_input_select_ctl_info,
|
|
.get = scarlett2_input_select_ctl_get,
|
|
.put = scarlett2_input_select_ctl_put,
|
|
};
|
|
|
|
/*** Input Link Switch Controls ***/
|
|
|
|
/* snd_ctl_boolean_mono_info() with autogain-updated check
|
|
* (for controls that are read-only while autogain is running)
|
|
*/
|
|
static int scarlett2_autogain_disables_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
err = snd_ctl_boolean_mono_info(kctl, uinfo);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_link_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_select_updated) {
|
|
err = scarlett2_update_input_select(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] =
|
|
private->input_link_switch[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_link_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->input_link_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->input_link_switch[index] = val;
|
|
|
|
/* Notify of change in input select options available */
|
|
snd_ctl_notify(mixer->chip->card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->input_select_ctl->id);
|
|
private->input_select_updated = 1;
|
|
|
|
/* Send switch change to the device
|
|
* Link for channels 1-2 is at index 1
|
|
* No device yet has more than 2 channels linked
|
|
*/
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_INPUT_LINK_SWITCH, index + 1, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_input_link_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_autogain_disables_ctl_info,
|
|
.get = scarlett2_input_link_ctl_get,
|
|
.put = scarlett2_input_link_ctl_put
|
|
};
|
|
|
|
/*** Input Gain Controls ***/
|
|
|
|
static int scarlett2_update_input_gain(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->input_gain_updated = 0;
|
|
|
|
if (!info->gain_input_count)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_INPUT_GAIN,
|
|
info->gain_input_count, private->gain);
|
|
}
|
|
|
|
static int scarlett2_input_gain_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = elem->channels;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = SCARLETT2_MAX_GAIN_VALUE;
|
|
uinfo->value.integer.step = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_gain_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_gain_updated) {
|
|
err = scarlett2_update_input_gain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] =
|
|
private->gain[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_input_gain_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->gain[index];
|
|
val = ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->gain[index] = val;
|
|
|
|
/* Send gain change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_INPUT_GAIN,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_input_gain_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_input_gain_ctl_info,
|
|
.get = scarlett2_input_gain_ctl_get,
|
|
.put = scarlett2_input_gain_ctl_put,
|
|
.private_value = 0, /* max value */
|
|
};
|
|
|
|
/*** Safe Controls ***/
|
|
|
|
static int scarlett2_update_input_safe(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->input_safe_updated = 0;
|
|
|
|
if (!info->safe_input_count)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_SAFE_SWITCH,
|
|
info->safe_input_count, private->safe_switch);
|
|
}
|
|
|
|
static int scarlett2_safe_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_safe_updated) {
|
|
err = scarlett2_update_input_safe(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] =
|
|
private->safe_switch[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_safe_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->safe_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->safe_switch[index] = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SAFE_SWITCH,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_safe_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_autogain_disables_ctl_info,
|
|
.get = scarlett2_safe_ctl_get,
|
|
.put = scarlett2_safe_ctl_put,
|
|
};
|
|
|
|
/*** PCM Input Control ***/
|
|
|
|
static int scarlett2_update_pcm_input_switch(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
private->pcm_input_switch_updated = 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_PCM_INPUT_SWITCH,
|
|
1, &private->pcm_input_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_pcm_input_switch_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->pcm_input_switch_updated) {
|
|
err = scarlett2_update_pcm_input_switch(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->pcm_input_switch;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_pcm_input_switch_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->pcm_input_switch;
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->pcm_input_switch = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_PCM_INPUT_SWITCH,
|
|
0, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_pcm_input_switch_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[2] = {
|
|
"Direct", "Mixer"
|
|
};
|
|
|
|
return snd_ctl_enum_info(
|
|
uinfo, 1, 2, values);
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_pcm_input_switch_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_pcm_input_switch_ctl_info,
|
|
.get = scarlett2_pcm_input_switch_ctl_get,
|
|
.put = scarlett2_pcm_input_switch_ctl_put
|
|
};
|
|
|
|
/*** Analogue Line Out Volume Controls ***/
|
|
|
|
/* Update hardware volume controls after receiving notification that
|
|
* they have changed
|
|
*/
|
|
static int scarlett2_update_volumes(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
s16 vol;
|
|
int err, i;
|
|
|
|
private->vol_updated = 0;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_MASTER_VOLUME)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_MASTER_VOLUME,
|
|
1, &vol);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
private->master_vol = clamp(vol + SCARLETT2_VOLUME_BIAS,
|
|
0, SCARLETT2_VOLUME_BIAS);
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_SW_HW_SWITCH))
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
if (private->vol_sw_hw_switch[i])
|
|
private->vol[i] = private->master_vol;
|
|
}
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_HEADPHONE_VOLUME)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_HEADPHONE_VOLUME,
|
|
1, &vol);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
private->headphone_vol = clamp(vol + SCARLETT2_VOLUME_BIAS,
|
|
0, SCARLETT2_VOLUME_BIAS);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_volume_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = elem->channels;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = SCARLETT2_VOLUME_BIAS;
|
|
uinfo->value.integer.step = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_master_volume_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->vol_updated) {
|
|
err = scarlett2_update_volumes(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->master_vol;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_headphone_volume_ctl_get(
|
|
struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->vol_updated) {
|
|
err = scarlett2_update_volumes(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->headphone_vol;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int line_out_remap(struct scarlett2_data *private, int index)
|
|
{
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
if (!info->line_out_remap_enable)
|
|
return index;
|
|
|
|
if (index >= private->num_line_out)
|
|
return index;
|
|
|
|
return info->line_out_remap[index];
|
|
}
|
|
|
|
static int scarlett2_volume_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->vol_updated) {
|
|
err = scarlett2_update_volumes(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->vol[index];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_volume_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->vol[index];
|
|
val = ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->vol[index] = val;
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_LINE_OUT_VOLUME,
|
|
index, val - SCARLETT2_VOLUME_BIAS);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const DECLARE_TLV_DB_MINMAX(
|
|
db_scale_scarlett2_volume, -SCARLETT2_VOLUME_BIAS * 100, 0
|
|
);
|
|
|
|
static const struct snd_kcontrol_new scarlett2_master_volume_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_volume_ctl_info,
|
|
.get = scarlett2_master_volume_ctl_get,
|
|
.private_value = 0, /* max value */
|
|
.tlv = { .p = db_scale_scarlett2_volume }
|
|
};
|
|
|
|
static const struct snd_kcontrol_new scarlett2_headphone_volume_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_volume_ctl_info,
|
|
.get = scarlett2_headphone_volume_ctl_get,
|
|
.private_value = 0, /* max value */
|
|
.tlv = { .p = db_scale_scarlett2_volume }
|
|
};
|
|
|
|
static const struct snd_kcontrol_new scarlett2_line_out_volume_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_volume_ctl_info,
|
|
.get = scarlett2_volume_ctl_get,
|
|
.put = scarlett2_volume_ctl_put,
|
|
.private_value = 0, /* max value */
|
|
.tlv = { .p = db_scale_scarlett2_volume }
|
|
};
|
|
|
|
/*** Mute Switch Controls ***/
|
|
|
|
static int scarlett2_update_dim_mute(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err, i;
|
|
u8 mute;
|
|
|
|
private->dim_mute_updated = 0;
|
|
|
|
if (!scarlett2_has_config_item(private, SCARLETT2_CONFIG_SW_HW_SWITCH))
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_DIM_MUTE,
|
|
SCARLETT2_DIM_MUTE_COUNT, private->dim_mute);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++)
|
|
private->dim_mute[i] = !!private->dim_mute[i];
|
|
|
|
mute = private->dim_mute[SCARLETT2_BUTTON_MUTE];
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
if (private->vol_sw_hw_switch[i])
|
|
private->mute_switch[i] = mute;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_mute_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->dim_mute_updated) {
|
|
err = scarlett2_update_dim_mute(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->mute_switch[index];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_mute_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->mute_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->mute_switch[index] = val;
|
|
|
|
/* Send mute change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MUTE_SWITCH,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_mute_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_mute_ctl_get,
|
|
.put = scarlett2_mute_ctl_put,
|
|
};
|
|
|
|
/*** HW/SW Volume Switch Controls ***/
|
|
|
|
static void scarlett2_sw_hw_ctl_ro(struct scarlett2_data *private, int index)
|
|
{
|
|
private->sw_hw_ctls[index]->vd[0].access &=
|
|
~SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
}
|
|
|
|
static void scarlett2_sw_hw_ctl_rw(struct scarlett2_data *private, int index)
|
|
{
|
|
private->sw_hw_ctls[index]->vd[0].access |=
|
|
SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
}
|
|
|
|
static int scarlett2_sw_hw_enum_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[2] = {
|
|
"SW", "HW"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 2, values);
|
|
}
|
|
|
|
static int scarlett2_sw_hw_enum_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
|
|
ucontrol->value.enumerated.item[0] = private->vol_sw_hw_switch[index];
|
|
return 0;
|
|
}
|
|
|
|
static void scarlett2_vol_ctl_set_writable(struct usb_mixer_interface *mixer,
|
|
int index, int value)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
struct snd_card *card = mixer->chip->card;
|
|
|
|
/* Set/Clear write bits */
|
|
if (value) {
|
|
private->vol_ctls[index]->vd[0].access |=
|
|
SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
private->mute_ctls[index]->vd[0].access |=
|
|
SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
} else {
|
|
private->vol_ctls[index]->vd[0].access &=
|
|
~SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
private->mute_ctls[index]->vd[0].access &=
|
|
~SNDRV_CTL_ELEM_ACCESS_WRITE;
|
|
}
|
|
|
|
/* Notify of write bit and possible value change */
|
|
snd_ctl_notify(card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->vol_ctls[index]->id);
|
|
snd_ctl_notify(card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->mute_ctls[index]->id);
|
|
}
|
|
|
|
static int scarlett2_sw_hw_change(struct usb_mixer_interface *mixer,
|
|
int ctl_index, int val)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, ctl_index);
|
|
int err;
|
|
|
|
private->vol_sw_hw_switch[index] = val;
|
|
|
|
/* Change access mode to RO (hardware controlled volume)
|
|
* or RW (software controlled volume)
|
|
*/
|
|
scarlett2_vol_ctl_set_writable(mixer, ctl_index, !val);
|
|
|
|
/* Reset volume/mute to master volume/mute */
|
|
