#ifndef __GENWQE_DRIVER_H__ #define __GENWQE_DRIVER_H__ /** * IBM Accelerator Family 'GenWQE' * * (C) Copyright IBM Corp. 2013 * * Author: Frank Haverkamp <haver@linux.vnet.ibm.com> * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License (version 2 only) * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <linux/types.h> #include <linux/stddef.h> #include <linux/cdev.h> #include <linux/list.h> #include <linux/kthread.h> #include <linux/scatterlist.h> #include <linux/iommu.h> #include <linux/spinlock.h> #include <linux/mutex.h> #include <linux/platform_device.h> #include <linux/printk.h> #include <asm/byteorder.h> #include <linux/genwqe/genwqe_card.h> #define DRV_VERSION "2.0.25" /* * Static minor number assignement, until we decide/implement * something dynamic. */ #define GENWQE_MAX_MINOR 128 /* up to 128 possible genwqe devices */ /** * genwqe_requ_alloc() - Allocate a new DDCB execution request * * This data structure contains the user visiable fields of the DDCB * to be executed. * * Return: ptr to genwqe_ddcb_cmd data structure */ struct genwqe_ddcb_cmd *ddcb_requ_alloc(void); /** * ddcb_requ_free() - Free DDCB execution request. * @req: ptr to genwqe_ddcb_cmd data structure. */ void ddcb_requ_free(struct genwqe_ddcb_cmd *req); u32 genwqe_crc32(u8 *buff, size_t len, u32 init); static inline void genwqe_hexdump(struct pci_dev *pci_dev, const void *buff, unsigned int size) { char prefix[32]; scnprintf(prefix, sizeof(prefix), "%s %s: ", GENWQE_DEVNAME, pci_name(pci_dev)); print_hex_dump_debug(prefix, DUMP_PREFIX_OFFSET, 16, 1, buff, size, true); } #endif /* __GENWQE_DRIVER_H__ */