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path: root/drivers/ide/pci/siimage.c
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Diffstat (limited to 'drivers/ide/pci/siimage.c')
-rw-r--r--drivers/ide/pci/siimage.c87
1 files changed, 48 insertions, 39 deletions
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 908f37b..cc4be96 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -1,6 +1,4 @@
/*
- * linux/drivers/ide/pci/siimage.c Version 1.19 Nov 16 2007
- *
* Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2003 Red Hat <alan@redhat.com>
* Copyright (C) 2007 MontaVista Software, Inc.
@@ -41,7 +39,6 @@
#include <linux/types.h>
#include <linux/module.h>
#include <linux/pci.h>
-#include <linux/delay.h>
#include <linux/hdreg.h>
#include <linux/ide.h>
#include <linux/init.h>
@@ -79,7 +76,7 @@ static int pdev_is_sata(struct pci_dev *pdev)
static inline int is_sata(ide_hwif_t *hwif)
{
- return pdev_is_sata(hwif->pci_dev);
+ return pdev_is_sata(to_pci_dev(hwif->dev));
}
/**
@@ -140,13 +137,14 @@ static inline unsigned long siimage_seldev(ide_drive_t *drive, int r)
static u8 sil_pata_udma_filter(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
unsigned long base = (unsigned long) hwif->hwif_data;
u8 mask = 0, scsc = 0;
if (hwif->mmio)
scsc = hwif->INB(base + 0x4A);
else
- pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc);
+ pci_read_config_byte(dev, 0x8A, &scsc);
if ((scsc & 0x30) == 0x10) /* 133 */
mask = ATA_UDMA6;
@@ -219,19 +217,21 @@ static void sil_set_pio_mode(ide_drive_t *drive, u8 pio)
mode |= (unit ? 0x10 : 0x01);
hwif->OUTB(mode, base + addr_mask);
} else {
- pci_write_config_word(hwif->pci_dev, addr, speedp);
- pci_write_config_word(hwif->pci_dev, tfaddr, speedt);
- pci_read_config_word(hwif->pci_dev, tfaddr-2, &speedp);
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
+
+ pci_write_config_word(dev, addr, speedp);
+ pci_write_config_word(dev, tfaddr, speedt);
+ pci_read_config_word(dev, tfaddr - 2, &speedp);
speedp &= ~0x200;
/* Set IORDY for mode 3 or 4 */
if (pio > 2)
speedp |= 0x200;
- pci_write_config_word(hwif->pci_dev, tfaddr-2, speedp);
+ pci_write_config_word(dev, tfaddr - 2, speedp);
- pci_read_config_byte(hwif->pci_dev, addr_mask, &mode);
+ pci_read_config_byte(dev, addr_mask, &mode);
mode &= ~(unit ? 0x30 : 0x03);
mode |= (unit ? 0x10 : 0x01);
- pci_write_config_byte(hwif->pci_dev, addr_mask, mode);
+ pci_write_config_byte(dev, addr_mask, mode);
}
}
@@ -250,6 +250,7 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
u16 dma[] = { 0x2208, 0x10C2, 0x10C1 };
ide_hwif_t *hwif = HWIF(drive);
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
u16 ultra = 0, multi = 0;
u8 mode = 0, unit = drive->select.b.unit;
unsigned long base = (unsigned long)hwif->hwif_data;
@@ -266,10 +267,10 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
multi = hwif->INW(ma);
ultra = hwif->INW(ua);
} else {
- pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc);
- pci_read_config_byte(hwif->pci_dev, addr_mask, &mode);
- pci_read_config_word(hwif->pci_dev, ma, &multi);
- pci_read_config_word(hwif->pci_dev, ua, &ultra);
+ pci_read_config_byte(dev, 0x8A, &scsc);
+ pci_read_config_byte(dev, addr_mask, &mode);
+ pci_read_config_word(dev, ma, &multi);
+ pci_read_config_word(dev, ua, &ultra);
}
mode &= ~((unit) ? 0x30 : 0x03);
@@ -293,9 +294,9 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
hwif->OUTW(multi, ma);
hwif->OUTW(ultra, ua);
} else {
- pci_write_config_byte(hwif->pci_dev, addr_mask, mode);
- pci_write_config_word(hwif->pci_dev, ma, multi);
- pci_write_config_word(hwif->pci_dev, ua, ultra);
+ pci_write_config_byte(dev, addr_mask, mode);
+ pci_write_config_word(dev, ma, multi);
+ pci_write_config_word(dev, ua, ultra);
}
}
@@ -303,6 +304,7 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
static int siimage_io_ide_dma_test_irq (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
u8 dma_altstat = 0;
unsigned long addr = siimage_selreg(hwif, 1);
@@ -311,7 +313,7 @@ static int siimage_io_ide_dma_test_irq (ide_drive_t *drive)
return 1;
/* return 1 if Device INTR asserted */
- pci_read_config_byte(hwif->pci_dev, addr, &dma_altstat);
