[PATCH v5 09/35] scsi: core: Convert to scsi_exec_req

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scsi_execute* is going to be removed. Convert to scsi_exec_req so
we pass all args in a scsi_exec_args struct.

Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx>
Reviewed-by: Martin Wilck <mwilck@xxxxxxxx>
Reviewed-by: Bart Van Assche <bvanassche@xxxxxxx>
---
 drivers/scsi/scsi.c       | 21 +++++++++++++++++----
 drivers/scsi/scsi_ioctl.c |  9 +++++++--
 drivers/scsi/scsi_lib.c   | 31 +++++++++++++++++++++++++------
 drivers/scsi/scsi_scan.c  | 37 ++++++++++++++++++++++++++++---------
 4 files changed, 77 insertions(+), 21 deletions(-)

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index c59eac7a32f2..8d8090c8fb05 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -309,8 +309,14 @@ static int scsi_vpd_inquiry(struct scsi_device *sdev, unsigned char *buffer,
 	 * I'm not convinced we need to try quite this hard to get VPD, but
 	 * all the existing users tried this hard.
 	 */
-	result = scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buffer,
-				  len, NULL, 30 * HZ, 3, NULL);
+	result = scsi_exec_req(((struct scsi_exec_args) {
+					.sdev = sdev,
+					.cmd = cmd,
+					.data_dir = DMA_FROM_DEVICE,
+					.buf = buffer,
+					.buf_len = len,
+					.timeout = 30 * HZ,
+					.retries = 3 }));
 	if (result)
 		return -EIO;
 
@@ -531,8 +537,15 @@ int scsi_report_opcode(struct scsi_device *sdev, unsigned char *buffer,
 	put_unaligned_be32(request_len, &cmd[6]);
 	memset(buffer, 0, len);
 
-	result = scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buffer,
-				  request_len, &sshdr, 30 * HZ, 3, NULL);
+	result = scsi_exec_req(((struct scsi_exec_args) {
+					.sdev = sdev,
+					.cmd = cmd,
+					.data_dir = DMA_FROM_DEVICE,
+					.buf = buffer,
+					.buf_len = request_len,
+					.sshdr = &sshdr,
+					.timeout = 30 * HZ,
+					.retries = 3 }));
 
 	if (result < 0)
 		return result;
diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c
index 2d20da55fb64..67f291cb0042 100644
--- a/drivers/scsi/scsi_ioctl.c
+++ b/drivers/scsi/scsi_ioctl.c
@@ -73,8 +73,13 @@ static int ioctl_internal_command(struct scsi_device *sdev, char *cmd,
 	SCSI_LOG_IOCTL(1, sdev_printk(KERN_INFO, sdev,
 				      "Trying ioctl with scsi command %d\n", *cmd));
 
-	result = scsi_execute_req(sdev, cmd, DMA_NONE, NULL, 0,
-				  &sshdr, timeout, retries, NULL);
+	result = scsi_exec_req(((struct scsi_exec_args) {
+					.sdev = sdev,
+					.cmd = cmd,
+					.data_dir = DMA_NONE,
+					.sshdr = &sshdr,
+					.timeout = timeout,
+					.retries = retries }));
 
 	SCSI_LOG_IOCTL(2, sdev_printk(KERN_INFO, sdev,
 				      "Ioctl returned  0x%x\n", result));
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 0ad0e476f2cf..e9b19fa939eb 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2123,8 +2123,15 @@ int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
 		cmd[4] = len;
 	}
 
-	ret = scsi_execute_req(sdev, cmd, DMA_TO_DEVICE, real_buffer, len,
-			       sshdr, timeout, retries, NULL);
+	ret = scsi_exec_req(((struct scsi_exec_args) {
+					.sdev = sdev,
+					.cmd = cmd,
+					.data_dir = DMA_TO_DEVICE,
+					.buf = real_buffer,
+					.buf_len = len,
+					.sshdr = sshdr,
+					.timeout = timeout,
+					.retries = retries }));
 	kfree(real_buffer);
 	return ret;
 }
@@ -2188,8 +2195,15 @@ scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
 
 	memset(buffer, 0, len);
 