private->vol[index] = private->master_vol;
|
|
private->mute_switch[index] = private->dim_mute[SCARLETT2_BUTTON_MUTE];
|
|
|
|
/* Set SW volume to current HW volume */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_LINE_OUT_VOLUME,
|
|
index, private->master_vol - SCARLETT2_VOLUME_BIAS);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Set SW mute to current HW mute */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_MUTE_SWITCH,
|
|
index, private->dim_mute[SCARLETT2_BUTTON_MUTE]);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Send SW/HW switch change to the device */
|
|
return scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
|
|
index, val);
|
|
}
|
|
|
|
static int scarlett2_sw_hw_enum_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int ctl_index = elem->control;
|
|
int index = line_out_remap(private, ctl_index);
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->vol_sw_hw_switch[index];
|
|
val = !!ucontrol->value.enumerated.item[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
err = scarlett2_sw_hw_change(mixer, ctl_index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_sw_hw_enum_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_sw_hw_enum_ctl_info,
|
|
.get = scarlett2_sw_hw_enum_ctl_get,
|
|
.put = scarlett2_sw_hw_enum_ctl_put,
|
|
};
|
|
|
|
/*** Line Level/Instrument Level Switch Controls ***/
|
|
|
|
static int scarlett2_update_input_level(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->input_level_updated = 0;
|
|
|
|
if (!info->level_input_count)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
|
|
info->level_input_count + info->level_input_first,
|
|
private->level_switch);
|
|
}
|
|
|
|
static int scarlett2_level_enum_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[2] = {
|
|
"Line", "Inst"
|
|
};
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
err = snd_ctl_enum_info(uinfo, 1, 2, values);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_level_enum_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
int index = elem->control + info->level_input_first;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_level_updated) {
|
|
err = scarlett2_update_input_level(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = scarlett2_decode_muteable(
|
|
private->level_switch[index]);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
int index = elem->control + info->level_input_first;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->level_switch[index];
|
|
val = !!ucontrol->value.enumerated.item[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->level_switch[index] = val;
|
|
|
|
/* To set the Gen 4 muteable controls, bit 1 gets set instead */
|
|
if (private->config_set->items[SCARLETT2_CONFIG_LEVEL_SWITCH].mute)
|
|
val = (!val) | 0x02;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_level_enum_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_level_enum_ctl_info,
|
|
.get = scarlett2_level_enum_ctl_get,
|
|
.put = scarlett2_level_enum_ctl_put,
|
|
};
|
|
|
|
/*** Pad Switch Controls ***/
|
|
|
|
static int scarlett2_update_input_pad(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->input_pad_updated = 0;
|
|
|
|
if (!info->pad_input_count)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_PAD_SWITCH,
|
|
info->pad_input_count, private->pad_switch);
|
|
}
|
|
|
|
static int scarlett2_pad_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_pad_updated) {
|
|
err = scarlett2_update_input_pad(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] =
|
|
private->pad_switch[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->pad_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->pad_switch[index] = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PAD_SWITCH,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_pad_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_pad_ctl_get,
|
|
.put = scarlett2_pad_ctl_put,
|
|
};
|
|
|
|
/*** Air Switch Controls ***/
|
|
|
|
static int scarlett2_update_input_air(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->input_air_updated = 0;
|
|
|
|
if (!info->air_input_count)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_AIR_SWITCH,
|
|
info->air_input_count, private->air_switch);
|
|
}
|
|
|
|
static int scarlett2_air_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->input_air_updated) {
|
|
err = scarlett2_update_input_air(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->air_switch[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_air_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->air_switch[index];
|
|
val = ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->air_switch[index] = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_AIR_SWITCH,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_air_with_drive_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[3] = {
|
|
"Off", "Presence", "Presence + Drive"
|
|
};
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_autogain_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
err = snd_ctl_enum_info(uinfo, 1, 3, values);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_air_ctl[2] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_air_ctl_get,
|
|
.put = scarlett2_air_ctl_put,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_air_with_drive_ctl_info,
|
|
.get = scarlett2_air_ctl_get,
|
|
.put = scarlett2_air_ctl_put,
|
|
}
|
|
};
|
|
|
|
/*** Phantom Switch Controls ***/
|
|
|
|
static int scarlett2_update_input_phantom(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err;
|
|
|
|
private->input_phantom_updated = 0;
|
|
|
|
if (!info->phantom_count)
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_PHANTOM_SWITCH,
|
|
info->phantom_count, private->phantom_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_PHANTOM_PERSISTENCE)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_PHANTOM_PERSISTENCE,
|
|
1, &private->phantom_persistence);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Check if phantom power on the given input is currently changing state */
|
|
static int scarlett2_phantom_is_switching(
|
|
struct scarlett2_data *private, int line_num)
|
|
{
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int index = line_num / info->inputs_per_phantom;
|
|
|
|
return !!(private->phantom_switch[index] & 0x02);
|
|
}
|
|
|
|
/* Update autogain controls' access mode when phantom power changes state */
|
|
static void scarlett2_phantom_update_access(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
/* Disable autogain controls if phantom power is changing state */
|
|
for (i = 0; i < info->gain_input_count; i++) {
|
|
int val = !scarlett2_phantom_is_switching(private, i);
|
|
|
|
scarlett2_set_ctl_access(private->autogain_ctls[i], val);
|
|
}
|
|
}
|
|
|
|
/* Notify of access mode change for autogain which can't be enabled
|
|
* while phantom power is changing.
|
|
*/
|
|
static void scarlett2_phantom_notify_access(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
for (i = 0; i < info->gain_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->autogain_ctls[i]->id);
|
|
}
|
|
|
|
/* Call scarlett2_update_input_phantom() and
|
|
* scarlett2_phantom_update_access() if input_phantom_updated is set.
|
|
*/
|
|
static int scarlett2_check_input_phantom_updated(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
if (!private->input_phantom_updated)
|
|
return 0;
|
|
|
|
err = scarlett2_update_input_phantom(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
scarlett2_phantom_update_access(mixer);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_phantom_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_input_phantom_updated(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
ucontrol->value.integer.value[0] = scarlett2_decode_muteable(
|
|
private->phantom_switch[elem->control]);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_phantom_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_check_put_during_autogain(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
oval = private->phantom_switch[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->phantom_switch[index] = val;
|
|
|
|
/* To set the Gen 4 muteable controls, bit 1 gets set */
|
|
if (private->config_set->items[SCARLETT2_CONFIG_PHANTOM_SWITCH].mute)
|
|
val = (!val) | 0x02;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PHANTOM_SWITCH,
|
|
index + info->phantom_first, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
scarlett2_phantom_update_access(mixer);
|
|
scarlett2_phantom_notify_access(mixer);
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_phantom_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_autogain_disables_ctl_info,
|
|
.get = scarlett2_phantom_ctl_get,
|
|
.put = scarlett2_phantom_ctl_put,
|
|
};
|
|
|
|
/*** Phantom Persistence Control ***/
|
|
|
|
static int scarlett2_phantom_persistence_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->phantom_persistence;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_phantom_persistence_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->phantom_persistence;
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->phantom_persistence = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_PHANTOM_PERSISTENCE, index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_phantom_persistence_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_phantom_persistence_ctl_get,
|
|
.put = scarlett2_phantom_persistence_ctl_put,
|
|
};
|
|
|
|
/*** Speaker Switching Control ***/
|
|
|
|
static int scarlett2_update_monitor_other(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err;
|
|
|
|
/* monitor_other_enable[0] enables speaker switching
|
|
* monitor_other_enable[1] enables talkback
|
|
*/
|
|
u8 monitor_other_enable[2];
|
|
|
|
/* monitor_other_switch[0] activates the alternate speakers
|
|
* monitor_other_switch[1] activates talkback
|
|
*/
|
|
u8 monitor_other_switch[2];
|
|
|
|
private->monitor_other_updated = 0;
|
|
|
|
/* if it doesn't do speaker switching then it also doesn't do
|
|
* talkback
|
|
*/
|
|
if (!info->has_speaker_switching)
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
|
|
2, monitor_other_enable);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
|
|
2, monitor_other_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (!monitor_other_enable[0])
|
|
private->speaker_switching_switch = 0;
|
|
else
|
|
private->speaker_switching_switch = monitor_other_switch[0] + 1;
|
|
|
|
if (info->has_talkback) {
|
|
u16 bitmap;
|
|
int i;
|
|
|
|
if (!monitor_other_enable[1])
|
|
private->talkback_switch = 0;
|
|
else
|
|
private->talkback_switch = monitor_other_switch[1] + 1;
|
|
|
|
err = scarlett2_usb_get_config(mixer,
|
|
SCARLETT2_CONFIG_TALKBACK_MAP,
|
|
1, &bitmap);
|
|
if (err < 0)
|
|
return err;
|
|
for (i = 0; i < private->num_mix_out; i++, bitmap >>= 1)
|
|
private->talkback_map[i] = bitmap & 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_speaker_switch_enum_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[3] = {
|
|
"Off", "Main", "Alt"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, values);
|
|
}
|
|
|
|
static int scarlett2_speaker_switch_enum_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->monitor_other_updated) {
|
|
err = scarlett2_update_monitor_other(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->speaker_switching_switch;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
/* when speaker switching gets enabled, switch the main/alt speakers
|
|
* to HW volume and disable those controls
|
|
*/
|
|
static int scarlett2_speaker_switch_enable(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i, err;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
int index = line_out_remap(private, i);
|
|
|
|
/* switch the main/alt speakers to HW volume */
|
|
if (!private->vol_sw_hw_switch[index]) {
|
|
err = scarlett2_sw_hw_change(private->mixer, i, 1);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* disable the line out SW/HW switch */
|
|
scarlett2_sw_hw_ctl_ro(private, i);
|
|
snd_ctl_notify(card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE |
|
|
SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->sw_hw_ctls[i]->id);
|
|
}
|
|
|
|
/* when the next monitor-other notify comes in, update the mux
|
|
* configuration
|
|
*/
|
|
private->speaker_switching_switched = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* when speaker switching gets disabled, reenable the hw/sw controls
|
|
* and invalidate the routing
|
|
*/
|
|
static void scarlett2_speaker_switch_disable(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i;
|
|
|
|
/* enable the line out SW/HW switch */
|
|
