Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (24 commits)
  ide: use only ->set_pio_mode method for programming PIO modes (take 2)
  sis5513: don't change UDMA settings when programming PIO
  it8213/piix/slc90e66: don't change DMA settings when programming PIO
  alim15x3: PIO mode setup fixes
  siimage: fix ->set_pio_mode method to select PIO data transfer
  cs5520: don't enable VDMA in ->speedproc
  sc1200: remove redundant warning message from sc1200_tune_chipset()
  ide-pmac: PIO mode setup fixes (take 3)
  icside: fix ->speedproc to return on unsupported modes (take 5)
  sgiioc4: use ide_tune_dma()
  amd74xx/via82cxxx: use ide_tune_dma()
  ide: add ide_set{_max}_pio() (take 4)
  ide: Kconfig face-lift
  ide: move ide_rate_filter() calls to the upper layer (take 2)
  sis5513: add ->udma_filter method for chipset_family >= ATA_133
  ide: mode limiting fixes for user requested speed changes
  ide: add missing ide_rate_filter() calls to ->speedproc()-s
  ide: call udma_filter() before resorting to the UltraDMA mask
  ide: make jmicron match vendor and device class
  pdc202xx_new: switch to using pci_get_slot() (take 2)
  ...

1 files changed, 17 insertions, 18 deletions

diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index 9689494efa24..f369645e4d16 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -628,45 +628,40 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
 	program_drive_counts (index);
 }
 
-/*
- * Drive PIO mode selection:
- */
-static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted)
+static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio)
 {
 	unsigned int index = 0, cycle_time;
 	u8 b;
 
 	while (drive != cmd_drives[index]) {
 		if (++index > 3) {
-			printk("%s: bad news in cmd640_tune_drive\n", drive->name);
+			printk(KERN_ERR "%s: bad news in %s\n",
+					drive->name, __FUNCTION__);
 			return;
 		}
 	}
-	switch (mode_wanted) {
+	switch (pio) {
 		case 6: /* set fast-devsel off */
 		case 7: /* set fast-devsel on */
-			mode_wanted &= 1;
 			b = get_cmd640_reg(CNTRL) & ~0x27;
-			if (mode_wanted)
+			if (pio & 1)
 				b |= 0x27;
 			put_cmd640_reg(CNTRL, b);
-			printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, mode_wanted ? "en" : "dis");
+			printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, (pio & 1) ? "en" : "dis");
 			return;
 
 		case 8: /* set prefetch off */
 		case 9: /* set prefetch on */
-			mode_wanted &= 1;
-			set_prefetch_mode(index, mode_wanted);
-			printk("%s: %sabled cmd640 prefetch\n", drive->name, mode_wanted ? "en" : "dis");
+			set_prefetch_mode(index, pio & 1);
+			printk("%s: %sabled cmd640 prefetch\n", drive->name, (pio & 1) ? "en" : "dis");
 			return;
 	}
 
-	mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 5);
-	cycle_time = ide_pio_cycle_time(drive, mode_wanted);
-	cmd640_set_mode(index, mode_wanted, cycle_time);
+	cycle_time = ide_pio_cycle_time(drive, pio);
+	cmd640_set_mode(index, pio, cycle_time);
 
 	printk("%s: selected cmd640 PIO mode%d (%dns)",
-		drive->name, mode_wanted, cycle_time);
+		drive->name, pio, cycle_time);
 
 	display_clocks(index);
 }
@@ -766,8 +761,10 @@ int __init ide_probe_for_cmd640x (void)
 	       cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr);
 	cmd_hwif0->chipset = ide_cmd640;
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+	cmd_hwif0->host_flags = IDE_HFLAG_ABUSE_PREFETCH |
+				IDE_HFLAG_ABUSE_FAST_DEVSEL;
 	cmd_hwif0->pio_mask = ATA_PIO5;
-	cmd_hwif0->tuneproc = &cmd640_tune_drive;
+	cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
 
 	/*
@@ -822,8 +819,10 @@ int __init ide_probe_for_cmd640x (void)
 		cmd_hwif1->mate = cmd_hwif0;
 		cmd_hwif1->channel = 1;
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+		cmd_hwif1->host_flags = IDE_HFLAG_ABUSE_PREFETCH |
+					IDE_HFLAG_ABUSE_FAST_DEVSEL;
 		cmd_hwif1->pio_mask = ATA_PIO5;
-		cmd_hwif1->tuneproc = &cmd640_tune_drive;
+		cmd_hwif1->set_pio_mode = &cmd640_set_pio_mode;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
 	}
 	printk(KERN_INFO "%s: %sserialized, secondary interface %s\n", cmd_hwif1->name,