-	result = scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buffer, len,
-				  sshdr, timeout, retries, NULL);
+	result = scsi_exec_req(((struct scsi_exec_args) {
+					.sdev = sdev,
+					.cmd = cmd,
+					.data_dir = DMA_FROM_DEVICE,
+					.buf = buffer,
+					.buf_len = len,
+					.sshdr = sshdr,
+					.timeout = timeout,
+					.retries = retries }));
 	if (result < 0)
 		return result;
 
@@ -2273,8 +2287,13 @@ scsi_test_unit_ready(struct scsi_device *sdev, int timeout, int retries,
 
 	/* try to eat the UNIT_ATTENTION if there are enough retries */
 	do {
-		result = scsi_execute_req(sdev, cmd, DMA_NONE, NULL, 0, sshdr,
-					  timeout, 1, NULL);
+		result = scsi_exec_req(((struct scsi_exec_args) {
+						.sdev = sdev,
+						.cmd = cmd,
+						.data_dir = DMA_NONE,
+						.sshdr = sshdr,
+						.timeout = timeout,
+						.retries = 1 }));
 		if (sdev->removable && scsi_sense_valid(sshdr) &&
 		    sshdr->sense_key == UNIT_ATTENTION)
 			sdev->changed = 1;
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 5d27f5196de6..58edd5d641f8 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -210,8 +210,14 @@ static void scsi_unlock_floptical(struct scsi_device *sdev,
 	scsi_cmd[3] = 0;
 	scsi_cmd[4] = 0x2a;     /* size */
 	scsi_cmd[5] = 0;
-	scsi_execute_req(sdev, scsi_cmd, DMA_FROM_DEVICE, result, 0x2a, NULL,
-			 SCSI_TIMEOUT, 3, NULL);
+	scsi_exec_req(((struct scsi_exec_args) {
+				.sdev = sdev,
+				.cmd = scsi_cmd,
+				.data_dir = DMA_FROM_DEVICE,
+				.buf = result,
+				.buf_len = 0x2a,
+				.timeout = SCSI_TIMEOUT,
+				.retries = 3 }));
 }
 
 static int scsi_realloc_sdev_budget_map(struct scsi_device *sdev,
@@ -674,10 +680,17 @@ static int scsi_probe_lun(struct scsi_device *sdev, unsigned char *inq_result,
 
 		memset(inq_result, 0, try_inquiry_len);
 
-		result = scsi_execute_req(sdev,  scsi_cmd, DMA_FROM_DEVICE,
-					  inq_result, try_inquiry_len, &sshdr,
-					  HZ / 2 + HZ * scsi_inq_timeout, 3,
-					  &resid);
+		result = scsi_exec_req(((struct scsi_exec_args) {
+						.sdev = sdev,
+						.cmd = scsi_cmd,
+						.data_dir = DMA_FROM_DEVICE,
+						.buf = inq_result,
+						.buf_len = try_inquiry_len,
+						.sshdr = &sshdr,
+						.timeout = HZ / 2 +
+							HZ * scsi_inq_timeout,
+						.retries = 3,
+						.resid = &resid }));
 
 		SCSI_LOG_SCAN_BUS(3, sdev_printk(KERN_INFO, sdev,
 				"scsi scan: INQUIRY %s with code 0x%x\n",
@@ -1477,9 +1490,15 @@ static int scsi_report_lun_scan(struct scsi_target *starget, blist_flags_t bflag
 				"scsi scan: Sending REPORT LUNS to (try %d)\n",
 				retries));
 
-		result = scsi_execute_req(sdev, scsi_cmd, DMA_FROM_DEVICE,
-					  lun_data, length, &sshdr,
-					  SCSI_REPORT_LUNS_TIMEOUT, 3, NULL);
+		result = scsi_exec_req(((struct scsi_exec_args) {
+						.sdev = sdev,
+						.cmd = scsi_cmd,
+						.data_dir = DMA_FROM_DEVICE,
+						.buf = lun_data,
+						.buf_len = length,
+						.sshdr = &sshdr,
+						.timeout = SCSI_REPORT_LUNS_TIMEOUT,
+						.retries = 3 }));
 
 		SCSI_LOG_SCAN_BUS(3, sdev_printk (KERN_INFO, sdev,
 				"scsi scan: REPORT LUNS"
-- 
2.25.1




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