[PATCH] pdc202xx_old: remove broken SWDMA support Documentation doesn't mention SWDMA and moreover all timings used for SWDMA modes were over-clocked when compared to ATA spec. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/pci/pdc202xx_old.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) Index: b/drivers/ide/pci/pdc202xx_old.c =================================================================== --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/pdc202xx_old.c Version 0.51 Jul 27, 2007 + * linux/drivers/ide/pci/pdc202xx_old.c Version 0.52 Aug 27, 2007 * * Copyright (C) 1998-2002 Andre Hedrick * Copyright (C) 2006-2007 MontaVista Software, Inc. @@ -97,9 +97,6 @@ static void pdc202xx_set_mode(ide_drive_ case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break; case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break; case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break; - case XFER_SW_DMA_2: TB = 0x60; TC = 0x05; break; - case XFER_SW_DMA_1: TB = 0x80; TC = 0x06; break; - case XFER_SW_DMA_0: TB = 0xC0; TC = 0x0B; break; case XFER_PIO_4: TA = 0x01; TB = 0x04; break; case XFER_PIO_3: TA = 0x02; TB = 0x06; break; case XFER_PIO_2: TA = 0x03; TB = 0x08; break; @@ -329,7 +326,6 @@ static void __devinit init_hwif_pdc202xx hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; hwif->dma_timeout = &pdc202xx_dma_timeout;