1 files changed, 4 insertions, 39 deletions

diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index 523363c93794..9bdc9694d50d 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -1,5 +1,5 @@
 /*
- * linux/drivers/ide/pci/sc1200.c               Version 0.94    Mar 10 2007
+ * linux/drivers/ide/pci/sc1200.c               Version 0.95    Jun 16 2007
  *
  * Copyright (C) 2000-2002              Mark Lord <mlord@pobox.com>
  * Copyright (C)      2007              Bartlomiej Zolnierkiewicz
@@ -304,7 +304,7 @@ static void sc1200_tuneproc (ide_drive_t *drive, byte pio)	/* mode=255 means "au
                 return;
         }
 
-        pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+        pio = ide_get_best_pio_mode(drive, pio, 4);
         printk("SC1200: %s: setting PIO mode%d\n", drive->name, pio);
 
         if (sc1200_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0)
@@ -390,7 +390,7 @@ static int sc1200_resume (struct pci_dev *dev)
         // loop over all interfaces that are part of this pci device:
         //
         while ((hwif = lookup_pci_dev(hwif, dev)) != NULL) {
-                unsigned int            basereg, r, d, format;
+                unsigned int            basereg, r;
                 sc1200_saved_state_t    *ss = (sc1200_saved_state_t *)hwif->config_data;
 
                 //
@@ -402,41 +402,6 @@ static int sc1200_resume (struct pci_dev *dev)
                                 pci_write_config_dword(hwif->pci_dev, basereg + (r<<2), ss->regs[r]);
                         }
                 }
-                //
-                // Re-program drive PIO modes
-                //
-                pci_read_config_dword(hwif->pci_dev, basereg+4, &format);
-                format = (format >> 31) & 1;
-                if (format)
-                        format += sc1200_get_pci_clock();
-                for (d = 0; d < 2; ++d) {
-                        ide_drive_t *drive = &(hwif->drives[d]);
-                        if (drive->present) {
-                                unsigned int pio, timings;
-                                pci_read_config_dword(hwif->pci_dev, basereg+(drive->select.b.unit << 3), &timings);
-                                for (pio = 0; pio <= 4; ++pio) {
-                                        if (sc1200_pio_timings[format][pio] == timings)
-                                                break;
-                                }
-                                if (pio > 4)
-                                        pio = 255; /* autotune */
-                                (void)sc1200_tuneproc(drive, pio);
-                        }
-                }
-                //
-                // Re-program drive DMA modes
-                //
-                for (d = 0; d < MAX_DRIVES; ++d) {
-                        ide_drive_t *drive = &(hwif->drives[d]);
-                        if (drive->present && !__ide_dma_bad_drive(drive)) {
-                                int enable_dma = drive->using_dma;
-                                hwif->dma_off_quietly(drive);
-                                if (sc1200_config_dma(drive))
-                                        enable_dma = 0;
-                                if (enable_dma)
-                                        hwif->dma_host_on(drive);
-                        }
-                }
         }
         return 0;
 }
@@ -471,9 +436,9 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif)
 static ide_pci_device_t sc1200_chipset __devinitdata = {
         .name           = "SC1200",
         .init_hwif      = init_hwif_sc1200,
-        .channels       = 2,
         .autodma        = AUTODMA,
         .bootable       = ON_BOARD,
+        .pio_mask       = ATA_PIO4,
 };
 
 static int __devinit sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)