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[PATCH] sil24: move error handling out of hot interrupt path 

04_sil24_add-error_intr-function.patch

	Move error handling from sil24_host_intr into separate
        function - sil24_error_intr.

Signed-off-by: Tejun Heo <htejun@gmail.com>

 sata_sil24.c |   55 +++++++++++++++++++++++++++++++------------------------
 1 files changed, 31 insertions(+), 24 deletions(-)
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Tejun Heo 2005-08-17 13:08:57 +09:00 committed by Jeff Garzik
parent 06460aeaa2
commit 8746618d4f
1 changed files with 31 additions and 24 deletions
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23
drivers/scsi/sata_sil24.c
View File

@ -480,18 +480,11 @@ static void sil24_eng_timeout(struct ata_port *ap)
sil24_reset_controller(ap);
}
static inline void sil24_host_intr(struct ata_port *ap)
static void sil24_error_intr(struct ata_port *ap, u32 slot_stat)
{
struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag);
struct sil24_port_priv *pp = ap->private_data;
void *port = pp->port;
u32 slot_stat;
slot_stat = readl(port + PORT_SLOT_STAT);
if (!(slot_stat & HOST_SSTAT_ATTN)) {
if (qc)
ata_qc_complete(qc, 0);
} else {
u32 irq_stat, cmd_err, sstatus, serror;
irq_stat = readl(port + PORT_IRQ_STAT);
@ -515,6 +508,20 @@ static inline void sil24_host_intr(struct ata_port *ap)
sil24_reset_controller(ap);
}
static inline void sil24_host_intr(struct ata_port *ap)
{
struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag);
struct sil24_port_priv *pp = ap->private_data;
void *port = pp->port;
u32 slot_stat;
slot_stat = readl(port + PORT_SLOT_STAT);
if (!(slot_stat & HOST_SSTAT_ATTN)) {
if (qc)
ata_qc_complete(qc, 0);
} else
sil24_error_intr(ap, slot_stat);
}
static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs *regs)