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Message-ID: <20070405141132.2f6f25ed@the-village.bc.nu>
Date: Thu, 5 Apr 2007 14:11:32 +0100
From: Alan Cox <alan@...rguk.ukuu.org.uk>
To: akpm@...l.org, linux-kernel@...r.kernel.org
Subject: [PATCH] cable setup: Put the -mm tree back in sync with the cable
changes
I'll generate any patches for Jeff versus his git tree once I get a
moment.
Signed-off-by: Alan Cox <alan@...hat.com>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc5-mm4/drivers/ata/ata_piix.c linux-2.6.21-rc5-mm4/drivers/ata/ata_piix.c
--- linux.vanilla-2.6.21-rc5-mm4/drivers/ata/ata_piix.c 2007-04-03 16:52:15.000000000 +0100
+++ linux-2.6.21-rc5-mm4/drivers/ata/ata_piix.c 2007-04-03 17:13:20.000000000 +0100
@@ -93,7 +93,7 @@
#include <linux/libata.h>
#define DRV_NAME "ata_piix"
-#define DRV_VERSION "2.10ac1"
+#define DRV_VERSION "2.10ac2"
enum {
PIIX_IOCFG = 0x54, /* IDE I/O configuration register */
@@ -155,11 +155,11 @@
static int piix_init_one (struct pci_dev *pdev,
const struct pci_device_id *ent);
static void piix_pata_error_handler(struct ata_port *ap);
-static void ich_pata_error_handler(struct ata_port *ap);
static void piix_sata_error_handler(struct ata_port *ap);
static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev);
static void piix_set_dmamode (struct ata_port *ap, struct ata_device *adev);
static void ich_set_dmamode (struct ata_port *ap, struct ata_device *adev);
+static int ich_pata_cable_detect(struct ata_port *ap);
static unsigned int in_module_init = 1;
@@ -305,6 +305,7 @@
.thaw = ata_bmdma_thaw,
.error_handler = piix_pata_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = ata_cable_40wire,
.irq_handler = ata_interrupt,
.irq_clear = ata_bmdma_irq_clear,
@@ -336,8 +337,9 @@
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
- .error_handler = ich_pata_error_handler,
+ .error_handler = piix_pata_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = ich_pata_cable_detect,
.irq_handler = ata_interrupt,
.irq_clear = ata_bmdma_irq_clear,
@@ -585,7 +587,7 @@
};
/**
- * piix_pata_cbl_detect - Probe host controller cable detect info
+ * ich_pata_cable_detect - Probe host controller cable detect info
* @ap: Port for which cable detect info is desired
*
* Read 80c cable indicator from ATA PCI device's PCI config
@@ -595,23 +597,18 @@
* None (inherited from caller).
*/
-static void ich_pata_cbl_detect(struct ata_port *ap)
+static int ich_pata_cable_detect(struct ata_port *ap)
{
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
const struct ich_laptop *lap = &ich_laptop[0];
u8 tmp, mask;
- /* no 80c support in host controller? */
- if ((ap->udma_mask & ~ATA_UDMA_MASK_40C) == 0)
- goto cbl40;
-
/* Check for specials - Acer Aspire 5602WLMi */
while (lap->device) {
if (lap->device == pdev->device &&
lap->subvendor == pdev->subsystem_vendor &&
lap->subdevice == pdev->subsystem_device) {
- ap->cbl = ATA_CBL_PATA40_SHORT;
- return;
+ return ATA_CBL_PATA40_SHORT;
}
lap++;
}
@@ -620,20 +617,14 @@
mask = ap->port_no == 0 ? PIIX_80C_PRI : PIIX_80C_SEC;
pci_read_config_byte(pdev, PIIX_IOCFG, &tmp);
if ((tmp & mask) == 0)
- goto cbl40;
-
- ap->cbl = ATA_CBL_PATA80;
- return;
-
-cbl40:
- ap->cbl = ATA_CBL_PATA40;
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
}
/**
* piix_pata_prereset - prereset for PATA host controller
* @ap: Target port
*
- *
* LOCKING:
* None (inherited from caller).
