* [PATCH v2 1/3] scsi: core: fix white-spaces
2022-05-06 10:31 [PATCH v2 0/3] scsi: ufs: minor cleanups Krzysztof Kozlowski
@ 2022-05-06 10:31 ` Krzysztof Kozlowski
2022-05-06 10:31 ` [PATCH v2 2/3] scsi: ufs: ufshcd-pltfrm: constify pointed data Krzysztof Kozlowski
2022-05-06 10:31 ` [PATCH v2 3/3] scsi: ufs: ufshcd: " Krzysztof Kozlowski
2 siblings, 0 replies; 4+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-06 10:31 UTC (permalink / raw)
To: James E.J. Bottomley, Martin K. Petersen, Alim Akhtar,
Avri Altman, Doug Gilbert, linux-scsi, linux-kernel
Cc: Krzysztof Kozlowski
Remove trailing white-spaces and correct mixed-up indentation.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
drivers/scsi/scsi_debug.c | 2 +-
drivers/scsi/scsi_priv.h | 4 +--
drivers/scsi/scsi_proc.c | 14 ++++-----
drivers/scsi/scsi_scan.c | 10 +++----
drivers/scsi/scsi_sysfs.c | 4 +--
drivers/scsi/scsi_transport_spi.c | 49 +++++++++++++++----------------
drivers/scsi/scsicam.c | 6 ++--
include/scsi/scsi_cmnd.h | 2 +-
include/scsi/scsi_device.h | 10 +++----
include/scsi/scsi_host.h | 13 ++++----
include/scsi/scsi_ioctl.h | 2 +-
include/scsi/scsi_transport.h | 2 +-
include/scsi/scsi_transport_spi.h | 2 +-
include/scsi/scsicam.h | 2 +-
include/scsi/sg.h | 2 +-
15 files changed, 61 insertions(+), 63 deletions(-)
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 1f423f723d06..5ef54b1f97f9 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1610,7 +1610,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip)
u32 len;
char lu_id_str[6];
int host_no = devip->sdbg_host->shost->host_no;
-
+
port_group_id = (((host_no + 1) & 0x7f) << 8) +
(devip->channel & 0x7f);
if (sdebug_vpd_use_hostno == 0)
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 5c4786310a31..8bc7353883ee 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -37,7 +37,7 @@ void scsi_init_command(struct scsi_device *dev, struct scsi_cmnd *cmd);
void scsi_log_send(struct scsi_cmnd *cmd);
void scsi_log_completion(struct scsi_cmnd *cmd, int disposition);
#else
-static inline void scsi_log_send(struct scsi_cmnd *cmd)
+static inline void scsi_log_send(struct scsi_cmnd *cmd)
{ };
static inline void scsi_log_completion(struct scsi_cmnd *cmd, int disposition)
{ };
@@ -183,7 +183,7 @@ struct bsg_device *scsi_bsg_register_queue(struct scsi_device *sdev);
extern int scsi_device_max_queue_depth(struct scsi_device *sdev);
-/*
+/*
* internal scsi timeout functions: for use by mid-layer and transport
* classes.
*/
diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index 95aee1ad1383..72548b9e685a 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -4,13 +4,13 @@
*
* The functions in this file provide an interface between
* the PROC file system and the SCSI device drivers
- * It is mainly used for debugging, statistics and to pass
+ * It is mainly used for debugging, statistics and to pass
* information directly to the lowlevel driver.
*
- * (c) 1995 Michael Neuffer neuffer@goofy.zdv.uni-mainz.de
+ * (c) 1995 Michael Neuffer neuffer@goofy.zdv.uni-mainz.de
* Version: 0.99.8 last change: 95/09/13
- *
- * generic command parser provided by:
+ *
+ * generic command parser provided by:
* Andreas Heilwagen <crashcar@informatik.uni-koblenz.de>
*
* generic_proc_info() support of xxxx_info() by:
@@ -52,7 +52,7 @@ static ssize_t proc_scsi_host_write(struct file *file, const char __user *buf,
struct Scsi_Host *shost = pde_data(file_inode(file));
ssize_t ret = -ENOMEM;
char *page;
-
+
if (count > PROC_BLOCK_SIZE)
return -EOVERFLOW;
@@ -106,7 +106,7 @@ void scsi_proc_hostdir_add(struct scsi_host_template *sht)
mutex_lock(&global_host_template_mutex);
if (!sht->present++) {
sht->proc_dir = proc_mkdir(sht->proc_name, proc_scsi);
- if (!sht->proc_dir)
+ if (!sht->proc_dir)
printk(KERN_ERR "%s: proc_mkdir failed for %s\n",
__func__, sht->proc_name);
}
@@ -361,7 +361,7 @@ static ssize_t proc_scsi_write(struct file *file, const char __user *buf,
}
/*
- * convert success returns so that we return the
+ * convert success returns so that we return the
* number of bytes consumed.
