diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2011-10-11 20:04:05 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2011-10-14 13:08:05 -0400 |
| commit | 73222c2ddf5e2da2223d0b7329bad85c7e6ae1f8 (patch) | |
| tree | dcea643e37026c9033f6649d2237723f4132c70b /drivers/ata | |
| parent | f4c6ae50209a4405b2b0bc99eb449060877eef42 (diff) | |
| download | linux-73222c2ddf5e2da2223d0b7329bad85c7e6ae1f8.tar.bz2 | |
pata_cs5535: no need to program PIO0 timings during device init
Core libata code takes care of it nowadays.
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_cs5535.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c index 697a3edd38c3..a0b4640125ae 100644 --- 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_dev *dev, const struct pci_device_id *id) }; 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); } |