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Subject[git patches] libata updates for 3.8

Please pull 72d5f2da2c3717f1be484d97e35d67dde0efb4c0 from
git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev.git tags/upstream-linus


to receive the following updates:

drivers/ata/ahci_platform.c | 46 ++---
drivers/ata/ata_piix.c | 444 ++++++++++++++++++++---------------------
drivers/ata/libahci.c | 2 +-
drivers/ata/libata-acpi.c | 4 +
drivers/ata/libata-core.c | 31 ++-
drivers/ata/libata-eh.c | 1 +
drivers/ata/libata-scsi.c | 6 +-
drivers/ata/pata_arasan_cf.c | 7 +-
drivers/ata/pata_cmd64x.c | 6 +-
drivers/ata/pata_cs5536.c | 32 ++-
drivers/ata/pata_ep93xx.c | 6 +-
drivers/ata/pata_imx.c | 2 +-
drivers/ata/pata_ixp4xx_cf.c | 11 +-
drivers/ata/pata_mpc52xx.c | 17 +-
drivers/ata/pata_of_platform.c | 8 +-
drivers/ata/pata_palmld.c | 4 +-
drivers/ata/pata_platform.c | 24 +--
drivers/ata/pata_rdc.c | 3 -
drivers/ata/sata_dwc_460ex.c | 1 +
drivers/ata/sata_highbank.c | 14 +-
drivers/ata/sata_inic162x.c | 2 -
drivers/ata/sata_promise.c | 15 +-
drivers/ata/sata_sil24.c | 4 -
drivers/ata/sata_sx4.c | 14 +-
include/linux/ata_platform.h | 2 -
include/linux/libata.h | 5 +
26 files changed, 355 insertions(+), 356 deletions(-)
mode change 100755 => 100644 drivers/ata/sata_dwc_460ex.c

Aaron Lu (2):
libata: restore acpi disable functionality
libata: set dma_mode to 0xff in reset

Bartlomiej Zolnierkiewicz (1):
ata_piix: re-order code and remove prototypes

Brian Norris (16):
ahci_platform: enable hotplug unbinding
ahci_platform: convert to module_platform_driver
ahci_platform: perform platform exit in host_stop() hook
libata: implement ata_platform_remove_one()
ahci_platform: utilize common ata_platform_remove_one()
pata_ixp4xx_cf: utilize common ata_platform_remove_one()
pata_mpc52xx: utilize common ata_platform_remove_one()
pata_of_platform: utilize common ata_platform_remove_one()
pata_platform: utilize common ata_platform_remove_one()
pata_platform: remove unused remove function
pata_palmld: utilize common ata_platform_remove_one()
sata_highbank: utilize common ata_platform_remove_one()
pata_octeon_cf: perform host detach, removal on exit
libata: use pci_get_drvdata() helper
pata_of_platform: fix compile error
ahci_platform: make structs static

Christian Gmeiner (1):
pata_cs5536: add quirk for broken udma

Jeff Garzik (3):
Revert "libata: check SATA_SETTINGS log with HW Feature Ctrl"
Revert "pata_octeon_cf: perform host detach, removal on exit"
sata_dwc_460ex: remove file exec bit (chmod 0755 -> 0644)

Joe Perches (1):
ata: Convert dev_printk(KERN_<LEVEL> to dev_<level>(

Mikael Pettersson (1):
sata_promise: fix hardreset lockdep error

Olaf Hering (1):
ata_piix: reenable MS Virtual PC guests

Sergei Shtylyov (3):
sata_sx4: pdc20621_{ata|host}_sg() do not need 'tf' parameter
sata_highbank: use ATA_BUSY
pata_arasan_cf: declare/use more local variables in arasan_cf_dma_start()

Shane Huang (1):
libata: check SATA_SETTINGS log with HW Feature Ctrl

Wei Yongjun (6):
pata_rdc: remove unused variable in rdc_init_one()
sata_inic162x: remove unused variable in inic_scr_read()
sata_sil24: remove unused variable from sata_sil24.c
ARM: ep93xx: convert ata_<foo>_printk() to ata_<foo>_<level>()
pata_imx: convert ata_dev_printk() to ata_dev_info()
ahci: convert ata_link_printk() to ata_link_warn()

Xiaotian Feng (1):
[libata] fix Null pointer dereference on disk error

diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index b7078af..1cc467b 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -25,6 +25,8 @@
#include <linux/ahci_platform.h>
#include "ahci.h"

+static void ahci_host_stop(struct ata_host *host);
+
enum ahci_type {
AHCI, /* standard platform ahci */
IMX53_AHCI, /* ahci on i.mx53 */
@@ -47,6 +49,15 @@ static struct platform_device_id ahci_devtype[] = {
};
MODULE_DEVICE_TABLE(platform, ahci_devtype);

+static struct ata_port_operations ahci_platform_ops = {
+ .inherits = &ahci_ops,
+ .host_stop = ahci_host_stop,
+};
+
+static struct ata_port_operations ahci_platform_retry_srst_ops = {
+ .inherits = &ahci_pmp_retry_srst_ops,
+ .host_stop = ahci_host_stop,
+};

static const struct ata_port_info ahci_port_info[] = {
/* by features */
@@ -54,20 +65,20 @@ static const struct ata_port_info ahci_port_info[] = {
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_ops,
+ .port_ops = &ahci_platform_ops,
},
[IMX53_AHCI] = {
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_pmp_retry_srst_ops,
+ .port_ops = &ahci_platform_retry_srst_ops,
},
[STRICT_AHCI] = {
AHCI_HFLAGS (AHCI_HFLAG_DELAY_ENGINE),
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_ops,
+ .port_ops = &ahci_platform_ops,
},
};