*/
if (!err)
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 91ac901a6682..1ffc5e137fdd 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -108,7 +108,7 @@ MODULE_PARM_DESC(scan, "sync, async, manual, or none. "
static unsigned int scsi_inq_timeout = SCSI_TIMEOUT/HZ + 18;
module_param_named(inq_timeout, scsi_inq_timeout, uint, S_IRUGO|S_IWUSR);
-MODULE_PARM_DESC(inq_timeout,
+MODULE_PARM_DESC(inq_timeout,
"Timeout (in seconds) waiting for devices to answer INQUIRY."
" Default is 20. Some devices may need more; most need less.");
@@ -687,7 +687,7 @@ static int scsi_probe_lun(struct scsi_device *sdev, unsigned char *inq_result,
* not-ready to ready transition [asc/ascq=0x28/0x0]
* or power-on, reset [asc/ascq=0x29/0x0], continue.
* INQUIRY should not yield UNIT_ATTENTION
- * but many buggy devices do so anyway.
+ * but many buggy devices do so anyway.
*/
if (scsi_status_is_check_condition(result) &&
scsi_sense_valid(&sshdr)) {
@@ -943,7 +943,7 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result,
* Don't set the device offline here; rather let the upper
* level drivers eval the PQ to decide whether they should
* attach. So remove ((inq_result[0] >> 5) & 7) == 1 check.
- */
+ */
sdev->inq_periph_qual = (inq_result[0] >> 5) & 7;
sdev->lockable = sdev->removable;
@@ -1098,7 +1098,7 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result,
}
#ifdef CONFIG_SCSI_LOGGING
-/**
+/**
* scsi_inq_str - print INQUIRY data from min to max index, strip trailing whitespace
* @buf: Output buffer with at least end-first+1 bytes of space
* @inq: Inquiry buffer (input)
@@ -1598,7 +1598,7 @@ EXPORT_SYMBOL(__scsi_add_device);
int scsi_add_device(struct Scsi_Host *host, uint channel,
uint target, u64 lun)
{
- struct scsi_device *sdev =
+ struct scsi_device *sdev =
__scsi_add_device(host, channel, target, lun, NULL);
if (IS_ERR(sdev))
return PTR_ERR(sdev);
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 546a9e3cfbec..32a9d9afcb24 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -673,7 +673,7 @@ static int scsi_sdev_check_buf_bit(const char *buf)
return 1;
else if (buf[0] == '0')
return 0;
- else
+ else
return -EINVAL;
} else
return -EINVAL;
@@ -889,7 +889,7 @@ store_queue_type_field(struct device *dev, struct device_attribute *attr,
if (!sdev->tagged_supported)
return -EINVAL;
-
+
sdev_printk(KERN_INFO, sdev,
"ignoring write to deprecated queue_type attribute");
return count;
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index bd72c38d7bfc..51d163200f41 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-/*
+/*
* Parallel SCSI (SPI) transport specific attributes exported to sysfs.
*
* Copyright (c) 2003 Silicon Graphics, Inc. All rights reserved.