+ pci_read_config_byte(dev, addr, &dma_altstat);
if (dma_altstat & 8)
return 0; //return 1;
return 0;
@@ -329,15 +331,18 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
unsigned long addr = siimage_selreg(hwif, 0x1);
+ void __iomem *sata_error_addr
+ = (void __iomem *)hwif->sata_scr[SATA_ERROR_OFFSET];
- if (SATA_ERROR_REG) {
+ if (sata_error_addr) {
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)) {
- u32 sata_error = readl((void __iomem *)SATA_ERROR_REG);
- writel(sata_error, (void __iomem *)SATA_ERROR_REG);
+ u32 sata_error = readl(sata_error_addr);
+
+ writel(sata_error, sata_error_addr);
watchdog = (sata_error & 0x00680000) ? 1 : 0;
printk(KERN_WARNING "%s: sata_error = 0x%08x, "
"watchdog = %d, %s\n",
@@ -377,13 +382,14 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive)
static int sil_sata_busproc(ide_drive_t * drive, int state)
{
ide_hwif_t *hwif = HWIF(drive);
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
u32 stat_config = 0;
unsigned long addr = siimage_selreg(hwif, 0);
if (hwif->mmio)
stat_config = readl((void __iomem *)addr);
else
- pci_read_config_dword(hwif->pci_dev, addr, &stat_config);
+ pci_read_config_dword(dev, addr, &stat_config);
switch (state) {
case BUSSTATE_ON:
@@ -415,13 +421,17 @@ static int sil_sata_busproc(ide_drive_t * drive, int state)
static int sil_sata_reset_poll(ide_drive_t *drive)
{
- if (SATA_STATUS_REG) {
- ide_hwif_t *hwif = HWIF(drive);
+ ide_hwif_t *hwif = drive->hwif;
+ void __iomem *sata_status_addr
+ = (void __iomem *)hwif->sata_scr[SATA_STATUS_OFFSET];
+
+ if (sata_status_addr) {
+ /* SATA Status is available only when in MMIO mode */
+ u32 sata_stat = readl(sata_status_addr);
- /* SATA_STATUS_REG is valid only when in MMIO mode */
- if ((readl((void __iomem *)SATA_STATUS_REG) & 0x03) != 0x03) {
+ if ((sata_stat & 0x03) != 0x03) {
printk(KERN_WARNING "%s: reset phy dead, status=0x%08x\n",
- hwif->name, readl((void __iomem *)SATA_STATUS_REG));
+ hwif->name, sata_stat);
HWGROUP(drive)->polling = 0;
return ide_started;
}
@@ -643,7 +653,7 @@ static unsigned int __devinit init_chipset_siimage(struct pci_dev *dev, const ch
static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
{
- struct pci_dev *dev = hwif->pci_dev;
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
void *addr = pci_get_drvdata(dev);
u8 ch = hwif->channel;
hw_regs_t hw;
@@ -694,9 +704,6 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
hwif->sata_scr[SATA_STATUS_OFFSET] = base + 0x104;
hwif->sata_scr[SATA_ERROR_OFFSET] = base + 0x108;
hwif->sata_scr[SATA_CONTROL_OFFSET] = base + 0x100;
- hwif->sata_misc[SATA_MISC_OFFSET] = base + 0x140;
- hwif->sata_misc[SATA_PHY_OFFSET] = base + 0x144;
- hwif->sata_misc[SATA_IEN_OFFSET] = base + 0x148;
}
memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports));
@@ -756,12 +763,14 @@ static void __devinit sil_quirkproc(ide_drive_t *drive)
static void __devinit init_iops_siimage(ide_hwif_t *hwif)
{
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
+
hwif->hwif_data = NULL;
/* Pessimal until we finish probing */
hwif->rqsize = 15;
- if (pci_get_drvdata(hwif->pci_dev) == NULL)
+ if (pci_get_drvdata(dev) == NULL)
return;
init_mmio_iops_siimage(hwif);
@@ -777,11 +786,12 @@ static void __devinit init_iops_siimage(ide_hwif_t *hwif)
static u8 __devinit ata66_siimage(ide_hwif_t *hwif)
{
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
unsigned long addr = siimage_selreg(hwif, 0);
u8 ata66 = 0;
- if (pci_get_drvdata(hwif->pci_dev) == NULL)
- pci_read_config_byte(hwif->pci_dev, addr, &ata66);
+ if (pci_get_drvdata(dev) == NULL)
+ pci_read_config_byte(dev, addr, &ata66);
else
ata66 = hwif->INB(addr);
@@ -820,15 +830,14 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
} else
hwif->udma_filter = &sil_pata_udma_filter;
+ hwif->cable_detect = ata66_siimage;
+
if (hwif->dma_base == 0)
return;
if (sata)
hwif->host_flags |= IDE_HFLAG_NO_ATAPI_DMA;
- if (hwif->cbl != ATA_CBL_PATA40_SHORT)
- hwif->cbl = ata66_siimage(hwif);
-
if (hwif->mmio) {
hwif->ide_dma_test_irq = &siimage_mmio_ide_dma_test_irq;
} else {
generated by cgit v1.1 at 2025-08-18 06:27:54 +0000