@@ -75,7 +86,7 @@ static struct scsi_host_template ahci_platform_sht = {
AHCI_SHT("ahci_platform"),
};

-static int __init ahci_probe(struct platform_device *pdev)
+static int __devinit ahci_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct ahci_platform_data *pdata = dev_get_platdata(dev);
@@ -218,15 +229,12 @@ free_clk:
return rc;
}

-static int __devexit ahci_remove(struct platform_device *pdev)
+static void ahci_host_stop(struct ata_host *host)
{
- struct device *dev = &pdev->dev;
+ struct device *dev = host->dev;
struct ahci_platform_data *pdata = dev_get_platdata(dev);
- struct ata_host *host = dev_get_drvdata(dev);
struct ahci_host_priv *hpriv = host->private_data;

- ata_host_detach(host);
-
if (pdata && pdata->exit)
pdata->exit(dev);

@@ -234,8 +242,6 @@ static int __devexit ahci_remove(struct platform_device *pdev)
clk_disable_unprepare(hpriv->clk);
clk_put(hpriv->clk);
}
-
- return 0;
}

#ifdef CONFIG_PM_SLEEP
@@ -317,7 +323,7 @@ disable_unprepare_clk:
}
#endif

-SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_suspend, ahci_resume);
+static SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_suspend, ahci_resume);

static const struct of_device_id ahci_of_match[] = {
{ .compatible = "snps,spear-ahci", },
@@ -326,7 +332,8 @@ static const struct of_device_id ahci_of_match[] = {
MODULE_DEVICE_TABLE(of, ahci_of_match);

static struct platform_driver ahci_driver = {
- .remove = __devexit_p(ahci_remove),
+ .probe = ahci_probe,
+ .remove = ata_platform_remove_one,
.driver = {
.name = "ahci",
.owner = THIS_MODULE,
@@ -335,18 +342,7 @@ static struct platform_driver ahci_driver = {
},
.id_table = ahci_devtype,
};
-
-static int __init ahci_init(void)
-{
- return platform_driver_probe(&ahci_driver, ahci_probe);
-}
-module_init(ahci_init);
-
-static void __exit ahci_exit(void)
-{
- platform_driver_unregister(&ahci_driver);
-}
-module_exit(ahci_exit);
+module_platform_driver(ahci_driver);

MODULE_DESCRIPTION("AHCI SATA platform driver");
MODULE_AUTHOR("Anton Vorontsov <avorontsov@ru.mvista.com>");
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index ef773e1..acffcf0 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -164,28 +164,6 @@ struct piix_host_priv {
void __iomem *sidpr;
};

-static int piix_init_one(struct pci_dev *pdev,
- const struct pci_device_id *ent);
-static void piix_remove_one(struct pci_dev *pdev);
-static int piix_pata_prereset(struct ata_link *link, unsigned long deadline);
-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 u8 piix_vmw_bmdma_status(struct ata_port *ap);
-static int piix_sidpr_scr_read(struct ata_link *link,
- unsigned int reg, u32 *val);
-static int piix_sidpr_scr_write(struct ata_link *link,
- unsigned int reg, u32 val);
-static int piix_sidpr_set_lpm(struct ata_link *link, enum ata_lpm_policy policy,
- unsigned hints);
-static bool piix_irq_check(struct ata_port *ap);
-static int piix_port_start(struct ata_port *ap);
-#ifdef CONFIG_PM
-static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
-static int piix_pci_device_resume(struct pci_dev *pdev);
-#endif
-
static unsigned int in_module_init = 1;

static const struct pci_device_id piix_pci_tbl[] = {
@@ -342,64 +320,6 @@ static const struct pci_device_id piix_pci_tbl[] = {
{ } /* terminate list */
};

-static struct pci_driver piix_pci_driver = {
- .name = DRV_NAME,
- .id_table = piix_pci_tbl,
- .probe = piix_init_one,
- .remove = piix_remove_one,
-#ifdef CONFIG_PM
- .suspend = piix_pci_device_suspend,
- .resume = piix_pci_device_resume,
-#endif
-};
-
-static struct scsi_host_template piix_sht = {
- ATA_BMDMA_SHT(DRV_NAME),
-};
-
-static struct ata_port_operations piix_sata_ops = {
- .inherits = &ata_bmdma32_port_ops,
- .sff_irq_check = piix_irq_check,
- .port_start = piix_port_start,
-};
-
-static struct ata_port_operations piix_pata_ops = {
- .inherits = &piix_sata_ops,
- .cable_detect = ata_cable_40wire,
- .set_piomode = piix_set_piomode,
- .set_dmamode = piix_set_dmamode,
- .prereset = piix_pata_prereset,
-};
-
-static struct ata_port_operations piix_vmw_ops = {
- .inherits = &piix_pata_ops,
- .bmdma_status = piix_vmw_bmdma_status,
-};
-
-static struct ata_port_operations ich_pata_ops = {
- .inherits = &piix_pata_ops,
- .cable_detect = ich_pata_cable_detect,
- .set_dmamode = ich_set_dmamode,
-};
-
-static struct device_attribute *piix_sidpr_shost_attrs[] = {
- &dev_attr_link_power_management_policy,
- NULL
-};
-
-static struct scsi_host_template piix_sidpr_sht = {
- ATA_BMDMA_SHT(DRV_NAME),
- .shost_attrs = piix_sidpr_shost_attrs,
-};
-
-static struct ata_port_operations piix_sidpr_sata_ops = {
- .inherits = &piix_sata_ops,
- .hardreset = sata_std_hardreset,
- .scr_read = piix_sidpr_scr_read,
- .scr_write = piix_sidpr_scr_write,
- .set_lpm = piix_sidpr_set_lpm,
-};
-
static const struct piix_map_db ich5_map_db = {
.mask = 0x7,
.port_enable = 0x3,
@@ -504,147 +424,6 @@ static const struct piix_map_db *piix_map_db_table[] = {
[ich8_sata_snb] = &ich8_map_db,
};

