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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 02:20:44 (GMT)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 02:20:44 (GMT)
commit19f71153b9be219756c6b2757921433a69b7975c (patch)
treecc2c5c290a88d61df16848f733aed8708e82c119 /drivers/ide/pci/opti621.c
parente6005a85acb9609326512ecc784859831cfb24a3 (diff)
parent8f4dd2e42637fd61a6366d2cace69091926eaa15 (diff)
downloadlinux-19f71153b9be219756c6b2757921433a69b7975c.tar.xz
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) ...
Diffstat (limited to 'drivers/ide/pci/opti621.c')
-rw-r--r--drivers/ide/pci/opti621.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c
index 3a2bb27..9fa0639 100644
--- a/drivers/ide/pci/opti621.c
+++ b/drivers/ide/pci/opti621.c
@@ -47,7 +47,7 @@
* The main problem with OPTi is that some timings for master
* and slave must be the same. For example, if you have master
* PIO 3 and slave PIO 0, driver have to set some timings of
- * master for PIO 0. Second problem is that opti621_tune_drive
+ * master for PIO 0. Second problem is that opti621_set_pio_mode
* got only one drive to set, but have to set both drives.
* This is solved in compute_pios. If you don't set
* the second drive, compute_pios use ide_get_best_pio_mode
@@ -103,7 +103,7 @@
#include <asm/io.h>
-#define OPTI621_MAX_PIO 3
+//#define OPTI621_MAX_PIO 3
/* In fact, I do not have any PIO 4 drive
* (address: 25 ns, data: 70 ns, recovery: 35 ns),
* but OPTi 82C621 is programmable and it can do (minimal values):
@@ -136,8 +136,8 @@ static int reg_base;
#define PIO_NOT_EXIST 254
#define PIO_DONT_KNOW 255
-/* there are stored pio numbers from other calls of opti621_tune_drive */
-static void compute_pios(ide_drive_t *drive, u8 pio)
+/* there are stored pio numbers from other calls of opti621_set_pio_mode */
+static void compute_pios(ide_drive_t *drive, const u8 pio)
/* Store values into drive->drive_data
* second_contr - 0 for primary controller, 1 for secondary
* slave_drive - 0 -> pio is for master, 1 -> pio is for slave
@@ -147,12 +147,13 @@ static void compute_pios(ide_drive_t *drive, u8 pio)
int d;
ide_hwif_t *hwif = HWIF(drive);
- drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO);
+ drive->drive_data = pio;
+
for (d = 0; d < 2; ++d) {
drive = &hwif->drives[d];
if (drive->present) {
if (drive->drive_data == PIO_DONT_KNOW)
- drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO);
+ drive->drive_data = ide_get_best_pio_mode(drive, 255, 3);
#ifdef OPTI621_DEBUG
printk("%s: Selected PIO mode %d\n",
drive->name, drive->drive_data);
@@ -240,8 +241,7 @@ static void compute_clocks(int pio, pio_clocks_t *clks)
}
-/* Main tune procedure, called from tuneproc. */
-static void opti621_tune_drive (ide_drive_t *drive, u8 pio)
+static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
/* primary and secondary drives share some registers,
* so we have to program both drives
@@ -331,7 +331,8 @@ static void __devinit init_hwif_opti621 (ide_hwif_t *hwif)
hwif->autodma = 0;
hwif->drives[0].drive_data = PIO_DONT_KNOW;
hwif->drives[1].drive_data = PIO_DONT_KNOW;
- hwif->tuneproc = &opti621_tune_drive;
+
+ hwif->set_pio_mode = &opti621_set_pio_mode;
if (!(hwif->dma_base))
return;