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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 19:36:05 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 19:36:05 -0700
commit5f737085beea3a5c5b6f44a16e6d3e2fd03095e0 (patch)
tree218643043a16f9af32b2b1037ddbb3ecd271c779 /drivers/ide/pci/siimage.c
parente9a404580ccaeb31dd2a976f9929c4f9eb6f3540 (diff)
parent276d789e1794560d7ce53a7f2687415e2a80bb8a (diff)
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Merge master.kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6: (50 commits) ide: remove inclusion of non-existent io_trace.h ide-disk: add get_smart_data() helper ide: fix ->data_phase in taskfile_load_raw() ide: check drive->using_dma in flagged_taskfile() ide: check ->dma_setup() return value in flagged_taskfile() dtc2278: note on docs qd65xx: remove pointless qd_{read,write}_reg() (take 2) ide: PCI BMDMA initialization fixes (take 2) ide: remove stale comments from ide-taskfile.c ide: remove dead code from ide_driveid_update() ide: use __ide_end_request() in ide_end_dequeued_request() ide: enhance ide_setup_pci_noise() cs5530: remove needless ide_lock taking ide: take ide_lock for prefetch disable/enable in do_special() ht6560b: fix deadlock on error handling cmd640: fix deadlock on error handling slc90e66: fix deadlock on error handling opti621: fix deadlock on error handling qd65xx: fix deadlock on error handling dtc2278: fix deadlock on error handling ...
Diffstat (limited to 'drivers/ide/pci/siimage.c')
-rw-r--r--drivers/ide/pci/siimage.c92
1 files changed, 43 insertions, 49 deletions
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 689786d..dc915cb 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/siimage.c Version 1.17 Oct 18 2007
+ * linux/drivers/ide/pci/siimage.c Version 1.18 Oct 18 2007
*
* Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2003 Red Hat <alan@redhat.com>
@@ -57,8 +57,8 @@
static int pdev_is_sata(struct pci_dev *pdev)
{
- switch(pdev->device)
- {
+#ifdef CONFIG_BLK_DEV_IDE_SATA
+ switch(pdev->device) {
case PCI_DEVICE_ID_SII_3112:
case PCI_DEVICE_ID_SII_1210SA:
return 1;
@@ -66,9 +66,10 @@ static int pdev_is_sata(struct pci_dev *pdev)
return 0;
}
BUG();
+#endif
return 0;
}
-
+
/**
* is_sata - check if hwif is SATA
* @hwif: interface to check
@@ -136,7 +137,7 @@ static inline unsigned long siimage_seldev(ide_drive_t *drive, int r)
* SI3112 SATA controller life is a bit simpler.
*/
-static u8 sil_udma_filter(ide_drive_t *drive)
+static u8 sil_pata_udma_filter(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
unsigned long base = (unsigned long) hwif->hwif_data;
@@ -147,23 +148,23 @@ static u8 sil_udma_filter(ide_drive_t *drive)
else
pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc);
- if (is_sata(hwif)) {
- mask = strstr(drive->id->model, "Maxtor") ? 0x3f : 0x7f;
- goto out;
- }
-
if ((scsc & 0x30) == 0x10) /* 133 */
- mask = 0x7f;
+ mask = ATA_UDMA6;
else if ((scsc & 0x30) == 0x20) /* 2xPCI */
- mask = 0x7f;
+ mask = ATA_UDMA6;
else if ((scsc & 0x30) == 0x00) /* 100 */
- mask = 0x3f;
+ mask = ATA_UDMA5;
else /* Disabled ? */
BUG();
-out:
+
return mask;
}
+static u8 sil_sata_udma_filter(ide_drive_t *drive)
+{
+ return strstr(drive->id->model, "Maxtor") ? ATA_UDMA5 : ATA_UDMA6;
+}
+
/**
* sil_set_pio_mode - set host controller for PIO mode
* @drive: drive
@@ -340,10 +341,11 @@ static int siimage_io_ide_dma_test_irq (ide_drive_t *drive)
static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
- unsigned long base = (unsigned long)hwif->hwif_data;
unsigned long addr = siimage_selreg(hwif, 0x1);
if (SATA_ERROR_REG) {
+ unsigned long base = (unsigned long)hwif->hwif_data;
+
u32 ext_stat = readl((void __iomem *)(base + 0x10));
u8 watchdog = 0;
if (ext_stat & ((hwif->channel) ? 0x40 : 0x10)) {
@@ -376,7 +378,7 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
}
/**
- * siimage_busproc - bus isolation ioctl
+ * sil_sata_busproc - bus isolation IOCTL
* @drive: drive to isolate/restore
* @state: bus state to set
*
@@ -384,8 +386,8 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
* SATA controller the work required is quite limited, we
* just have to clean up the statistics
*/
-
-static int siimage_busproc (ide_drive_t * drive, int state)
+
+static int sil_sata_busproc(ide_drive_t * drive, int state)
{
ide_hwif_t *hwif = HWIF(drive);
u32 stat_config = 0;
@@ -417,14 +419,14 @@ static int siimage_busproc (ide_drive_t * drive, int state)
}
/**
- * siimage_reset_poll - wait for sata reset
+ * sil_sata_reset_poll - wait for SATA reset
* @drive: drive we are resetting
*
* Poll the SATA phy and see whether it has come back from the dead
* yet.
