Turn open-coded checks in piix_set_timings() into PIIX_FLAG_* flags per suggestion from Alan Cox. Suggested-by: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx> --- - On top of https://lkml.org/lkml/2011/2/8/97 patchset. - Get the reverse logic correct this time. drivers/ata/ata_piix.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) Index: b/drivers/ata/ata_piix.c =================================================================== --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -133,6 +133,8 @@ enum { PIIX_FLAG_CHECKINTR = (1 << 28), /* make sure PCI INTx enabled */ PIIX_FLAG_SIDPR = (1 << 29), /* SATA idx/data pair regs */ + PIIX_FLAG_NO_SITRE = (1 << 30), /* no SITRE register */ + PIIX_FLAG_RADISYS = (1 << 31), /* host is Radisys R82600 */ PIIX_PATA_FLAGS = ATA_FLAG_SLAVE_POSS, PIIX_SATA_FLAGS = ATA_FLAG_SATA | PIIX_FLAG_CHECKINTR, @@ -698,7 +700,7 @@ static struct ata_port_info piix_port_in [oldpiix_pata] = { - .flags = PIIX_PATA_FLAGS, + .flags = PIIX_PATA_FLAGS | PIIX_FLAG_NO_SITRE, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA12_ONLY, .port_ops = &oldpiix_pata_ops, @@ -706,7 +708,8 @@ static struct ata_port_info piix_port_in [radisys_pata] = { - .flags = PIIX_PATA_FLAGS, + .flags = PIIX_PATA_FLAGS | PIIX_FLAG_NO_SITRE | + PIIX_FLAG_RADISYS, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA12_ONLY, .udma_mask = ATA_UDMA24_ONLY, @@ -859,10 +862,8 @@ static void piix_set_timings(struct ata_ struct pci_dev *dev = to_pci_dev(ap->host->dev); unsigned long flags; unsigned int is_slave = (adev->devno != 0); - unsigned int is_radisys = (dev->vendor == PCI_VENDOR_ID_RADISYS && - dev->device == 0x8201); - unsigned int has_sitre = (dev->vendor != PCI_VENDOR_ID_INTEL || - dev->device != 0x1230) && !is_radisys; + unsigned int is_radisys = (ap->flags & PIIX_FLAG_RADISYS) ? 1 : 0; + unsigned int has_sitre = (ap->flags & PIIX_FLAG_NO_SITRE) ? 0 : 1; unsigned int master_port= ap->port_no ? 0x42 : 0x40; unsigned int slave_port = 0x44; u16 master_data; -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