for (i = 0; i < 4; i++) {
|
|
scarlett2_sw_hw_ctl_rw(private, i);
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->sw_hw_ctls[i]->id);
|
|
}
|
|
|
|
/* when the next monitor-other notify comes in, update the mux
|
|
* configuration
|
|
*/
|
|
private->speaker_switching_switched = 1;
|
|
}
|
|
|
|
static int scarlett2_speaker_switch_enum_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->speaker_switching_switch;
|
|
val = min(ucontrol->value.enumerated.item[0], 2U);
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->speaker_switching_switch = val;
|
|
|
|
/* enable/disable speaker switching */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
|
|
0, !!val);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
/* if speaker switching is enabled, select main or alt */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
|
|
0, val == 2);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
/* update controls if speaker switching gets enabled or disabled */
|
|
if (!oval && val)
|
|
err = scarlett2_speaker_switch_enable(mixer);
|
|
else if (oval && !val)
|
|
scarlett2_speaker_switch_disable(mixer);
|
|
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_speaker_switch_enum_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_speaker_switch_enum_ctl_info,
|
|
.get = scarlett2_speaker_switch_enum_ctl_get,
|
|
.put = scarlett2_speaker_switch_enum_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_add_speaker_switch_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
if (!info->has_speaker_switching)
|
|
return 0;
|
|
|
|
return scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_speaker_switch_enum_ctl,
|
|
0, 1, "Speaker Switching Playback Enum",
|
|
&private->speaker_switching_ctl);
|
|
}
|
|
|
|
/*** Talkback and Talkback Map Controls ***/
|
|
|
|
static int scarlett2_talkback_enum_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[3] = {
|
|
"Disabled", "Off", "On"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, values);
|
|
}
|
|
|
|
static int scarlett2_talkback_enum_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->monitor_other_updated) {
|
|
err = scarlett2_update_monitor_other(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->talkback_switch;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_talkback_enum_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->talkback_switch;
|
|
val = min(ucontrol->value.enumerated.item[0], 2U);
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->talkback_switch = val;
|
|
|
|
/* enable/disable talkback */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
|
|
1, !!val);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
/* if talkback is enabled, select main or alt */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
|
|
1, val == 2);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_talkback_enum_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_talkback_enum_ctl_info,
|
|
.get = scarlett2_talkback_enum_ctl_get,
|
|
.put = scarlett2_talkback_enum_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_talkback_map_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = elem->control;
|
|
|
|
ucontrol->value.integer.value[0] = private->talkback_map[index];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_talkback_map_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = elem->control;
|
|
int oval, val, err = 0, i;
|
|
u16 bitmap = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->talkback_map[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->talkback_map[index] = val;
|
|
|
|
for (i = 0; i < private->num_mix_out; i++)
|
|
bitmap |= private->talkback_map[i] << i;
|
|
|
|
/* Send updated bitmap to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_TALKBACK_MAP,
|
|
0, bitmap);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_talkback_map_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_talkback_map_ctl_get,
|
|
.put = scarlett2_talkback_map_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_add_talkback_ctls(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err, i;
|
|
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
|
|
if (!info->has_talkback)
|
|
return 0;
|
|
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_talkback_enum_ctl,
|
|
0, 1, "Talkback Playback Enum",
|
|
&private->talkback_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < private->num_mix_out; i++) {
|
|
snprintf(s, sizeof(s),
|
|
"Talkback Mix %c Playback Switch", i + 'A');
|
|
err = scarlett2_add_new_ctl(mixer, &scarlett2_talkback_map_ctl,
|
|
i, 1, s, NULL);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Dim/Mute Controls ***/
|
|
|
|
static int scarlett2_dim_mute_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->dim_mute_updated) {
|
|
err = scarlett2_update_dim_mute(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->dim_mute[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_dim_mute_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = elem->control;
|
|
int oval, val, err = 0, i;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->dim_mute[index];
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->dim_mute[index] = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_DIM_MUTE,
|
|
index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
if (index == SCARLETT2_BUTTON_MUTE)
|
|
for (i = 0; i < private->num_line_out; i++) {
|
|
int line_index = line_out_remap(private, i);
|
|
|
|
if (private->vol_sw_hw_switch[line_index]) {
|
|
private->mute_switch[line_index] = val;
|
|
snd_ctl_notify(mixer->chip->card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->mute_ctls[i]->id);
|
|
}
|
|
}
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_dim_mute_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_dim_mute_ctl_get,
|
|
.put = scarlett2_dim_mute_ctl_put
|
|
};
|
|
|
|
/*** Create the analogue output controls ***/
|
|
|
|
static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err, i;
|
|
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
|
|
/* Add R/O HW volume control */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_MASTER_VOLUME)) {
|
|
snprintf(s, sizeof(s), "Master HW Playback Volume");
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_master_volume_ctl,
|
|
0, 1, s, &private->master_vol_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add R/O headphone volume control */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_HEADPHONE_VOLUME)) {
|
|
snprintf(s, sizeof(s), "Headphone Playback Volume");
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_headphone_volume_ctl,
|
|
0, 1, s,
|
|
&private->headphone_vol_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Remaining controls are only applicable if the device
|
|
* has per-channel line-out volume controls.
|
|
*/
|
|
if (!scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_LINE_OUT_VOLUME))
|
|
return 0;
|
|
|
|
/* Add volume controls */
|
|
for (i = 0; i < private->num_line_out; i++) {
|
|
int index = line_out_remap(private, i);
|
|
|
|
/* Fader */
|
|
if (info->line_out_descrs[i])
|
|
snprintf(s, sizeof(s),
|
|
"Line %02d (%s) Playback Volume",
|
|
i + 1, info->line_out_descrs[i]);
|
|
else
|
|
snprintf(s, sizeof(s),
|
|
"Line %02d Playback Volume",
|
|
i + 1);
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_line_out_volume_ctl,
|
|
i, 1, s, &private->vol_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Mute Switch */
|
|
snprintf(s, sizeof(s),
|
|
"Line %02d Mute Playback Switch",
|
|
i + 1);
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_mute_ctl,
|
|
i, 1, s,
|
|
&private->mute_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* SW/HW Switch */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_SW_HW_SWITCH)) {
|
|
|
|
/* Make the fader and mute controls read-only if the
|
|
* SW/HW switch is set to HW
|
|
*/
|
|
if (private->vol_sw_hw_switch[index])
|
|
scarlett2_vol_ctl_set_writable(mixer, i, 0);
|
|
|
|
scnprintf(s, sizeof(s),
|
|
"Line Out %02d Volume Control Playback Enum",
|
|
i + 1);
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_sw_hw_enum_ctl,
|
|
i, 1, s,
|
|
&private->sw_hw_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Make the switch read-only if the line is
|
|
* involved in speaker switching
|
|
*/
|
|
if (private->speaker_switching_switch && i < 4)
|
|
scarlett2_sw_hw_ctl_ro(private, i);
|
|
}
|
|
}
|
|
|
|
/* Add dim/mute controls */
|
|
if (scarlett2_has_config_item(private, SCARLETT2_CONFIG_DIM_MUTE))
|
|
for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++) {
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_dim_mute_ctl,
|
|
i, 1, scarlett2_dim_mute_names[i],
|
|
&private->dim_mute_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Create the analogue input controls ***/
|
|
|
|
static int scarlett2_add_line_in_ctls(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err, i;
|
|
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
const char *fmt = "Line In %d %s Capture %s";
|
|
const char *fmt2 = "Line In %d-%d %s Capture %s";
|
|
|
|
/* Add input level (line/inst) controls */
|
|
for (i = 0; i < info->level_input_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt, i + 1 + info->level_input_first,
|
|
"Level", "Enum");
|
|
err = scarlett2_add_new_ctl(mixer, &scarlett2_level_enum_ctl,
|
|
i, 1, s, &private->level_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add input pad controls */
|
|
for (i = 0; i < info->pad_input_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt, i + 1, "Pad", "Switch");
|
|
err = scarlett2_add_new_ctl(mixer, &scarlett2_pad_ctl,
|
|
i, 1, s, &private->pad_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add input air controls */
|
|
for (i = 0; i < info->air_input_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt, i + 1 + info->air_input_first,
|
|
"Air", info->air_option ? "Enum" : "Switch");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_air_ctl[info->air_option],
|
|
i, 1, s, &private->air_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add input phantom controls */
|
|
if (info->inputs_per_phantom == 1) {
|
|
for (i = 0; i < info->phantom_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt,
|
|
i + 1 + info->phantom_first,
|
|
"Phantom Power", "Switch");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_phantom_ctl,
|
|
i, 1, s, &private->phantom_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
} else if (info->inputs_per_phantom > 1) {
|
|
for (i = 0; i < info->phantom_count; i++) {
|
|
int from = i * info->inputs_per_phantom + 1;
|
|
int to = (i + 1) * info->inputs_per_phantom;
|
|
|
|
scnprintf(s, sizeof(s), fmt2, from, to,
|
|
"Phantom Power", "Switch");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_phantom_ctl,
|
|
i, 1, s, &private->phantom_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
if (info->phantom_count &&
|
|
scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_PHANTOM_PERSISTENCE)) {
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_phantom_persistence_ctl, 0, 1,
|
|
"Phantom Power Persistence Capture Switch", NULL);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add input select/link controls */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH)) {
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_input_select_ctl, 0, 1,
|
|
"Input Select Capture Enum",
|
|
&private->input_select_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_LINK_SWITCH)) {
|
|
for (i = 0; i < info->gain_input_count / 2; i++) {
|
|
scnprintf(s, sizeof(s),
|
|
"Line In %d-%d Link Capture Switch",
|
|
(i * 2) + 1, (i * 2) + 2);
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_input_link_ctl,
|
|
i, 1, s, &private->input_link_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
|
|
/* Add software-controllable input gain controls */
|
|
for (i = 0; i < info->gain_input_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt, i + 1,
|
|
"Gain", "Volume");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_input_gain_ctl,
|
|
i, 1, s, &private->input_gain_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
private->input_gain_ctls[i]->tlv.p =
|
|
private->config_set->input_gain_tlv;
|
|
|
|
scnprintf(s, sizeof(s), fmt, i + 1,
|
|
"Autogain", "Switch");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_autogain_switch_ctl,
|
|
i, 1, s, &private->autogain_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
scnprintf(s, sizeof(s), fmt, i + 1,
|
|
"Autogain Status", "Enum");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_autogain_status_ctl,
|
|
i, 1, s, &private->autogain_status_ctls[i]);
|
|
}
|
|
|
|
/* Add safe-mode input switch controls */
|
|
for (i = 0; i < info->safe_input_count; i++) {
