From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx> Subject: [PATCH] pata_cs5535: no need to program PIO0 timings during device init Core libata code takes care of it nowadays. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx> --- earlier references: https://lkml.org/lkml/2009/11/25/345 drivers/ata/pata_cs5535.c | 12 ------------ 1 file changed, 12 deletions(-) Index: b/drivers/ata/pata_cs5535.c =================================================================== --- a/drivers/ata/pata_cs5535.c +++ b/drivers/ata/pata_cs5535.c @@ -67,8 +67,6 @@ #define CS5535_CABLE_DETECT 0x48 -#define CS5535_BAD_PIO(timings) ( (timings&~0x80000000UL)==0x00009172 ) - /** * cs5535_cable_detect - detect cable type * @ap: Port to detect on @@ -188,16 +186,6 @@ static int cs5535_init_one(struct pci_de }; const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info }; - u32 timings, dummy; - - /* Check the BIOS set the initial timing clock. If not set the - timings for PIO0 */ - rdmsr(ATAC_CH0D0_PIO, timings, dummy); - if (CS5535_BAD_PIO(timings)) - wrmsr(ATAC_CH0D0_PIO, 0xF7F4F7F4UL, 0); - rdmsr(ATAC_CH0D1_PIO, timings, dummy); - if (CS5535_BAD_PIO(timings)) - wrmsr(ATAC_CH0D1_PIO, 0xF7F4F7F4UL, 0); return ata_pci_bmdma_init_one(dev, ppi, &cs5535_sht, NULL, 0); } -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