-static struct ata_port_info piix_port_info[] = {
- [piix_pata_mwdma] = /* PIIX3 MWDMA only */
- {
- .flags = PIIX_PATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
- .port_ops = &piix_pata_ops,
- },
-
- [piix_pata_33] = /* PIIX4 at 33MHz */
- {
- .flags = PIIX_PATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
- .udma_mask = ATA_UDMA2,
- .port_ops = &piix_pata_ops,
- },
-
- [ich_pata_33] = /* ICH0 - ICH at 33Mhz*/
- {
- .flags = PIIX_PATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY, /* Check: maybe MWDMA0 is ok */
- .udma_mask = ATA_UDMA2,
- .port_ops = &ich_pata_ops,
- },
-
- [ich_pata_66] = /* ICH controllers up to 66MHz */
- {
- .flags = PIIX_PATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY, /* MWDMA0 is broken on chip */
- .udma_mask = ATA_UDMA4,
- .port_ops = &ich_pata_ops,
- },
-
- [ich_pata_100] =
- {
- .flags = PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY,
- .udma_mask = ATA_UDMA5,
- .port_ops = &ich_pata_ops,
- },
-
- [ich_pata_100_nomwdma1] =
- {
- .flags = PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2_ONLY,
- .udma_mask = ATA_UDMA5,
- .port_ops = &ich_pata_ops,
- },
-
- [ich5_sata] =
- {
- .flags = PIIX_SATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [ich6_sata] =
- {
- .flags = PIIX_SATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [ich6m_sata] =
- {
- .flags = PIIX_SATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [ich8_sata] =
- {
- .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [ich8_2port_sata] =
- {
- .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [tolapai_sata] =
- {
- .flags = PIIX_SATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [ich8m_apple_sata] =
- {
- .flags = PIIX_SATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
- [piix_pata_vmw] =
- {
- .flags = PIIX_PATA_FLAGS,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
- .udma_mask = ATA_UDMA2,
- .port_ops = &piix_vmw_ops,
- },
-
- /*
- * some Sandybridge chipsets have broken 32 mode up to now,
- * see https://bugzilla.kernel.org/show_bug.cgi?id=40592
- */
- [ich8_sata_snb] =
- {
- .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR | PIIX_FLAG_PIO16,
- .pio_mask = ATA_PIO4,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .port_ops = &piix_sata_ops,
- },
-
-};
-
static struct pci_bits piix_enable_bits[] = {
{ 0x41U, 1U, 0x80UL, 0x80UL }, /* port 0 */
{ 0x43U, 1U, 0x80UL, 0x80UL }, /* port 1 */
@@ -1261,6 +1040,193 @@ static u8 piix_vmw_bmdma_status(struct ata_port *ap)
return ata_bmdma_status(ap) & ~ATA_DMA_ERR;
}

+static struct scsi_host_template piix_sht = {
+ ATA_BMDMA_SHT(DRV_NAME),
+};
+
+static struct ata_port_operations piix_sata_ops = {
+ .inherits = &ata_bmdma32_port_ops,
+ .sff_irq_check = piix_irq_check,
+ .port_start = piix_port_start,
+};
+
+static struct ata_port_operations piix_pata_ops = {
+ .inherits = &piix_sata_ops,
+ .cable_detect = ata_cable_40wire,
+ .set_piomode = piix_set_piomode,
+ .set_dmamode = piix_set_dmamode,
+ .prereset = piix_pata_prereset,
+};
+
+static struct ata_port_operations piix_vmw_ops = {
+ .inherits = &piix_pata_ops,
+ .bmdma_status = piix_vmw_bmdma_status,
+};
+
+static struct ata_port_operations ich_pata_ops = {
+ .inherits = &piix_pata_ops,
+ .cable_detect = ich_pata_cable_detect,
+ .set_dmamode = ich_set_dmamode,
+};
+
+static struct device_attribute *piix_sidpr_shost_attrs[] = {
+ &dev_attr_link_power_management_policy,
+ NULL
+};
+
+static struct scsi_host_template piix_sidpr_sht = {
+ ATA_BMDMA_SHT(DRV_NAME),
+ .shost_attrs = piix_sidpr_shost_attrs,
+};
+
+static struct ata_port_operations piix_sidpr_sata_ops = {
+ .inherits = &piix_sata_ops,
+ .hardreset = sata_std_hardreset,
+ .scr_read = piix_sidpr_scr_read,
+ .scr_write = piix_sidpr_scr_write,
+ .set_lpm = piix_sidpr_set_lpm,
+};
+
+static struct ata_port_info piix_port_info[] = {
+ [piix_pata_mwdma] = /* PIIX3 MWDMA only */
+ {
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
+ .port_ops = &piix_pata_ops,
+ },
+
+ [piix_pata_33] = /* PIIX4 at 33MHz */
+ {
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
+ .udma_mask = ATA_UDMA2,
+ .port_ops = &piix_pata_ops,
+ },
+
+ [ich_pata_33] = /* ICH0 - ICH at 33Mhz*/
+ {
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY, /* Check: maybe MWDMA0 is ok */
+ .udma_mask = ATA_UDMA2,
+ .port_ops = &ich_pata_ops,
+ },
+
+ [ich_pata_66] = /* ICH controllers up to 66MHz */
+ {
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY, /* MWDMA0 is broken on chip */
+ .udma_mask = ATA_UDMA4,
+ .port_ops = &ich_pata_ops,
+ },
+
+ [ich_pata_100] =
+ {
+ .flags = PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY,
+ .udma_mask = ATA_UDMA5,
+ .port_ops = &ich_pata_ops,
+ },
+
+ [ich_pata_100_nomwdma1] =
+ {
+ .flags = PIIX_PATA_FLAGS | PIIX_FLAG_CHECKINTR,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2_ONLY,
+ .udma_mask = ATA_UDMA5,
+ .port_ops = &ich_pata_ops,
+ },
+
+ [ich5_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [ich6_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [ich6m_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [ich8_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [ich8_2port_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [tolapai_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [ich8m_apple_sata] =
+ {
+ .flags = PIIX_SATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+
+ [piix_pata_vmw] =
+ {
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA12_ONLY, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
+ .udma_mask = ATA_UDMA2,
+ .port_ops = &piix_vmw_ops,
+ },
+
+ /*
+ * some Sandybridge chipsets have broken 32 mode up to now,
+ * see https://bugzilla.kernel.org/show_bug.cgi?id=40592
+ */
+ [ich8_sata_snb] =
+ {
+ .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR | PIIX_FLAG_PIO16,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
+};
+
#define AHCI_PCI_BAR 5
#define AHCI_GLOBAL_CTL 0x04
#define AHCI_ENABLE (1 << 31)
@@ -1585,12 +1551,31 @@ static void piix_ignore_devices_quirk(struct ata_host *host)
},
{ } /* terminate list */
};
- const struct dmi_system_id *dmi = dmi_first_match(ignore_hyperv);
+ static const struct dmi_system_id allow_virtual_pc[] = {
+ {
+ /* In MS Virtual PC guests the DMI ident is nearly
+ * identical to a Hyper-V guest. One difference is the
+ * product version which is used here to identify
+ * a Virtual PC guest. This entry allows ata_piix to
+ * drive the emulated hardware.
+ */
+ .ident = "MS Virtual PC 2007",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR,
+ "Microsoft Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
+ },
+ },
+ { } /* terminate list */
+ };
+ const struct dmi_system_id *ignore = dmi_first_match(ignore_hyperv);
+ const struct dmi_system_id *allow = dmi_first_match(allow_virtual_pc);

