* make ata_scsiop_*() static
* make ata_scsi_set_sense() static and move it above its users
* make ata_scsi_rbuf_fill() static
* kill unused ata_scsi_badcmd()
Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
drivers/ata/libata-scsi.c | 89 ++++++++++------------------------------------
drivers/ata/libata.h | 28 --------------
2 files changed, 21 insertions(+), 96 deletions(-)
Index: work/drivers/ata/libata-scsi.c
===================================================================
--- work.orig/drivers/ata/libata-scsi.c
+++ work/drivers/ata/libata-scsi.c
@@ -179,6 +179,13 @@ DEVICE_ATTR(link_power_management_policy
ata_scsi_lpm_show, ata_scsi_lpm_put);
EXPORT_SYMBOL_GPL(dev_attr_link_power_management_policy);
+static void ata_scsi_set_sense(struct scsi_cmnd *cmd, u8 sk, u8 asc, u8 ascq)
+{
+ cmd->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;
+
+ scsi_build_sense_buffer(0, cmd->sense_buffer, sk, asc, ascq);
+}
+
static void ata_scsi_invalid_field(struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *))
{
@@ -1696,10 +1703,9 @@ static inline void ata_scsi_rbuf_put(str
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
- unsigned int (*actor) (struct ata_scsi_args *args,
- u8 *rbuf, unsigned int buflen))
+static void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
+ unsigned int (*actor)(struct ata_scsi_args *args,
+ u8 *rbuf, unsigned int buflen))
{
u8 *rbuf;
unsigned int buflen, rc;
@@ -1748,9 +1754,8 @@ void ata_scsi_rbuf_fill(struct ata_scsi_
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
+ unsigned int buflen)
{
u8 hdr[] = {
TYPE_DISK,
@@ -1804,9 +1809,8 @@ unsigned int ata_scsiop_inq_std(struct a
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+static unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
+ unsigned int buflen)
{
const u8 pages[] = {
0x00, /* page 0x00, this page */
@@ -1832,9 +1836,8 @@ unsigned int ata_scsiop_inq_00(struct at
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+static unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
+ unsigned int buflen)
{
const u8 hdr[] = {
0,
@@ -1865,9 +1868,8 @@ unsigned int ata_scsiop_inq_80(struct at
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+static unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
+ unsigned int buflen)
{
int num;
const int sat_model_serial_desc_len = 68;
@@ -1915,9 +1917,8 @@ unsigned int ata_scsiop_inq_83(struct at
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
static unsigned int ata_scsiop_inq_89(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+ unsigned int buflen)
{
u8 pbuf[60];
struct ata_taskfile tf;
@@ -1972,9 +1973,8 @@ static unsigned int ata_scsiop_inq_89(st
* LOCKING:
* spin_lock_irqsave(host lock)
*/
-
-unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen)
+static unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
+ unsigned int buflen)
{
VPRINTK("ENTER\n");
return 0;
@@ -2312,53 +2312,6 @@ unsigned int ata_scsiop_report_luns(stru
return 0;
}
-/**
- * ata_scsi_set_sense - Set SCSI sense data and status
- * @cmd: SCSI request to be handled
- * @sk: SCSI-defined sense key
- * @asc: SCSI-defined additional sense code
- * @ascq: SCSI-defined additional sense code qualifier
- *
- * Helper function that builds a valid fixed format, current
- * response code and the given sense key (sk), additional sense
- * code (asc) and additional sense code qualifier (ascq) with
- * a SCSI command status of %SAM_STAT_CHECK_CONDITION and
- * DRIVER_SENSE set in the upper bits of scsi_cmnd::result .
- *
- * LOCKING:
- * Not required
- */
-
-void ata_scsi_set_sense(struct scsi_cmnd *cmd, u8 sk, u8 asc, u8 ascq)
-{
- cmd->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;
-
- scsi_build_sense_buffer(0, cmd->sense_buffer, sk, asc, ascq);
-}
-
-/**
- * ata_scsi_badcmd - End a SCSI request with an error
- * @cmd: SCSI request to be handled
- * @done: SCSI command completion function
- * @asc: SCSI-defined additional sense code
- * @ascq: SCSI-defined additional sense code qualifier
- *
- * Helper function that completes a SCSI command with
- * %SAM_STAT_CHECK_CONDITION, with a sense key %ILLEGAL_REQUEST
- * and the specified additional sense codes.
- *
- * LOCKING:
- * spin_lock_irqsave(host lock)
- */
-
-void ata_scsi_badcmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), u8 asc, u8 ascq)
-{
- DPRINTK("ENTER\n");
- ata_scsi_set_sense(cmd, ILLEGAL_REQUEST, asc, ascq);
-
- done(cmd);
-}
-
static void atapi_sense_complete(struct ata_queued_cmd *qc)
{
if (qc->err_mask && ((qc->err_mask & AC_ERR_DEV) == 0)) {
Index: work/drivers/ata/libata.h
===================================================================
--- work.orig/drivers/ata/libata.h
+++ work/drivers/ata/libata.h
@@ -146,34 +146,6 @@ extern void ata_scsi_scan_host(struct at
extern int ata_scsi_offline_dev(struct ata_device *dev);
extern void ata_scsi_media_change_notify(struct ata_device *dev);
extern void ata_scsi_hotplug(struct work_struct *work);
-extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-
-extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-
-extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
- unsigned int buflen);
-extern void ata_scsi_badcmd(struct scsi_cmnd *cmd,
- void (*done)(struct scsi_cmnd *),
- u8 asc, u8 ascq);
-extern void ata_scsi_set_sense(struct scsi_cmnd *cmd,
- u8 sk, u8 asc, u8 ascq);
-extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
- unsigned int (*actor) (struct ata_scsi_args *args,
- u8 *rbuf, unsigned int buflen));
extern void ata_schedule_scsi_eh(struct Scsi_Host *shost);
extern void ata_scsi_dev_rescan(struct work_struct *work);
extern int ata_bus_probe(struct ata_port *ap);
--
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