diff options
Diffstat (limited to 'drivers')
30 files changed, 352 insertions, 340 deletions
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c index 9118587a0db8..adfeed45f4c0 100644 --- a/drivers/ide/arm/icside.c +++ b/drivers/ide/arm/icside.c @@ -389,17 +389,21 @@ static int icside_dma_init(ide_hwif_t *hwif, const struct ide_port_info *d) hwif->dmatable_cpu = NULL; hwif->dmatable_dma = 0; - hwif->dma_host_set = icside_dma_host_set; - hwif->dma_setup = icside_dma_setup; - hwif->dma_exec_cmd = icside_dma_exec_cmd; - hwif->dma_start = icside_dma_start; - hwif->ide_dma_end = icside_dma_end; - hwif->ide_dma_test_irq = icside_dma_test_irq; - hwif->dma_timeout = icside_dma_timeout; - hwif->dma_lost_irq = icside_dma_lost_irq; - return 0; } + +static struct ide_dma_ops icside_v6_dma_ops = { + .dma_host_set = icside_dma_host_set, + .dma_setup = icside_dma_setup, + .dma_exec_cmd = icside_dma_exec_cmd, + .dma_start = icside_dma_start, + .dma_end = icside_dma_end, + .dma_test_irq = icside_dma_test_irq, + .dma_timeout = icside_dma_timeout, + .dma_lost_irq = icside_dma_lost_irq, +}; +#else +#define icside_v6_dma_ops NULL #endif static int icside_dma_off_init(ide_hwif_t *hwif, const struct ide_port_info *d) @@ -475,6 +479,7 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec) static const struct ide_port_info icside_v6_port_info __initdata = { .init_dma = icside_dma_off_init, .port_ops = &icside_v6_no_dma_port_ops, + .dma_ops = &icside_v6_dma_ops, .host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_NO_AUTOTUNE, .mwdma_mask = ATA_MWDMA2, @@ -550,6 +555,7 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec) if (ec->dma != NO_DMA && !request_dma(ec->dma, hwif->name)) { d.init_dma = icside_dma_init; d.port_ops = &icside_v6_dma_port_ops; + d.dma_ops = NULL; } idx[0] = hwif->index; diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c index 8fa34e26443a..5853f1109807 100644 --- a/drivers/ide/arm/palm_bk3710.c +++ b/drivers/ide/arm/palm_bk3710.c @@ -328,7 +328,7 @@ static int __devinit palm_bk3710_init_dma(ide_hwif_t *hwif, if (ide_allocate_dma_engine(hwif)) return -1; - ide_setup_dma(hwif, base); + ide_setup_dma(hwif, base, d); return 0; } diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c index 4b2c6b2caca5..12d9842dc7cc 100644 --- a/drivers/ide/cris/ide-cris.c +++ b/drivers/ide/cris/ide-cris.c @@ -673,11 +673,6 @@ cris_ide_inb(unsigned long reg) return (unsigned char)cris_ide_inw(reg); } -static int cris_dma_end (ide_drive_t *drive); -static int cris_dma_setup (ide_drive_t *drive); -static void cris_dma_exec_cmd (ide_drive_t *drive, u8 command); -static int cris_dma_test_irq(ide_drive_t *drive); -static void cris_dma_start(ide_drive_t *drive); static void cris_ide_input_data (ide_drive_t *drive, void *, unsigned int); static void cris_ide_output_data (ide_drive_t *drive, void *, unsigned int); static void cris_atapi_input_bytes(ide_drive_t *drive, void *, unsigned int); @@ -787,9 +782,12 @@ static const struct ide_port_ops cris_port_ops = { .set_dma_mode = cris_set_dma_mode, }; +static struct ide_dma_ops cris_dma_ops; + static const struct ide_port_info cris_port_info __initdata = { .chipset = ide_etrax100, .port_ops = &cris_port_ops, + .dma_ops = &cris_dma_ops, .host_flags = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_NO_DMA, /* no SFF-style DMA */ .pio_mask = ATA_PIO4, @@ -820,12 +818,6 @@ static int __init init_e100_ide(void) hwif->ata_output_data = &cris_ide_output_data; hwif->atapi_input_bytes = &cris_atapi_input_bytes; hwif->atapi_output_bytes = &cris_atapi_output_bytes; - hwif->dma_host_set = &cris_dma_host_set; - hwif->ide_dma_end = &cris_dma_end; - hwif->dma_setup = &cris_dma_setup; - hwif->dma_exec_cmd = &cris_dma_exec_cmd; - hwif->ide_dma_test_irq = &cris_dma_test_irq; - hwif->dma_start = &cris_dma_start; hwif->OUTB = &cris_ide_outb; hwif->OUTW = &cris_ide_outw; hwif->OUTBSYNC = &cris_ide_outbsync; @@ -1080,6 +1072,15 @@ static void cris_dma_start(ide_drive_t *drive) } } +static struct ide_dma_ops cris_dma_ops = { + .dma_host_set = cris_dma_host_set, + .dma_setup = cris_dma_setup, + .dma_exec_cmd = cris_dma_exec_cmd, + .dma_start = cris_dma_start, + .dma_end = cris_dma_end, + .dma_test_irq = cris_dma_test_irq, +}; + module_init(init_e100_ide); MODULE_LICENSE("GPL"); diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index fcd33f17d8fe..ad984322da94 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -539,7 +539,7 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive, /* FIXME: for Virtual DMA we must check harder */ if (info->dma) - info->dma = !hwif->dma_setup(drive); + info->dma = !hwif->dma_ops->dma_setup(drive); /* set up the controller registers */ ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL | @@ -617,7 +617,7 @@ static ide_startstop_t cdrom_transfer_packet_command(ide_drive_t *drive, /* start the DMA if need be */ if (info->dma) - hwif->dma_start(drive); + hwif->dma_ops->dma_start(drive); return ide_started; } @@ -929,7 +929,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive) dma = info->dma; if (dma) { info->dma = 0; - dma_error = HWIF(drive)->ide_dma_end(drive); + dma_error = hwif->dma_ops->dma_end(drive); if (dma_error) { printk(KERN_ERR "%s: DMA %s error\n", drive->name, write ? "write" : "read"); diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 366bbc841fc9..a00d2598ec7f 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -102,7 +102,7 @@ ide_startstop_t ide_dma_intr (ide_drive_t *drive) { u8 stat = 0, dma_stat = 0; - dma_stat = HWIF(drive)->ide_dma_end(drive); + dma_stat = drive->hwif->dma_ops->dma_end(drive); stat = ide_read_status(drive); if (OK_STAT(stat,DRIVE_READY,drive->bad_wstat|DRQ_STAT)) { @@ -394,7 +394,7 @@ void ide_dma_off_quietly(ide_drive_t *drive) drive->using_dma = 0; ide_toggle_bounce(drive, 0); - drive->hwif->dma_host_set(drive, 0); + drive->hwif->dma_ops->dma_host_set(drive, 0); } EXPORT_SYMBOL(ide_dma_off_quietly); @@ -427,7 +427,7 @@ void ide_dma_on(ide_drive_t *drive) drive->using_dma = 1; ide_toggle_bounce(drive, 1); - drive->hwif->dma_host_set(drive, 1); + drive->hwif->dma_ops->dma_host_set(drive, 1); } #ifdef CONFIG_BLK_DEV_IDEDMA_SFF @@ -802,10 +802,10 @@ void ide_dma_timeout (ide_drive_t *drive) printk(KERN_ERR "%s: timeout waiting for DMA\n", drive->name); - if (hwif->ide_dma_test_irq(drive)) + if (hwif->dma_ops->dma_test_irq(drive)) return; - hwif->ide_dma_end(drive); + hwif->dma_ops->dma_end(drive); } EXPORT_SYMBOL(ide_dma_timeout); @@ -839,8 +839,21 @@ int ide_allocate_dma_engine(ide_hwif_t *hwif) } EXPORT_SYMBOL_GPL(ide_allocate_dma_engine); -void ide_setup_dma(ide_hwif_t *hwif, unsigned long base) +static struct ide_dma_ops sff_dma_ops = { + .dma_host_set = ide_dma_host_set, + .dma_setup = ide_dma_setup, + .dma_exec_cmd = ide_dma_exec_cmd, + .dma_start = ide_dma_start, + .dma_end = __ide_dma_end, + .dma_test_irq = __ide_dma_test_irq, + .dma_timeout = ide_dma_timeout, + .dma_lost_irq = ide_dma_lost_irq, +}; + +void ide_setup_dma(ide_hwif_t *hwif, unsigned long base, + const struct ide_port_info *d) { + struct ide_dma_ops *dma_ops = d->dma_ops ? d->dma_ops : &sff_dma_ops; hwif->dma_base = base; if (!hwif->dma_command) @@ -854,22 +867,24 @@ void ide_setup_dma(ide_hwif_t *hwif, unsigned long base) if (!hwif->dma_prdtable) hwif->dma_prdtable = hwif->dma_base + 4; - if (!hwif->dma_host_set) - hwif->dma_host_set = &ide_dma_host_set; - if (!hwif->dma_setup) - hwif->dma_setup = &ide_dma_setup; - if (!hwif->dma_exec_cmd) - hwif->dma_exec_cmd = &ide_dma_exec_cmd; - if (!hwif->dma_start) - hwif->dma_start = &ide_dma_start; - if (!hwif->ide_dma_end) - hwif->ide_dma_end = &__ide_dma_end; - if (!hwif->ide_dma_test_irq) - hwif->ide_dma_test_irq = &__ide_dma_test_irq; - if (!hwif->dma_timeout) - hwif->dma_timeout = &ide_dma_timeout; - if (!hwif->dma_lost_irq) - hwif->dma_lost_irq = &ide_dma_lost_irq; + hwif->dma_ops = dma_ops; + + if (dma_ops->dma_host_set == NULL) + dma_ops->dma_host_set = ide_dma_host_set; + if (dma_ops->dma_setup == NULL) + dma_ops->dma_setup = ide_dma_setup; + if (dma_ops->dma_exec_cmd == NULL) + dma_ops->dma_exec_cmd = ide_dma_exec_cmd; + if (dma_ops->dma_start == NULL) + dma_ops->dma_start = ide_dma_start; + if (dma_ops->dma_end == NULL) + dma_ops->dma_end = __ide_dma_end; + if (dma_ops->dma_test_irq == NULL) + dma_ops->dma_test_irq = __ide_dma_test_irq; + if (dma_ops->dma_timeout == NULL) + dma_ops->dma_timeout = ide_dma_timeout; + if (dma_ops->dma_lost_irq == NULL) + dma_ops->dma_lost_irq = ide_dma_lost_irq; } EXPORT_SYMBOL_GPL(ide_setup_dma); diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index ed19a8bbd2d2..6e891bccd052 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -411,7 +411,7 @@ static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive) debug_log("Reached %s interrupt handler\n", __func__); if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) { - dma_error = hwif->ide_dma_end(drive); + dma_error = hwif->dma_ops->dma_end(drive); if (dma_error) { printk(KERN_ERR "%s: DMA %s