Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6bfed3fb035b4eff59160c2da5e3fbb69d6b0531
Commit: 6bfed3fb035b4eff59160c2da5e3fbb69d6b0531
Parent: 847086069cdb5eac14f70cd0aea8545d499c80b4
Author: Alan Cox <[EMAIL PROTECTED]>
AuthorDate: Thu Mar 8 19:33:29 2007 +0000
Committer: Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Sat Apr 28 14:15:57 2007 -0400
pata_efar: support ->cable_detect
Signed-off-by: Alan Cox <[EMAIL PROTECTED]>
Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
---
drivers/ata/pata_efar.c | 31 ++++++++++++++++++++++---------
1 files changed, 22 insertions(+), 9 deletions(-)
diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c
index dac7a65..a321685 100644
--- a/drivers/ata/pata_efar.c
+++ b/drivers/ata/pata_efar.c
@@ -22,10 +22,10 @@
#include <linux/ata.h>
#define DRV_NAME "pata_efar"
-#define DRV_VERSION "0.4.3"
+#define DRV_VERSION "0.4.4"
/**
- * efar_pre_reset - check for 40/80 pin
+ * efar_pre_reset - Enable bits
* @ap: Port
*
* Perform cable detection for the EFAR ATA interface. This is
@@ -38,18 +38,11 @@ static int efar_pre_reset(struct ata_port *ap)
{ 0x41U, 1U, 0x80UL, 0x80UL }, /* port 0 */
{ 0x43U, 1U, 0x80UL, 0x80UL }, /* port 1 */
};
-
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- u8 tmp;
if (!pci_test_config_bits(pdev, &efar_enable_bits[ap->port_no]))
return -ENOENT;
- pci_read_config_byte(pdev, 0x47, &tmp);
- if (tmp & (2 >> ap->port_no))
- ap->cbl = ATA_CBL_PATA40;
- else
- ap->cbl = ATA_CBL_PATA80;
return ata_std_prereset(ap);
}
@@ -67,6 +60,25 @@ static void efar_error_handler(struct ata_port *ap)
}
/**
+ * efar_cable_detect - check for 40/80 pin
+ * @ap: Port
+ *
+ * Perform cable detection for the EFAR ATA interface. This is
+ * different to the PIIX arrangement
+ */
+
+static int efar_cable_detect(struct ata_port *ap)
+{
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ u8 tmp;
+
+ pci_read_config_byte(pdev, 0x47, &tmp);
+ if (tmp & (2 >> ap->port_no))
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
+}
+
+/**
* efar_set_piomode - Initialize host controller PATA PIO timings
* @ap: Port whose timings we are configuring
* @adev: um
@@ -256,6 +268,7 @@ static const struct ata_port_operations efar_ops = {
.thaw = ata_bmdma_thaw,
.error_handler = efar_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = efar_cable_detect,
.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,
-
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