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path: root/drivers/ata/ata_piix.c
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Diffstat (limited to 'drivers/ata/ata_piix.c')
-rw-r--r--drivers/ata/ata_piix.c80
1 files changed, 18 insertions, 62 deletions
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index b952c584338f..9c07b88631be 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -93,7 +93,7 @@
#include <linux/libata.h>
#define DRV_NAME "ata_piix"
-#define DRV_VERSION "2.10ac1"
+#define DRV_VERSION "2.11"
enum {
PIIX_IOCFG = 0x54, /* IDE I/O configuration register */
@@ -155,11 +155,10 @@ struct piix_host_priv {
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;
@@ -275,10 +274,6 @@ static struct scsi_host_template piix_sht = {
.slave_configure = ata_scsi_slave_config,
.slave_destroy = ata_scsi_slave_destroy,
.bios_param = ata_std_bios_param,
-#ifdef CONFIG_PM
- .resume = ata_scsi_device_resume,
- .suspend = ata_scsi_device_suspend,
-#endif
};
static const struct ata_port_operations piix_pata_ops = {
@@ -305,6 +300,7 @@ static const struct ata_port_operations piix_pata_ops = {
.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 +332,9 @@ static const struct ata_port_operations ich_pata_ops = {
.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,
@@ -366,7 +363,7 @@ static const struct ata_port_operations piix_sata_ops = {
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
- .error_handler = piix_sata_error_handler,
+ .error_handler = ata_bmdma_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
.irq_handler = ata_interrupt,
@@ -580,12 +577,14 @@ static const struct ich_laptop ich_laptop[] = {
/* devid, subvendor, subdev */
{ 0x27DF, 0x0005, 0x0280 }, /* ICH7 on Acer 5602WLMi */
{ 0x27DF, 0x1025, 0x0110 }, /* ICH7 on Acer 3682WLMi */
+ { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */
+ { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on ACER Aspire 2023WLMi */
/* end marker */
{ 0, }
};
/**
- * 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 +594,18 @@ static const struct ich_laptop ich_laptop[] = {
* 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++;
}
@@ -620,32 +614,25 @@ static void ich_pata_cbl_detect(struct ata_port *ap)
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
- *
+ * @deadline: deadline jiffies for the operation
*
* LOCKING:
* None (inherited from caller).
*/
-static int piix_pata_prereset(struct ata_port *ap)
+static int piix_pata_prereset(struct ata_port *ap, unsigned long deadline)
{
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no]))
return -ENOENT;
-
- ap->cbl = ATA_CBL_PATA40;
- return ata_std_prereset(ap);
+ return ata_std_prereset(ap, deadline);
}
static void piix_pata_error_handler(struct ata_port *ap)
@@ -654,37 +641,6 @@ static void piix_pata_error_handler(struct ata_port *ap)
ata_std_postreset);
}
-
-/**
- * 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,
- ata_std_postreset);
-}
-
/**
* piix_set_piomode - Initialize host controller PATA PIO timings
* @ap: Port whose timings we are configuring
@@ -1068,7 +1024,7 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
static int printed_version;
struct device *dev = &pdev->dev;
struct ata_port_info port_info[2];
- struct ata_port_info *ppinfo[2] = { &port_info[0], &port_info[1] };
+ const struct ata_port_info *ppi[] = { &port_info[0], &port_info[1] };
struct piix_host_priv *hpriv;
unsigned long port_flags;
@@ -1127,7 +1083,7 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
port_info[1].mwdma_mask = 0;
port_info[1].udma_mask = 0;
}
- return ata_pci_init_one(pdev, ppinfo, 2);
+ return ata_pci_init_one(pdev, ppi);
}
static int __init piix_init(void)
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-30 22:08:58 +0000