error\n", drive->name, rq_data_dir(rq) ? "write" : "read"); @@ -663,7 +663,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive, dma = 0; if ((pc->flags & PC_FLAG_DMA_RECOMMENDED) && drive->using_dma) - dma = !hwif->dma_setup(drive); + dma = !hwif->dma_ops->dma_setup(drive); ide_pktcmd_tf_load(drive, IDE_TFLAG_NO_SELECT_MASK | IDE_TFLAG_OUT_DEVICE, bcount, dma); @@ -671,7 +671,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive, if (dma) { /* Begin DMA, if necessary */ pc->flags |= PC_FLAG_DMA_IN_PROGRESS; - hwif->dma_start(drive); + hwif->dma_ops->dma_start(drive); } /* Can we transfer the packet when we get the interrupt or wait? */ diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 0d3f9c7aa336..0fe89a599275 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 @@ -1238,12 +1238,12 @@ 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); } /* @@ -1355,7 +1355,7 @@ 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); diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index bfec5d066b25..9c646bd63549 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -432,7 +432,7 @@ int drive_is_ready (ide_drive_t *drive) u8 stat = 0; if (drive->waiting_for_dma) - return hwif->ide_dma_test_irq(drive); + return hwif->dma_ops->dma_test_irq(drive); #if 0 /* need to guarantee 400ns since last command was issued */ @@ -703,8 +703,8 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) // msleep(50); #ifdef CONFIG_BLK_DEV_IDEDMA - if (hwif->dma_host_set) /* check if host supports DMA */ - hwif->dma_host_set(drive, 0); + if (hwif->dma_ops) /* check if host supports DMA */ + hwif->dma_ops->dma_host_set(drive, 0); #endif /* Skip setting PIO flow-control modes on pre-EIDE drives */ @@ -762,8 +762,8 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) #ifdef CONFIG_BLK_DEV_IDEDMA if ((speed >= XFER_SW_DMA_0 || (hwif->host_flags & IDE_HFLAG_VDMA)) && drive->using_dma) - hwif->dma_host_set(drive, 1); - else if (hwif->dma_host_set) /* check if host supports DMA */ + hwif->dma_ops->dma_host_set(drive, 1); + else if (hwif->dma_ops) /* check if host supports DMA */ ide_dma_off_quietly(drive); #endif diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index b58eb792172e..a4b65b321f51 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -843,7 +843,7 @@ static void ide_port_tune_devices(ide_hwif_t *hwif) drive->nice1 = 1; - if (hwif->dma_host_set) + if (hwif->dma_ops) ide_set_dma(drive); } } @@ -1390,7 +1390,8 @@ static void ide_init_port(ide_hwif_t *hwif, unsigned int port, hwif->swdma_mask = 0; hwif->mwdma_mask = 0; hwif->ultra_mask = 0; - } + } else if (d->dma_ops) + hwif->dma_ops = d->dma_ops; } if (d->host_flags & IDE_HFLAG_RQSIZE_256) diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index cac14b22506f..d3d8b8d5157c 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -993,7 +993,7 @@ static ide_startstop_t idetape_pc_intr(ide_drive_t *drive) stat = ide_read_status(drive); if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) { - if (hwif->ide_dma_end(drive) || (stat & ERR_STAT)) { + if (hwif->dma_ops->dma_end(drive) || (stat & ERR_STAT)) { /* * A DMA error is sometimes expected. For example, * if the tape is crossing a filemark during a @@ -1213,7 +1213,7 @@ static ide_startstop_t idetape_transfer_pc(ide_drive_t *drive) #ifdef CONFIG_BLK_DEV_IDEDMA /* Begin DMA, if necessary */ if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) - hwif->dma_start(drive); + hwif->dma_ops->dma_start(drive); #endif /* Send the actual packet */ HWIF(drive)->atapi_output_bytes(drive, pc->c, 12); @@ -1279,7 +1279,7 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive, ide_dma_off(drive); } if ((pc->flags & PC_FLAG_DMA_RECOMMENDED) && drive->using_dma) - dma_ok = !hwif->dma_setup(drive); + dma_ok = !hwif->dma_ops->dma_setup(drive); ide_pktcmd_tf_load(drive, IDE_TFLAG_NO_SELECT_MASK | IDE_TFLAG_OUT_DEVICE, bcount, dma_ok); diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index fac6835273a8..9504aa54c33b 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -135,6 +135,7 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) ide_hwif_t *hwif = HWIF(drive); struct ide_taskfile *tf = &task->tf; ide_handler_t *handler = NULL; + struct ide_dma_ops *dma_ops = hwif->dma_ops; if (task->data_phase == TASKFILE_MULTI_IN || task->data_phase == TASKFILE_MULTI_OUT) { @@ -178,10 +179,10 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) return ide_started; default: if (task_dma_ok(task) == 0 || drive->using_dma == 0 || - hwif->dma_setup(drive)) + dma_ops->dma_setup(drive)) return ide_stopped; - hwif->dma_exec_cmd(drive, tf->command); - hwif->dma_start(drive); + dma_ops->dma_exec_cmd(drive, tf->command); + dma_ops->dma_start(drive); return ide_started; } } diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 3d989c298ff4..bced02f9f2c3 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -469,7 +469,7 @@ int set_using_dma(ide_drive_t *drive, int arg) if (!drive->id || !