Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/dtor/input

[pandora-kernel.git] / drivers / ide / pci / sis5513.c

diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index 6b31313..2ba0669 100644 (file)
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -667,67 +667,20 @@ 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) {
-
-               if (ide_use_dma(drive)) {
-                       if (config_chipset_for_dma(drive))
-                               return hwif->ide_dma_on(drive);
-               }
-
-               goto fast_ata_pio;
+       if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+               return 0;
 
-       } else if ((id->capability & 8) || (id->field_valid & 2)) {
-fast_ata_pio:
+       if (ide_use_fast_pio(drive))
                sis5513_tune_drive(drive, 5);
-               return hwif->ide_dma_off_quietly(drive);
-       }
-       /* IORDY not supported */
-       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);
+       return -1;
 }
-*/
 
 /* Chip detection and general config */
 static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const char *name)
@@ -968,7 +921,7 @@ static struct pci_driver driver = {
        .probe          = sis5513_init_one,
 };
 
-static int sis5513_ide_init(void)
+static int __init sis5513_ide_init(void)
 {
        return ide_pci_register_driver(&driver);
 }