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sata_dwc_460ex: fix misuse of ata_get_cmd_descript() 

The driver erroneously uses ata_get_cmd_descript() not only for printing out
the ATA commands but also the protocol and DMA direction enums. Add functions
for properly printing those out...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Sergei Shtylyov 2011-01-28 22:01:01 +03:00 committed by Jeff Garzik
parent d285e8bfe9
commit 84b47e3b16
1 changed files with 46 additions and 10 deletions
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56
drivers/ata/sata_dwc_460ex.c
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@ -44,7 +44,7 @@
#undef DRV_NAME
#undef DRV_VERSION
#define DRV_NAME "sata-dwc"
#define DRV_VERSION "1.2"
#define DRV_VERSION "1.3"
/* SATA DMA driver Globals */
#define DMA_NUM_CHANS 1
@ -336,11 +336,47 @@ static int dma_dwc_xfer_setup(struct scatterlist *sg, int num_elems,
void __iomem *addr, int dir);
static void dma_dwc_xfer_start(int dma_ch);
static const char *get_prot_descript(u8 protocol)
{
switch ((enum ata_tf_protocols)protocol) {
case ATA_PROT_NODATA:
return "ATA no data";
case ATA_PROT_PIO:
return "ATA PIO";
case ATA_PROT_DMA:
return "ATA DMA";
case ATA_PROT_NCQ:
return "ATA NCQ";
case ATAPI_PROT_NODATA:
return "ATAPI no data";
case ATAPI_PROT_PIO:
return "ATAPI PIO";
case ATAPI_PROT_DMA:
return "ATAPI DMA";
default:
return "unknown";
}
}
static const char *get_dma_dir_descript(int dma_dir)
{
switch ((enum dma_data_direction)dma_dir) {
case DMA_BIDIRECTIONAL:
return "bidirectional";
case DMA_TO_DEVICE:
return "to device";
case DMA_FROM_DEVICE:
return "from device";
default:
return "none";
}
}
static void sata_dwc_tf_dump(struct ata_taskfile *tf)
{
dev_vdbg(host_pvt.dwc_dev, "taskfile cmd: 0x%02x protocol: %s flags:"
"0x%lx device: %x\n", tf->command, ata_get_cmd_descript\
(tf->protocol), tf->flags, tf->device);
"0x%lx device: %x\n", tf->command,
get_prot_descript(tf->protocol), tf->flags, tf->device);
dev_vdbg(host_pvt.dwc_dev, "feature: 0x%02x nsect: 0x%x lbal: 0x%x "
"lbam: 0x%x lbah: 0x%x\n", tf->feature, tf->nsect, tf->lbal,
tf->lbam, tf->lbah);
@ -970,7 +1006,7 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance)
}
dev_dbg(ap->dev, "%s non-NCQ cmd interrupt, protocol: %s\n",
__func__, ata_get_cmd_descript(qc->tf.protocol));
__func__, get_prot_descript(qc->tf.protocol));
DRVSTILLBUSY:
if (ata_is_dma(qc->tf.protocol)) {
/*
@ -1060,7 +1096,7 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance)
/* Process completed command */
dev_dbg(ap->dev, "%s NCQ command, protocol: %s\n", __func__,
ata_get_cmd_descript(qc->tf.protocol));
get_prot_descript(qc->tf.protocol));
if (ata_is_dma(qc->tf.protocol)) {
host_pvt.dma_interrupt_count++;
if (hsdevp->dma_pending[tag] == \
@ -1145,8 +1181,8 @@ static void sata_dwc_dma_xfer_complete(struct ata_port *ap, u32 check_status)
if (tag > 0) {
dev_info(ap->dev, "%s tag=%u cmd=0x%02x dma dir=%s proto=%s "
"dmacr=0x%08x\n", __func__, qc->tag, qc->tf.command,
ata_get_cmd_descript(qc->dma_dir),
ata_get_cmd_descript(qc->tf.protocol),
get_dma_dir_descript(qc->dma_dir),
get_prot_descript(qc->tf.protocol),
in_le32(&(hsdev->sata_dwc_regs->dmacr)));
}
#endif
@ -1416,7 +1452,7 @@ static void sata_dwc_bmdma_start_by_tag(struct ata_queued_cmd *qc, u8 tag)
dev_dbg(ap->dev, "%s qc=%p tag: %x cmd: 0x%02x dma_dir: %s "
"start_dma? %x\n", __func__, qc, tag, qc->tf.command,
ata_get_cmd_descript(qc->dma_dir), start_dma);
get_dma_dir_descript(qc->dma_dir), start_dma);
sata_dwc_tf_dump(&(qc->tf));
if (start_dma) {
@ -1467,7 +1503,7 @@ static void sata_dwc_qc_prep_by_tag(struct ata_queued_cmd *qc, u8 tag)
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
dev_dbg(ap->dev, "%s: port=%d dma dir=%s n_elem=%d\n",
__func__, ap->port_no, ata_get_cmd_descript(qc->dma_dir),
__func__, ap->port_no, get_dma_dir_descript(qc->dma_dir),
qc->n_elem);
dma_chan = dma_dwc_xfer_setup(sg, qc->n_elem, hsdevp->llit[tag],
@ -1494,7 +1530,7 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
"prot=%s ap active_tag=0x%08x ap sactive=0x%08x\n",
__func__, ap->print_id, qc->tf.command,
ata_get_cmd_descript(qc->tf.command),
qc->tag, ata_get_cmd_descript(qc->tf.protocol),
qc->tag, get_prot_descript(qc->tf.protocol),
ap->link.active_tag, ap->link.sactive);
#endif