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path: root/drivers/ide/pdc202xx_old.c
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Diffstat (limited to 'drivers/ide/pdc202xx_old.c')
-rw-r--r--drivers/ide/pdc202xx_old.c106
1 files changed, 5 insertions, 101 deletions
diff --git a/drivers/ide/pdc202xx_old.c b/drivers/ide/pdc202xx_old.c
index 248a54bd238..b6abf7e52ca 100644
--- a/drivers/ide/pdc202xx_old.c
+++ b/drivers/ide/pdc202xx_old.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
- * Copyright (C) 2006-2007 MontaVista Software, Inc.
+ * Copyright (C) 2006-2007, 2009 MontaVista Software, Inc.
* Copyright (C) 2007 Bartlomiej Zolnierkiewicz
*
* Portions Copyright (C) 1999 Promise Technology, Inc.
@@ -23,18 +23,6 @@
#define PDC202XX_DEBUG_DRIVE_INFO 0
-static const char *pdc_quirk_drives[] = {
- "QUANTUM FIREBALLlct08 08",
- "QUANTUM FIREBALLP KA6.4",
- "QUANTUM FIREBALLP KA9.1",
- "QUANTUM FIREBALLP LM20.4",
- "QUANTUM FIREBALLP KX13.6",
- "QUANTUM FIREBALLP KX20.5",
- "QUANTUM FIREBALLP KX27.3",
- "QUANTUM FIREBALLP LM20.5",
- NULL
-};
-
static void pdc_old_disable_66MHz_clock(ide_hwif_t *);
static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed)
@@ -151,19 +139,6 @@ static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif)
outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
}
-static void pdc202xx_quirkproc(ide_drive_t *drive)
-{
- const char **list, *m = (char *)&drive->id[ATA_ID_PROD];
-
- for (list = pdc_quirk_drives; *list != NULL; list++)
- if (strstr(m, *list) != NULL) {
- drive->quirk_list = 2;
- return;
- }
-
- drive->quirk_list = 0;
-}
-
static void pdc202xx_dma_start(ide_drive_t *drive)
{
if (drive->current_speed > XFER_UDMA_2)
@@ -177,7 +152,7 @@ static void pdc202xx_dma_start(ide_drive_t *drive)
u8 clock = inb(high_16 + 0x11);
outb(clock | (hwif->channel ? 0x08 : 0x02), high_16 + 0x11);
- word_count = (rq->nr_sectors << 8);
+ word_count = (blk_rq_sectors(rq) << 8);
word_count = (rq_data_dir(rq) == READ) ?
word_count | 0x05000000 :
word_count | 0x06000000;
@@ -203,61 +178,6 @@ static int pdc202xx_dma_end(ide_drive_t *drive)
return ide_dma_end(drive);
}
-static int pdc202xx_dma_test_irq(ide_drive_t *drive)
-{
- ide_hwif_t *hwif = drive->hwif;
- unsigned long high_16 = hwif->extra_base - 16;
- u8 dma_stat = inb(hwif->dma_base + ATA_DMA_STATUS);
- u8 sc1d = inb(high_16 + 0x001d);
-
- if (hwif->channel) {
- /* bit7: Error, bit6: Interrupting, bit5: FIFO Full, bit4: FIFO Empty */
- if ((sc1d & 0x50) == 0x50)
- goto somebody_else;
- else if ((sc1d & 0x40) == 0x40)
- return (dma_stat & 4) == 4;
- } else {
- /* bit3: Error, bit2: Interrupting, bit1: FIFO Full, bit0: FIFO Empty */
- if ((sc1d & 0x05) == 0x05)
- goto somebody_else;
- else if ((sc1d & 0x04) == 0x04)
- return (dma_stat & 4) == 4;
- }
-somebody_else:
- return (dma_stat & 4) == 4; /* return 1 if INTR asserted */
-}
-
-static void pdc202xx_reset_host (ide_hwif_t *hwif)
-{
- unsigned long high_16 = hwif->extra_base - 16;
- u8 udma_speed_flag = inb(high_16 | 0x001f);
-
- outb(udma_speed_flag | 0x10, high_16 | 0x001f);
- mdelay(100);
- outb(udma_speed_flag & ~0x10, high_16 | 0x001f);
- mdelay(2000); /* 2 seconds ?! */
-
- printk(KERN_WARNING "PDC202XX: %s channel reset.\n",
- hwif->channel ? "Secondary" : "Primary");
-}
-
-static void pdc202xx_reset (ide_drive_t *drive)
-{
- ide_hwif_t *hwif = drive->hwif;
- ide_hwif_t *mate = hwif->mate;
-
- pdc202xx_reset_host(hwif);
- pdc202xx_reset_host(mate);
-
- ide_set_max_pio(drive);
-}
-
-static void pdc202xx_dma_lost_irq(ide_drive_t *drive)
-{
- pdc202xx_reset(drive);
- ide_dma_lost_irq(drive);
-}
-
static int init_chipset_pdc202xx(struct pci_dev *dev)
{
unsigned long dmabase = pci_resource_start(dev, 4);
@@ -311,38 +231,22 @@ static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev,
static const struct ide_port_ops pdc20246_port_ops = {
.set_pio_mode = pdc202xx_set_pio_mode,
.set_dma_mode = pdc202xx_set_mode,
- .quirkproc = pdc202xx_quirkproc,
};
static const struct ide_port_ops pdc2026x_port_ops = {
.set_pio_mode = pdc202xx_set_pio_mode,
.set_dma_mode = pdc202xx_set_mode,
- .quirkproc = pdc202xx_quirkproc,
- .resetproc = pdc202xx_reset,
.cable_detect = pdc2026x_cable_detect,
};
-static const struct ide_dma_ops pdc20246_dma_ops = {
- .dma_host_set = ide_dma_host_set,
- .dma_setup = ide_dma_setup,
- .dma_start = ide_dma_start,
- .dma_end = ide_dma_end,
- .dma_test_irq = pdc202xx_dma_test_irq,
- .dma_lost_irq = pdc202xx_dma_lost_irq,
- .dma_timer_expiry = ide_dma_sff_timer_expiry,
- .dma_clear = pdc202xx_reset,
- .dma_sff_read_status = ide_dma_sff_read_status,
-};
-
static const struct ide_dma_ops pdc2026x_dma_ops = {
.dma_host_set = ide_dma_host_set,
.dma_setup = ide_dma_setup,
.dma_start = pdc202xx_dma_start,
.dma_end = pdc202xx_dma_end,
- .dma_test_irq = pdc202xx_dma_test_irq,
- .dma_lost_irq = pdc202xx_dma_lost_irq,
+ .dma_test_irq = ide_dma_test_irq,
+ .dma_lost_irq = ide_dma_lost_irq,
.dma_timer_expiry = ide_dma_sff_timer_expiry,
- .dma_clear = pdc202xx_reset,
.dma_sff_read_status = ide_dma_sff_read_status,
};
@@ -364,7 +268,7 @@ static const struct ide_port_info pdc202xx_chipsets[] __devinitdata = {
.name = DRV_NAME,
.init_chipset = init_chipset_pdc202xx,
.port_ops = &pdc20246_port_ops,
- .dma_ops = &pdc20246_dma_ops,
+ .dma_ops = &sff_dma_ops,
.host_flags = IDE_HFLAGS_PDC202XX,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,