(drive->id->capability & 1)) goto out; - if (hwif->dma_host_set == NULL) + if (hwif->dma_ops == NULL) goto out; err = -EBUSY; diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/mips/au1xxx-ide.c index 54323ab64def..579caa3b06f4 100644 --- a/drivers/ide/mips/au1xxx-ide.c +++ b/drivers/ide/mips/au1xxx-ide.c @@ -366,21 +366,31 @@ static void auide_init_dbdma_dev(dbdev_tab_t *dev, u32 dev_id, u32 tsize, u32 de dev->dev_devwidth = devwidth; dev->dev_flags = flags; } - -#if defined(CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA) +#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA static void auide_dma_timeout(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); printk(KERN_ERR "%s: DMA timeout occurred: ", drive->name); - if (hwif->ide_dma_test_irq(drive)) + if (auide_dma_test_irq(drive)) return; - hwif->ide_dma_end(drive); + auide_dma_end(drive); } +static struct ide_dma_ops au1xxx_dma_ops = { + .dma_host_set = auide_dma_host_set, + .dma_setup = auide_dma_setup, + .dma_exec_cmd = auide_dma_exec_cmd, + .dma_start = auide_dma_start, + .dma_end = auide_dma_end, + .dma_test_irq = auide_dma_test_irq, + .dma_lost_irq = auide_dma_lost_irq, + .dma_timeout = auide_dma_timeout, +}; + static int auide_ddma_init(ide_hwif_t *hwif, const struct ide_port_info *d) { _auide_hwif *auide = (_auide_hwif *)hwif->hwif_data; @@ -511,6 +521,9 @@ static const struct ide_port_ops au1xxx_port_ops = { static const struct ide_port_info au1xxx_port_info = { .init_dma = auide_ddma_init, .port_ops = &au1xxx_port_ops, +#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA + .dma_ops = &au1xxx_dma_ops, +#endif .host_flags = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS, @@ -589,16 +602,6 @@ static int au_ide_probe(struct device *dev) hwif->INSW = auide_insw; hwif->OUTSW = auide_outsw; #endif -#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA - hwif->dma_timeout = &auide_dma_timeout; - hwif->dma_host_set = &auide_dma_host_set; - hwif->dma_exec_cmd = &auide_dma_exec_cmd; - hwif->dma_start = &auide_dma_start; - hwif->ide_dma_end = &auide_dma_end; - hwif->dma_setup = &auide_dma_setup; - hwif->ide_dma_test_irq = &auide_dma_test_irq; - hwif->dma_lost_irq = &auide_dma_lost_irq; -#endif hwif->select_data = 0; /* no chipset-specific code */ hwif->config_data = 0; /* no chipset-specific code */ diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 5261f308d946..987db35199e6 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -652,21 +652,7 @@ static u8 __devinit ali_cable_detect(ide_hwif_t *hwif) return cbl; } -/** - * init_hwif_common_ali15x3 - Set up ALI IDE hardware - * @hwif: IDE interface - * - * Initialize the IDE structure side of the ALi 15x3 driver. - */ - -static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) -{ - if (hwif->dma_base == 0) - return; - - hwif->dma_setup = &ali15x3_dma_setup; -} - +#ifndef CONFIG_SPARC64 /** * init_hwif_ali15x3 - Initialize the ALI IDE x86 stuff * @hwif: interface to configure @@ -716,9 +702,8 @@ static void __devinit init_hwif_ali15x3 (ide_hwif_t *hwif) if(irq >= 0) hwif->irq = irq; } - - init_hwif_common_ali15x3(hwif); } +#endif /** * init_dma_ali15x3 - set up DMA on ALi15x3 @@ -746,7 +731,7 @@ static int __devinit init_dma_ali15x3(ide_hwif_t *hwif, if (ide_allocate_dma_engine(hwif)) return -1; - ide_setup_dma(hwif, base); + ide_setup_dma(hwif, base, d); return 0; } @@ -758,10 +743,16 @@ static const struct ide_port_ops ali_port_ops = { .cable_detect = ali_cable_detect, }; +static struct ide_dma_ops ali_dma_ops = { + .dma_setup = ali15x3_dma_setup, +}; + static const struct ide_port_info ali15x3_chipset __devinitdata = { .name = "ALI15X3", .init_chipset = init_chipset_ali15x3, +#ifndef CONFIG_SPARC64 .init_hwif = init_hwif_ali15x3, +#endif .init_dma = init_dma_ali15x3, .port_ops = &ali_port_ops, .pio_mask = ATA_PIO5, @@ -806,6 +797,8 @@ static int __devinit alim15x3_init_one(struct pci_dev *dev, const struct pci_dev d.udma_mask = ATA_UDMA5; else d.udma_mask = ATA_UDMA6; + + d.dma_ops = &ali_dma_ops; } else { d.host_flags |= IDE_HFLAG_NO_DMA; @@ -815,9 +808,6 @@ static int __devinit alim15x3_init_one(struct pci_dev *dev, const struct pci_dev if (idx == 0) d.host_flags |= IDE_HFLAG_CLEAR_SIMPLEX; -#if defined(CONFIG_SPARC64) - d.init_hwif = init_hwif_common_ali15x3; -#endif /* CONFIG_SPARC64 */ return ide_setup_pci_device(dev, &d); } diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c index 5411ded791bb..5fd252e6ed08 100644 --- a/drivers/ide/pci/cmd64x.c +++ b/drivers/ide/pci/cmd64x.c @@ -223,7 +223,7 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed) (void) pci_write_config_byte(dev, pciU, regU); } -static int cmd648_ide_dma_end (ide_drive_t *drive) +static int cmd648_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long base = hwif->dma_base - (hwif->channel * 8); @@ -239,7 +239,7 @@ static int cmd648_ide_dma_end (ide_drive_t *drive) return err; } -static int cmd64x_ide_dma_end (ide_drive_t *drive) +static int cmd64x_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); @@ -256,7 +256,7 @@ static int cmd64x_ide_dma_end (ide_drive_t *drive) return err; } -static int cmd648_ide_dma_test_irq (ide_drive_t *drive) +static int cmd648_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long base = hwif->dma_base - (hwif->channel * 8); @@ -279,7 +279,7 @@ static int cmd648_ide_dma_test_irq (ide_drive_t *drive) return 0; } -static int cmd64x_ide_dma_test_irq (ide_drive_t *drive) +static int cmd64x_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); @@ -310,7 +310,7 @@ static int cmd64x_ide_dma_test_irq (ide_drive_t *drive) * event order for DMA transfers. */ -static int cmd646_1_ide_dma_end (ide_drive_t *drive) +static int cmd646_1_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); u8 dma_stat = 0, dma_cmd = 0; @@ -385,62 +385,33 @@ static u8 __devinit cmd64x_cable_detect(ide_hwif_t *hwif) } } -static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) -{ - struct pci_dev *dev = to_pci_dev(hwif->dev); - - if (!hwif->dma_base) - return; - - /* - * UltraDMA only supported on PCI646U and PCI646U2, which - * correspond to revisions 0x03, 0x05 and 0x07 respectively. - * Actually, although the CMD tech support people won't - * tell me the details, the 0x03 revision cannot support - * UDMA correctly without hardware modifications, and even - * then it only works with Quantum disks due to some - * hold time assumptions in the 646U part which are fixed - * in the 646U2. - * - * So we only do UltraDMA on revision 0x05 and 0x07 chipsets. - */ - if (dev->device == PCI_DEVICE_ID_CMD_646 && dev->revision < 5) - hwif->ultra_mask = 0x00; - - switch (dev->device) { - case PCI_DEVICE_ID_CMD_648: - case PCI_DEVICE_ID_CMD_649: - alt_irq_bits: - hwif->ide_dma_end = &cmd648_ide_dma_end; - hwif->ide_dma_test_irq = &cmd648_ide_dma_test_irq; - break; - case PCI_DEVICE_ID_CMD_646: - if (dev->revision == 0x01) { - hwif->ide_dma_end = &cmd646_1_ide_dma_end; - break; - } else if (dev->revision >= 0x03) - goto alt_irq_bits; - /* fall thru */ - default: - hwif->ide_dma_end = &cmd64x_ide_dma_end; - hwif->ide_dma_test_irq = &cmd64x_ide_dma_test_irq; - break; - } -} - static const struct ide_port_ops cmd64x_port_ops = { .set_pio_mode = cmd64x_set_pio_mode, .set_dma_mode = cmd64x_set_dma_mode, .cable_detect = cmd64x_cable_detect, }; +static struct ide_dma_ops cmd64x_dma_ops = { + .dma_end = cmd64x_dma_end, + .dma_test_irq = cmd64x_dma_test_irq, +}; + +static struct ide_dma_ops cmd646_rev1_dma_ops = { + .dma_end = cmd646_1_dma_end, +}; + +static struct ide_dma_ops cmd648_dma_ops = { + .dma_end = cmd648_dma_end, + .dma_test_irq = cmd648_dma_test_irq, +}; + static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { { /* 0 */ .name = "CMD643", .init_chipset = init_chipset_cmd64x, - .init_hwif = init_hwif_cmd64x, .enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}}, .port_ops = &cmd64x_port_ops, + .dma_ops = &cmd64x_dma_ops, .host_flags = IDE_HFLAG_CLEAR_SIMPLEX | IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, @@ -449,10 +420,10 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { },{ /* 1 */ .name = "CMD646", .init_chipset = init_chipset_cmd64x, - .init_hwif = init_hwif_cmd64x, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .chipset = ide_cmd646, .port_ops = &cmd64x_port_ops, + .dma_ops = &cmd648_dma_ops, .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, @@ -460,9 +431,9 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { },{ /* 2 */ .name = "CMD648", .init_chipset = init_chipset_cmd64x, - .init_hwif = init_hwif_cmd64x, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .port_ops = &cmd64x_port_ops, + .dma_ops = &cmd648_dma_ops, .