@@ -33,7 +33,7 @@
#define DV_LOOPS 3
#define DV_TIMEOUT (10*HZ)
-#define DV_RETRIES 3 /* should only need at most
+#define DV_RETRIES 3 /* should only need at most
* two cc/ua clears */
/* Our blacklist flags */
@@ -651,7 +651,7 @@ spi_dv_device_echo_buffer(struct scsi_device *sdev, u8 *buffer,
* 0xffff (test b) */
for ( ; j < min(len, k + 32); j += 2) {
u16 *word = (u16 *)&buffer[j];
-
+
*word = (j & 0x02) ? 0x0000 : 0xffff;
}
k = j;
@@ -667,7 +667,7 @@ spi_dv_device_echo_buffer(struct scsi_device *sdev, u8 *buffer,
for ( ; j < min(len, k + 32); j += 4) {
u32 *word = (unsigned int *)&buffer[j];
u32 roll = (pattern & 0x80000000) ? 1 : 0;
-
+
*word = pattern;
pattern = (pattern << 1) | roll;
}
@@ -724,7 +724,7 @@ spi_dv_device_compare_inquiry(struct scsi_device *sdev, u8 *buffer,
result = spi_execute(sdev, spi_inquiry, DMA_FROM_DEVICE,
ptr, len, NULL);
-
+
if(result || !scsi_device_online(sdev)) {
scsi_device_set_state(sdev, SDEV_QUIESCE);
return SPI_COMPARE_FAILURE;
@@ -747,12 +747,12 @@ spi_dv_device_compare_inquiry(struct scsi_device *sdev, u8 *buffer,
static enum spi_compare_returns
spi_dv_retrain(struct scsi_device *sdev, u8 *buffer, u8 *ptr,
- enum spi_compare_returns
+ enum spi_compare_returns
(*compare_fn)(struct scsi_device *, u8 *, u8 *, int))
{
struct spi_internal *i = to_spi_internal(sdev->host->transportt);
struct scsi_target *starget = sdev->sdev_target;
- int period = 0, prevperiod = 0;
+ int period = 0, prevperiod = 0;
enum spi_compare_returns retval;
@@ -808,11 +808,11 @@ spi_dv_device_get_echo_buffer(struct scsi_device *sdev, u8 *buffer)
{
int l, result;
- /* first off do a test unit ready. This can error out
+ /* first off do a test unit ready. This can error out
* because of reservations or some other reason. If it
* fails, the device won't let us write to the echo buffer
* so just return failure */
-
+
static const char spi_test_unit_ready[] = {
TEST_UNIT_READY, 0, 0, 0, 0, 0
};
@@ -821,14 +821,13 @@ spi_dv_device_get_echo_buffer(struct scsi_device *sdev, u8 *buffer)
READ_BUFFER, 0x0b, 0, 0, 0, 0, 0, 0, 4, 0
};
-
- /* We send a set of three TURs to clear any outstanding
+ /* We send a set of three TURs to clear any outstanding
* unit attention conditions if they exist (Otherwise the
* buffer tests won't be happy). If the TUR still fails
* (reservation conflict, device not ready, etc) just
* skip the write tests */
for (l = 0; ; l++) {
- result = spi_execute(sdev, spi_test_unit_ready, DMA_NONE,
+ result = spi_execute(sdev, spi_test_unit_ready, DMA_NONE,
NULL, 0, NULL);
if(result) {
@@ -840,7 +839,7 @@ spi_dv_device_get_echo_buffer(struct scsi_device *sdev, u8 *buffer)
}
}
- result = spi_execute(sdev, spi_read_buffer_descriptor,
+ result = spi_execute(sdev, spi_read_buffer_descriptor,
DMA_FROM_DEVICE, buffer, 4, NULL);
if (result)
@@ -1222,7 +1221,7 @@ EXPORT_SYMBOL_GPL(spi_populate_ppr_msg);
* @cmd: pointer to the scsi command for the tag
*
* Notes:
- * designed to create the correct type of tag message for the
+ * designed to create the correct type of tag message for the
* particular request. Returns the size of the tag message.
* May return 0 if TCQ is disabled for this device.
