[people/ms/u-boot.git] / drivers / scsi / scsi-uclass.c

/*
 * Copyright (c) 2015 Google, Inc
 * Written by Simon Glass <sjg@chromium.org>
 * Copyright (c) 2016 Xilinx, Inc
 * Written by Michal Simek
 *
 * Based on ahci-uclass.c
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <dm.h>
#include <scsi.h>

int scsi_exec(struct udevice *dev, struct scsi_cmd *pccb)
{
	struct scsi_ops *ops = scsi_get_ops(dev);

	if (!ops->exec)
		return -ENOSYS;

	return ops->exec(dev, pccb);
}

int scsi_bus_reset(struct udevice *dev)
{
	struct scsi_ops *ops = scsi_get_ops(dev);

	if (!ops->bus_reset)
		return -ENOSYS;

	return ops->bus_reset(dev);
}

UCLASS_DRIVER(scsi) = {
	.id		= UCLASS_SCSI,
	.name		= "scsi",
	.per_device_platdata_auto_alloc_size = sizeof(struct scsi_platdata),
};
Commit	Line	Data
e8a016b5 MS	1	/*
	2	* Copyright (c) 2015 Google, Inc
	3	* Written by Simon Glass <sjg@chromium.org>
	4	* Copyright (c) 2016 Xilinx, Inc
	5	* Written by Michal Simek
	6	*
	7	* Based on ahci-uclass.c
	8	*
	9	* SPDX-License-Identifier: GPL-2.0+
	10	*/
	11
	12	#include <common.h>
	13	#include <dm.h>
	14	#include <scsi.h>
	15
f6ab5a92 SG	16	int scsi_exec(struct udevice dev, struct scsi_cmd pccb)
	17	{
	18	struct scsi_ops *ops = scsi_get_ops(dev);
	19
	20	if (!ops->exec)
	21	return -ENOSYS;
	22
	23	return ops->exec(dev, pccb);
	24	}
	25
	26	int scsi_bus_reset(struct udevice *dev)
	27	{
	28	struct scsi_ops *ops = scsi_get_ops(dev);
	29
	30	if (!ops->bus_reset)
	31	return -ENOSYS;
	32
	33	return ops->bus_reset(dev);
	34	}
	35
e8a016b5 MS	36	UCLASS_DRIVER(scsi) = {
	37	.id = UCLASS_SCSI,
	38	.name = "scsi",
1dc64f6c	39	.per_device_platdata_auto_alloc_size = sizeof(struct scsi_platdata),
e8a016b5	40	};