|
|
scnprintf(s, sizeof(s), fmt, i + 1,
|
|
"Safe", "Switch");
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_safe_ctl,
|
|
i, 1, s, &private->safe_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Add PCM Input Switch control */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_PCM_INPUT_SWITCH)) {
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_pcm_input_switch_ctl, 0, 1,
|
|
"PCM Input Capture Switch",
|
|
&private->pcm_input_switch_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Mixer Volume Controls ***/
|
|
|
|
static int scarlett2_update_mix(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i, err;
|
|
|
|
private->mix_updated = 0;
|
|
|
|
for (i = 0; i < private->num_mix_out; i++) {
|
|
err = scarlett2_usb_get_mix(mixer, i);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int scarlett2_mixer_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = elem->channels;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = SCARLETT2_MIXER_MAX_VALUE;
|
|
uinfo->value.integer.step = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_mixer_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->mix_updated) {
|
|
err = scarlett2_update_mix(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->mix[elem->control];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_mixer_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int oval, val, mix_num, err = 0;
|
|
int index = elem->control;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->mix[index];
|
|
val = clamp(ucontrol->value.integer.value[0],
|
|
0L, (long)SCARLETT2_MIXER_MAX_VALUE);
|
|
mix_num = index / private->num_mix_in;
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->mix[index] = val;
|
|
err = scarlett2_usb_set_mix(mixer, mix_num);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const DECLARE_TLV_DB_MINMAX(
|
|
db_scale_scarlett2_mixer,
|
|
SCARLETT2_MIXER_MIN_DB * 100,
|
|
SCARLETT2_MIXER_MAX_DB * 100
|
|
);
|
|
|
|
static const struct snd_kcontrol_new scarlett2_mixer_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_mixer_ctl_info,
|
|
.get = scarlett2_mixer_ctl_get,
|
|
.put = scarlett2_mixer_ctl_put,
|
|
.private_value = SCARLETT2_MIXER_MAX_DB, /* max value */
|
|
.tlv = { .p = db_scale_scarlett2_mixer }
|
|
};
|
|
|
|
static int scarlett2_add_mixer_ctls(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err, i, j;
|
|
int index;
|
|
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
|
|
for (i = 0, index = 0; i < private->num_mix_out; i++)
|
|
for (j = 0; j < private->num_mix_in; j++, index++) {
|
|
snprintf(s, sizeof(s),
|
|
"Mix %c Input %02d Playback Volume",
|
|
'A' + i, j + 1);
|
|
err = scarlett2_add_new_ctl(mixer, &scarlett2_mixer_ctl,
|
|
index, 1, s,
|
|
&private->mix_ctls[index]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Direct Monitor Control ***/
|
|
|
|
static int scarlett2_update_direct_monitor(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->direct_monitor_updated = 0;
|
|
|
|
if (!private->info->direct_monitor)
|
|
return 0;
|
|
|
|
return scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_DIRECT_MONITOR,
|
|
1, &private->direct_monitor_switch);
|
|
}
|
|
|
|
static int scarlett2_update_monitor_mix(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err, i;
|
|
u16 mix_values[SCARLETT2_MONITOR_MIX_MAX];
|
|
|
|
if (!private->num_monitor_mix_ctls)
|
|
return 0;
|
|
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_DIRECT_MONITOR_GAIN,
|
|
private->num_monitor_mix_ctls, mix_values);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < private->num_monitor_mix_ctls; i++)
|
|
private->monitor_mix[i] = scarlett2_mixer_value_to_db(
|
|
mix_values[i]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_direct_monitor_ctl_get(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->direct_monitor_updated) {
|
|
err = scarlett2_update_direct_monitor(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->direct_monitor_switch;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_direct_monitor_ctl_put(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int index = elem->control;
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->direct_monitor_switch;
|
|
val = min(ucontrol->value.enumerated.item[0], 2U);
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->direct_monitor_switch = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_DIRECT_MONITOR, index, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_direct_monitor_stereo_enum_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[3] = {
|
|
"Off", "Mono", "Stereo"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, values);
|
|
}
|
|
|
|
/* Direct Monitor for Solo is mono-only and only needs a boolean control
|
|
* Direct Monitor for 2i2 is selectable between Off/Mono/Stereo
|
|
*/
|
|
static const struct snd_kcontrol_new scarlett2_direct_monitor_ctl[2] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_direct_monitor_ctl_get,
|
|
.put = scarlett2_direct_monitor_ctl_put,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_direct_monitor_stereo_enum_ctl_info,
|
|
.get = scarlett2_direct_monitor_ctl_get,
|
|
.put = scarlett2_direct_monitor_ctl_put,
|
|
}
|
|
};
|
|
|
|
static int scarlett2_monitor_mix_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->monitor_mix[elem->control];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_monitor_mix_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int oval, val, err = 0;
|
|
int index = elem->control;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->monitor_mix[index];
|
|
val = clamp(ucontrol->value.integer.value[0],
|
|
0L, (long)SCARLETT2_MIXER_MAX_VALUE);
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->monitor_mix[index] = val;
|
|
err = scarlett2_usb_set_config(
|
|
mixer, SCARLETT2_CONFIG_DIRECT_MONITOR_GAIN,
|
|
index, scarlett2_mixer_values[val]);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_monitor_mix_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
|
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
|
|
.name = "",
|
|
.info = scarlett2_mixer_ctl_info,
|
|
.get = scarlett2_monitor_mix_ctl_get,
|
|
.put = scarlett2_monitor_mix_ctl_put,
|
|
.private_value = SCARLETT2_MIXER_MAX_DB, /* max value */
|
|
.tlv = { .p = db_scale_scarlett2_mixer }
|
|
};
|
|
|
|
static int scarlett2_add_direct_monitor_ctls(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const char *s;
|
|
int err, i, j, k, index;
|
|
|
|
if (!info->direct_monitor)
|
|
return 0;
|
|
|
|
s = info->direct_monitor == 1
|
|
? "Direct Monitor Playback Switch"
|
|
: "Direct Monitor Playback Enum";
|
|
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_direct_monitor_ctl[info->direct_monitor - 1],
|
|
0, 1, s, &private->direct_monitor_ctl);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (!private->num_monitor_mix_ctls)
|
|
return 0;
|
|
|
|
/* 1 or 2 direct monitor selections (Mono & Stereo) */
|
|
for (i = 0, index = 0; i < info->direct_monitor; i++) {
|
|
const char * const format =
|
|
"Monitor %sMix %c Input %02d Playback Volume";
|
|
const char *mix_type;
|
|
|
|
if (info->direct_monitor == 1)
|
|
mix_type = "";
|
|
else if (i == 0)
|
|
mix_type = "1 ";
|
|
else
|
|
mix_type = "2 ";
|
|
|
|
/* 2 Mix outputs, A/Left & B/Right */
|
|
for (j = 0; j < 2; j++)
|
|
|
|
/* Mix inputs */
|
|
for (k = 0; k < private->num_mix_in; k++, index++) {
|
|
char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
|
|
scnprintf(name, sizeof(name), format,
|
|
mix_type, 'A' + j, k + 1);
|
|
|
|
err = scarlett2_add_new_ctl(
|
|
mixer, &scarlett2_monitor_mix_ctl,
|
|
index, 1, name, NULL);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Mux Source Selection Controls ***/
|
|
|
|
static int scarlett2_mux_src_enum_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
|
|
unsigned int item = uinfo->value.enumerated.item;
|
|
int items = private->num_mux_srcs;
|
|
int port_type;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = elem->channels;
|
|
uinfo->value.enumerated.items = items;
|
|
|
|
if (item >= items)
|
|
item = uinfo->value.enumerated.item = items - 1;
|
|
|
|
for (port_type = 0;
|
|
port_type < SCARLETT2_PORT_TYPE_COUNT;
|
|
port_type++) {
|
|
if (item < port_count[port_type][SCARLETT2_PORT_IN]) {
|
|
const struct scarlett2_port *port =
|
|
&scarlett2_ports[port_type];
|
|
|
|
if (port_type == SCARLETT2_PORT_TYPE_MIX &&
|
|
item >= private->num_mix_out)
|
|
sprintf(uinfo->value.enumerated.name,
|
|
port->dsp_src_descr,
|
|
item - private->num_mix_out + 1);
|
|
else
|
|
sprintf(uinfo->value.enumerated.name,
|
|
port->src_descr,
|
|
item + port->src_num_offset);
|
|
|
|
return 0;
|
|
}
|
|
item -= port_count[port_type][SCARLETT2_PORT_IN];
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int scarlett2_mux_src_enum_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
if (private->mux_updated) {
|
|
err = scarlett2_usb_get_mux(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.enumerated.item[0] = private->mux[index];
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_mux_src_enum_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int index = line_out_remap(private, elem->control);
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->mux[index];
|
|
val = min(ucontrol->value.enumerated.item[0],
|
|
private->num_mux_srcs - 1U);
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->mux[index] = val;
|
|
err = scarlett2_usb_set_mux(mixer);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_mux_src_enum_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = scarlett2_mux_src_enum_ctl_info,
|
|
.get = scarlett2_mux_src_enum_ctl_get,
|
|
.put = scarlett2_mux_src_enum_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_add_mux_enums(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
|
|
int port_type, channel, i;
|
|
|
|
for (i = 0, port_type = 0;
|
|
port_type < SCARLETT2_PORT_TYPE_COUNT;
|
|
port_type++) {
|
|
for (channel = 0;
|
|
channel < port_count[port_type][SCARLETT2_PORT_OUT];
|
|
channel++, i++) {
|
|
int err;
|
|
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
|
|
int channel_num = channel + 1;
|
|
const struct scarlett2_port *port =
|
|
&scarlett2_ports[port_type];
|
|
const char *descr = port->dst_descr;
|
|
|
|
if (port_type == SCARLETT2_PORT_TYPE_MIX &&
|
|
channel >= private->num_mix_in) {
|
|
channel_num -= private->num_mix_in;
|
|
descr = port->dsp_dst_descr;
|
|
}
|
|
|
|
snprintf(s, sizeof(s) - 5, descr, channel_num);
|
|
strcat(s, " Enum");
|
|
|
|
err = scarlett2_add_new_ctl(mixer,
|
|
&scarlett2_mux_src_enum_ctl,
|
|
i, 1, s,
|
|
&private->mux_ctls[i]);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** Meter Controls ***/
|
|
|
|
static int scarlett2_meter_ctl_info(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = elem->channels;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 4095;
|
|
uinfo->value.integer.step = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_meter_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
u8 *meter_level_map = private->meter_level_map;
|
|
u16 meter_levels[SCARLETT2_MAX_METERS];
|
|
int i, err;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
err = scarlett2_usb_get_meter_levels(mixer, elem->channels,
|
|
meter_levels);
|
|
if (err < 0)
|
|
goto unlock;
|
|
|
|
/* copy & translate from meter_levels[] using meter_level_map[] */
|
|
for (i = 0; i < elem->channels; i++) {
|
|
int idx = meter_level_map[i];
|
|
int value;
|
|
|
|
if (idx == 255)
|
|
value = 0;
|
|
else
|
|
value = meter_levels[idx];
|
|
|
|
ucontrol->value.integer.value[i] = value;
|
|
}
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_meter_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
|
|
.name = "",
|
|
.info = scarlett2_meter_ctl_info,
|
|
.get = scarlett2_meter_ctl_get
|
|
};
|
|
|
|
static int scarlett2_add_meter_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
/* devices without a mixer also don't support reporting levels */
|
|
if (!scarlett2_has_mixer(private))
|
|
return 0;
|
|
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_meter_ctl,
|
|
0, private->num_mux_dsts,
|
|
"Level Meter", NULL);
|
|
}
|
|
|
|
/*** MSD Controls ***/
|
|
|
|
static int scarlett2_msd_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->msd_switch;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_msd_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->msd_switch;
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->msd_switch = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MSD_SWITCH,
|
|
0, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_msd_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_msd_ctl_get,
|
|
