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-rw-r--r--drivers/ata/sata_dwc_460ex.c103
1 files changed, 54 insertions, 49 deletions
diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c
index fdb0f2879ea7..7bc0c12882b9 100644
--- a/drivers/ata/sata_dwc_460ex.c
+++ b/drivers/ata/sata_dwc_460ex.c
@@ -392,14 +392,15 @@ static const char *get_dma_dir_descript(int dma_dir)
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,
- 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);
- dev_vdbg(host_pvt.dwc_dev, "hob_feature: 0x%02x hob_nsect: 0x%x "
- "hob_lbal: 0x%x hob_lbam: 0x%x hob_lbah: 0x%x\n",
+ dev_vdbg(host_pvt.dwc_dev,
+ "taskfile cmd: 0x%02x protocol: %s flags: 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);
+ dev_vdbg(host_pvt.dwc_dev,
+ "hob_feature: 0x%02x hob_nsect: 0x%x hob_lbal: 0x%x hob_lbam: 0x%x hob_lbah: 0x%x\n",
tf->hob_feature, tf->hob_nsect, tf->hob_lbal, tf->hob_lbam,
tf->hob_lbah);
}
@@ -1003,8 +1004,9 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance)
/* DEV interrupt w/ no active qc? */
if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) {
- dev_err(ap->dev, "%s interrupt with no active qc "
- "qc=%p\n", __func__, qc);
+ dev_err(ap->dev,
+ "%s interrupt with no active qc qc=%p\n",
+ __func__, qc);
ap->ops->sff_check_status(ap);
handled = 1;
goto DONE;
@@ -1034,9 +1036,9 @@ DRVSTILLBUSY:
host_pvt.dma_interrupt_count++;
if (hsdevp->dma_pending[tag] == \
SATA_DWC_DMA_PENDING_NONE) {
- dev_err(ap->dev, "%s: DMA not pending "
- "intpr=0x%08x status=0x%08x pending"
- "=%d\n", __func__, intpr, status,
+ dev_err(ap->dev,
+ "%s: DMA not pending intpr=0x%08x status=0x%08x pending=%d\n",
+ __func__, intpr, status,
hsdevp->dma_pending[tag]);
}
@@ -1068,17 +1070,17 @@ DRVSTILLBUSY:
if (sactive != 0 || (host_pvt.sata_dwc_sactive_issued) > 1 || \
tag_mask > 1) {
- dev_dbg(ap->dev, "%s NCQ:sactive=0x%08x sactive_issued=0x%08x"
- "tag_mask=0x%08x\n", __func__, sactive,
- host_pvt.sata_dwc_sactive_issued, tag_mask);
+ dev_dbg(ap->dev,
+ "%s NCQ:sactive=0x%08x sactive_issued=0x%08x tag_mask=0x%08x\n",
+ __func__, sactive, host_pvt.sata_dwc_sactive_issued,
+ tag_mask);
}
if ((tag_mask | (host_pvt.sata_dwc_sactive_issued)) != \
(host_pvt.sata_dwc_sactive_issued)) {
- dev_warn(ap->dev, "Bad tag mask? sactive=0x%08x "
- "(host_pvt.sata_dwc_sactive_issued)=0x%08x tag_mask"
- "=0x%08x\n", sactive, host_pvt.sata_dwc_sactive_issued,
- tag_mask);
+ dev_warn(ap->dev,
+ "Bad tag mask? sactive=0x%08x (host_pvt.sata_dwc_sactive_issued)=0x%08x tag_mask=0x%08x\n",
+ sactive, host_pvt.sata_dwc_sactive_issued, tag_mask);
}
/* read just to clear ... not bad if currently still busy */
@@ -1142,8 +1144,9 @@ STILLBUSY:
*/
sactive2 = core_scr_read(SCR_ACTIVE);
if (sactive2 != sactive) {
- dev_dbg(ap->dev, "More completed - sactive=0x%x sactive2"
- "=0x%x\n", sactive, sactive2);
+ dev_dbg(ap->dev,
+ "More completed - sactive=0x%x sactive2=0x%x\n",
+ sactive, sactive2);
}
handled = 1;
@@ -1169,11 +1172,10 @@ static void sata_dwc_clear_dmacr(struct sata_dwc_device_port *hsdevp, u8 tag)
* This should not happen, it indicates the driver is out of
* sync. If it does happen, clear dmacr anyway.
