1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (c) 2015 Google, Inc 4 * Written by Simon Glass <sjg@chromium.org> 5 * Copyright (c) 2016 Xilinx, Inc 6 * Written by Michal Simek 7 * 8 * Based on ahci-uclass.c 9 */ 10 11 #include <common.h> 12 #include <dm.h> 13 #include <scsi.h> 14 scsi_exec(struct udevice * dev,struct scsi_cmd * pccb)15int scsi_exec(struct udevice *dev, struct scsi_cmd *pccb) 16 { 17 struct scsi_ops *ops = scsi_get_ops(dev); 18 19 if (!ops->exec) 20 return -ENOSYS; 21 22 return ops->exec(dev, pccb); 23 } 24 scsi_bus_reset(struct udevice * dev)25int scsi_bus_reset(struct udevice *dev) 26 { 27 struct scsi_ops *ops = scsi_get_ops(dev); 28 29 if (!ops->bus_reset) 30 return -ENOSYS; 31 32 return ops->bus_reset(dev); 33 } 34 35 UCLASS_DRIVER(scsi) = { 36 .id = UCLASS_SCSI, 37 .name = "scsi", 38 .per_device_platdata_auto_alloc_size = sizeof(struct scsi_platdata), 39 }; 40