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, @@ -470,9 +441,9 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { },{ /* 3 */ .name = "CMD649", .init_chipset = init_chipset_cmd64x, - .init_hwif = init_hwif_cmd64x, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .port_ops = &cmd64x_port_ops, + .dma_ops = &cmd648_dma_ops, .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, @@ -487,12 +458,35 @@ static int __devinit cmd64x_init_one(struct pci_dev *dev, const struct pci_devic d = cmd64x_chipsets[idx]; - /* - * The original PCI0646 didn't have the primary channel enable bit, - * it appeared starting with PCI0646U (i.e. revision ID 3). - */ - if (idx == 1 && dev->revision < 3) - d.enablebits[0].reg = 0; + if (idx == 1) { + /* + * UltraDMA only supported on PCI646U and PCI646U2, which + * correspond to revisions 0x03, 0x05 and 0x07 respectively. + * Actually, although the CMD tech support people won't + * tell me the details, the 0x03 revision cannot support + * UDMA correctly without hardware modifications, and even + * then it only works with Quantum disks due to some + * hold time assumptions in the 646U part which are fixed + * in the 646U2. + * + * So we only do UltraDMA on revision 0x05 and 0x07 chipsets. + */ + if (dev->revision < 5) { + d.udma_mask = 0x00; + /* + * The original PCI0646 didn't have the primary + * channel enable bit, it appeared starting with + * PCI0646U (i.e. revision ID 3). + */ + if (dev->revision < 3) { + d.enablebits[0].reg = 0; + if (dev->revision == 1) + d.dma_ops = &cmd646_rev1_dma_ops; + else + d.dma_ops = &cmd64x_dma_ops; + } + } + } return ide_setup_pci_device(dev, &d); } diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index 41559c6de0ca..467d331c8109 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -103,24 +103,20 @@ static void cs5520_dma_host_set(ide_drive_t *drive, int on) ide_dma_host_set(drive, on); } -static void __devinit init_hwif_cs5520(ide_hwif_t *hwif) -{ - if (hwif->dma_base == 0) - return; - - hwif->dma_host_set = &cs5520_dma_host_set; -} - static const struct ide_port_ops cs5520_port_ops = { .set_pio_mode = cs5520_set_pio_mode, .set_dma_mode = cs5520_set_dma_mode, }; +static struct ide_dma_ops cs5520_dma_ops = { + .dma_host_set = cs5520_dma_host_set, +}; + #define DECLARE_CS_DEV(name_str) \ { \ .name = name_str, \ - .init_hwif = init_hwif_cs5520, \ .port_ops = &cs5520_port_ops, \ + .dma_ops = &cs5520_dma_ops, \ .host_flags = IDE_HFLAG_ISA_PORTS | \ IDE_HFLAG_CS5520 | \ IDE_HFLAG_VDMA | \ diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index e5e64436ffd9..5030bda1adeb 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -808,7 +808,7 @@ static void hpt370_irq_timeout(ide_drive_t *drive) hpt370_clear_engine(drive); } -static void hpt370_ide_dma_start(ide_drive_t *drive) +static void hpt370_dma_start(ide_drive_t *drive) { #ifdef HPT_RESET_STATE_ENGINE hpt370_clear_engine(drive); @@ -816,7 +816,7 @@ static void hpt370_ide_dma_start(ide_drive_t *drive) ide_dma_start(drive); } -static int hpt370_ide_dma_end(ide_drive_t *drive) +static int hpt370_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); u8 dma_stat = inb(hwif->dma_status); @@ -838,7 +838,7 @@ static void hpt370_dma_timeout(ide_drive_t *drive) } /* returns 1 if DMA IRQ issued, 0 otherwise */ -static int hpt374_ide_dma_test_irq(ide_drive_t *drive) +static int hpt374_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); @@ -862,7 +862,7 @@ static int hpt374_ide_dma_test_irq(ide_drive_t *drive) return 0; } -static int hpt374_ide_dma_end(ide_drive_t *drive) +static int hpt374_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); @@ -1312,19 +1312,6 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) if (new_mcr != old_mcr) pci_write_config_byte(dev, hwif->select_data + 1, new_mcr); - - if (hwif->dma_base == 0) - return; - - if (chip_type >= HPT374) { - hwif->ide_dma_test_irq = &hpt374_ide_dma_test_irq; - hwif->ide_dma_end = &hpt374_ide_dma_end; - } else if (chip_type >= HPT370) { - hwif->dma_start = &hpt370_ide_dma_start; - hwif->ide_dma_end = &hpt370_ide_dma_end; - hwif->dma_timeout = &hpt370_dma_timeout; - } else - hwif->dma_lost_irq = &hpt366_dma_lost_irq; } static int __devinit init_dma_hpt366(ide_hwif_t *hwif, @@ -1360,7 +1347,7 @@ static int __devinit init_dma_hpt366(ide_hwif_t *hwif, if (ide_allocate_dma_engine(hwif)) return -1; - ide_setup_dma(hwif, base); + ide_setup_dma(hwif, base, d); return 0; } @@ -1428,6 +1415,21 @@ static const struct ide_port_ops hpt3xx_port_ops = { .cable_detect = hpt3xx_cable_detect, }; +static struct ide_dma_ops hpt37x_dma_ops = { + .dma_end = hpt374_dma_end, + .dma_test_irq = hpt374_dma_test_irq, +}; + +static struct ide_dma_ops hpt370_dma_ops = { + .dma_start = hpt370_dma_start, + .dma_end = hpt370_dma_end, + .dma_timeout = hpt370_dma_timeout, +}; + +static struct ide_dma_ops hpt36x_dma_ops = { + .dma_lost_irq = hpt366_dma_lost_irq, +}; + static const struct ide_port_info hpt366_chipsets[] __devinitdata = { { /* 0 */ .name = "HPT36x", @@ -1442,6 +1444,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { */ .enablebits = {{0x50,0x10,0x10}, {0x54,0x04,0x04}}, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt36x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX | IDE_HFLAG_SINGLE, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1452,6 +1455,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { .init_dma = init_dma_hpt366, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt37x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1462,6 +1466,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { .init_dma = init_dma_hpt366, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt37x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1472,6 +1477,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { .init_dma = init_dma_hpt366, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt37x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1483,6 +1489,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .udma_mask = ATA_UDMA5, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt37x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1493,6 +1500,7 @@ static const struct ide_port_info hpt366_chipsets[] __devinitdata = { .init_dma = init_dma_hpt366, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .port_ops = &hpt3xx_port_ops, + .dma_ops = &hpt37x_dma_ops, .host_flags = IDE_HFLAGS_HPT3XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, @@ -1555,6 +1563,10 @@ static int __devinit hpt366_init_one(struct pci_dev *dev, const struct pci_devic d.name = info->chip_name; d.udma_mask = info->udma_mask; + /* fixup ->dma_ops for HPT370/HPT370A */ + if (info == &hpt370 || info == &hpt370a) + d.dma_ops = &hpt370_dma_ops; + pci_set_drvdata(dev, (void *)info); if (info == &hpt36x || info == &hpt374) diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c index 7f4db1c0a4fc..6ab04115286b 100644 --- a/drivers/ide/pci/it821x.c +++ b/drivers/ide/pci/it821x.c @@ -511,6 +511,11 @@ static void __devinit it821x_quirkproc(ide_drive_t *drive) } +static struct ide_dma_ops it821x_pass_through_dma_ops = { + .dma_start = it821x_dma_start, + .dma_end = it821x_dma_end, +}; + /** * init_hwif_it821x - set up hwif structs * @hwif: interface to set up @@ -562,8 +567,7 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif) if (idev->smart == 0) { /* MWDMA/PIO clock switching for pass through mode */ - hwif->dma_start = &it821x_dma_start; - hwif->ide_dma_end = &it821x_dma_end; + hwif->dma_ops = &it821x_pass_through_dma_ops; } else hwif->host_flags |= IDE_HFLAG_NO_SET_MODE; diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index 332de832f171..5a6dec0e1f4d 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -150,7 +150,7 @@ static void ns87415_selectproc (ide_drive_t *drive) ns87415_prepare_drive (drive, drive->using_dma); } -static int ns87415_ide_dma_end (ide_drive_t *drive) +static int ns87415_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); u8 dma_stat = 0, dma_cmd = 0; @@ -170,7 +170,7 @@ static int ns87415_ide_dma_end (ide_drive_t *drive) return (dma_stat & 7) != 4; } -static int ns87415_ide_dma_setup(ide_drive_t *drive) +static int ns87415_dma_setup(ide_drive_t *drive) { /* select DMA xfer */ ns87415_prepare_drive(drive, 1); @@ -252,14 +252,17 @@ static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif) return; outb(0x60, hwif->dma_status); - hwif->dma_setup = &ns87415_ide_dma_setup; - hwif->ide_dma_end = &ns87415_ide_dma_end; } static const struct ide_port_ops ns87415_port_ops = { .selectproc = ns87415_selectproc, }; +static struct ide_dma_ops ns87415_dma_ops = { + .dma_setup = ns87415_dma_setup, + .dma_end = ns87415_dma_end, +}; + static const struct ide_port_info ns87415_chipset __devinitdata = { .name = "NS87415", #ifdef CONFIG_SUPERIO @@ -267,6 +270,7 @@ static const struct ide_port_info ns87415_chipset __devinitdata = { #endif .init_hwif = init_hwif_ns87415, .port_ops = &ns87415_port_ops, + .dma_ops = &ns87415_dma_ops, .