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authorTejun Heo <htejun@gmail.com>2008-04-07 17:47:21 +0400
committerJeff Garzik <jgarzik@redhat.com>2008-04-17 23:44:24 +0400
commit520d06f92b32d7abe5127d7cc46a819db0f384e6 (patch)
treefd4f9ce7fdfa4296a1e71457906500736ca27fa0 /drivers/ata/sata_sil24.c
parent4c9bf4e799ce06a7378f1196587084802a414c03 (diff)
downloadlinux-520d06f92b32d7abe5127d7cc46a819db0f384e6.tar.xz
libata: remove check_status from non-SFF drivers
Now that all SFF stuff is separated out of core layer, core layer doesn't call ops->[alt_]check_status(). In fact, no one calls them for non-SFF drivers anymore. Kill them. Signed-off-by: Tejun Heo <htejun@gmail.com>
Diffstat (limited to 'drivers/ata/sata_sil24.c')
-rw-r--r--drivers/ata/sata_sil24.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 51a7c06803df..15a4067149b7 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -336,12 +336,10 @@ static struct sil24_cerr_info {
struct sil24_port_priv {
union sil24_cmd_block *cmd_block; /* 32 cmd blocks */
dma_addr_t cmd_block_dma; /* DMA base addr for them */
- struct ata_taskfile tf; /* Cached taskfile registers */
int do_port_rst;
};
static void sil24_dev_config(struct ata_device *dev);
-static u8 sil24_check_status(struct ata_port *ap);
static int sil24_scr_read(struct ata_port *ap, unsigned sc_reg, u32 *val);
static int sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val);
static int sil24_qc_defer(struct ata_queued_cmd *qc);
@@ -401,8 +399,6 @@ static struct scsi_host_template sil24_sht = {
static struct ata_port_operations sil24_ops = {
.inherits = &sata_pmp_port_ops,
- .sff_check_status = sil24_check_status,
- .sff_check_altstatus = sil24_check_status,
.qc_defer = sil24_qc_defer,
.qc_prep = sil24_qc_prep,
.qc_issue = sil24_qc_issue,
@@ -492,12 +488,6 @@ static void sil24_read_tf(struct ata_port *ap, int tag, struct ata_taskfile *tf)
ata_tf_from_fis(fis, tf);
}
-static u8 sil24_check_status(struct ata_port *ap)
-{
- struct sil24_port_priv *pp = ap->private_data;
- return pp->tf.command;
-}
-
static int sil24_scr_map[] = {
[SCR_CONTROL] = 0,
[SCR_STATUS] = 1,
@@ -1074,10 +1064,9 @@ static void sil24_error_intr(struct ata_port *ap)
}
/* record error info */
- if (qc) {
- sil24_read_tf(ap, qc->tag, &pp->tf);
+ if (qc)
qc->err_mask |= err_mask;
- } else
+ else
ehi->err_mask |= err_mask;
ehi->action |= action;
@@ -1210,8 +1199,6 @@ static int sil24_port_start(struct ata_port *ap)
if (!pp)
return -ENOMEM;
- pp->tf.command = ATA_DRDY;
-
cb = dmam_alloc_coherent(dev, cb_size, &cb_dma, GFP_KERNEL);
if (!cb)
return -ENOMEM;