diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2011-10-11 20:17:05 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2011-10-14 12:41:30 -0400 |
| commit | 6352187ee886811afe7f8f3cc08664f59b364aa8 (patch) | |
| tree | 5472a4854ab2232f09673f4813011a65ba855c9f /drivers/ata/pata_sil680.c | |
| parent | 6013995af69a2f4f22b3f3274972742edacc44ac (diff) | |
pata_sil680: documentation fixes
Fix documentation for sil680_sel[reg,dev]() and sil680_set_[pio,dma]mode().
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/pata_sil680.c')
| -rw-r--r-- | drivers/ata/pata_sil680.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index 31f759b0ab71..0e2a5d22bbd3 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -38,11 +38,12 @@ /** * sil680_selreg - return register base - * @hwif: interface + * @ap: ATA interface * @r: config offset * - * Turn a config register offset into the right address in either - * PCI space or MMIO space to access the control register in question + * Turn a config register offset into the right address in PCI space + * to access the control register in question. + * * Thankfully this is a configuration operation so isn't performance * criticial. */ @@ -56,12 +57,12 @@ static unsigned long sil680_selreg(struct ata_port *ap, int r) /** * sil680_seldev - return register base - * @hwif: interface + * @ap: ATA interface * @r: config offset * - * Turn a config register offset into the right address in either - * PCI space or MMIO space to access the control register in question - * including accounting for the unit shift. + * Turn a config register offset into the right address in PCI space + * to access the control register in question including accounting for + * the unit shift. */ static unsigned long sil680_seldev(struct ata_port *ap, struct ata_device *adev, int r) @@ -93,7 +94,7 @@ static int sil680_cable_detect(struct ata_port *ap) { } /** - * sil680_set_piomode - set initial PIO mode data + * sil680_set_piomode - set PIO mode data * @ap: ATA interface * @adev: ATA device * @@ -140,12 +141,13 @@ static void sil680_set_piomode(struct ata_port *ap, struct ata_device *adev) } /** - * sil680_set_dmamode - set initial DMA mode data + * sil680_set_dmamode - set DMA mode data * @ap: ATA interface * @adev: ATA device * - * Program the MWDMA/UDMA modes for the sil680 k - * chipset. The MWDMA mode values are pulled from a lookup table + * Program the MWDMA/UDMA modes for the sil680 chipset. + * + * The MWDMA mode values are pulled from a lookup table * while the chipset uses mode number for UDMA. */ |