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opti621: remove DMA support

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These controllers don't support DMA.

Based on a bugreport from Juergen Kosel & inspired by pata_opti.c code.

Tested-by: Juergen Kosel <juergen.kosel@gmx.de>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2008-06-15 21:00:21 +02:00
parent 62128b2ca8
commit f361037631
1 changed files with 2 additions and 6 deletions
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8
drivers/ide/pci/opti621.c
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@@ -324,18 +324,14 @@ static const struct ide_port_info opti621_chipsets[] __devinitdata = {
.name = "OPTI621", .name = "OPTI621",
.enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} }, .enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
.port_ops = &opti621_port_ops, .port_ops = &opti621_port_ops,
.host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA, .host_flags = IDE_HFLAG_NO_DMA,
.pio_mask = ATA_PIO3, .pio_mask = ATA_PIO3,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
}, { /* 1 */ }, { /* 1 */
.name = "OPTI621X", .name = "OPTI621X",
.enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} }, .enablebits = { {0x45, 0x80, 0x00}, {0x40, 0x08, 0x00} },
.port_ops = &opti621_port_ops, .port_ops = &opti621_port_ops,
.host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA, .host_flags = IDE_HFLAG_NO_DMA,
.pio_mask = ATA_PIO3, .pio_mask = ATA_PIO3,
.swdma_mask = ATA_SWDMA2,
.mwdma_mask = ATA_MWDMA2,
} }
}; };