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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:07 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:07 +0100
commit9a3c49be5c5f7388eefb712be9a383904140532e (patch)
tree5dc16604e155dcc6c14e65dc3cfce8605f2c8f82
parent9e42237f26cf517a3f682505f03a3a8d89b3b35d (diff)
ide: add ide_no_data_taskfile() helper
* Add ide_no_data_taskfile() helper and convert ide_raw_taskfile() w/ NO DATA protocol users to use it instead. * Set ->data_phase explicitly in ide_no_data_taskfile() (TASKFILE_NO_DATA is defined as 0x0000). * Unexport task_no_data_intr(). Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-acpi.c7
-rw-r--r--drivers/ide/ide-disk.c32
-rw-r--r--drivers/ide/ide-taskfile.c12
-rw-r--r--include/linux/ide.h2
4 files changed, 22 insertions, 31 deletions
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 747c51889f7d..f0a6a3d6d2d3 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -383,9 +383,6 @@ static int taskfile_load_raw(ide_drive_t *drive,
gtf->tfa[3], gtf->tfa[4], gtf->tfa[5], gtf->tfa[6]);
memset(&args, 0, sizeof(ide_task_t));
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.data_phase = TASKFILE_NO_DATA;
- args.handler = &task_no_data_intr;
/* convert gtf to IDE Taskfile */
memcpy(&args.tf_array[7], &gtf->tfa, 7);
@@ -395,9 +392,9 @@ static int taskfile_load_raw(ide_drive_t *drive,
return err;
}
- err = ide_raw_taskfile(drive, &args, NULL);
+ err = ide_no_data_taskfile(drive, &args);
if (err)
- printk(KERN_ERR "%s: ide_raw_taskfile failed: %u\n",
+ printk(KERN_ERR "%s: ide_no_data_taskfile failed: %u\n",
__FUNCTION__, err);
return err;
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 6387222dd200..b534fe97d476 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -303,10 +303,8 @@ static u64 idedisk_read_native_max_address(ide_drive_t *drive, int lba48)
else
tf->command = WIN_READ_NATIVE_MAX;
tf->device = ATA_LBA;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
/* submit command request */
- ide_raw_taskfile(drive, &args, NULL);
+ ide_no_data_taskfile(drive, &args);
/* if OK, compute maximum address value */
if ((tf->status & 0x01) == 0) {
@@ -350,10 +348,8 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48)
tf->command = WIN_SET_MAX;
}
tf->device |= ATA_LBA;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
/* submit command request */
- ide_raw_taskfile(drive, &args, NULL);
+ ide_no_data_taskfile(drive, &args);
/* if OK, compute maximum address value */
if ((tf->status & 0x01) == 0) {
u32 high, low;
@@ -500,9 +496,7 @@ static int smart_enable(ide_drive_t *drive)
tf->lbam = SMART_LCYL_PASS;
tf->lbah = SMART_HCYL_PASS;
tf->command = WIN_SMART;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
- return ide_raw_taskfile(drive, &args, NULL);
+ return ide_no_data_taskfile(drive, &args);
}
static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd)
@@ -695,9 +689,7 @@ static int write_cache(ide_drive_t *drive, int arg)
args.tf.feature = arg ?
SETFEATURES_EN_WCACHE : SETFEATURES_DIS_WCACHE;
args.tf.command = WIN_SETFEATURES;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
- err = ide_raw_taskfile(drive, &args, NULL);
+ err = ide_no_data_taskfile(drive, &args);
if (err == 0)
drive->wcache = arg;
}
@@ -716,9 +708,7 @@ static int do_idedisk_flushcache (ide_drive_t *drive)
args.tf.command = WIN_FLUSH_CACHE_EXT;
else
args.tf.command = WIN_FLUSH_CACHE;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
- return ide_raw_taskfile(drive, &args, NULL);
+ return ide_no_data_taskfile(drive, &args);
}
static int set_acoustic (ide_drive_t *drive, int arg)
@@ -732,9 +722,7 @@ static int set_acoustic (ide_drive_t *drive, int arg)
args.tf.feature = arg ? SETFEATURES_EN_AAM : SETFEATURES_DIS_AAM;
args.tf.nsect = arg;
args.tf.command = WIN_SETFEATURES;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
- ide_raw_taskfile(drive, &args, NULL);
+ ide_no_data_taskfile(drive, &args);
drive->acoustic = arg;
return 0;
}
@@ -996,15 +984,13 @@ static int idedisk_open(struct inode *inode, struct file *filp)
ide_task_t args;
memset(&args, 0, sizeof(ide_task_t));
args.tf.command = WIN_DOORLOCK;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
check_disk_change(inode->i_bdev);
/*
* Ignore the return code from door_lock,
* since the open() has already succeeded,
* and the door_lock is irrelevant at this point.
*/
- if (drive->doorlocking && ide_raw_taskfile(drive, &args, NULL))
+ if (drive->doorlocking && ide_no_data_taskfile(drive, &args))
drive->doorlocking = 0;
}
return 0;
@@ -1023,9 +1009,7 @@ static int idedisk_release(struct inode *inode, struct file *filp)
ide_task_t args;
memset(&args, 0, sizeof(ide_task_t));
args.tf.command = WIN_DOORUNLOCK;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
- if (drive->doorlocking && ide_raw_taskfile(drive, &args, NULL))
+ if (drive->doorlocking && ide_no_data_taskfile(drive, &args))
drive->doorlocking = 0;
}
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index a79150e6be07..7cb674f81315 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -229,8 +229,6 @@ ide_startstop_t task_no_data_intr (ide_drive_t *drive)
return ide_stopped;
}
-EXPORT_SYMBOL(task_no_data_intr);
-
static u8 wait_drive_not_busy(ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
@@ -524,6 +522,16 @@ int ide_raw_taskfile (ide_drive_t *drive, ide_task_t *args, u8 *buf)
EXPORT_SYMBOL(ide_raw_taskfile);
+int ide_no_data_taskfile(ide_drive_t *drive, ide_task_t *task)
+{
+ task->command_type = IDE_DRIVE_TASK_NO_DATA;
+ task->data_phase = TASKFILE_NO_DATA;
+ task->handler = task_no_data_intr;
+
+ return ide_raw_taskfile(drive, task, NULL);
+}
+EXPORT_SYMBOL_GPL(ide_no_data_taskfile);
+
#ifdef CONFIG_IDE_TASK_IOCTL
int ide_taskfile_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg)
{
diff --git a/include/linux/ide.h b/include/linux/ide.h
index e25fd0b1dd79..11bfbc40c50a 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1140,6 +1140,8 @@ extern ide_startstop_t pre_task_out_intr(ide_drive_t *, struct request *);
extern int ide_raw_taskfile(ide_drive_t *, ide_task_t *, u8 *);
+int ide_no_data_taskfile(ide_drive_t *, ide_task_t *);
+
int ide_taskfile_ioctl(ide_drive_t *, unsigned int, unsigned long);
int ide_cmd_ioctl(ide_drive_t *, unsigned int, unsigned long);
int ide_task_ioctl(ide_drive_t *, unsigned int, unsigned long);