**/
@@ -1231,7 +1230,7 @@ int spi_populate_tag_msg(unsigned char *msg, struct scsi_cmnd *cmd)
if (cmd->flags & SCMD_TAGGED) {
*msg++ = SIMPLE_QUEUE_TAG;
*msg++ = scsi_cmd_to_rq(cmd)->tag;
- return 2;
+ return 2;
}
return 0;
@@ -1241,10 +1240,10 @@ EXPORT_SYMBOL_GPL(spi_populate_tag_msg);
#ifdef CONFIG_SCSI_CONSTANTS
static const char * const one_byte_msgs[] = {
/* 0x00 */ "Task Complete", NULL /* Extended Message */, "Save Pointers",
-/* 0x03 */ "Restore Pointers", "Disconnect", "Initiator Error",
+/* 0x03 */ "Restore Pointers", "Disconnect", "Initiator Error",
/* 0x06 */ "Abort Task Set", "Message Reject", "Nop", "Message Parity Error",
/* 0x0a */ "Linked Command Complete", "Linked Command Complete w/flag",
-/* 0x0c */ "Target Reset", "Abort Task", "Clear Task Set",
+/* 0x0c */ "Target Reset", "Abort Task", "Clear Task Set",
/* 0x0f */ "Initiate Recovery", "Release Recovery",
/* 0x11 */ "Terminate Process", "Continue Task", "Target Transfer Disable",
/* 0x14 */ NULL, NULL, "Clear ACA", "LUN Reset"
@@ -1290,8 +1289,8 @@ int spi_print_msg(const unsigned char *msg)
if (len == 2)
len += 256;
if (msg[2] < ARRAY_SIZE(extended_msgs))
- printk ("%s ", extended_msgs[msg[2]]);
- else
+ printk ("%s ", extended_msgs[msg[2]]);
+ else
printk ("Extended Message, reserved code (0x%02x) ",
(int) msg[2]);
switch (msg[2]) {
@@ -1312,7 +1311,7 @@ int spi_print_msg(const unsigned char *msg)
print_ptr(msg, 7, "in");
break;
default:
- for (i = 2; i < len; ++i)
+ for (i = 2; i < len; ++i)
printk("%02x ", msg[i]);
}
/* Identify */
@@ -1332,13 +1331,13 @@ int spi_print_msg(const unsigned char *msg)
/* Two byte */
} else if (msg[0] <= 0x2f) {
if ((msg[0] - 0x20) < ARRAY_SIZE(two_byte_msgs))
- printk("%s %02x ", two_byte_msgs[msg[0] - 0x20],
+ printk("%s %02x ", two_byte_msgs[msg[0] - 0x20],
msg[1]);
- else
- printk("reserved two byte (%02x %02x) ",
+ else
+ printk("reserved two byte (%02x %02x) ",
msg[0], msg[1]);
len = 2;
- } else
+ } else
printk("reserved ");
return len;
}
@@ -1366,7 +1365,7 @@ int spi_print_msg(const unsigned char *msg)
} else if (msg[0] <= 0x2f) {
printk("%02x %02x", msg[0], msg[1]);
len = 2;
- } else
+ } else
printk("%02x ", msg[0]);
return len;
}
diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c
index baba801895df..0e5f7bf8d90d 100644
--- a/drivers/scsi/scsicam.c
+++ b/drivers/scsi/scsicam.c
@@ -3,7 +3,7 @@
* scsicam.c - SCSI CAM support functions, use for HDIO_GETGEO, etc.
*
* Copyright 1993, 1994 Drew Eckhardt
- * Visionary Computing
+ * Visionary Computing
* (Unix and Linux consulting and custom programming)
* drew@Colorado.EDU
* +1 (303) 786-7975
@@ -164,7 +164,7 @@ EXPORT_SYMBOL(scsi_partsize);
* Information technology -
* SCSI-2 Common access method
* transport and SCSI interface module
- *
+ *
* ANNEX A :
*
* setsize() converts a read capacity value to int 13h
@@ -174,7 +174,7 @@ EXPORT_SYMBOL(scsi_partsize);
* will not fit in 4 bits (or 6 bits). This algorithm also
* minimizes the number of sectors that will be unused at the end
* of the disk while allowing for very large disks to be
- * accommodated. This algorithm does not use physical geometry.
+ * accommodated. This algorithm does not use physical geometry.
*/
static int setsize(unsigned long capacity, unsigned int *cyls, unsigned int *hds,
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 1e80e70dfa92..410a2ceefc52 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -105,7 +105,7 @@ struct scsi_cmnd {
unsigned transfersize; /* How much we are guaranteed to
transfer with each SCSI transfer
- (ie, between disconnect /
+ (ie, between disconnect /
reconnects. Probably == sector
size */
unsigned resid_len; /* residual count */
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 7cf5f3b7589f..1fb790ef9b96 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -42,7 +42,7 @@ enum scsi_device_state {
* All commands allowed */
SDEV_CANCEL, /* beginning to delete device
* Only error handler commands allowed */
- SDEV_DEL, /* device deleted
+ SDEV_DEL, /* device deleted
* no commands allowed */
SDEV_QUIESCE, /* Device quiescent. No block commands
* will be accepted, only specials (which
@@ -130,14 +130,14 @@ struct scsi_device {
unsigned int id, channel;
u64 lun;
- unsigned int manufacturer; /* Manufacturer of device, for using
+ unsigned int manufacturer; /* Manufacturer of device, for using
* vendor-specific cmd's */