- if (dmi && prefer_ms_hyperv) {
+ if (ignore && !allow && prefer_ms_hyperv) {
host->flags |= ATA_HOST_IGNORE_ATA;
dev_info(host->dev, "%s detected, ATA device ignore set\n",
- dmi->ident);
+ ignore->ident);
}
#endif
}
@@ -1727,6 +1712,17 @@ static void piix_remove_one(struct pci_dev *pdev)
ata_pci_remove_one(pdev);
}

+static struct pci_driver piix_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = piix_pci_tbl,
+ .probe = piix_init_one,
+ .remove = piix_remove_one,
+#ifdef CONFIG_PM
+ .suspend = piix_pci_device_suspend,
+ .resume = piix_pci_device_resume,
+#endif
+};
+
static int __init piix_init(void)
{
int rc;
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 4201e53..320712a 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1384,7 +1384,7 @@ int ahci_pmp_retry_softreset(struct ata_link *link, unsigned int *class,
if (rc == -EIO) {
irq_sts = readl(port_mmio + PORT_IRQ_STAT);
if (irq_sts & PORT_IRQ_BAD_PMP) {
- ata_link_printk(link, KERN_WARNING,
+ ata_link_warn(link,
"applying PMP SRST workaround "
"and retrying\n");
rc = ahci_do_softreset(link, class, 0, deadline,
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 5b0ba3f..ef01ac0 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -76,6 +76,9 @@ acpi_handle ata_dev_acpi_handle(struct ata_device *dev)
acpi_integer adr;
struct ata_port *ap = dev->link->ap;

+ if (dev->flags & ATA_DFLAG_ACPI_DISABLED)
+ return NULL;
+
if (ap->flags & ATA_FLAG_ACPI_SATA) {
if (!sata_pmp_attached(ap))
adr = SATA_ADR(ap->port_no, NO_PORT_MULT);
@@ -945,6 +948,7 @@ int ata_acpi_on_devcfg(struct ata_device *dev)
return rc;
}

+ dev->flags |= ATA_DFLAG_ACPI_DISABLED;
ata_dev_warn(dev, "ACPI: failed the second time, disabled\n");

/* We can safely continue if no _GTF command has been executed
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index f46fbd3..9e8b99a 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -67,6 +67,7 @@
#include <linux/cdrom.h>
#include <linux/ratelimit.h>
#include <linux/pm_runtime.h>
+#include <linux/platform_device.h>

#include "libata.h"
#include "libata-transport.h"
@@ -2560,6 +2561,7 @@ int ata_bus_probe(struct ata_port *ap)
* bus as we may be talking too fast.
*/
dev->pio_mode = XFER_PIO_0;
+ dev->dma_mode = 0xff;

/* If the controller has a pio mode setup function
* then use it to set the chipset to rights. Don't
@@ -6286,8 +6288,7 @@ void ata_host_detach(struct ata_host *host)
*/
void ata_pci_remove_one(struct pci_dev *pdev)
{
- struct device *dev = &pdev->dev;
- struct ata_host *host = dev_get_drvdata(dev);
+ struct ata_host *host = pci_get_drvdata(pdev);

ata_host_detach(host);
}
@@ -6356,7 +6357,7 @@ int ata_pci_device_do_resume(struct pci_dev *pdev)

int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
{
- struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct ata_host *host = pci_get_drvdata(pdev);
int rc = 0;

rc = ata_host_suspend(host, mesg);
@@ -6370,7 +6371,7 @@ int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)

int ata_pci_device_resume(struct pci_dev *pdev)
{
- struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct ata_host *host = pci_get_drvdata(pdev);
int rc;

rc = ata_pci_device_do_resume(pdev);
@@ -6382,6 +6383,26 @@ int ata_pci_device_resume(struct pci_dev *pdev)

