diff options
Diffstat (limited to 'drivers/ide/pci/slc90e66.c')
-rw-r--r-- | drivers/ide/pci/slc90e66.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index 575dbbd8b48..ae8e9132457 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/slc90e66.c Version 0.14 February 8, 2007 + * linux/drivers/ide/pci/slc90e66.c Version 0.16 Jul 14, 2007 * * Copyright (C) 2000-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2006-2007 MontaVista Software, Inc. <source@mvista.com> @@ -29,20 +29,14 @@ static u8 slc90e66_dma_2_pio (u8 xfer_rate) { case XFER_UDMA_1: case XFER_UDMA_0: case XFER_MW_DMA_2: - case XFER_PIO_4: return 4; case XFER_MW_DMA_1: - case XFER_PIO_3: return 3; case XFER_SW_DMA_2: - case XFER_PIO_2: return 2; case XFER_MW_DMA_0: case XFER_SW_DMA_1: case XFER_SW_DMA_0: - case XFER_PIO_1: - case XFER_PIO_0: - case XFER_PIO_SLOW: default: return 0; } @@ -101,19 +95,17 @@ static void slc90e66_tune_pio (ide_drive_t *drive, u8 pio) spin_unlock_irqrestore(&ide_lock, flags); } -static void slc90e66_tune_drive (ide_drive_t *drive, u8 pio) +static void slc90e66_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); slc90e66_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } -static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed) +static int slc90e66_tune_chipset(ide_drive_t *drive, const u8 speed) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u8 maslave = hwif->channel ? 0x42 : 0x40; - u8 speed = ide_rate_filter(drive, xferspeed); int sitre = 0, a_speed = 7 << (drive->dn * 4); int u_speed = 0, u_flag = 1 << drive->dn; u16 reg4042, reg44, reg48, reg4a; @@ -133,10 +125,6 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed) case XFER_MW_DMA_2: case XFER_MW_DMA_1: case XFER_SW_DMA_2: break; - case XFER_PIO_4: - case XFER_PIO_3: - case XFER_PIO_2: - case XFER_PIO_0: break; default: return -1; } @@ -157,6 +145,7 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed) } slc90e66_tune_pio(drive, slc90e66_dma_2_pio(speed)); + return ide_config_drive_speed(drive, speed); } @@ -168,7 +157,7 @@ static int slc90e66_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - slc90e66_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -184,7 +173,7 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) hwif->irq = hwif->channel ? 15 : 14; hwif->speedproc = &slc90e66_tune_chipset; - hwif->tuneproc = &slc90e66_tune_drive; + hwif->set_pio_mode = &slc90e66_set_pio_mode; pci_read_config_byte(hwif->pci_dev, 0x47, ®47); @@ -214,10 +203,10 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) static ide_pci_device_t slc90e66_chipset __devinitdata = { .name = "SLC90E66", .init_hwif = init_hwif_slc90e66, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit slc90e66_init_one(struct pci_dev *dev, const struct pci_device_id *id) |