unsigned sector_size; /* size in bytes */
void *hostdata; /* available to low-level driver */
unsigned char type;
char scsi_level;
- char inq_periph_qual; /* PQ from INQUIRY data */
+ char inq_periph_qual; /* PQ from INQUIRY data */
struct mutex inquiry_mutex;
unsigned char inquiry_len; /* valid bytes in 'inquiry' */
unsigned char * inquiry; /* INQUIRY response data */
@@ -165,7 +165,7 @@ struct scsi_device {
unsigned busy:1; /* Used to prevent races */
unsigned lockable:1; /* Able to prevent media removal */
unsigned locked:1; /* Media removal disabled */
- unsigned borken:1; /* Tell the Seagate driver to be
+ unsigned borken:1; /* Tell the Seagate driver to be
* painfully slow on this device */
unsigned disconnect:1; /* can disconnect */
unsigned soft_reset:1; /* Uses soft reset option */
@@ -174,7 +174,7 @@ struct scsi_device {
unsigned ppr:1; /* Device supports PPR messages */
unsigned tagged_supported:1; /* Supports SCSI-II tagged queuing */
unsigned simple_tags:1; /* simple queue tag messages are enabled */
- unsigned was_reset:1; /* There was a bus reset on the bus for
+ unsigned was_reset:1; /* There was a bus reset on the bus for
* this device */
unsigned expecting_cc_ua:1; /* Expecting a CHECK_CONDITION/UNIT_ATTN
* because we did a bus reset. */
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 667d889b92b5..44ff28d8fd0d 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -178,7 +178,7 @@ struct scsi_host_template {
* this function, it *must* perform the task of setting the queue
* depth on the device. All other tasks are optional and depend
* on what the driver supports and various implementation details.
- *
+ *
* Things currently recommended to be handled at this time include:
*
* 1. Setting the device queue depth. Proper setting of this is
@@ -207,7 +207,7 @@ struct scsi_host_template {
* has ceased the mid layer calls this point so that the low level
* driver may completely detach itself from the scsi device and vice
* versa. The low level driver is responsible for freeing any memory
- * it allocated in the slave_alloc or slave_configure calls.
+ * it allocated in the slave_alloc or slave_configure calls.
*
* Status: OPTIONAL
*/
@@ -466,7 +466,7 @@ struct scsi_host_template {
/*
* Default value for the blocking. If the queue is empty,
* host_blocked counts down in the request_fn until it restarts
- * host operations as zero is reached.
+ * host operations as zero is reached.
*
* FIXME: This should probably be a value in the template
*/
@@ -540,7 +540,7 @@ struct Scsi_Host {
*/
struct list_head __devices;
struct list_head __targets;
-
+
struct list_head starved_list;
spinlock_t default_lock;
@@ -565,7 +565,7 @@ struct Scsi_Host {
unsigned int host_failed; /* commands that failed.
protected by host_lock */
unsigned int host_eh_scheduled; /* EH scheduled without command */
-
+
unsigned int host_no; /* Used for IOCTL_GET_IDLUN, /proc/scsi et al. */
/* next two fields are used to bound the time spent in error handling */
@@ -627,7 +627,7 @@ struct Scsi_Host {
* time being.
*/
unsigned host_self_blocked:1;
-
+
/*
* Host uses correct SCSI ordering not PC ordering. The bit is
* set for the minority of drivers whose authors actually read
@@ -682,7 +682,6 @@ struct Scsi_Host {
unsigned char n_io_port;
unsigned char dma_channel;
unsigned int irq;
-
enum scsi_host_state shost_state;
diff --git a/include/scsi/scsi_ioctl.h b/include/scsi/scsi_ioctl.h
index beac64e38b87..c3ab331c809b 100644
--- a/include/scsi/scsi_ioctl.h
+++ b/include/scsi/scsi_ioctl.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_IOCTL_H
-#define _SCSI_IOCTL_H
+#define _SCSI_IOCTL_H
#define SCSI_IOCTL_SEND_COMMAND 1
#define SCSI_IOCTL_TEST_UNIT_READY 2
diff --git a/include/scsi/scsi_transport.h b/include/scsi/scsi_transport.h
index a0458bda3148..1a7b92f8b423 100644
--- a/include/scsi/scsi_transport.h
+++ b/include/scsi/scsi_transport.h
@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-/*
+/*
* Transport specific attributes.
*
* Copyright (c) 2003 Silicon Graphics, Inc. All rights reserved.
diff --git a/include/scsi/scsi_transport_spi.h b/include/scsi/scsi_transport_spi.h
index 78324502b1c9..d967bc6f1836 100644
--- a/include/scsi/scsi_transport_spi.h
+++ b/include/scsi/scsi_transport_spi.h
@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
+/*
* Parallel SCSI (SPI) transport specific attributes exported to sysfs.