*/
-
-static int siimage_reset_poll (ide_drive_t *drive)
+
+static int sil_sata_reset_poll(ide_drive_t *drive)
{
if (SATA_STATUS_REG) {
ide_hwif_t *hwif = HWIF(drive);
@@ -436,27 +438,22 @@ static int siimage_reset_poll (ide_drive_t *drive)
HWGROUP(drive)->polling = 0;
return ide_started;
}
- return 0;
- } else {
- return 0;
}
+
+ return 0;
}
/**
- * siimage_pre_reset - reset hook
+ * sil_sata_pre_reset - reset hook
* @drive: IDE device being reset
*
* For the SATA devices we need to handle recalibration/geometry
* differently
*/
-
-static void siimage_pre_reset (ide_drive_t *drive)
-{
- if (drive->media != ide_disk)
- return;
- if (is_sata(HWIF(drive)))
- {
+static void sil_sata_pre_reset(ide_drive_t *drive)
+{
+ if (drive->media == ide_disk) {
drive->special.b.set_geometry = 0;
drive->special.b.recalibrate = 0;
}
@@ -502,7 +499,6 @@ static void siimage_reset (ide_drive_t *drive)
drive->failures++;
}
}
-
}
/**
@@ -758,16 +754,11 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
hwif->sata_misc[SATA_IEN_OFFSET] = base + 0x148;
}
- hw.irq = hwif->pci_dev->irq;
+ memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports));
- memcpy(&hwif->hw, &hw, sizeof(hw));
- memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports));
+ hwif->irq = dev->irq;
- hwif->irq = hw.irq;
-
- base = (unsigned long) addr;
-
- hwif->dma_base = base + (ch ? 0x08 : 0x00);
+ hwif->dma_base = (unsigned long)addr + (ch ? 0x08 : 0x00);
hwif->mmio = 1;
}
@@ -864,28 +855,31 @@ static u8 __devinit ata66_siimage(ide_hwif_t *hwif)
static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
{
+ u8 sata = is_sata(hwif);
+
hwif->resetproc = &siimage_reset;
hwif->set_pio_mode = &sil_set_pio_mode;
hwif->set_dma_mode = &sil_set_dma_mode;
- hwif->reset_poll = &siimage_reset_poll;
- hwif->pre_reset = &siimage_pre_reset;
- hwif->udma_filter = &sil_udma_filter;
- if(is_sata(hwif)) {
+ if (sata) {
static int first = 1;
- hwif->busproc = &siimage_busproc;
+ hwif->busproc = &sil_sata_busproc;
+ hwif->reset_poll = &sil_sata_reset_poll;
+ hwif->pre_reset = &sil_sata_pre_reset;
+ hwif->udma_filter = &sil_sata_udma_filter;
if (first) {
printk(KERN_INFO "siimage: For full SATA support you should use the libata sata_sil module.\n");
first = 0;
}
- }
+ } else
+ hwif->udma_filter = &sil_pata_udma_filter;
if (hwif->dma_base == 0)
return;
- if (is_sata(hwif))
+ if (sata)
hwif->host_flags |= IDE_HFLAG_NO_ATAPI_DMA;
if (hwif->cbl != ATA_CBL_PATA40_SHORT)
@@ -911,7 +905,7 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
.udma_mask = ATA_UDMA6, \
}
-static ide_pci_device_t siimage_chipsets[] __devinitdata = {
+static const struct ide_port_info siimage_chipsets[] __devinitdata = {
/* 0 */ DECLARE_SII_DEV("SiI680"),
/* 1 */ DECLARE_SII_DEV("SiI3112 Serial ATA"),
/* 2 */ DECLARE_SII_DEV("Adaptec AAR-1210SA")