#endif /* CONFIG_PCI */

+/**
+ * ata_platform_remove_one - Platform layer callback for device removal
+ * @pdev: Platform device that was removed
+ *
+ * Platform layer indicates to libata via this hook that hot-unplug or
+ * module unload event has occurred. Detach all ports. Resource
+ * release is handled via devres.
+ *
+ * LOCKING:
+ * Inherited from platform layer (may sleep).
+ */
+int ata_platform_remove_one(struct platform_device *pdev)
+{
+ struct ata_host *host = platform_get_drvdata(pdev);
+
+ ata_host_detach(host);
+
+ return 0;
+}
+
static int __init ata_parse_force_one(char **cur,
struct ata_force_ent *force_ent,
const char **reason)
@@ -6877,6 +6898,8 @@ EXPORT_SYMBOL_GPL(ata_pci_device_resume);
#endif /* CONFIG_PM */
#endif /* CONFIG_PCI */

+EXPORT_SYMBOL_GPL(ata_platform_remove_one);
+
EXPORT_SYMBOL_GPL(__ata_ehi_push_desc);
EXPORT_SYMBOL_GPL(ata_ehi_push_desc);
EXPORT_SYMBOL_GPL(ata_ehi_clear_desc);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index e60437c..bf039b0 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2657,6 +2657,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
* bus as we may be talking too fast.
*/
dev->pio_mode = XFER_PIO_0;
+ dev->dma_mode = 0xff;

/* If the controller has a pio mode setup function
* then use it to set the chipset to rights. Don't
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index a6df6a3..7c337e7 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -309,7 +309,8 @@ ata_scsi_activity_show(struct device *dev, struct device_attribute *attr,
struct ata_port *ap = ata_shost_to_port(sdev->host);
struct ata_device *atadev = ata_scsi_find_dev(ap, sdev);

- if (ap->ops->sw_activity_show && (ap->flags & ATA_FLAG_SW_ACTIVITY))
+ if (atadev && ap->ops->sw_activity_show &&
+ (ap->flags & ATA_FLAG_SW_ACTIVITY))
return ap->ops->sw_activity_show(atadev, buf);
return -EINVAL;
}
@@ -324,7 +325,8 @@ ata_scsi_activity_store(struct device *dev, struct device_attribute *attr,
enum sw_activity val;
int rc;

- if (ap->ops->sw_activity_store && (ap->flags & ATA_FLAG_SW_ACTIVITY)) {
+ if (atadev && ap->ops->sw_activity_store &&
+ (ap->flags & ATA_FLAG_SW_ACTIVITY)) {
val = simple_strtoul(buf, NULL, 0);
switch (val) {
case OFF: case BLINK_ON: case BLINK_OFF:
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 371fd2c..9764e80 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -674,13 +674,16 @@ void arasan_cf_error_handler(struct ata_port *ap)

static void arasan_cf_dma_start(struct arasan_cf_dev *acdev)
{
+ struct ata_queued_cmd *qc = acdev->qc;
+ struct ata_port *ap = qc->ap;
+ struct ata_taskfile *tf = &qc->tf;
u32 xfer_ctr = readl(acdev->vbase + XFER_CTR) & ~XFER_DIR_MASK;
- u32 write = acdev->qc->tf.flags & ATA_TFLAG_WRITE;
+ u32 write = tf->flags & ATA_TFLAG_WRITE;

xfer_ctr |= write ? XFER_WRITE : XFER_READ;
writel(xfer_ctr, acdev->vbase + XFER_CTR);

- acdev->qc->ap->ops->sff_exec_command(acdev->qc->ap, &acdev->qc->tf);
+ ap->ops->sff_exec_command(ap, tf);
ata_sff_queue_work(&acdev->work);
}

diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index 7ba0141..2949cfc 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -474,14 +474,14 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
/* check for enabled ports */
pci_read_config_byte(pdev, CNTRL, &reg);
if (!port_ok)
- dev_printk(KERN_NOTICE, &pdev->dev, "Mobility Bridge detected, ignoring CNTRL port enable/disable\n");
+ dev_notice(&pdev->dev, "Mobility Bridge detected, ignoring CNTRL port enable/disable\n");
if (port_ok && cntrl_ch0_ok && !(reg & CNTRL_CH0)) {
- dev_printk(KERN_NOTICE, &pdev->dev, "Primary port is disabled\n");
+ dev_notice(&pdev->dev, "Primary port is disabled\n");
ppi[0] = &ata_dummy_port_info;

}
if (port_ok && !(reg & CNTRL_CH1)) {
- dev_printk(KERN_NOTICE, &pdev->dev, "Secondary port is disabled\n");
+ dev_notice(&pdev->dev, "Secondary port is disabled\n");
ppi[1] = &ata_dummy_port_info;
}

diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
index dec1b6c..0448860 100644
--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -38,6 +38,7 @@
#include <linux/delay.h>
#include <linux/libata.h>
#include <scsi/scsi_host.h>
+#include <linux/dmi.h>

#ifdef CONFIG_X86_32
#include <asm/msr.h>
@@ -80,6 +81,21 @@ enum {
IDE_ETC_UDMA_MASK = 0xc0,
};