*
* Copyright (c) 2003 Silicon Graphics, Inc. All rights reserved.
diff --git a/include/scsi/scsicam.h b/include/scsi/scsicam.h
index 08edd603e521..3a37512c06ec 100644
--- a/include/scsi/scsicam.h
+++ b/include/scsi/scsicam.h
@@ -3,7 +3,7 @@
* scsicam.h - SCSI CAM support functions, use for HDIO_GETGEO, etc.
*
* Copyright 1993, 1994 Drew Eckhardt
- * Visionary Computing
+ * Visionary Computing
* (Unix and Linux consulting and custom programming)
* drew@Colorado.EDU
* +1 (303) 786-7975
diff --git a/include/scsi/sg.h b/include/scsi/sg.h
index 068e35d36557..e16160b5b407 100644
--- a/include/scsi/sg.h
+++ b/include/scsi/sg.h
@@ -244,7 +244,7 @@ typedef struct sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
#define SG_GET_KEEP_ORPHAN 0x2288
/* yields scsi midlevel's access_count for this SCSI device */
-#define SG_GET_ACCESS_COUNT 0x2289
+#define SG_GET_ACCESS_COUNT 0x2289
#define SG_SCATTER_SZ (8 * 4096)
--
2.32.0
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH v2 3/3] scsi: ufs: ufshcd: constify pointed data
2022-05-06 10:31 [PATCH v2 0/3] scsi: ufs: minor cleanups Krzysztof Kozlowski
2022-05-06 10:31 ` [PATCH v2 1/3] scsi: core: fix white-spaces Krzysztof Kozlowski
2022-05-06 10:31 ` [PATCH v2 2/3] scsi: ufs: ufshcd-pltfrm: constify pointed data Krzysztof Kozlowski
@ 2022-05-06 10:31 ` Krzysztof Kozlowski
2 siblings, 0 replies; 4+ messages in thread
From: Krzysztof Kozlowski @ 2022-05-06 10:31 UTC (permalink / raw)
To: James E.J. Bottomley, Martin K. Petersen, Alim Akhtar,
Avri Altman, Doug Gilbert, linux-scsi, linux-kernel
Cc: Krzysztof Kozlowski
Constify arrays and pointers to data which is not modified for code
safety.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
drivers/scsi/ufs/ufshcd-priv.h | 6 ++---
drivers/scsi/ufs/ufshcd.c | 42 ++++++++++++++++++----------------
drivers/scsi/ufs/ufshcd.h | 6 ++---
3 files changed, 28 insertions(+), 26 deletions(-)
diff --git a/drivers/scsi/ufs/ufshcd-priv.h b/drivers/scsi/ufs/ufshcd-priv.h
index 38bc77d3dbbd..3fa4163516fb 100644
--- a/drivers/scsi/ufs/ufshcd-priv.h
+++ b/drivers/scsi/ufs/ufshcd-priv.h
@@ -215,7 +215,7 @@ static inline void ufshcd_vops_config_scaling_param(struct ufs_hba *hba,
hba->vops->config_scaling_param(hba, p, data);
}
-extern struct ufs_pm_lvl_states ufs_pm_lvl_states[];
+extern const struct ufs_pm_lvl_states ufs_pm_lvl_states[];
/**
* ufshcd_scsi_to_upiu_lun - maps scsi LUN to UPIU LUN
@@ -234,8 +234,8 @@ static inline u8 ufshcd_scsi_to_upiu_lun(unsigned int scsi_lun)
int __ufshcd_write_ee_control(struct ufs_hba *hba, u32 ee_ctrl_mask);
int ufshcd_write_ee_control(struct ufs_hba *hba);
-int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask, u16 *other_mask,
- u16 set, u16 clr);
+int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask,
+ const u16 *other_mask, u16 set, u16 clr);
static inline int ufshcd_update_ee_drv_mask(struct ufs_hba *hba,
u16 set, u16 clr)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 2b4390a1106e..ea43aa2d26e1 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -175,7 +175,7 @@ enum {
#define ufshcd_clear_eh_in_progress(h) \
((h)->eh_flags &= ~UFSHCD_EH_IN_PROGRESS)
-struct ufs_pm_lvl_states ufs_pm_lvl_states[] = {
