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4cd9661428
struct dpaa2_cmd is no longer malloc'ed, but can be allocated on stack and initialized with DPAA2_CMD_INIT() on demand. Drivers stopped caching their DPAA2 command objects (and associated tokens) in the software contexts in order to avoid using them concurrently. Reviewed by: bz Approved by: bz (mentor) MFC after: 3 weeks Differential Revision: https://reviews.freebsd.org/D39509
119 lines
3.4 KiB
C
119 lines
3.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright © 2021-2022 Dmitry Salychev
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _DPAA2_MAC_H
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#define _DPAA2_MAC_H
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#include <sys/rman.h>
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#include <sys/bus.h>
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#include <sys/queue.h>
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#include <net/ethernet.h>
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#include "dpaa2_types.h"
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#include "dpaa2_mcp.h"
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#define DPAA2_MAC_MAX_RESOURCES 1 /* Maximum resources per DPMAC: 1 DPMCP. */
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#define DPAA2_MAC_MSI_COUNT 1 /* MSIs per DPMAC */
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/* DPMAC link configuration options. */
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#define DPAA2_MAC_LINK_OPT_AUTONEG ((uint64_t) 0x01u)
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#define DPAA2_MAC_LINK_OPT_HALF_DUPLEX ((uint64_t) 0x02u)
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#define DPAA2_MAC_LINK_OPT_PAUSE ((uint64_t) 0x04u)
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#define DPAA2_MAC_LINK_OPT_ASYM_PAUSE ((uint64_t) 0x08u)
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enum dpaa2_mac_eth_if {
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DPAA2_MAC_ETH_IF_MII,
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DPAA2_MAC_ETH_IF_RMII,
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DPAA2_MAC_ETH_IF_SMII,
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DPAA2_MAC_ETH_IF_GMII,
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DPAA2_MAC_ETH_IF_RGMII,
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DPAA2_MAC_ETH_IF_SGMII,
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DPAA2_MAC_ETH_IF_QSGMII,
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DPAA2_MAC_ETH_IF_XAUI,
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DPAA2_MAC_ETH_IF_XFI,
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DPAA2_MAC_ETH_IF_CAUI,
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DPAA2_MAC_ETH_IF_1000BASEX,
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DPAA2_MAC_ETH_IF_USXGMII
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};
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enum dpaa2_mac_link_type {
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DPAA2_MAC_LINK_TYPE_NONE,
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DPAA2_MAC_LINK_TYPE_FIXED,
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DPAA2_MAC_LINK_TYPE_PHY,
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DPAA2_MAC_LINK_TYPE_BACKPLANE
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};
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/**
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* @brief Attributes of the DPMAC object.
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*
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* id: DPMAC object ID.
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* max_rate: Maximum supported rate (in Mbps).
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* eth_if: Type of the Ethernet interface.
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* link_type: Type of the link.
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*/
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struct dpaa2_mac_attr {
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uint32_t id;
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uint32_t max_rate;
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enum dpaa2_mac_eth_if eth_if;
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enum dpaa2_mac_link_type link_type;
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};
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/**
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* @brief Link state of the DPMAC object.
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*/
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struct dpaa2_mac_link_state {
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uint64_t options;
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uint64_t supported;
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uint64_t advert;
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uint32_t rate;
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bool up;
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bool state_valid;
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};
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/**
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* @brief Software context for the DPAA2 MAC driver.
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*
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* dev: Device associated with this software context.
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* addr: Physical address assigned to the DPMAC object.
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* attr: Attributes of the DPMAC object.
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*/
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struct dpaa2_mac_softc {
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device_t dev;
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uint8_t addr[ETHER_ADDR_LEN];
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struct resource *res[DPAA2_MAC_MAX_RESOURCES];
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struct dpaa2_mac_attr attr;
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int irq_rid[DPAA2_MAC_MSI_COUNT];
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struct resource *irq_res;
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void *intr; /* interrupt handle */
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};
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extern struct resource_spec dpaa2_mac_spec[];
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#endif /* _DPAA2_MAC_H */
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