+/* Some Bachmann OT200 devices have a non working UDMA support due a
+ * missing resistor.
+ */
+static const struct dmi_system_id udma_quirk_dmi_table[] = {
+ {
+ .ident = "Bachmann electronic OT200",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Bachmann electronic"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "OT200"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "1")
+ },
+ },
+ { }
+};
+
static int cs5536_read(struct pci_dev *pdev, int reg, u32 *val)
{
if (unlikely(use_msr)) {
@@ -242,9 +258,23 @@ static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)
.port_ops = &cs5536_port_ops,
};

- const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info };
+ static const struct ata_port_info no_udma_info = {
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ .port_ops = &cs5536_port_ops,
+ };
+
+
+ const struct ata_port_info *ppi[2];
u32 cfg;

+ if (dmi_check_system(udma_quirk_dmi_table))
+ ppi[0] = &no_udma_info;
+ else
+ ppi[0] = &info;
+
+ ppi[1] = &ata_dummy_port_info;
+
if (use_msr)
printk(KERN_ERR DRV_NAME ": Using MSR regs instead of PCI\n");

diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index e056406..3982cef 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -822,8 +822,7 @@ static int ep93xx_pata_softreset(struct ata_link *al, unsigned int *classes,
rc = ep93xx_pata_bus_softreset(ap, devmask, deadline);
/* if link is ocuppied, -ENODEV too is an error */
if (rc && (rc != -ENODEV || sata_scr_valid(al))) {
- ata_link_printk(al, KERN_ERR, "SRST failed (errno=%d)\n",
- rc);
+ ata_link_err(al, "SRST failed (errno=%d)\n", rc);
return rc;
}

@@ -857,8 +856,7 @@ static void ep93xx_pata_drain_fifo(struct ata_queued_cmd *qc)

/* Can become DEBUG later */
if (count)
- ata_port_printk(ap, KERN_DEBUG,
- "drained %d bytes to clear DRQ.\n", count);
+ ata_port_dbg(ap, "drained %d bytes to clear DRQ.\n", count);

}

diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c
index 87bb05b..7d40b52 100644
--- a/drivers/ata/pata_imx.c
+++ b/drivers/ata/pata_imx.c
@@ -60,7 +60,7 @@ static int pata_imx_set_mode(struct ata_link *link, struct ata_device **unused)
val &= ~PATA_IMX_ATA_CTRL_IORDY_EN;
__raw_writel(val, priv->host_regs + PATA_IMX_ATA_CONTROL);

- ata_dev_printk(dev, KERN_INFO, "configured for PIO\n");
+ ata_dev_info(dev, "configured for PIO\n");
}
return 0;
}
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index badb178..0566e67 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -187,22 +187,13 @@ static __devinit int ixp4xx_pata_probe(struct platform_device *pdev)
return ata_host_activate(host, irq, ata_sff_interrupt, 0, &ixp4xx_sht);
}

-static __devexit int ixp4xx_pata_remove(struct platform_device *dev)
-{
- struct ata_host *host = platform_get_drvdata(dev);
-
- ata_host_detach(host);
-
- return 0;
-}
-
static struct platform_driver ixp4xx_pata_platform_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
},
.probe = ixp4xx_pata_probe,
- .remove = __devexit_p(ixp4xx_pata_remove),
+ .remove = ata_platform_remove_one,
};

module_platform_driver(ixp4xx_pata_platform_driver);
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index d2c102f..ec67f54 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -663,18 +663,6 @@ mpc52xx_ata_init_one(struct device *dev, struct mpc52xx_ata_priv *priv,
&mpc52xx_ata_sht);
}

-static struct mpc52xx_ata_priv *
-mpc52xx_ata_remove_one(struct device *dev)
-{
- struct ata_host *host = dev_get_drvdata(dev);
- struct mpc52xx_ata_priv *priv = host->private_data;
-
- ata_host_detach(host);
-
- return priv;
-}
-
-
/* ======================================================================== */
/* OF Platform driver */
/* ======================================================================== */
@@ -815,11 +803,12 @@ mpc52xx_ata_probe(struct platform_device *op)
static int
mpc52xx_ata_remove(struct platform_device *op)
{
- struct mpc52xx_ata_priv *priv;
+ struct ata_host *host = platform_get_drvdata(op);
+ struct mpc52xx_ata_priv *priv = host->private_data;
int task_irq;

/* Deregister the ATA interface */
- priv = mpc52xx_ata_remove_one(&op->dev);
+ ata_platform_remove_one(op);

/* Clean up DMA */
task_irq = bcom_get_task_irq(priv->dmatsk);
diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c
index 1654dc2..e5b234c 100644
--- a/drivers/ata/pata_of_platform.c
+++ b/drivers/ata/pata_of_platform.c
@@ -14,6 +14,7 @@
#include <linux/of_address.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
+#include <linux/libata.h>

static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
{
@@ -76,11 +77,6 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev)
reg_shift, pio_mask);
}

-static int __devexit pata_of_platform_remove(struct platform_device *ofdev)
-{
- return __pata_platform_remove(&ofdev->dev);
-}
-
static struct of_device_id pata_of_platform_match[] = {
{ .compatible = "ata-generic", },
{ .compatible = "electra-ide", },
@@ -95,7 +91,7 @@ static struct platform_driver pata_of_platform_driver = {
.of_match_table = pata_of_platform_match,
},
.probe = pata_of_platform_probe,
- .remove = __devexit_p(pata_of_platform_remove),
+ .remove = ata_platform_remove_one,
};

module_platform_driver(pata_of_platform_driver);
diff --git a/drivers/ata/pata_palmld.c b/drivers/ata/pata_palmld.c
index 5ff31b6..f9f79fc 100644
--- a/drivers/ata/pata_palmld.c
+++ b/drivers/ata/pata_palmld.c
@@ -111,9 +111,7 @@ err1:

static __devexit int palmld_pata_remove(struct platform_device *dev)
{
- struct ata_host *host = platform_get_drvdata(dev);
-
- ata_host_detach(host);
+ ata_platform_remove_one(dev);

