[PATCH] pata_hpt366: Cable detect methods

From: Alan Cox
Date: Wed Mar 07 2007 - 11:07:00 EST


Signed-off-by: Alan Cox <alan@xxxxxxxxxx>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc2-mm2/drivers/ata/pata_hpt366.c linux-2.6.21-rc2-mm2/drivers/ata/pata_hpt366.c
--- linux.vanilla-2.6.21-rc2-mm2/drivers/ata/pata_hpt366.c 2007-03-06 23:09:46.000000000 +0000
+++ linux-2.6.21-rc2-mm2/drivers/ata/pata_hpt366.c 2007-03-06 23:35:15.000000000 +0000
@@ -27,7 +27,7 @@
#include <linux/libata.h>

#define DRV_NAME "pata_hpt366"
-#define DRV_VERSION "0.6.0"
+#define DRV_VERSION "0.6.1"

struct hpt_clock {
u8 xfer_speed;
@@ -210,24 +209,26 @@
return 0xffffffffU; /* silence compiler warning */
}

+static int hpt36x_cable_detect(struct ata_port *ap)
+{
+ u8 ata66;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+
+ pci_read_config_byte(pdev, 0x5A, &ata66);
+ if (ata66 & (1 << ap->port_no))
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
+}
+
static int hpt36x_pre_reset(struct ata_port *ap)
{
static const struct pci_bits hpt36x_enable_bits[] = {
{ 0x50, 1, 0x04, 0x04 },
{ 0x54, 1, 0x04, 0x04 }
};
-
- u8 ata66;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-
if (!pci_test_config_bits(pdev, &hpt36x_enable_bits[ap->port_no]))
return -ENOENT;
-
- pci_read_config_byte(pdev, 0x5A, &ata66);
- if (ata66 & (1 << ap->port_no))
- ap->cbl = ATA_CBL_PATA40;
- else
- ap->cbl = ATA_CBL_PATA80;
return ata_std_prereset(ap);
}

@@ -354,6 +355,7 @@
.thaw = ata_bmdma_thaw,
.error_handler = hpt36x_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = hpt36x_cable_detect,

.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,
-
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