X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fide%2Fide-io.c;h=3a2d8930d17ff68bd596a5828a2558bb232b2b52;hb=e945e849e18006c131fe59252ab920c6b5f7959c;hp=31e5afadb7e9d9762eadda85721ddbf45e740a51;hpb=cf816ecb533ab96b883dfdc0db174598b5b5c4d2;p=linux-2.6 diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 31e5afadb7..3a2d8930d1 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -218,7 +218,7 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request * * we could be smarter and check for current xfer_speed * in struct drive etc... */ - if (drive->hwif->dma_host_set == NULL) + if (drive->hwif->dma_ops == NULL) break; /* * TODO: respect ->using_dma setting @@ -298,48 +298,43 @@ static void ide_complete_pm_request (ide_drive_t *drive, struct request *rq) void ide_tf_read(ide_drive_t *drive, ide_task_t *task) { ide_hwif_t *hwif = drive->hwif; + struct ide_io_ports *io_ports = &hwif->io_ports; struct ide_taskfile *tf = &task->tf; if (task->tf_flags & IDE_TFLAG_IN_DATA) { - u16 data = hwif->INW(hwif->io_ports[IDE_DATA_OFFSET]); + u16 data = hwif->INW(io_ports->data_addr); tf->data = data & 0xff; tf->hob_data = (data >> 8) & 0xff; } /* be sure we're looking at the low order bits */ - hwif->OUTB(drive->ctl & ~0x80, hwif->io_ports[IDE_CONTROL_OFFSET]); + hwif->OUTB(drive->ctl & ~0x80, io_ports->ctl_addr); if (task->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = hwif->INB(hwif->io_ports[IDE_NSECTOR_OFFSET]); + tf->nsect = hwif->INB(io_ports->nsect_addr); if (task->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = hwif->INB(hwif->io_ports[IDE_SECTOR_OFFSET]); + tf->lbal = hwif->INB(io_ports->lbal_addr); if (task->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = hwif->INB(hwif->io_ports[IDE_LCYL_OFFSET]); + tf->lbam = hwif->INB(io_ports->lbam_addr); if (task->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = hwif->INB(hwif->io_ports[IDE_HCYL_OFFSET]); + tf->lbah = hwif->INB(io_ports->lbah_addr); if (task->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = hwif->INB(hwif->io_ports[IDE_SELECT_OFFSET]); + tf->device = hwif->INB(io_ports->device_addr); if (task->tf_flags & IDE_TFLAG_LBA48) { - hwif->OUTB(drive->ctl | 0x80, - hwif->io_ports[IDE_CONTROL_OFFSET]); + hwif->OUTB(drive->ctl | 0x80, io_ports->ctl_addr); if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE) - tf->hob_feature = - hwif->INB(hwif->io_ports[IDE_FEATURE_OFFSET]); + tf->hob_feature = hwif->INB(io_ports->feature_addr); if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = - hwif->INB(hwif->io_ports[IDE_NSECTOR_OFFSET]); + tf->hob_nsect = hwif->INB(io_ports->nsect_addr); if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = - hwif->INB(hwif->io_ports[IDE_SECTOR_OFFSET]); + tf->hob_lbal = hwif->INB(io_ports->lbal_addr); if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = - hwif->INB(hwif->io_ports[IDE_LCYL_OFFSET]); + tf->hob_lbam = hwif->INB(io_ports->lbam_addr); if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = - hwif->INB(hwif->io_ports[IDE_HCYL_OFFSET]); + tf->hob_lbah = hwif->INB(io_ports->lbah_addr); } } @@ -454,7 +449,7 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8 if (err == ABRT_ERR) { if (drive->select.b.lba && /* some newer drives don't support WIN_SPECIFY */ - hwif->INB(hwif->io_ports[IDE_COMMAND_OFFSET]) == + hwif->INB(hwif->io_ports.command_addr) == WIN_SPECIFY) return ide_stopped; } else if ((err & BAD_CRC) == BAD_CRC) { @@ -507,8 +502,7 @@ static ide_startstop_t ide_atapi_error(ide_drive_t *drive, struct request *rq, u if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT)) /* force an abort */ - hwif->OUTB(WIN_IDLEIMMEDIATE, - hwif->io_ports[IDE_COMMAND_OFFSET]); + hwif->OUTB(WIN_IDLEIMMEDIATE, hwif->io_ports.command_addr); if (rq->errors >= ERROR_MAX) { ide_kill_rq(drive, rq); @@ -721,15 +715,12 @@ static ide_startstop_t do_special (ide_drive_t *drive) #endif if (s->b.set_tune) { ide_hwif_t *hwif = drive->hwif; + const struct ide_port_ops *port_ops = hwif->port_ops; u8 req_pio = drive->tune_req; s->b.set_tune = 0; if (set_pio_mode_abuse(drive->hwif, req_pio)) { - - if (hwif->set_pio_mode == NULL) - return ide_stopped; - /* * take ide_lock for drive->[no_]unmask/[no_]io_32bit */ @@ -737,10 +728,10 @@ static ide_startstop_t do_special (ide_drive_t *drive) unsigned long flags; spin_lock_irqsave(&ide_lock, flags); - hwif->set_pio_mode(drive, req_pio); + port_ops->set_pio_mode(drive, req_pio); spin_unlock_irqrestore(&ide_lock, flags); } else - hwif->set_pio_mode(drive, req_pio); + port_ops->set_pio_mode(drive, req_pio); } else { int keep_dma = drive->using_dma; @@ -1241,12 +1232,12 @@ static ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error) if (error < 0) { printk(KERN_WARNING "%s: DMA timeout error\n", drive->name); - (void)HWIF(drive)->ide_dma_end(drive); + (void)hwif->dma_ops->dma_end(drive); ret = ide_error(drive, "dma timeout error", ide_read_status(drive)); } else { printk(KERN_WARNING "%s: DMA timeout retry\n", drive->name); - hwif->dma_timeout(drive); + hwif->dma_ops->dma_timeout(drive); } /* @@ -1358,7 +1349,7 @@ void ide_timer_expiry (unsigned long data) startstop = handler(drive); } else if (drive_is_ready(drive)) { if (drive->waiting_for_dma) - hwgroup->hwif->dma_lost_irq(drive); + hwif->dma_ops->dma_lost_irq(drive); (void)ide_ack_intr(hwif); printk(KERN_WARNING "%s: lost interrupt\n", drive->name); startstop = handler(drive); @@ -1424,7 +1415,7 @@ static void unexpected_intr (int irq, ide_hwgroup_t *hwgroup) */ do { if (hwif->irq == irq) { - stat = hwif->INB(hwif->io_ports[IDE_STATUS_OFFSET]); + stat = hwif->INB(hwif->io_ports.status_addr); if (!OK_STAT(stat, READY_STAT, BAD_STAT)) { /* Try to not flood the console with msgs */ static unsigned long last_msgtime, count; @@ -1514,7 +1505,7 @@ irqreturn_t ide_intr (int irq, void *dev_id) * Whack the status register, just in case * we have a leftover pending IRQ. */ - (void) hwif->INB(hwif->io_ports[IDE_STATUS_OFFSET]); + (void) hwif->INB(hwif->io_ports.status_addr); #endif /* CONFIG_BLK_DEV_IDEPCI */ } spin_unlock_irqrestore(&ide_lock, flags);