Unfortunately the device differs also in the higher speeds mode setup so
we can't merge it into ata_piix even though its a sort of clone.
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_efar.c linux-2.6.21-rc2-mm2/drivers/ata/pata_efar.c
--- linux.vanilla-2.6.21-rc2-mm2/drivers/ata/pata_efar.c 2007-03-06 23:09:46.000000000 +0000
+++ linux-2.6.21-rc2-mm2/drivers/ata/pata_efar.c 2007-03-06 23:35:15.000000000 +0000
@@ -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
@@ -40,16 +40,8 @@
};
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 +59,25 @@
}
/**
+ * 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 +267,7 @@
.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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