*/
@@ -643,8 +634,6 @@
if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no]))
return -ENOENT;
-
- ap->cbl = ATA_CBL_PATA40;
return ata_std_prereset(ap);
}
@@ -655,30 +644,6 @@
}
-/**
- * ich_pata_prereset - prereset for PATA host controller
- * @ap: Target port
- *
- *
- * LOCKING:
- * None (inherited from caller).
- */
-static int ich_pata_prereset(struct ata_port *ap)
-{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-
- if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no]))
- return -ENOENT;
- ich_pata_cbl_detect(ap);
- return ata_std_prereset(ap);
-}
-
-static void ich_pata_error_handler(struct ata_port *ap)
-{
- ata_bmdma_drive_eh(ap, ich_pata_prereset, ata_std_softreset, NULL,
- ata_std_postreset);
-}
-
static void piix_sata_error_handler(struct ata_port *ap)
{
ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, NULL,
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_acpi.c linux-2.6.21-rc5-mm4/drivers/ata/pata_acpi.c
--- linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_acpi.c 2007-04-03 16:56:32.000000000 +0100
+++ linux-2.6.21-rc5-mm4/drivers/ata/pata_acpi.c 2007-04-03 17:12:52.000000000 +0100
@@ -40,7 +40,6 @@
/**
* pacpi_pre_reset - check for 40/80 pin
* @ap: Port
- * @deadline: deadline jiffies for the operation
*
* Perform the PATA port setup we need.
*/
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_amd.c linux-2.6.21-rc5-mm4/drivers/ata/pata_amd.c
--- linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_amd.c 2007-04-03 16:56:32.000000000 +0100
+++ linux-2.6.21-rc5-mm4/drivers/ata/pata_amd.c 2007-04-03 17:13:31.000000000 +0100
@@ -222,7 +222,6 @@
/**
* nv_probe_init - cable detection
* @ap: ATA port
- * @deadline: deadline jiffies for the operation
*
* Perform cable detection. The BIOS stores this in PCI config
* space for us.
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_cs5535.c linux-2.6.21-rc5-mm4/drivers/ata/pata_cs5535.c
--- linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_cs5535.c 2007-04-03 16:52:15.000000000 +0100
+++ linux-2.6.21-rc5-mm4/drivers/ata/pata_cs5535.c 2007-04-03 22:49:33.000000000 +0100
@@ -70,36 +70,23 @@
#define CS5535_BAD_PIO(timings) ( (timings&~0x80000000UL)==0x00009172 )
/**
- * cs5535_pre_reset - detect cable type
+ * cs5535_cable_detect - detect cable type
* @ap: Port to detect on
*
* Perform cable detection for ATA66 capable cable. Return a libata
* cable type.
*/
-static int cs5535_pre_reset(struct ata_port *ap)
+static int cs5535_cable_detect(struct ata_port *ap)
{
u8 cable;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
pci_read_config_byte(pdev, CS5535_CABLE_DETECT, &cable);
if (cable & 1)
- ap->cbl = ATA_CBL_PATA80;
+ return ATA_CBL_PATA80;
else
- ap->cbl = ATA_CBL_PATA40;
- return ata_std_prereset(ap);
-}
-
-/**
- * cs5535_error_handler - reset/probe
- * @ap: Port to reset
- *
- * Reset and configure a port
- */
-
-static void cs5535_error_handler(struct ata_port *ap)
-{
- ata_bmdma_drive_eh(ap, cs5535_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+ return ATA_CBL_PATA40;
}
/**
@@ -205,8 +192,9 @@
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
- .error_handler = cs5535_error_handler,
+ .error_handler = ata_bmdma_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = cs5535_cable_detect,
.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_hpt3x2n.c linux-2.6.21-rc5-mm4/drivers/ata/pata_hpt3x2n.c
--- linux.vanilla-2.6.21-rc5-mm4/drivers/ata/pata_hpt3x2n.c 2007-04-03 16:56:32.000000000 +0100
+++ linux-2.6.21-rc5-mm4/drivers/ata/pata_hpt3x2n.c 2007-04-03 17:13:46.000000000 +0100
@@ -142,7 +142,6 @@
/**
* hpt3x2n_pre_reset - reset the hpt3x2n bus
* @ap: ATA port to reset
- * @deadline: deadline jiffies for the operation
*
* Perform the initial reset handling for the 3x2n series controllers.
* Reset the hardware and state machine,
-
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