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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 02:20:44 (GMT) |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 02:20:44 (GMT) |
commit | 19f71153b9be219756c6b2757921433a69b7975c (patch) | |
tree | cc2c5c290a88d61df16848f733aed8708e82c119 /drivers/ide/pci/opti621.c | |
parent | e6005a85acb9609326512ecc784859831cfb24a3 (diff) | |
parent | 8f4dd2e42637fd61a6366d2cace69091926eaa15 (diff) | |
download | linux-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.c | 19 |
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; |