From 18137207236285989dfc0ee7f929b954199228f3 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Thu, 10 May 2007 00:01:07 +0200 Subject: ide: fix UDMA/MWDMA/SWDMA masks (v3) * use 0x00 instead of 0x80 to disable ->{ultra,mwdma,swdma}_mask * add udma_mask field to ide_pci_device_t and use it to initialize ->ultra_mask in aec62xx, cmd64x, pdc202xx_{new,old} and piix drivers * fix UDMA masks to match with chipset specific *_ratemask() (alim15x3, hpt366, serverworks and siimage drivers need UDMA mask filtering method - done in the next patch) v2: * piix: fix cable detection for 82801AA_1 and 82372FB_1 [ Noticed by Sergei Shtylyov . ] * cmd64x: use hwif->cds->udma_mask [ Suggested by Sergei Shtylyov . ] * aec62xx: fix newly introduced bug - check DMA status not command register [ Noticed by Sergei Shtylyov . ] v3: * piix: use hwif->cds->udma_mask [ Suggested by Sergei Shtylyov . ] Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/pci/alim15x3.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'drivers/ide/pci/alim15x3.c') diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 946a12746cb5..26c27d946c67 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -783,8 +783,17 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) hwif->atapi_dma = 1; - if (m5229_revision > 0x20) - hwif->ultra_mask = 0x7f; + if (m5229_revision <= 0x20) + hwif->ultra_mask = 0x00; /* no udma */ + else if (m5229_revision < 0xC2) + hwif->ultra_mask = 0x07; /* udma0-2 */ + else if (m5229_revision == 0xC2 || m5229_revision == 0xC3) + hwif->ultra_mask = 0x1f; /* udma0-4 */ + else if (m5229_revision == 0xC4) + hwif->ultra_mask = 0x3f; /* udma0-5 */ + else + hwif->ultra_mask = 0x7f; /* udma0-6 */ + hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; -- cgit v1.2.3