*/
- dev_err(host_pvt.dwc_dev, "%s DMA protocol RX and"
- "TX DMA not pending tag=0x%02x pending=%d"
- " dmacr: 0x%08x\n", __func__, tag,
- hsdevp->dma_pending[tag],
- in_le32(&(hsdev->sata_dwc_regs->dmacr)));
+ dev_err(host_pvt.dwc_dev,
+ "%s DMA protocol RX and TX DMA not pending tag=0x%02x pending=%d dmacr: 0x%08x\n",
+ __func__, tag, hsdevp->dma_pending[tag],
+ in_le32(&hsdev->sata_dwc_regs->dmacr));
out_le32(&(hsdev->sata_dwc_regs->dmacr),
SATA_DWC_DMACR_TXRXCH_CLEAR);
}
@@ -1195,8 +1197,9 @@ static void sata_dwc_dma_xfer_complete(struct ata_port *ap, u32 check_status)
#ifdef DEBUG_NCQ
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,
+ 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,
get_dma_dir_descript(qc->dma_dir),
get_prot_descript(qc->tf.protocol),
in_le32(&(hsdev->sata_dwc_regs->dmacr)));
@@ -1205,8 +1208,9 @@ static void sata_dwc_dma_xfer_complete(struct ata_port *ap, u32 check_status)
if (ata_is_dma(qc->tf.protocol)) {
if (hsdevp->dma_pending[tag] == SATA_DWC_DMA_PENDING_NONE) {
- dev_err(ap->dev, "%s DMA protocol RX and TX DMA not "
- "pending dmacr: 0x%08x\n", __func__,
+ dev_err(ap->dev,
+ "%s DMA protocol RX and TX DMA not pending dmacr: 0x%08x\n",
+ __func__,
in_le32(&(hsdev->sata_dwc_regs->dmacr)));
}
@@ -1232,9 +1236,9 @@ static int sata_dwc_qc_complete(struct ata_port *ap, struct ata_queued_cmd *qc,
dev_err(ap->dev, "TX DMA PENDING\n");
else if (hsdevp->dma_pending[tag] == SATA_DWC_DMA_PENDING_RX)
dev_err(ap->dev, "RX DMA PENDING\n");
- dev_dbg(ap->dev, "QC complete cmd=0x%02x status=0x%02x ata%u:"
- " protocol=%d\n", qc->tf.command, status, ap->print_id,
- qc->tf.protocol);
+ dev_dbg(ap->dev,
+ "QC complete cmd=0x%02x status=0x%02x ata%u: protocol=%d\n",
+ qc->tf.command, status, ap->print_id, qc->tf.protocol);
/* clear active bit */
mask = (~(qcmd_tag_to_mask(tag)));
@@ -1458,14 +1462,15 @@ static void sata_dwc_bmdma_start_by_tag(struct ata_queued_cmd *qc, u8 tag)
else
hsdevp->dma_pending[tag] = SATA_DWC_DMA_PENDING_RX;
} else {
- dev_err(ap->dev, "%s: Command not pending cmd_issued=%d "
- "(tag=%d) DMA NOT started\n", __func__,
- hsdevp->cmd_issued[tag], tag);
+ dev_err(ap->dev,
+ "%s: Command not pending cmd_issued=%d (tag=%d) DMA NOT started\n",
+ __func__, hsdevp->cmd_issued[tag], tag);
start_dma = 0;
}
- 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,
+ 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,
get_dma_dir_descript(qc->dma_dir), start_dma);
sata_dwc_tf_dump(&(qc->tf));
@@ -1540,8 +1545,8 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
#ifdef DEBUG_NCQ
if (qc->tag > 0 || ap->link.sactive > 1)
- dev_info(ap->dev, "%s ap id=%d cmd(0x%02x)=%s qc tag=%d "
- "prot=%s ap active_tag=0x%08x ap sactive=0x%08x\n",
+ dev_info(ap->dev,
+ "%s ap id=%d cmd(0x%02x)=%s qc tag=%d 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, get_prot_descript(qc->tf.protocol),
@@ -1557,9 +1562,9 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
sactive |= (0x00000001 << tag);
core_scr_write(SCR_ACTIVE, sactive);
- dev_dbg(qc->ap->dev, "%s: tag=%d ap->link.sactive = 0x%08x "
- "sactive=0x%08x\n", __func__, tag, qc->ap->link.sactive,
- sactive);
+ dev_dbg(qc->ap->dev,
+ "%s: tag=%d ap->link.sactive = 0x%08x sactive=0x%08x\n",
+ __func__, tag, qc->ap->link.sactive, sactive);
ap->ops->sff_tf_load(ap, &qc->tf);
sata_dwc_exec_command_by_tag(ap, &qc->tf, qc->tag,
@@ -1693,8 +1698,8 @@ static int sata_dwc_probe(struct platform_device *ofdev)
/* Ioremap SATA registers */
base = of_iomap(np, 0);
if (!base) {
- dev_err(&ofdev->dev, "ioremap failed for SATA register"
- " address\n");
+ dev_err(&ofdev->dev,
+ "ioremap failed for SATA register address\n");
return -ENODEV;
}
hsdev->reg_base = base;
@@ -1726,8 +1731,8 @@ static int sata_dwc_probe(struct platform_device *ofdev)
/* Get physical SATA DMA register base address */
host_pvt.sata_dma_regs = (void *)of_iomap(np, 1);
if (!(host_pvt.sata_dma_regs)) {
- dev_err(&ofdev->dev, "ioremap failed for AHBDMA register"
- " address\n");
+ dev_err(&ofdev->dev,
+ "ioremap failed for AHBDMA register address\n");
err = -ENODEV;
goto error_iomap;
}
@@ -1809,5 +1814,5 @@ module_platform_driver(sata_dwc_driver);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Mark Miesfeld <mmiesfeld@amcc.com>");
-MODULE_DESCRIPTION("DesignWare Cores SATA controller low lever driver");
+MODULE_DESCRIPTION("DesignWare Cores SATA controller low level driver");
MODULE_VERSION(DRV_VERSION);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.