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authorJeff Garzik <jeff@garzik.org>2007-02-24 21:05:01 -0500
committerJeff Garzik <jeff@garzik.org>2007-02-24 21:05:01 -0500
commitfc16c25ff431d0c5b12693108f0ec3809ef1e804 (patch)
tree52258926569a84738effdeb5dedd1852cb72f25b /drivers/ata/libata-acpi.c
parentea34e45a4670c4fa0da3442fc74789fd66c1201b (diff)
downloadop-kernel-dev-fc16c25ff431d0c5b12693108f0ec3809ef1e804.zip
op-kernel-dev-fc16c25ff431d0c5b12693108f0ec3809ef1e804.tar.gz
[libata] ACPI: remove needless ->qc_issue hook existence test
All drivers must implement this hook, otherwise ATA commands would go nowhere (and a lot of other oopsen would appear as well). Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-acpi.c')
-rw-r--r--drivers/ata/libata-acpi.c51
1 files changed, 22 insertions, 29 deletions
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 1bdf7a2..d14a48e 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -455,6 +455,9 @@ static void taskfile_load_raw(struct ata_port *ap,
struct ata_device *atadev,
const struct taskfile_array *gtf)
{
+ struct ata_taskfile tf;
+ unsigned int err;
+
if (ata_msg_probe(ap))
ata_dev_printk(atadev, KERN_DEBUG, "%s: (0x1f1-1f7): hex: "
"%02x %02x %02x %02x %02x %02x %02x\n",
@@ -467,35 +470,25 @@ static void taskfile_load_raw(struct ata_port *ap,
&& (gtf->tfa[6] == 0))
return;
- if (ap->ops->qc_issue) {
- struct ata_taskfile tf;
- unsigned int err;
-
- ata_tf_init(atadev, &tf);
-
- /* convert gtf to tf */
- tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; /* TBD */
- tf.protocol = atadev->class == ATA_DEV_ATAPI ?
- ATA_PROT_ATAPI_NODATA : ATA_PROT_NODATA;
- tf.feature = gtf->tfa[0]; /* 0x1f1 */
- tf.nsect = gtf->tfa[1]; /* 0x1f2 */
- tf.lbal = gtf->tfa[2]; /* 0x1f3 */
- tf.lbam = gtf->tfa[3]; /* 0x1f4 */
- tf.lbah = gtf->tfa[4]; /* 0x1f5 */
- tf.device = gtf->tfa[5]; /* 0x1f6 */
- tf.command = gtf->tfa[6]; /* 0x1f7 */
-
- err = ata_exec_internal(atadev, &tf, NULL, DMA_NONE, NULL, 0);
- if (err && ata_msg_probe(ap))
- ata_dev_printk(atadev, KERN_ERR,
- "%s: ata_exec_internal failed: %u\n",
- __FUNCTION__, err);
- } else
- if (ata_msg_warn(ap))
- ata_dev_printk(atadev, KERN_WARNING,
- "%s: SATA driver is missing qc_issue function"
- " entry points\n",
- __FUNCTION__);
+ ata_tf_init(atadev, &tf);
+
+ /* convert gtf to tf */
+ tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; /* TBD */
+ tf.protocol = atadev->class == ATA_DEV_ATAPI ?
+ ATA_PROT_ATAPI_NODATA : ATA_PROT_NODATA;
+ tf.feature = gtf->tfa[0]; /* 0x1f1 */
+ tf.nsect = gtf->tfa[1]; /* 0x1f2 */
+ tf.lbal = gtf->tfa[2]; /* 0x1f3 */
+ tf.lbam = gtf->tfa[3]; /* 0x1f4 */
+ tf.lbah = gtf->tfa[4]; /* 0x1f5 */
+ tf.device = gtf->tfa[5]; /* 0x1f6 */
+ tf.command = gtf->tfa[6]; /* 0x1f7 */
+
+ err = ata_exec_internal(atadev, &tf, NULL, DMA_NONE, NULL, 0);
+ if (err && ata_msg_probe(ap))
+ ata_dev_printk(atadev, KERN_ERR,
+ "%s: ata_exec_internal failed: %u\n",
+ __FUNCTION__, err);
}
/**
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