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path: root/drivers/ata/pata_cmd64x.c
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Diffstat (limited to 'drivers/ata/pata_cmd64x.c')
-rw-r--r--drivers/ata/pata_cmd64x.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index 0efb1f58f25..4c81a71b887 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -2,6 +2,7 @@
* pata_cmd64x.c - CMD64x PATA for new ATA layer
* (C) 2005 Red Hat Inc
* Alan Cox <alan@lxorguk.ukuu.org.uk>
+ * (C) 2009-2010 Bartlomiej Zolnierkiewicz
*
* Based upon
* linux/drivers/ide/pci/cmd64x.c Version 1.30 Sept 10, 2002
@@ -39,11 +40,7 @@
enum {
CFR = 0x50,
- CFR_INTR_CH0 = 0x02,
- CNTRL = 0x51,
- CNTRL_DIS_RA0 = 0x40,
- CNTRL_DIS_RA1 = 0x80,
- CNTRL_ENA_2ND = 0x08,
+ CFR_INTR_CH0 = 0x04,
CMDTIM = 0x52,
ARTTIM0 = 0x53,
DRWTIM0 = 0x54,
@@ -53,9 +50,6 @@ enum {
ARTTIM23_DIS_RA2 = 0x04,
ARTTIM23_DIS_RA3 = 0x08,
ARTTIM23_INTR_CH1 = 0x10,
- ARTTIM2 = 0x57,
- ARTTIM3 = 0x57,
- DRWTIM23 = 0x58,
DRWTIM2 = 0x58,
BRST = 0x59,
DRWTIM3 = 0x5b,
@@ -63,14 +57,11 @@ enum {
MRDMODE = 0x71,
MRDMODE_INTR_CH0 = 0x04,
MRDMODE_INTR_CH1 = 0x08,
- MRDMODE_BLK_CH0 = 0x10,
- MRDMODE_BLK_CH1 = 0x20,
BMIDESR0 = 0x72,
UDIDETCR0 = 0x73,
DTPR0 = 0x74,
BMIDECR1 = 0x78,
BMIDECSR = 0x79,
- BMIDESR1 = 0x7A,
UDIDETCR1 = 0x7B,
DTPR1 = 0x7C
};
@@ -130,8 +121,14 @@ static void cmd64x_set_timing(struct ata_port *ap, struct ata_device *adev, u8 m
if (pair) {
struct ata_timing tp;
+
ata_timing_compute(pair, pair->pio_mode, &tp, T, 0);
ata_timing_merge(&t, &tp, &t, ATA_TIMING_SETUP);
+ if (pair->dma_mode) {
+ ata_timing_compute(pair, pair->dma_mode,
+ &tp, T, 0);
+ ata_timing_merge(&tp, &t, &t, ATA_TIMING_SETUP);
+ }
}
}
@@ -147,7 +144,9 @@ static void cmd64x_set_timing(struct ata_port *ap, struct ata_device *adev, u8 m
/* Now convert the clocks into values we can actually stuff into
the chip */
- if (t.recover > 1)
+ if (t.recover == 16)
+ t.recover = 0;
+ else if (t.recover > 1)
t.recover--;
else
t.recover = 15;
@@ -245,7 +244,7 @@ static void cmd648_bmdma_stop(struct ata_queued_cmd *qc)
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u8 dma_intr;
int dma_mask = ap->port_no ? ARTTIM23_INTR_CH1 : CFR_INTR_CH0;
- int dma_reg = ap->port_no ? ARTTIM2 : CFR;
+ int dma_reg = ap->port_no ? ARTTIM23 : CFR;
ata_bmdma_stop(qc);
@@ -368,7 +367,7 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
pci_write_config_byte(pdev, UDIDETCR0, 0xF0);
#endif
- return ata_pci_sff_init_one(pdev, ppi, &cmd64x_sht, NULL);
+ return ata_pci_sff_init_one(pdev, ppi, &cmd64x_sht, NULL, 0);
}
#ifdef CONFIG_PM