/* power down the HDD */
gpio_set_value(GPIO_NR_PALMLD_IDE_PWEN, 0);
diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
index f1848ae..f4372d0 100644
--- a/drivers/ata/pata_platform.c
+++ b/drivers/ata/pata_platform.c
@@ -178,23 +178,6 @@ int __devinit __pata_platform_probe(struct device *dev,
}
EXPORT_SYMBOL_GPL(__pata_platform_probe);

-/**
- * __pata_platform_remove - unplug a platform interface
- * @dev: device
- *
- * A platform bus ATA device has been unplugged. Perform the needed
- * cleanup. Also called on module unload for any active devices.
- */
-int __pata_platform_remove(struct device *dev)
-{
- struct ata_host *host = dev_get_drvdata(dev);
-
- ata_host_detach(host);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(__pata_platform_remove);
-
static int __devinit pata_platform_probe(struct platform_device *pdev)
{
struct resource *io_res;
@@ -242,14 +225,9 @@ static int __devinit pata_platform_probe(struct platform_device *pdev)
pio_mask);
}

-static int __devexit pata_platform_remove(struct platform_device *pdev)
-{
- return __pata_platform_remove(&pdev->dev);
-}
-
static struct platform_driver pata_platform_driver = {
.probe = pata_platform_probe,
- .remove = __devexit_p(pata_platform_remove),
+ .remove = ata_platform_remove_one,
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c
index 32a3499..e71f998 100644
--- a/drivers/ata/pata_rdc.c
+++ b/drivers/ata/pata_rdc.c
@@ -327,7 +327,6 @@ static int __devinit rdc_init_one(struct pci_dev *pdev,
struct device *dev = &pdev->dev;
struct ata_port_info port_info[2];
const struct ata_port_info *ppi[] = { &port_info[0], &port_info[1] };
- unsigned long port_flags;
struct ata_host *host;
struct rdc_host_priv *hpriv;
int rc;
@@ -337,8 +336,6 @@ static int __devinit rdc_init_one(struct pci_dev *pdev,
port_info[0] = rdc_port_info;
port_info[1] = rdc_port_info;

- port_flags = port_info[0].flags;
-
/* enable device and prepare host */
rc = pcim_enable_device(pdev);
if (rc)
diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c
old mode 100755
new mode 100644
index 937aeb3..2e39173
--- a/drivers/ata/sata_dwc_460ex.c
+++ b/drivers/ata/sata_dwc_460ex.c
@@ -43,6 +43,7 @@
/* These two are defined in "libata.h" */
#undef DRV_NAME
#undef DRV_VERSION
+
#define DRV_NAME "sata-dwc"
#define DRV_VERSION "1.3"

diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c
index 400bf1c..dc7d78e 100644
--- a/drivers/ata/sata_highbank.c
+++ b/drivers/ata/sata_highbank.c
@@ -213,7 +213,7 @@ static int ahci_highbank_hardreset(struct ata_link *link, unsigned int *class,

/* clear D2H reception area to properly wait for D2H FIS */
ata_tf_init(link->device, &tf);
- tf.command = 0x80;
+ tf.command = ATA_BUSY;
ata_tf_to_fis(&tf, 0, 0, d2h_fis);

do {
@@ -368,16 +368,6 @@ err0:
return rc;
}

-static int __devexit ahci_highbank_remove(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct ata_host *host = dev_get_drvdata(dev);
-
- ata_host_detach(host);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static int ahci_highbank_suspend(struct device *dev)
{
@@ -432,7 +422,7 @@ SIMPLE_DEV_PM_OPS(ahci_highbank_pm_ops,
ahci_highbank_suspend, ahci_highbank_resume);

static struct platform_driver ahci_highbank_driver = {
- .remove = __devexit_p(ahci_highbank_remove),
+ .remove = ata_platform_remove_one,
.driver = {
.name = "highbank-ahci",
.owner = THIS_MODULE,
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index dc35f4d..1e6827c 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -273,12 +273,10 @@ static void inic_reset_port(void __iomem *port_base)
static int inic_scr_read(struct ata_link *link, unsigned sc_reg, u32 *val)
{
void __iomem *scr_addr = inic_port_base(link->ap) + PORT_SCR;
- void __iomem *addr;

if (unlikely(sc_reg >= ARRAY_SIZE(scr_map)))
return -EINVAL;

- addr = scr_addr + scr_map[sc_reg] * 4;
*val = readl(scr_addr + scr_map[sc_reg] * 4);

/* this controller has stuck DIAG.N, ignore it */
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index 489c817..fb0dd87 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -147,6 +147,10 @@ struct pdc_port_priv {
dma_addr_t pkt_dma;
};

+struct pdc_host_priv {
+ spinlock_t hard_reset_lock;
+};
+
static int pdc_sata_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val);
static int pdc_sata_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val);
static int pdc_ata_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
@@ -801,9 +805,10 @@ static void pdc_hard_reset_port(struct ata_port *ap)
void __iomem *host_mmio = ap->host->iomap[PDC_MMIO_BAR];
void __iomem *pcictl_b1_mmio = host_mmio + PDC_PCI_CTL + 1;
unsigned int ata_no = pdc_ata_port_to_ata_no(ap);
+ struct pdc_host_priv *hpriv = ap->host->private_data;
u8 tmp;

