Merge branch 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
[kernel.git] / drivers / ide / pdc202xx_old.c
index e24ecc8..b6abf7e 100644 (file)
 
 #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)
@@ -203,52 +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(ide_drive_t *drive)
-{
-       ide_hwif_t *hwif        = drive->hwif;
-       unsigned long high_16   = hwif->extra_base - 16;
-       u8 udma_speed_flag      = inb(high_16 | 0x001f);
-
-       printk(KERN_WARNING "PDC202xx: software reset...\n");
-
-       outb(udma_speed_flag | 0x10, high_16 | 0x001f);
-       mdelay(100);
-       outb(udma_speed_flag & ~0x10, high_16 | 0x001f);
-       mdelay(2000);   /* 2 seconds ?! */
-
-       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);
@@ -302,37 +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           = ide_dma_lost_irq,
-       .dma_timer_expiry       = ide_dma_sff_timer_expiry,
-       .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,
 };
 
@@ -354,7 +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,