.put = scarlett2_msd_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_add_msd_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
if (!scarlett2_has_config_item(private, SCARLETT2_CONFIG_MSD_SWITCH))
|
|
return 0;
|
|
|
|
/* If MSD mode is off, hide the switch by default */
|
|
if (!private->msd_switch && !(mixer->chip->setup & SCARLETT2_MSD_ENABLE))
|
|
return 0;
|
|
|
|
/* Add MSD control */
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_msd_ctl,
|
|
0, 1, "MSD Mode Switch", NULL);
|
|
}
|
|
|
|
/*** Standalone Control ***/
|
|
|
|
static int scarlett2_standalone_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct scarlett2_data *private = elem->head.mixer->private_data;
|
|
|
|
ucontrol->value.integer.value[0] = private->standalone_switch;
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_standalone_ctl_put(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
int oval, val, err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->hwdep_in_use) {
|
|
err = -EBUSY;
|
|
goto unlock;
|
|
}
|
|
|
|
oval = private->standalone_switch;
|
|
val = !!ucontrol->value.integer.value[0];
|
|
|
|
if (oval == val)
|
|
goto unlock;
|
|
|
|
private->standalone_switch = val;
|
|
|
|
/* Send switch change to the device */
|
|
err = scarlett2_usb_set_config(mixer,
|
|
SCARLETT2_CONFIG_STANDALONE_SWITCH,
|
|
0, val);
|
|
if (err == 0)
|
|
err = 1;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_standalone_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "",
|
|
.info = snd_ctl_boolean_mono_info,
|
|
.get = scarlett2_standalone_ctl_get,
|
|
.put = scarlett2_standalone_ctl_put,
|
|
};
|
|
|
|
static int scarlett2_add_standalone_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
if (!scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_STANDALONE_SWITCH))
|
|
return 0;
|
|
|
|
/* Add standalone control */
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_standalone_ctl,
|
|
0, 1, "Standalone Switch", NULL);
|
|
}
|
|
|
|
/*** Power Status ***/
|
|
|
|
static int scarlett2_update_power_status(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err;
|
|
u8 power_ext, power_low;
|
|
|
|
private->power_status_updated = 0;
|
|
|
|
err = scarlett2_usb_get_config(mixer, SCARLETT2_CONFIG_POWER_EXT,
|
|
1, &power_ext);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_usb_get_config(mixer, SCARLETT2_CONFIG_POWER_LOW,
|
|
1, &power_low);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (power_low)
|
|
private->power_status = SCARLETT2_POWER_STATUS_FAIL;
|
|
else if (power_ext)
|
|
private->power_status = SCARLETT2_POWER_STATUS_EXT;
|
|
else
|
|
private->power_status = SCARLETT2_POWER_STATUS_BUS;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_power_status_ctl_get(struct snd_kcontrol *kctl,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct usb_mixer_elem_info *elem = kctl->private_data;
|
|
struct usb_mixer_interface *mixer = elem->head.mixer;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err = 0;
|
|
|
|
mutex_lock(&private->data_mutex);
|
|
|
|
if (private->power_status_updated) {
|
|
err = scarlett2_update_power_status(mixer);
|
|
if (err < 0)
|
|
goto unlock;
|
|
}
|
|
ucontrol->value.integer.value[0] = private->power_status;
|
|
|
|
unlock:
|
|
mutex_unlock(&private->data_mutex);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_power_status_ctl_info(
|
|
struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char *const values[3] = {
|
|
"External", "Bus", "Fail"
|
|
};
|
|
|
|
return snd_ctl_enum_info(uinfo, 1, 3, values);
|
|
}
|
|
|
|
static const struct snd_kcontrol_new scarlett2_power_status_ctl = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_CARD,
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.name = "",
|
|
.info = scarlett2_power_status_ctl_info,
|
|
.get = scarlett2_power_status_ctl_get,
|
|
};
|
|
|
|
static int scarlett2_add_power_status_ctl(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
if (!scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_POWER_EXT))
|
|
return 0;
|
|
|
|
/* Add power status control */
|
|
return scarlett2_add_new_ctl(mixer, &scarlett2_power_status_ctl,
|
|
0, 1, "Power Status Card Enum",
|
|
&private->power_status_ctl);
|
|
}
|
|
|
|
/*** Notification Handlers ***/
|
|
|
|
/* Notify on sync change */
|
|
static void scarlett2_notify_sync(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->sync_updated = 1;
|
|
|
|
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->sync_ctl->id);
|
|
}
|
|
|
|
/* Notify on monitor change (Gen 2/3) */
|
|
static void scarlett2_notify_monitor(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i;
|
|
|
|
if (!scarlett2_has_config_item(private, SCARLETT2_CONFIG_SW_HW_SWITCH))
|
|
return;
|
|
|
|
private->vol_updated = 1;
|
|
|
|
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->master_vol_ctl->id);
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
if (private->vol_sw_hw_switch[line_out_remap(private, i)])
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->vol_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on volume change (Gen 4) */
|
|
static void scarlett2_notify_volume(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->vol_updated = 1;
|
|
|
|
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->master_vol_ctl->id);
|
|
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->headphone_vol_ctl->id);
|
|
}
|
|
|
|
/* Notify on dim/mute change */
|
|
static void scarlett2_notify_dim_mute(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i;
|
|
|
|
if (!scarlett2_has_config_item(private, SCARLETT2_CONFIG_SW_HW_SWITCH))
|
|
return;
|
|
|
|
private->dim_mute_updated = 1;
|
|
|
|
for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->dim_mute_ctls[i]->id);
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
if (private->vol_sw_hw_switch[line_out_remap(private, i)])
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->mute_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on input level switch change */
|
|
static void scarlett2_notify_input_level(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
private->input_level_updated = 1;
|
|
|
|
for (i = 0; i < info->level_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->level_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on input pad switch change */
|
|
static void scarlett2_notify_input_pad(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
private->input_pad_updated = 1;
|
|
|
|
for (i = 0; i < info->pad_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->pad_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on input air switch change */
|
|
static void scarlett2_notify_input_air(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
private->input_air_updated = 1;
|
|
|
|
for (i = 0; i < info->air_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->air_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on input phantom switch change */
|
|
static void scarlett2_notify_input_phantom(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
private->input_phantom_updated = 1;
|
|
|
|
for (i = 0; i < info->phantom_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->phantom_ctls[i]->id);
|
|
|
|
scarlett2_phantom_notify_access(mixer);
|
|
}
|
|
|
|
/* Notify on "input other" change (level/pad/air/phantom) */
|
|
static void scarlett2_notify_input_other(struct usb_mixer_interface *mixer)
|
|
{
|
|
scarlett2_notify_input_level(mixer);
|
|
scarlett2_notify_input_pad(mixer);
|
|
scarlett2_notify_input_air(mixer);
|
|
scarlett2_notify_input_phantom(mixer);
|
|
}
|
|
|
|
/* Notify on input select change */
|
|
static void scarlett2_notify_input_select(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
if (!scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_INPUT_SELECT_SWITCH))
|
|
return;
|
|
|
|
private->input_select_updated = 1;
|
|
|
|
snd_ctl_notify(card,
|
|
SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
|
|
&private->input_select_ctl->id);
|
|
|
|
for (i = 0; i < info->gain_input_count / 2; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->input_link_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on input gain change */
|
|
static void scarlett2_notify_input_gain(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
if (!info->gain_input_count)
|
|
return;
|
|
|
|
private->input_gain_updated = 1;
|
|
|
|
for (i = 0; i < info->gain_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->input_gain_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on autogain change */
|
|
static void scarlett2_notify_autogain(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
if (!info->gain_input_count)
|
|
return;
|
|
|
|
private->autogain_updated = 1;
|
|
|
|
for (i = 0; i < info->gain_input_count; i++) {
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->autogain_ctls[i]->id);
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->autogain_status_ctls[i]->id);
|
|
}
|
|
|
|
scarlett2_autogain_notify_access(mixer);
|
|
}
|
|
|
|
/* Notify on input safe switch change */
|
|
static void scarlett2_notify_input_safe(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int i;
|
|
|
|
if (!info->safe_input_count)
|
|
return;
|
|
|
|
private->input_safe_updated = 1;
|
|
|
|
for (i = 0; i < info->safe_input_count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->safe_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on "monitor other" change (speaker switching, talkback) */
|
|
static void scarlett2_notify_monitor_other(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
|
|
private->monitor_other_updated = 1;
|
|
|
|
if (info->has_speaker_switching)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->speaker_switching_ctl->id);
|
|
|
|
if (info->has_talkback)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->talkback_ctl->id);
|
|
|
|
/* if speaker switching was recently enabled or disabled,
|
|
* invalidate the dim/mute and mux enum controls
|
|
*/
|
|
if (private->speaker_switching_switched) {
|
|
int i;
|
|
|
|
scarlett2_notify_dim_mute(mixer);
|
|
|
|
private->speaker_switching_switched = 0;
|
|
private->mux_updated = 1;
|
|
|
|
for (i = 0; i < private->num_mux_dsts; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->mux_ctls[i]->id);
|
|
}
|
|
}
|
|
|
|
/* Notify on direct monitor switch change */
|
|
static void scarlett2_notify_direct_monitor(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int count = private->num_mix_in * private->num_mix_out;
|
|
int i;
|
|
|
|
private->direct_monitor_updated = 1;
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->direct_monitor_ctl->id);
|
|
|
|
if (!scarlett2_has_mixer(private))
|
|
return;
|
|
|
|
private->mix_updated = 1;
|
|
|
|
/* Notify of change to the mix controls */
|
|
for (i = 0; i < count; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->mix_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on power change */
|
|
static void scarlett2_notify_power_status(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->power_status_updated = 1;
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->power_status_ctl->id);
|
|
}
|
|
|
|
/* Notify on mux change */
|
|
static void scarlett2_notify_mux(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int i;
|
|
|
|
private->mux_updated = 1;
|
|
|
|
for (i = 0; i < private->num_mux_dsts; i++)
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->mux_ctls[i]->id);
|
|
}
|
|
|
|
/* Notify on PCM input switch change */
|
|
static void scarlett2_notify_pcm_input_switch(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_card *card = mixer->chip->card;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
private->pcm_input_switch_updated = 1;
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
|
|
&private->pcm_input_switch_ctl->id);
|
|
|
|
scarlett2_notify_mux(mixer);
|
|
}
|
|
|
|
/* Handle acknowledgement that a command was received; let
|
|
* scarlett2_usb() know that it can proceed
|
|
*/
|
|
static void scarlett2_notify_ack(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
/* if running == 0, ignore ACKs */
|
|
if (private->running)
|
|
complete(&private->cmd_done);
|
|
}
|
|
|
|
/* Interrupt callback */
|
|
static void scarlett2_notify(struct urb *urb)
|
|
{
|
|
struct usb_mixer_interface *mixer = urb->context;
|
|
int len = urb->actual_length;
|
|
int ustatus = urb->status;
|
|
u32 data;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_notification *notifications =
|
|
private->config_set->notifications;
|
|
|
|
if (ustatus != 0 || len != 8)
|
|
goto requeue;
|
|
|
|
data = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
|
|
|
|
/* Ignore notifications except ACK during initialisation.
|
|
* ACK is 0x00000001 on every device.