- spin_lock(&ap->host->lock);
+ spin_lock(&hpriv->hard_reset_lock);

tmp = readb(pcictl_b1_mmio);
tmp &= ~(0x10 << ata_no);
@@ -814,7 +819,7 @@ static void pdc_hard_reset_port(struct ata_port *ap)
writeb(tmp, pcictl_b1_mmio);
readb(pcictl_b1_mmio); /* flush */

- spin_unlock(&ap->host->lock);
+ spin_unlock(&hpriv->hard_reset_lock);
}

static int pdc_sata_hardreset(struct ata_link *link, unsigned int *class,
@@ -1182,6 +1187,7 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
const struct ata_port_info *pi = &pdc_port_info[ent->driver_data];
const struct ata_port_info *ppi[PDC_MAX_PORTS];
struct ata_host *host;
+ struct pdc_host_priv *hpriv;
void __iomem *host_mmio;
int n_ports, i, rc;
int is_sataii_tx4;
@@ -1218,6 +1224,11 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
dev_err(&pdev->dev, "failed to allocate host\n");
return -ENOMEM;
}
+ hpriv = devm_kzalloc(&pdev->dev, sizeof *hpriv, GFP_KERNEL);
+ if (!hpriv)
+ return -ENOMEM;
+ spin_lock_init(&hpriv->hard_reset_lock);
+ host->private_data = hpriv;
host->iomap = pcim_iomap_table(pdev);

is_sataii_tx4 = pdc_is_sataii_tx4(pi->flags);
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index a5f2a56..59f0d63 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -506,8 +506,6 @@ static int sil24_scr_read(struct ata_link *link, unsigned sc_reg, u32 *val)
void __iomem *scr_addr = sil24_port_base(link->ap) + PORT_SCONTROL;

if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
- void __iomem *addr;
- addr = scr_addr + sil24_scr_map[sc_reg] * 4;
*val = readl(scr_addr + sil24_scr_map[sc_reg] * 4);
return 0;
}
@@ -519,8 +517,6 @@ static int sil24_scr_write(struct ata_link *link, unsigned sc_reg, u32 val)
void __iomem *scr_addr = sil24_port_base(link->ap) + PORT_SCONTROL;

if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
- void __iomem *addr;
- addr = scr_addr + sil24_scr_map[sc_reg] * 4;
writel(val, scr_addr + sil24_scr_map[sc_reg] * 4);
return 0;
}
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index 1226055..7b7127a 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -315,9 +315,8 @@ static int pdc_port_start(struct ata_port *ap)
return 0;
}

-static inline void pdc20621_ata_sg(struct ata_taskfile *tf, u8 *buf,
- unsigned int portno,
- unsigned int total_len)
+static inline void pdc20621_ata_sg(u8 *buf, unsigned int portno,
+ unsigned int total_len)
{
u32 addr;
unsigned int dw = PDC_DIMM_APKT_PRD >> 2;
@@ -337,9 +336,8 @@ static inline void pdc20621_ata_sg(struct ata_taskfile *tf, u8 *buf,
buf32[dw], buf32[dw + 1]);
}

-static inline void pdc20621_host_sg(struct ata_taskfile *tf, u8 *buf,
- unsigned int portno,
- unsigned int total_len)
+static inline void pdc20621_host_sg(u8 *buf, unsigned int portno,
+ unsigned int total_len)
{
u32 addr;
unsigned int dw = PDC_DIMM_HPKT_PRD >> 2;
@@ -486,10 +484,10 @@ static void pdc20621_dma_prep(struct ata_queued_cmd *qc)
/*
* Build ATA, host DMA packets
*/
- pdc20621_host_sg(&qc->tf, &pp->dimm_buf[0], portno, total_len);
+ pdc20621_host_sg(&pp->dimm_buf[0], portno, total_len);
pdc20621_host_pkt(&qc->tf, &pp->dimm_buf[0], portno);

- pdc20621_ata_sg(&qc->tf, &pp->dimm_buf[0], portno, total_len);
+ pdc20621_ata_sg(&pp->dimm_buf[0], portno, total_len);
i = pdc20621_ata_pkt(&qc->tf, qc->dev->devno, &pp->dimm_buf[0], portno);

if (qc->tf.flags & ATA_TFLAG_LBA48)
diff --git a/include/linux/ata_platform.h b/include/linux/ata_platform.h
index b856a2a..fe99896 100644
--- a/include/linux/ata_platform.h
+++ b/include/linux/ata_platform.h
@@ -22,8 +22,6 @@ extern int __devinit __pata_platform_probe(struct device *dev,
unsigned int ioport_shift,
int __pio_mask);

-extern int __devexit __pata_platform_remove(struct device *dev);
-
/*
* Marvell SATA private data
*/
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 77eeeda..83ba0ab 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -163,6 +163,7 @@ enum {

ATA_DFLAG_DA = (1 << 26), /* device supports Device Attention */
ATA_DFLAG_DEVSLP = (1 << 27), /* device supports Device Sleep */
+ ATA_DFLAG_ACPI_DISABLED = (1 << 28), /* ACPI for the device is disabled */

ATA_DEV_UNKNOWN = 0, /* unknown device */
ATA_DEV_ATA = 1, /* ATA device */
@@ -1114,6 +1115,10 @@ extern int ata_pci_device_resume(struct pci_dev *pdev);
#endif /* CONFIG_PM */
#endif /* CONFIG_PCI */

+struct platform_device;
+
+extern int ata_platform_remove_one(struct platform_device *pdev);
+
/*
* ACPI - drivers/ata/libata-acpi.c
*/

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