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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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2011-10-11 20:17:05 +02:00 committed by Jeff Garzik
parent 6013995af6
commit 6352187ee8
1 changed files with 13 additions and 11 deletions
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24
drivers/ata/pata_sil680.c
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@ -38,11 +38,12 @@
/** /**
* sil680_selreg - return register base * sil680_selreg - return register base
* @hwif: interface * @ap: ATA interface
* @r: config offset * @r: config offset
* *
* Turn a config register offset into the right address in either * Turn a config register offset into the right address in PCI space
* PCI space or MMIO space to access the control register in question * to access the control register in question.
*
* Thankfully this is a configuration operation so isn't performance * Thankfully this is a configuration operation so isn't performance
* criticial. * criticial.
*/ */
@ -56,12 +57,12 @@ static unsigned long sil680_selreg(struct ata_port *ap, int r)
/** /**
* sil680_seldev - return register base * sil680_seldev - return register base
* @hwif: interface * @ap: ATA interface
* @r: config offset * @r: config offset
* *
* Turn a config register offset into the right address in either * Turn a config register offset into the right address in PCI space
* PCI space or MMIO space to access the control register in question * to access the control register in question including accounting for
* including accounting for the unit shift. * the unit shift.
*/ */
static unsigned long sil680_seldev(struct ata_port *ap, struct ata_device *adev, int r) 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 * @ap: ATA interface
* @adev: ATA device * @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 * @ap: ATA interface
* @adev: ATA device * @adev: ATA device
* *
* Program the MWDMA/UDMA modes for the sil680 k * Program the MWDMA/UDMA modes for the sil680 chipset.
* chipset. The MWDMA mode values are pulled from a lookup table *
* The MWDMA mode values are pulled from a lookup table
* while the chipset uses mode number for UDMA. * while the chipset uses mode number for UDMA.
*/ */