+const struct ufs_pm_lvl_states ufs_pm_lvl_states[] = {
[UFS_PM_LVL_0] = {UFS_ACTIVE_PWR_MODE, UIC_LINK_ACTIVE_STATE},
[UFS_PM_LVL_1] = {UFS_ACTIVE_PWR_MODE, UIC_LINK_HIBERN8_STATE},
[UFS_PM_LVL_2] = {UFS_SLEEP_PWR_MODE, UIC_LINK_ACTIVE_STATE},
@@ -363,7 +363,7 @@ static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,
}
static void ufshcd_add_uic_command_trace(struct ufs_hba *hba,
- struct uic_command *ucmd,
+ const struct uic_command *ucmd,
enum ufs_trace_str_t str_t)
{
u32 cmd;
@@ -443,11 +443,11 @@ static void ufshcd_print_clk_freqs(struct ufs_hba *hba)
}
static void ufshcd_print_evt(struct ufs_hba *hba, u32 id,
- char *err_name)
+ const char *err_name)
{
int i;
bool found = false;
- struct ufs_event_hist *e;
+ const struct ufs_event_hist *e;
if (id >= UFS_EVT_CNT)
return;
@@ -497,7 +497,7 @@ static void ufshcd_print_evt_hist(struct ufs_hba *hba)
static
void ufshcd_print_trs(struct ufs_hba *hba, unsigned long bitmap, bool pr_prdt)
{
- struct ufshcd_lrb *lrbp;
+ const struct ufshcd_lrb *lrbp;
int prdt_length;
int tag;
@@ -553,7 +553,7 @@ static void ufshcd_print_tmrs(struct ufs_hba *hba, unsigned long bitmap)
static void ufshcd_print_host_state(struct ufs_hba *hba)
{
- struct scsi_device *sdev_ufs = hba->ufs_device_wlun;
+ const struct scsi_device *sdev_ufs = hba->ufs_device_wlun;
dev_err(hba->dev, "UFS Host state=%d\n", hba->ufshcd_state);
dev_err(hba->dev, "outstanding reqs=0x%lx tasks=0x%lx\n",
@@ -1098,7 +1098,7 @@ static bool ufshcd_is_devfreq_scaling_required(struct ufs_hba *hba,
*/
static u32 ufshcd_pending_cmds(struct ufs_hba *hba)
{
- struct scsi_device *sdev;
+ const struct scsi_device *sdev;
u32 pending = 0;
lockdep_assert_held(hba->host->host_lock);
@@ -2069,14 +2069,15 @@ static inline int ufshcd_monitor_opcode2dir(u8 opcode)
static inline bool ufshcd_should_inform_monitor(struct ufs_hba *hba,
struct ufshcd_lrb *lrbp)
{
- struct ufs_hba_monitor *m = &hba->monitor;
+ const struct ufs_hba_monitor *m = &hba->monitor;
return (m->enabled && lrbp && lrbp->cmd &&
(!m->chunk_size || m->chunk_size == lrbp->cmd->sdb.length) &&
ktime_before(hba->monitor.enabled_ts, lrbp->issue_time_stamp));
}
-static void ufshcd_start_monitor(struct ufs_hba *hba, struct ufshcd_lrb *lrbp)
+static void ufshcd_start_monitor(struct ufs_hba *hba,
+ const struct ufshcd_lrb *lrbp)
{
int dir = ufshcd_monitor_opcode2dir(*lrbp->cmd->cmnd);
unsigned long flags;
@@ -2087,14 +2088,14 @@ static void ufshcd_start_monitor(struct ufs_hba *hba, struct ufshcd_lrb *lrbp)
spin_unlock_irqrestore(hba->host->host_lock, flags);
}
-static void ufshcd_update_monitor(struct ufs_hba *hba, struct ufshcd_lrb *lrbp)
+static void ufshcd_update_monitor(struct ufs_hba *hba, const struct ufshcd_lrb *lrbp)
{
int dir = ufshcd_monitor_opcode2dir(*lrbp->cmd->cmnd);
unsigned long flags;
spin_lock_irqsave(hba->host->host_lock, flags);
if (dir >= 0 && hba->monitor.nr_queued[dir] > 0) {
- struct request *req = scsi_cmd_to_rq(lrbp->cmd);
+ const struct request *req = scsi_cmd_to_rq(lrbp->cmd);
struct ufs_hba_monitor *m = &hba->monitor;
ktime_t now, inc, lat;
@@ -4902,7 +4903,7 @@ static int ufshcd_get_lu_wp(struct ufs_hba *hba,
*
*/
static inline void ufshcd_get_lu_power_on_wp_status(struct ufs_hba *hba,
- struct scsi_device *sdev)