|
|
*/
|
|
if (private->running < 2)
|
|
data &= 1;
|
|
|
|
while (data && notifications->mask) {
|
|
if (data & notifications->mask) {
|
|
data &= ~notifications->mask;
|
|
if (notifications->func)
|
|
notifications->func(mixer);
|
|
}
|
|
notifications++;
|
|
}
|
|
|
|
if (data)
|
|
usb_audio_warn(mixer->chip,
|
|
"%s: Unhandled notification: 0x%08x\n",
|
|
__func__, data);
|
|
|
|
requeue:
|
|
if (ustatus != -ENOENT &&
|
|
ustatus != -ECONNRESET &&
|
|
ustatus != -ESHUTDOWN) {
|
|
urb->dev = mixer->chip->dev;
|
|
usb_submit_urb(urb, GFP_ATOMIC);
|
|
} else {
|
|
complete(&private->cmd_done);
|
|
}
|
|
}
|
|
|
|
/*** Cleanup/Suspend Callbacks ***/
|
|
|
|
static void scarlett2_private_free(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
cancel_delayed_work_sync(&private->work);
|
|
kfree(private);
|
|
mixer->private_data = NULL;
|
|
}
|
|
|
|
static void scarlett2_private_suspend(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
if (cancel_delayed_work_sync(&private->work))
|
|
scarlett2_config_save(private->mixer);
|
|
}
|
|
|
|
/*** Initialisation ***/
|
|
|
|
static void scarlett2_count_io(struct scarlett2_data *private)
|
|
{
|
|
const struct scarlett2_device_info *info = private->info;
|
|
const struct scarlett2_config_set *config_set = info->config_set;
|
|
const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
|
|
int port_type, srcs = 0, dsts = 0, i;
|
|
|
|
/* Count the number of mux sources and destinations */
|
|
for (port_type = 0;
|
|
port_type < SCARLETT2_PORT_TYPE_COUNT;
|
|
port_type++) {
|
|
srcs += port_count[port_type][SCARLETT2_PORT_IN];
|
|
dsts += port_count[port_type][SCARLETT2_PORT_OUT];
|
|
}
|
|
|
|
private->num_mux_srcs = srcs;
|
|
private->num_mux_dsts = dsts;
|
|
|
|
/* Mixer inputs are mux outputs and vice versa.
|
|
* Scarlett Gen 4 DSP I/O uses SCARLETT2_PORT_TYPE_MIX but
|
|
* doesn't have mixer controls.
|
|
*/
|
|
private->num_mix_in =
|
|
port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT] -
|
|
info->dsp_count;
|
|
|
|
private->num_mix_out =
|
|
port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN] -
|
|
info->dsp_count;
|
|
|
|
/* Number of analogue line outputs */
|
|
private->num_line_out =
|
|
port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
|
|
|
|
/* Number of monitor mix controls */
|
|
private->num_monitor_mix_ctls =
|
|
info->direct_monitor * 2 * private->num_mix_in;
|
|
|
|
/* Number of autogain status texts */
|
|
if (config_set->autogain_status_texts) {
|
|
const char * const *texts = config_set->autogain_status_texts;
|
|
|
|
for (i = 0; texts[i]; i++)
|
|
;
|
|
private->num_autogain_status_texts = i;
|
|
}
|
|
}
|
|
|
|
/* Look through the interface descriptors for the Focusrite Control
|
|
* interface (bInterfaceClass = 255 Vendor Specific Class) and set
|
|
* bInterfaceNumber, bEndpointAddress, wMaxPacketSize, and bInterval
|
|
* in private
|
|
*/
|
|
static int scarlett2_find_fc_interface(struct usb_device *dev,
|
|
struct scarlett2_data *private)
|
|
{
|
|
struct usb_host_config *config = dev->actconfig;
|
|
int i;
|
|
|
|
for (i = 0; i < config->desc.bNumInterfaces; i++) {
|
|
struct usb_interface *intf = config->interface[i];
|
|
struct usb_interface_descriptor *desc =
|
|
&intf->altsetting[0].desc;
|
|
struct usb_endpoint_descriptor *epd;
|
|
|
|
if (desc->bInterfaceClass != 255)
|
|
continue;
|
|
|
|
epd = get_endpoint(intf->altsetting, 0);
|
|
private->bInterfaceNumber = desc->bInterfaceNumber;
|
|
private->bEndpointAddress = epd->bEndpointAddress &
|
|
USB_ENDPOINT_NUMBER_MASK;
|
|
private->wMaxPacketSize = le16_to_cpu(epd->wMaxPacketSize);
|
|
private->bInterval = epd->bInterval;
|
|
return 0;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Initialise private data */
|
|
static int scarlett2_init_private(struct usb_mixer_interface *mixer,
|
|
const struct scarlett2_device_entry *entry)
|
|
{
|
|
struct scarlett2_data *private =
|
|
kzalloc(sizeof(struct scarlett2_data), GFP_KERNEL);
|
|
|
|
if (!private)
|
|
return -ENOMEM;
|
|
|
|
mutex_init(&private->usb_mutex);
|
|
mutex_init(&private->data_mutex);
|
|
INIT_DELAYED_WORK(&private->work, scarlett2_config_save_work);
|
|
|
|
mixer->private_data = private;
|
|
mixer->private_free = scarlett2_private_free;
|
|
mixer->private_suspend = scarlett2_private_suspend;
|
|
|
|
private->info = entry->info;
|
|
private->config_set = entry->info->config_set;
|
|
private->series_name = entry->series_name;
|
|
scarlett2_count_io(private);
|
|
private->scarlett2_seq = 0;
|
|
private->mixer = mixer;
|
|
|
|
return scarlett2_find_fc_interface(mixer->chip->dev, private);
|
|
}
|
|
|
|
/* Submit a URB to receive notifications from the device */
|
|
static int scarlett2_init_notify(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct usb_device *dev = mixer->chip->dev;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
unsigned int pipe = usb_rcvintpipe(dev, private->bEndpointAddress);
|
|
void *transfer_buffer;
|
|
|
|
if (mixer->urb) {
|
|
usb_audio_err(mixer->chip,
|
|
"%s: mixer urb already in use!\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
if (usb_pipe_type_check(dev, pipe))
|
|
return -EINVAL;
|
|
|
|
mixer->urb = usb_alloc_urb(0, GFP_KERNEL);
|
|
if (!mixer->urb)
|
|
return -ENOMEM;
|
|
|
|
transfer_buffer = kmalloc(private->wMaxPacketSize, GFP_KERNEL);
|
|
if (!transfer_buffer)
|
|
return -ENOMEM;
|
|
|
|
usb_fill_int_urb(mixer->urb, dev, pipe,
|
|
transfer_buffer, private->wMaxPacketSize,
|
|
scarlett2_notify, mixer, private->bInterval);
|
|
|
|
init_completion(&private->cmd_done);
|
|
|
|
return usb_submit_urb(mixer->urb, GFP_KERNEL);
|
|
}
|
|
|
|
/* Cargo cult proprietary initialisation sequence */
|
|
static int scarlett2_usb_init(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct usb_device *dev = mixer->chip->dev;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
u8 step0_buf[24];
|
|
u8 step2_buf[84];
|
|
int err;
|
|
|
|
if (usb_pipe_type_check(dev, usb_sndctrlpipe(dev, 0)))
|
|
return -EINVAL;
|
|
|
|
/* step 0 */
|
|
err = scarlett2_usb_rx(dev, private->bInterfaceNumber,
|
|
SCARLETT2_USB_CMD_INIT,
|
|
step0_buf, sizeof(step0_buf));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Set up the interrupt polling for notifications.
|
|
* When running is:
|
|
* 0: all notifications are ignored
|
|
* 1: only ACKs are handled
|
|
* 2: all notifications are handled
|
|
*/
|
|
err = scarlett2_init_notify(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* sleep for a moment in case of an outstanding ACK */
|
|
msleep(20);
|
|
|
|
/* start handling ACKs, but no other notifications until the
|
|
* ALSA controls have been created
|
|
*/
|
|
private->running = 1;
|
|
|
|
/* step 1 */
|
|
private->scarlett2_seq = 1;
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_INIT_1, NULL, 0, NULL, 0);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* step 2 */
|
|
private->scarlett2_seq = 1;
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_INIT_2,
|
|
NULL, 0,
|
|
step2_buf, sizeof(step2_buf));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* extract 4-byte firmware version from step2_buf[8] */
|
|
private->firmware_version = le32_to_cpu(*(__le32 *)(step2_buf + 8));
|
|
usb_audio_info(mixer->chip,
|
|
"Firmware version %d\n",
|
|
private->firmware_version);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Get the flash segment numbers for the App_Settings and App_Upgrade
|
|
* segments and put them in the private data
|
|
*/
|
|
static int scarlett2_get_flash_segment_nums(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int err, count, i;
|
|
|
|
struct {
|
|
__le32 size;
|
|
__le32 count;
|
|
u8 unknown[8];
|
|
} __packed flash_info;
|
|
|
|
struct {
|
|
__le32 size;
|
|
__le32 flags;
|
|
char name[16];
|
|
} __packed segment_info;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_INFO_FLASH,
|
|
NULL, 0,
|
|
&flash_info, sizeof(flash_info));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
count = le32_to_cpu(flash_info.count);
|
|
|
|
/* sanity check count */
|
|
if (count < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
count > SCARLETT2_SEGMENT_NUM_MAX + 1) {
|
|
usb_audio_err(mixer->chip,
|
|
"invalid flash segment count: %d\n", count);
|
|
return -EINVAL;
|
|
}
|
|
|
|
for (i = 0; i < count; i++) {
|
|
__le32 segment_num_req = cpu_to_le32(i);
|
|
int flash_segment_id;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_INFO_SEGMENT,
|
|
&segment_num_req, sizeof(segment_num_req),
|
|
&segment_info, sizeof(segment_info));
|
|
if (err < 0) {
|
|
usb_audio_err(mixer->chip,
|
|
"failed to get flash segment info %d: %d\n",
|
|
i, err);
|
|
return err;
|
|
}
|
|
|
|
if (!strncmp(segment_info.name,
|
|
SCARLETT2_SEGMENT_SETTINGS_NAME, 16))
|
|
flash_segment_id = SCARLETT2_SEGMENT_ID_SETTINGS;
|
|
else if (!strncmp(segment_info.name,
|
|
SCARLETT2_SEGMENT_FIRMWARE_NAME, 16))
|
|
flash_segment_id = SCARLETT2_SEGMENT_ID_FIRMWARE;
|
|
else
|
|
continue;
|
|
|
|
private->flash_segment_nums[flash_segment_id] = i;
|
|
private->flash_segment_blocks[flash_segment_id] =
|
|
le32_to_cpu(segment_info.size) /
|
|
SCARLETT2_FLASH_BLOCK_SIZE;
|
|
}
|
|
|
|
/* segment 0 is App_Gold and we never want to touch that, so
|
|
* use 0 as the "not-found" value
|
|
*/
|
|
if (!private->flash_segment_nums[SCARLETT2_SEGMENT_ID_SETTINGS]) {
|
|
usb_audio_err(mixer->chip,
|
|
"failed to find flash segment %s\n",
|
|
SCARLETT2_SEGMENT_SETTINGS_NAME);
|
|
return -EINVAL;
|
|
}
|
|
if (!private->flash_segment_nums[SCARLETT2_SEGMENT_ID_FIRMWARE]) {
|
|
usb_audio_err(mixer->chip,
|
|
"failed to find flash segment %s\n",
|
|
SCARLETT2_SEGMENT_FIRMWARE_NAME);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Read configuration from the interface on start */
|
|
static int scarlett2_read_configs(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
const struct scarlett2_device_info *info = private->info;
|
|
int err, i;
|
|
|
|
if (scarlett2_has_config_item(private, SCARLETT2_CONFIG_MSD_SWITCH)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_MSD_SWITCH,
|
|
1, &private->msd_switch);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
if (private->firmware_version < info->min_firmware_version) {
|
|
usb_audio_err(mixer->chip,
|
|
"Focusrite %s firmware version %d is too old; "
|
|
"need %d",
|
|
private->series_name,
|
|
private->firmware_version,
|
|
info->min_firmware_version);
|
|
return 0;
|
|
}
|
|
|
|
/* no other controls are created if MSD mode is on */
|
|
if (private->msd_switch)
|
|
return 0;
|
|
|
|
err = scarlett2_update_input_level(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_pad(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_air(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_phantom(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_direct_monitor(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* the rest of the configuration is for devices with a mixer */
|
|
if (!scarlett2_has_mixer(private))
|
|
return 0;
|
|
|
|
err = scarlett2_update_monitor_mix(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_monitor_other(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_STANDALONE_SWITCH)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_STANDALONE_SWITCH,
|
|
1, &private->standalone_switch);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_POWER_EXT)) {
