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12eb468325
Module initialization and PCIe setup. Card health monitoring and
recovery functionality. Character device creation and deletion are
controlled from here.
Signed-off-by: Frank Haverkamp <haver@linux.vnet.ibm.com>
Co-authors: Joerg-Stephan Vogt <jsvogt@de.ibm.com>,
Michael Jung <MIJUNG@de.ibm.com>,
Michael Ruettger <michael@ibmra.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
#ifndef __GENWQE_DRIVER_H__
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#define __GENWQE_DRIVER_H__
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/**
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* IBM Accelerator Family 'GenWQE'
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*
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* (C) Copyright IBM Corp. 2013
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*
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* Author: Frank Haverkamp <haver@linux.vnet.ibm.com>
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* Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com>
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* Author: Michael Jung <mijung@de.ibm.com>
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* Author: Michael Ruettger <michael@ibmra.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License (version 2 only)
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/types.h>
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#include <linux/stddef.h>
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#include <linux/cdev.h>
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#include <linux/list.h>
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#include <linux/kthread.h>
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#include <linux/scatterlist.h>
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#include <linux/iommu.h>
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#include <linux/spinlock.h>
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#include <linux/mutex.h>
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#include <linux/platform_device.h>
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#include <asm/byteorder.h>
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#include <linux/genwqe/genwqe_card.h>
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#define DRV_VERS_STRING "2.0.0"
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/*
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* Static minor number assignement, until we decide/implement
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* something dynamic.
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*/
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#define GENWQE_MAX_MINOR 128 /* up to 128 possible genwqe devices */
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/**
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* genwqe_requ_alloc() - Allocate a new DDCB execution request
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*
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* This data structure contains the user visiable fields of the DDCB
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* to be executed.
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*
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* Return: ptr to genwqe_ddcb_cmd data structure
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*/
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struct genwqe_ddcb_cmd *ddcb_requ_alloc(void);
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/**
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* ddcb_requ_free() - Free DDCB execution request.
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* @req: ptr to genwqe_ddcb_cmd data structure.
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*/
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void ddcb_requ_free(struct genwqe_ddcb_cmd *req);
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u32 genwqe_crc32(u8 *buff, size_t len, u32 init);
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static inline void genwqe_hexdump(struct pci_dev *pci_dev,
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const void *buff, unsigned int size)
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{
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char prefix[32];
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scnprintf(prefix, sizeof(prefix), "%s %s: ",
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GENWQE_DEVNAME, pci_name(pci_dev));
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dynamic_hex_dump(prefix, DUMP_PREFIX_OFFSET, 16, 1, buff, size, true);
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}
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#endif /* __GENWQE_DRIVER_H__ */
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