diff options
Diffstat (limited to 'drivers/ide/pci/opti621.c')
| -rw-r--r-- | drivers/ide/pci/opti621.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index 250662ea18a..8953d9c3926 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/opti621.c Version 0.7 Sept 10, 2002 + * linux/drivers/ide/pci/opti621.c Version 0.9 Sep 24, 2007 * * Copyright (C) 1996-1998 Linus Torvalds & authors (see below) */ @@ -57,9 +57,6 @@ * There is a 25/33MHz switch in configuration * register, but driver is written for use at any frequency which get * (use idebus=xx to select PCI bus speed). - * Use hda=autotune and hdb=autotune for automatical tune of the PIO modes. - * If you get strange results, do not use this and set PIO manually - * by hdparm. * * Version 0.1, Nov 8, 1996 * by Jaromir Koutek, for 2.1.8. @@ -136,6 +133,8 @@ static int reg_base; #define PIO_NOT_EXIST 254 #define PIO_DONT_KNOW 255 +static DEFINE_SPINLOCK(opti621_lock); + /* there are stored pio numbers from other calls of opti621_set_pio_mode */ static void compute_pios(ide_drive_t *drive, const u8 pio) /* Store values into drive->drive_data @@ -281,7 +280,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) second.recovery_time, drdy); #endif - spin_lock_irqsave(&ide_lock, flags); + spin_lock_irqsave(&opti621_lock, flags); reg_base = hwif->io_ports[IDE_DATA_OFFSET]; @@ -320,7 +319,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) /* and read prefetch for both drives */ write_reg(misc, MISC_REG); - spin_unlock_irqrestore(&ide_lock, flags); + spin_unlock_irqrestore(&opti621_lock, flags); } /* @@ -332,32 +331,27 @@ static void __devinit init_hwif_opti621 (ide_hwif_t *hwif) hwif->drives[1].drive_data = PIO_DONT_KNOW; hwif->set_pio_mode = &opti621_set_pio_mode; - - if (!(hwif->dma_base)) - return; - - hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; } -static ide_pci_device_t opti621_chipsets[] __devinitdata = { +static const struct ide_port_info opti621_chipsets[] __devinitdata = { { /* 0 */ .name = "OPTI621", .init_hwif = init_hwif_opti621, - .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, - .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | + IDE_HFLAG_BOOTABLE, .pio_mask = ATA_PIO3, - .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA, + .swdma_mask = ATA_SWDMA2, + .mwdma_mask = ATA_MWDMA2, },{ /* 1 */ .name = "OPTI621X", .init_hwif = init_hwif_opti621, - .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, - .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | + IDE_HFLAG_BOOTABLE, .pio_mask = ATA_PIO3, - .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA, + .swdma_mask = ATA_SWDMA2, + .mwdma_mask = ATA_MWDMA2, } }; |