|
|
err = scarlett2_update_power_status(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
err = scarlett2_update_sync(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_LINE_OUT_VOLUME)) {
|
|
s16 sw_vol[SCARLETT2_ANALOGUE_MAX];
|
|
|
|
/* read SW line out volume */
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_LINE_OUT_VOLUME,
|
|
private->num_line_out, &sw_vol);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
private->vol[i] = clamp(
|
|
sw_vol[i] + SCARLETT2_VOLUME_BIAS,
|
|
0, SCARLETT2_VOLUME_BIAS);
|
|
|
|
/* read SW mute */
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_MUTE_SWITCH,
|
|
private->num_line_out, &private->mute_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
private->mute_switch[i] =
|
|
!!private->mute_switch[i];
|
|
|
|
/* read SW/HW switches */
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_SW_HW_SWITCH)) {
|
|
err = scarlett2_usb_get_config(
|
|
mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
|
|
private->num_line_out,
|
|
&private->vol_sw_hw_switch);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (i = 0; i < private->num_line_out; i++)
|
|
private->vol_sw_hw_switch[i] =
|
|
!!private->vol_sw_hw_switch[i];
|
|
}
|
|
}
|
|
|
|
err = scarlett2_update_volumes(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_dim_mute(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_select(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_gain(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_autogain(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = scarlett2_update_input_safe(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (scarlett2_has_config_item(private,
|
|
SCARLETT2_CONFIG_PCM_INPUT_SWITCH)) {
|
|
err = scarlett2_update_pcm_input_switch(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
err = scarlett2_update_mix(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return scarlett2_usb_get_mux(mixer);
|
|
}
|
|
|
|
static const struct scarlett2_device_entry *get_scarlett2_device_entry(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
const struct scarlett2_device_entry *entry = scarlett2_devices;
|
|
|
|
/* Find entry in scarlett2_devices */
|
|
while (entry->usb_id && entry->usb_id != mixer->chip->usb_id)
|
|
entry++;
|
|
if (!entry->usb_id)
|
|
return NULL;
|
|
|
|
return entry;
|
|
}
|
|
|
|
static int snd_scarlett2_controls_create(
|
|
struct usb_mixer_interface *mixer,
|
|
const struct scarlett2_device_entry *entry)
|
|
{
|
|
struct scarlett2_data *private;
|
|
int err;
|
|
|
|
/* Initialise private data */
|
|
err = scarlett2_init_private(mixer, entry);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
private = mixer->private_data;
|
|
|
|
/* Send proprietary USB initialisation sequence */
|
|
err = scarlett2_usb_init(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Get the upgrade & settings flash segment numbers */
|
|
err = scarlett2_get_flash_segment_nums(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Add firmware version control */
|
|
err = scarlett2_add_firmware_version_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Add minimum firmware version control */
|
|
err = scarlett2_add_min_firmware_version_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Read volume levels and controls from the interface */
|
|
err = scarlett2_read_configs(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the MSD control */
|
|
err = scarlett2_add_msd_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* If MSD mode is enabled, or if the firmware version is too
|
|
* old, don't create any other controls
|
|
*/
|
|
if (private->msd_switch ||
|
|
private->firmware_version < private->info->min_firmware_version)
|
|
return 0;
|
|
|
|
/* Create the analogue output controls */
|
|
err = scarlett2_add_line_out_ctls(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the analogue input controls */
|
|
err = scarlett2_add_line_in_ctls(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the input, output, and mixer mux input selections */
|
|
err = scarlett2_add_mux_enums(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the matrix mixer controls */
|
|
err = scarlett2_add_mixer_ctls(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the level meter controls */
|
|
err = scarlett2_add_meter_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the sync control */
|
|
err = scarlett2_add_sync_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the direct monitor control(s) */
|
|
err = scarlett2_add_direct_monitor_ctls(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the speaker switching control */
|
|
err = scarlett2_add_speaker_switch_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the talkback controls */
|
|
err = scarlett2_add_talkback_ctls(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the standalone control */
|
|
err = scarlett2_add_standalone_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Create the power status control */
|
|
err = scarlett2_add_power_status_ctl(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* Set the access mode of controls disabled during
|
|
* autogain/phantom power switching.
|
|
*/
|
|
if (private->info->gain_input_count) {
|
|
scarlett2_autogain_update_access(mixer);
|
|
scarlett2_phantom_update_access(mixer);
|
|
}
|
|
|
|
/* Start handling all notifications */
|
|
private->running = 2;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*** hwdep interface ***/
|
|
|
|
/* Set private->hwdep_in_use; prevents access to the ALSA controls
|
|
* while doing a config erase/firmware upgrade.
|
|
*/
|
|
static void scarlett2_lock(struct scarlett2_data *private)
|
|
{
|
|
mutex_lock(&private->data_mutex);
|
|
private->hwdep_in_use = 1;
|
|
mutex_unlock(&private->data_mutex);
|
|
}
|
|
|
|
/* Call SCARLETT2_USB_GET_ERASE to get the erase progress */
|
|
static int scarlett2_get_erase_progress(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int segment_id, segment_num, err;
|
|
u8 erase_resp;
|
|
|
|
struct {
|
|
__le32 segment_num;
|
|
__le32 pad;
|
|
} __packed erase_req;
|
|
|
|
segment_id = private->selected_flash_segment_id;
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
|
|
if (segment_num < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX)
|
|
return -EFAULT;
|
|
|
|
/* Send the erase progress request */
|
|
erase_req.segment_num = cpu_to_le32(segment_num);
|
|
erase_req.pad = 0;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_ERASE,
|
|
&erase_req, sizeof(erase_req),
|
|
&erase_resp, sizeof(erase_resp));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return erase_resp;
|
|
}
|
|
|
|
/* Repeatedly call scarlett2_get_erase_progress() until it returns
|
|
* 0xff (erase complete) or we've waited 10 seconds (it usually takes
|
|
* <3 seconds).
|
|
*/
|
|
static int scarlett2_wait_for_erase(struct usb_mixer_interface *mixer)
|
|
{
|
|
int i, err;
|
|
|
|
for (i = 0; i < 100; i++) {
|
|
err = scarlett2_get_erase_progress(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (err == 0xff)
|
|
return 0;
|
|
|
|
msleep(100);
|
|
}
|
|
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
/* Reboot the device; wait for the erase to complete if one is in
|
|
* progress.
|
|
*/
|
|
static int scarlett2_reboot(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
if (private->flash_write_state ==
|
|
SCARLETT2_FLASH_WRITE_STATE_ERASING) {
|
|
int err = scarlett2_wait_for_erase(mixer);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return scarlett2_usb(mixer, SCARLETT2_USB_REBOOT, NULL, 0, NULL, 0);
|
|
}
|
|
|
|
/* Select a flash segment for reading/erasing/writing */
|
|
static int scarlett2_ioctl_select_flash_segment(
|
|
struct usb_mixer_interface *mixer,
|
|
unsigned long arg)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int segment_id, segment_num;
|
|
|
|
if (get_user(segment_id, (int __user *)arg))
|
|
return -EFAULT;
|
|
|
|
/* Check the segment ID and segment number */
|
|
if (segment_id < 0 || segment_id >= SCARLETT2_SEGMENT_ID_COUNT)
|
|
return -EINVAL;
|
|
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
if (segment_num < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX) {
|
|
usb_audio_err(mixer->chip,
|
|
"%s: invalid segment number %d\n",
|
|
__func__, segment_id);
|
|
return -EFAULT;
|
|
}
|
|
|
|
/* If erasing, wait for it to complete */
|
|
if (private->flash_write_state == SCARLETT2_FLASH_WRITE_STATE_ERASING) {
|
|
int err = scarlett2_wait_for_erase(mixer);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Save the selected segment ID and set the state to SELECTED */
|
|
private->selected_flash_segment_id = segment_id;
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_SELECTED;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Erase the previously-selected flash segment */
|
|
static int scarlett2_ioctl_erase_flash_segment(
|
|
struct usb_mixer_interface *mixer)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int segment_id, segment_num, err;
|
|
|
|
struct {
|
|
__le32 segment_num;
|
|
__le32 pad;
|
|
} __packed erase_req;
|
|
|
|
if (private->flash_write_state != SCARLETT2_FLASH_WRITE_STATE_SELECTED)
|
|
return -EINVAL;
|
|
|
|
segment_id = private->selected_flash_segment_id;
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
|
|
if (segment_num < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX)
|
|
return -EFAULT;
|
|
|
|
/* Prevent access to ALSA controls that access the device from
|
|
* here on
|
|
*/
|
|
scarlett2_lock(private);
|
|
|
|
/* Send the erase request */
|
|
erase_req.segment_num = cpu_to_le32(segment_num);
|
|
erase_req.pad = 0;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_ERASE_SEGMENT,
|
|
&erase_req, sizeof(erase_req),
|
|
NULL, 0);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
/* On success, change the state from SELECTED to ERASING */
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_ERASING;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Get the erase progress from the device */
|
|
static int scarlett2_ioctl_get_erase_progress(
|
|
struct usb_mixer_interface *mixer,
|
|
unsigned long arg)
|
|
{
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
struct scarlett2_flash_segment_erase_progress progress;
|
|
int segment_id, segment_num, err;
|
|
u8 erase_resp;
|
|
|
|
struct {
|
|
__le32 segment_num;
|
|
__le32 pad;
|
|
} __packed erase_req;
|
|
|
|
/* Check that we're erasing */
|
|
if (private->flash_write_state != SCARLETT2_FLASH_WRITE_STATE_ERASING)
|
|
return -EINVAL;
|
|
|
|
segment_id = private->selected_flash_segment_id;
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
|
|
if (segment_num < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX)
|
|
return -EFAULT;
|
|
|
|
/* Send the erase progress request */
|
|
erase_req.segment_num = cpu_to_le32(segment_num);
|
|
erase_req.pad = 0;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_GET_ERASE,
|
|
&erase_req, sizeof(erase_req),
|
|
&erase_resp, sizeof(erase_resp));
|
|
if (err < 0)
|
|
return err;
|
|
|
|
progress.progress = erase_resp;
|
|
progress.num_blocks = private->flash_segment_blocks[segment_id];
|
|
|
|
if (copy_to_user((void __user *)arg, &progress, sizeof(progress)))
|
|
return -EFAULT;
|
|
|
|
/* If the erase is complete, change the state from ERASING to
|
|
* WRITE.
