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| author | Bartlomiej Zolnierkiewicz | 2007-02-17 02:40:24 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz | 2007-02-17 02:40:24 +0100 |
| commit | ac4a306537b97fcae5da96bedcf521f6dfdf9753 (patch) | |
| tree | bdbb4d111063e89abf765cc58bfbe700424aafbb /drivers/ide | |
| parent | piix: cleanup (diff) | |
| download | kernel-qcow2-linux-ac4a306537b97fcae5da96bedcf521f6dfdf9753.tar.gz kernel-qcow2-linux-ac4a306537b97fcae5da96bedcf521f6dfdf9753.tar.xz kernel-qcow2-linux-ac4a306537b97fcae5da96bedcf521f6dfdf9753.zip | |
sis5513: sis5513_config_xfer_rate() cleanup
* remove bogus comment for sis5513_config_xfer_rate()
* there is no need to call config_drive_art_rwp() because
it is called by config_art_rwp_pio()
* remove needless wrapper
* remove stale "TODO" comment
(IDE core should provide generic tuning code)
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/pci/sis5513.c | 41 |
1 files changed, 3 insertions, 38 deletions
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 1afff659ab55..e71552e64ae4 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -667,11 +667,13 @@ static int config_chipset_for_dma (ide_drive_t *drive) return ide_dma_enable(drive); } -static int sis5513_config_drive_xfer_rate (ide_drive_t *drive) +static int sis5513_config_xfer_rate(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct hd_driveid *id = drive->id; + config_art_rwp_pio(drive, 5); + drive->init_speed = 0; if (id && (id->capability & 1) && drive->autodma) { @@ -692,43 +694,6 @@ fast_ata_pio: return 0; } -/* initiates/aborts (U)DMA read/write operations on a drive. */ -static int sis5513_config_xfer_rate (ide_drive_t *drive) -{ - config_drive_art_rwp(drive); - config_art_rwp_pio(drive, 5); - return sis5513_config_drive_xfer_rate(drive); -} - -/* - Future simpler config_xfer_rate : - When ide_find_best_mode is made bad-drive aware - - remove config_drive_xfer_rate and config_chipset_for_dma, - - replace config_xfer_rate with the following - -static int sis5513_config_xfer_rate (ide_drive_t *drive) -{ - u16 w80 = HWIF(drive)->udma_four; - u16 speed; - - config_drive_art_rwp(drive); - config_art_rwp_pio(drive, 5); - - speed = ide_find_best_mode(drive, - XFER_PIO | XFER_EPIO | XFER_SWDMA | XFER_MWDMA | - (chipset_family >= ATA_33 ? XFER_UDMA : 0) | - (w80 && chipset_family >= ATA_66 ? XFER_UDMA_66 : 0) | - (w80 && chipset_family >= ATA_100a ? XFER_UDMA_100 : 0) | - (w80 && chipset_family >= ATA_133a ? XFER_UDMA_133 : 0)); - - sis5513_tune_chipset(drive, speed); - - if (drive->autodma && (speed & XFER_MODE) != XFER_PIO) - return HWIF(drive)->ide_dma_on(drive); - return HWIF(drive)->ide_dma_off_quietly(drive); -} -*/ - /* Chip detection and general config */ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const char *name) { |