+ const struct scsi_device *sdev)
{
if (hba->dev_info.f_power_on_wp_en &&
!hba->dev_info.is_lu_power_on_wp) {
@@ -5421,8 +5422,8 @@ int ufshcd_write_ee_control(struct ufs_hba *hba)
return err;
}
-int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask, u16 *other_mask,
- u16 set, u16 clr)
+int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask,
+ const u16 *other_mask, u16 set, u16 clr)
{
u16 new_mask, ee_ctrl_mask;
int err = 0;
@@ -7349,7 +7350,8 @@ static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd)
*
* Returns calculated max ICC level for specific regulator
*/
-static u32 ufshcd_get_max_icc_level(int sup_curr_uA, u32 start_scan, char *buff)
+static u32 ufshcd_get_max_icc_level(int sup_curr_uA, u32 start_scan,
+ const char *buff)
{
int i;
int curr_uA;
@@ -7396,7 +7398,7 @@ static u32 ufshcd_get_max_icc_level(int sup_curr_uA, u32 start_scan, char *buff)
* Returns calculated ICC level
*/
static u32 ufshcd_find_max_sup_active_icc_level(struct ufs_hba *hba,
- u8 *desc_buf, int len)
+ const u8 *desc_buf, int len)
{
u32 icc_level = 0;
@@ -7546,7 +7548,7 @@ static int ufshcd_scsi_add_wlus(struct ufs_hba *hba)
return ret;
}
-static void ufshcd_wb_probe(struct ufs_hba *hba, u8 *desc_buf)
+static void ufshcd_wb_probe(struct ufs_hba *hba, const u8 *desc_buf)
{
struct ufs_dev_info *dev_info = &hba->dev_info;
u8 lun;
@@ -7617,7 +7619,7 @@ static void ufshcd_wb_probe(struct ufs_hba *hba, u8 *desc_buf)
hba->caps &= ~UFSHCD_CAP_WB_EN;
}
-static void ufshcd_temp_notif_probe(struct ufs_hba *hba, u8 *desc_buf)
+static void ufshcd_temp_notif_probe(struct ufs_hba *hba, const u8 *desc_buf)
{
struct ufs_dev_info *dev_info = &hba->dev_info;
u32 ext_ufs_feature;
@@ -7851,7 +7853,7 @@ static int ufshcd_quirk_tune_host_pa_tactivate(struct ufs_hba *hba)
u32 granularity, peer_granularity;
u32 pa_tactivate, peer_pa_tactivate;
u32 pa_tactivate_us, peer_pa_tactivate_us;
- u8 gran_to_us_table[] = {1, 4, 8, 16, 32, 100};
+ const u8 gran_to_us_table[] = {1, 4, 8, 16, 32, 100};
ret = ufshcd_dme_get(hba, UIC_ARG_MIB(PA_GRANULARITY),
&granularity);
@@ -7968,7 +7970,7 @@ struct ufs_ref_clk {
enum ufs_ref_clk_freq val;
};
-static struct ufs_ref_clk ufs_ref_clk_freqs[] = {
+static const struct ufs_ref_clk ufs_ref_clk_freqs[] = {
{19200000, REF_CLK_FREQ_19_2_MHZ},
{26000000, REF_CLK_FREQ_26_MHZ},
{38400000, REF_CLK_FREQ_38_4_MHZ},
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 2b0f3441b813..0b8d0192f069 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -1217,14 +1217,14 @@ static inline int ufshcd_vops_phy_initialization(struct ufs_hba *hba)
return 0;
}
-extern struct ufs_pm_lvl_states ufs_pm_lvl_states[];
+extern const struct ufs_pm_lvl_states ufs_pm_lvl_states[];
int ufshcd_dump_regs(struct ufs_hba *hba, size_t offset, size_t len,
const char *prefix);
int __ufshcd_write_ee_control(struct ufs_hba *hba, u32 ee_ctrl_mask);
int ufshcd_write_ee_control(struct ufs_hba *hba);
-int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask, u16 *other_mask,
- u16 set, u16 clr);
+int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask,
+ const u16 *other_mask, u16 set, u16 clr);
#endif /* End of Header */
--
2.32.0
^ permalink raw reply related [flat|nested] 4+ messages in thread