|
|
*/
|
|
if (progress.progress == 0xff)
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_WRITE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_hwdep_open(struct snd_hwdep *hw, struct file *file)
|
|
{
|
|
struct usb_mixer_interface *mixer = hw->private_data;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
/* If erasing, wait for it to complete */
|
|
if (private->flash_write_state ==
|
|
SCARLETT2_FLASH_WRITE_STATE_ERASING) {
|
|
int err = scarlett2_wait_for_erase(mixer);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Set the state to IDLE */
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_IDLE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
|
|
unsigned int cmd, unsigned long arg)
|
|
{
|
|
struct usb_mixer_interface *mixer = hw->private_data;
|
|
|
|
switch (cmd) {
|
|
|
|
case SCARLETT2_IOCTL_PVERSION:
|
|
return put_user(SCARLETT2_HWDEP_VERSION,
|
|
(int __user *)arg) ? -EFAULT : 0;
|
|
|
|
case SCARLETT2_IOCTL_REBOOT:
|
|
return scarlett2_reboot(mixer);
|
|
|
|
case SCARLETT2_IOCTL_SELECT_FLASH_SEGMENT:
|
|
return scarlett2_ioctl_select_flash_segment(mixer, arg);
|
|
|
|
case SCARLETT2_IOCTL_ERASE_FLASH_SEGMENT:
|
|
return scarlett2_ioctl_erase_flash_segment(mixer);
|
|
|
|
case SCARLETT2_IOCTL_GET_ERASE_PROGRESS:
|
|
return scarlett2_ioctl_get_erase_progress(mixer, arg);
|
|
|
|
default:
|
|
return -ENOIOCTLCMD;
|
|
}
|
|
}
|
|
|
|
static long scarlett2_hwdep_read(struct snd_hwdep *hw,
|
|
char __user *buf,
|
|
long count, loff_t *offset)
|
|
{
|
|
struct usb_mixer_interface *mixer = hw->private_data;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int segment_id, segment_num, err;
|
|
int flash_size;
|
|
|
|
/* SCARLETT2_USB_READ_SEGMENT request data */
|
|
struct {
|
|
__le32 segment_num;
|
|
__le32 offset;
|
|
__le32 len;
|
|
} __packed req;
|
|
|
|
u8 *resp;
|
|
|
|
/* Flash segment must first be selected */
|
|
if (private->flash_write_state != SCARLETT2_FLASH_WRITE_STATE_SELECTED)
|
|
return -EINVAL;
|
|
|
|
/* Get the selected flash segment number */
|
|
segment_id = private->selected_flash_segment_id;
|
|
if (segment_id < 0 || segment_id >= SCARLETT2_SEGMENT_ID_COUNT)
|
|
return -EINVAL;
|
|
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
if (segment_num < 0 ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX)
|
|
return -EFAULT;
|
|
|
|
/* Validate the offset and count */
|
|
if (count < 0 || *offset < 0)
|
|
return -EINVAL;
|
|
|
|
/* Reached EOF? */
|
|
flash_size = private->flash_segment_blocks[segment_id] *
|
|
SCARLETT2_FLASH_BLOCK_SIZE;
|
|
if (!count || *offset >= flash_size)
|
|
return 0;
|
|
|
|
/* Limit the numbers of bytes read to SCARLETT2_FLASH_RW_MAX */
|
|
if (count > SCARLETT2_FLASH_RW_MAX)
|
|
count = SCARLETT2_FLASH_RW_MAX;
|
|
|
|
/* Limit read to EOF */
|
|
if (*offset + count >= flash_size)
|
|
count = flash_size - *offset;
|
|
|
|
/* Create and send the request */
|
|
req.segment_num = cpu_to_le32(segment_num);
|
|
req.offset = cpu_to_le32(*offset);
|
|
req.len = cpu_to_le32(count);
|
|
|
|
resp = kzalloc(count, GFP_KERNEL);
|
|
if (!resp)
|
|
return -ENOMEM;
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_READ_SEGMENT,
|
|
&req, sizeof(req), resp, count);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
/* Copy the response to userspace */
|
|
if (copy_to_user(buf, resp, count)) {
|
|
err = -EFAULT;
|
|
goto error;
|
|
}
|
|
|
|
*offset += count;
|
|
err = count;
|
|
|
|
error:
|
|
kfree(resp);
|
|
return err;
|
|
}
|
|
|
|
static long scarlett2_hwdep_write(struct snd_hwdep *hw,
|
|
const char __user *buf,
|
|
long count, loff_t *offset)
|
|
{
|
|
struct usb_mixer_interface *mixer = hw->private_data;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
int segment_id, segment_num, err, len;
|
|
int flash_size;
|
|
|
|
/* SCARLETT2_USB_WRITE_SEGMENT request data */
|
|
struct {
|
|
__le32 segment_num;
|
|
__le32 offset;
|
|
__le32 pad;
|
|
u8 data[];
|
|
} __packed *req;
|
|
|
|
/* Calculate the maximum permitted in data[] */
|
|
const size_t max_data_size = SCARLETT2_FLASH_RW_MAX -
|
|
offsetof(typeof(*req), data);
|
|
|
|
/* If erasing, wait for it to complete */
|
|
if (private->flash_write_state ==
|
|
SCARLETT2_FLASH_WRITE_STATE_ERASING) {
|
|
err = scarlett2_wait_for_erase(mixer);
|
|
if (err < 0)
|
|
return err;
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_WRITE;
|
|
|
|
/* Check that an erase has been done & completed */
|
|
} else if (private->flash_write_state !=
|
|
SCARLETT2_FLASH_WRITE_STATE_WRITE) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Check that we're writing to the upgrade firmware */
|
|
segment_id = private->selected_flash_segment_id;
|
|
if (segment_id != SCARLETT2_SEGMENT_ID_FIRMWARE)
|
|
return -EINVAL;
|
|
|
|
segment_num = private->flash_segment_nums[segment_id];
|
|
if (segment_num < SCARLETT2_SEGMENT_NUM_MIN ||
|
|
segment_num > SCARLETT2_SEGMENT_NUM_MAX)
|
|
return -EFAULT;
|
|
|
|
/* Validate the offset and count */
|
|
flash_size = private->flash_segment_blocks[segment_id] *
|
|
SCARLETT2_FLASH_BLOCK_SIZE;
|
|
|
|
if (count < 0 || *offset < 0 || *offset + count >= flash_size)
|
|
return -EINVAL;
|
|
|
|
if (!count)
|
|
return 0;
|
|
|
|
/* Limit the *req size to SCARLETT2_FLASH_RW_MAX */
|
|
if (count > max_data_size)
|
|
count = max_data_size;
|
|
|
|
/* Create and send the request */
|
|
len = struct_size(req, data, count);
|
|
req = kzalloc(len, GFP_KERNEL);
|
|
if (!req)
|
|
return -ENOMEM;
|
|
|
|
req->segment_num = cpu_to_le32(segment_num);
|
|
req->offset = cpu_to_le32(*offset);
|
|
req->pad = 0;
|
|
|
|
if (copy_from_user(req->data, buf, count)) {
|
|
err = -EFAULT;
|
|
goto error;
|
|
}
|
|
|
|
err = scarlett2_usb(mixer, SCARLETT2_USB_WRITE_SEGMENT,
|
|
req, len, NULL, 0);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
*offset += count;
|
|
err = count;
|
|
|
|
error:
|
|
kfree(req);
|
|
return err;
|
|
}
|
|
|
|
static int scarlett2_hwdep_release(struct snd_hwdep *hw, struct file *file)
|
|
{
|
|
struct usb_mixer_interface *mixer = hw->private_data;
|
|
struct scarlett2_data *private = mixer->private_data;
|
|
|
|
/* Return from the SELECTED or WRITE state to IDLE.
|
|
* The ERASING state is left as-is, and checked on next open.
|
|
*/
|
|
if (private &&
|
|
private->hwdep_in_use &&
|
|
private->flash_write_state != SCARLETT2_FLASH_WRITE_STATE_ERASING)
|
|
private->flash_write_state = SCARLETT2_FLASH_WRITE_STATE_IDLE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int scarlett2_hwdep_init(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_hwdep *hw;
|
|
int err;
|
|
|
|
err = snd_hwdep_new(mixer->chip->card, "Focusrite Control", 0, &hw);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
hw->private_data = mixer;
|
|
hw->exclusive = 1;
|
|
hw->ops.open = scarlett2_hwdep_open;
|
|
hw->ops.ioctl = scarlett2_hwdep_ioctl;
|
|
hw->ops.read = scarlett2_hwdep_read;
|
|
hw->ops.write = scarlett2_hwdep_write;
|
|
hw->ops.release = scarlett2_hwdep_release;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int snd_scarlett2_init(struct usb_mixer_interface *mixer)
|
|
{
|
|
struct snd_usb_audio *chip = mixer->chip;
|
|
const struct scarlett2_device_entry *entry;
|
|
int err;
|
|
|
|
/* only use UAC_VERSION_2 */
|
|
if (!mixer->protocol)
|
|
return 0;
|
|
|
|
/* find entry in scarlett2_devices */
|
|
entry = get_scarlett2_device_entry(mixer);
|
|
if (!entry) {
|
|
usb_audio_err(mixer->chip,
|
|
"%s: missing device entry for %04x:%04x\n",
|
|
__func__,
|
|
USB_ID_VENDOR(chip->usb_id),
|
|
USB_ID_PRODUCT(chip->usb_id));
|
|
return 0;
|
|
}
|
|
|
|
if (chip->setup & SCARLETT2_DISABLE) {
|
|
usb_audio_info(chip,
|
|
"Focusrite %s Mixer Driver disabled "
|
|
"by modprobe options (snd_usb_audio "
|
|
"vid=0x%04x pid=0x%04x device_setup=%d)\n",
|
|
entry->series_name,
|
|
USB_ID_VENDOR(chip->usb_id),
|
|
USB_ID_PRODUCT(chip->usb_id),
|
|
SCARLETT2_DISABLE);
|
|
return 0;
|
|
}
|
|
|
|
usb_audio_info(chip,
|
|
"Focusrite %s Mixer Driver enabled (pid=0x%04x); "
|
|
"report any issues to "
|
|
"https://github.com/geoffreybennett/scarlett-gen2/issues",
|
|
entry->series_name,
|
|
USB_ID_PRODUCT(chip->usb_id));
|
|
|
|
err = snd_scarlett2_controls_create(mixer, entry);
|
|
if (err < 0) {
|
|
usb_audio_err(mixer->chip,
|
|
"Error initialising %s Mixer Driver: %d",
|
|
entry->series_name,
|
|
err);
|
|
return err;
|
|
}
|
|
|
|
err = scarlett2_hwdep_init(mixer);
|
|
if (err < 0)
|
|
usb_audio_err(mixer->chip,
|
|
"Error creating %s hwdep device: %d",
|
|
entry->series_name,
|
|
err);
|
|
|
|
return err;
|
|
}
|