/*
- * linux/drivers/ide/pci/atiixp.c Version 0.03 Aug 3 2007
- *
* Copyright (C) 2003 ATI Inc. <hyu@ati.com>
* Copyright (C) 2004,2007 Bartlomiej Zolnierkiewicz
*/
{ 0x02, 0x00 },
};
-static int save_mdma_mode[4];
-
static DEFINE_SPINLOCK(atiixp_lock);
-static void atiixp_dma_host_on(ide_drive_t *drive)
-{
- struct pci_dev *dev = drive->hwif->pci_dev;
- unsigned long flags;
- u16 tmp16;
-
- spin_lock_irqsave(&atiixp_lock, flags);
-
- pci_read_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
- if (save_mdma_mode[drive->dn])
- tmp16 &= ~(1 << drive->dn);
- else
- tmp16 |= (1 << drive->dn);
- pci_write_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
-
- spin_unlock_irqrestore(&atiixp_lock, flags);
-
- ide_dma_host_on(drive);
-}
-
-static void atiixp_dma_host_off(ide_drive_t *drive)
-{
- struct pci_dev *dev = drive->hwif->pci_dev;
- unsigned long flags;
- u16 tmp16;
-
- spin_lock_irqsave(&atiixp_lock, flags);
-
- pci_read_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, &tmp16);
- tmp16 &= ~(1 << drive->dn);
- pci_write_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, tmp16);
-
- spin_unlock_irqrestore(&atiixp_lock, flags);
-
- ide_dma_host_off(drive);
-}
-
/**
* atiixp_set_pio_mode - set host controller for PIO mode
* @drive: drive
static void atiixp_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
- struct pci_dev *dev = drive->hwif->pci_dev;
+ struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
unsigned long flags;
int timing_shift = (drive->dn & 2) ? 16 : 0 + (drive->dn & 1) ? 0 : 8;
u32 pio_timing_data;
static void atiixp_set_dma_mode(ide_drive_t *drive, const u8 speed)
{
- struct pci_dev *dev = drive->hwif->pci_dev;
+ struct pci_dev *dev = to_pci_dev(drive->hwif->dev);
unsigned long flags;
int timing_shift = (drive->dn & 2) ? 16 : 0 + (drive->dn & 1) ? 0 : 8;
u32 tmp32;
u16 tmp16;
-
- if (speed < XFER_MW_DMA_0)
- return;
+ u16 udma_ctl = 0;
spin_lock_irqsave(&atiixp_lock, flags);
- save_mdma_mode[drive->dn] = 0;
+ pci_read_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, &udma_ctl);
+
if (speed >= XFER_UDMA_0) {
pci_read_config_word(dev, ATIIXP_IDE_UDMA_MODE, &tmp16);
tmp16 &= ~(0x07 << (drive->dn * 4));
tmp16 |= ((speed & 0x07) << (drive->dn * 4));
pci_write_config_word(dev, ATIIXP_IDE_UDMA_MODE, tmp16);
- } else {
- if ((speed >= XFER_MW_DMA_0) && (speed <= XFER_MW_DMA_2)) {
- save_mdma_mode[drive->dn] = speed;
- pci_read_config_dword(dev, ATIIXP_IDE_MDMA_TIMING, &tmp32);
- tmp32 &= ~(0xff << timing_shift);
- tmp32 |= (mdma_timing[speed & 0x03].recover_width << timing_shift) |
- (mdma_timing[speed & 0x03].command_width << (timing_shift + 4));
- pci_write_config_dword(dev, ATIIXP_IDE_MDMA_TIMING, tmp32);
- }
+
+ udma_ctl |= (1 << drive->dn);
+ } else if (speed >= XFER_MW_DMA_0) {
+ u8 i = speed & 0x03;
+
+ pci_read_config_dword(dev, ATIIXP_IDE_MDMA_TIMING, &tmp32);
+ tmp32 &= ~(0xff << timing_shift);
+ tmp32 |= (mdma_timing[i].recover_width << timing_shift) |
+ (mdma_timing[i].command_width << (timing_shift + 4));
+ pci_write_config_dword(dev, ATIIXP_IDE_MDMA_TIMING, tmp32);
+
+ udma_ctl &= ~(1 << drive->dn);
}
+ pci_write_config_word(dev, ATIIXP_IDE_UDMA_CONTROL, udma_ctl);
+
spin_unlock_irqrestore(&atiixp_lock, flags);
}
static void __devinit init_hwif_atiixp(ide_hwif_t *hwif)
{
- u8 udma_mode = 0;
- u8 ch = hwif->channel;
- struct pci_dev *pdev = hwif->pci_dev;
+ struct pci_dev *pdev = to_pci_dev(hwif->dev);
+ u8 udma_mode = 0, ch = hwif->channel;
- if (!hwif->irq)
- hwif->irq = ch ? 15 : 14;
-
- hwif->autodma = 0;
hwif->set_pio_mode = &atiixp_set_pio_mode;
hwif->set_dma_mode = &atiixp_set_dma_mode;
- hwif->drives[0].autotune = 1;
- hwif->drives[1].autotune = 1;
if (!hwif->dma_base)
return;
- hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x3f;
- hwif->mwdma_mask = 0x07;
-
pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ch, &udma_mode);
if ((udma_mode & 0x07) >= 0x04 || (udma_mode & 0x70) >= 0x40)
hwif->cbl = ATA_CBL_PATA80;
else
hwif->cbl = ATA_CBL_PATA40;
-
- hwif->dma_host_on = &atiixp_dma_host_on;
- hwif->dma_host_off = &atiixp_dma_host_off;
-
- if (!noautodma)
- hwif->autodma = 1;
-
- hwif->drives[1].autodma = hwif->autodma;
- hwif->drives[0].autodma = hwif->autodma;
}
-
-static ide_pci_device_t atiixp_pci_info[] __devinitdata = {
+static const struct ide_port_info atiixp_pci_info[] __devinitdata = {
{ /* 0 */
.name = "ATIIXP",
.init_hwif = init_hwif_atiixp,
- .autodma = AUTODMA,
.enablebits = {{0x48,0x01,0x00}, {0x48,0x08,0x00}},
- .bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA5,
},{ /* 1 */
.name = "SB600_PATA",
.init_hwif = init_hwif_atiixp,
- .autodma = AUTODMA,
.enablebits = {{0x48,0x01,0x00}, {0x00,0x00,0x00}},
- .bootable = ON_BOARD,
- .host_flags = IDE_HFLAG_SINGLE,
+ .host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_LEGACY_IRQS |
+ IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA5,
},
};
return ide_setup_pci_device(dev, &atiixp_pci_info[id->driver_data]);
}
-static struct pci_device_id atiixp_pci_tbl[] = {
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP200_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},
- { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+static const struct pci_device_id atiixp_pci_tbl[] = {
+ { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP200_IDE), 0 },
+ { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP300_IDE), 0 },
+ { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), 0 },
+ { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), 1 },
+ { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), 0 },
{ 0, },
};
MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
git.openpandora.org / pandora-kernel.git / blobdiff