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | IDE_HFLAG_NO_ATAPI_DMA, }; diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index 24e440de4c80..9c490fd63fde 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -163,7 +163,7 @@ static void pdc202xx_quirkproc(ide_drive_t *drive) drive->quirk_list = 0; } -static void pdc202xx_old_ide_dma_start(ide_drive_t *drive) +static void pdc202xx_dma_start(ide_drive_t *drive) { if (drive->current_speed > XFER_UDMA_2) pdc_old_enable_66MHz_clock(drive->hwif); @@ -185,7 +185,7 @@ static void pdc202xx_old_ide_dma_start(ide_drive_t *drive) ide_dma_start(drive); } -static int pdc202xx_old_ide_dma_end(ide_drive_t *drive) +static int pdc202xx_dma_end(ide_drive_t *drive) { if (drive->media != ide_disk || drive->addressing == 1) { ide_hwif_t *hwif = HWIF(drive); @@ -202,7 +202,7 @@ static int pdc202xx_old_ide_dma_end(ide_drive_t *drive) return __ide_dma_end(drive); } -static int pdc202xx_old_ide_dma_test_irq(ide_drive_t *drive) +static int pdc202xx_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long high_16 = hwif->extra_base - 16; @@ -263,23 +263,6 @@ static void pdc202xx_dma_timeout(ide_drive_t *drive) ide_dma_timeout(drive); } -static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) -{ - struct pci_dev *dev = to_pci_dev(hwif->dev); - - if (hwif->dma_base == 0) - return; - - hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; - hwif->dma_timeout = &pdc202xx_dma_timeout; - - if (dev->device != PCI_DEVICE_ID_PROMISE_20246) { - hwif->dma_start = &pdc202xx_old_ide_dma_start; - hwif->ide_dma_end = &pdc202xx_old_ide_dma_end; - } - hwif->ide_dma_test_irq = &pdc202xx_old_ide_dma_test_irq; -} - static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, const char *name) { @@ -346,12 +329,26 @@ static const struct ide_port_ops pdc2026x_port_ops = { .cable_detect = pdc2026x_cable_detect, }; +static struct ide_dma_ops pdc20246_dma_ops = { + .dma_test_irq = pdc202xx_dma_test_irq, + .dma_lost_irq = pdc202xx_dma_lost_irq, + .dma_timeout = pdc202xx_dma_timeout, +}; + +static struct ide_dma_ops pdc2026x_dma_ops = { + .dma_start = pdc202xx_dma_start, + .dma_end = pdc202xx_dma_end, + .dma_test_irq = pdc202xx_dma_test_irq, + .dma_lost_irq = pdc202xx_dma_lost_irq, + .dma_timeout = pdc202xx_dma_timeout, +}; + #define DECLARE_PDC2026X_DEV(name_str, udma, extra_flags) \ { \ .name = name_str, \ .init_chipset = init_chipset_pdc202xx, \ - .init_hwif = init_hwif_pdc202xx, \ .port_ops = &pdc2026x_port_ops, \ + .dma_ops = &pdc2026x_dma_ops, \ .host_flags = IDE_HFLAGS_PDC202XX | extra_flags, \ .pio_mask = ATA_PIO4, \ .mwdma_mask = ATA_MWDMA2, \ @@ -362,8 +359,8 @@ static const struct ide_port_info pdc202xx_chipsets[] __devinitdata = { { /* 0 */ .name = "PDC20246", .init_chipset = init_chipset_pdc202xx, - .init_hwif = init_hwif_pdc202xx, .port_ops = &pdc20246_port_ops, + .dma_ops = &pdc20246_dma_ops, .host_flags = IDE_HFLAGS_PDC202XX, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 0c144770a8da..303bcfb2a441 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -165,7 +165,7 @@ static void sc1200_set_dma_mode(ide_drive_t *drive, const u8 mode) * * returns 1 on error, 0 otherwise */ -static int sc1200_ide_dma_end (ide_drive_t *drive) +static int sc1200_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long dma_base = hwif->dma_base; @@ -214,7 +214,7 @@ static void sc1200_set_pio_mode(ide_drive_t *drive, const u8 pio) printk("SC1200: %s: changing (U)DMA mode\n", drive->name); ide_dma_off_quietly(drive); if (ide_set_dma_mode(drive, mode) == 0 && drive->using_dma) - hwif->dma_host_set(drive, 1); + hwif->dma_ops->dma_host_set(drive, 1); return; } @@ -286,28 +286,20 @@ static int sc1200_resume (struct pci_dev *dev) } #endif -/* - * This gets invoked by the IDE driver once for each channel, - * and performs channel-specific pre-initialization before drive probing. - */ -static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif) -{ - if (hwif->dma_base == 0) - return; - - hwif->ide_dma_end = &sc1200_ide_dma_end; -} - static const struct ide_port_ops sc1200_port_ops = { .set_pio_mode = sc1200_set_pio_mode, .set_dma_mode = sc1200_set_dma_mode, .udma_filter = sc1200_udma_filter, }; +static struct ide_dma_ops sc1200_dma_ops = { + .dma_end = sc1200_dma_end, +}; + static const struct ide_port_info sc1200_chipset __devinitdata = { .name = "SC1200", - .init_hwif = init_hwif_sc1200, .port_ops = &sc1200_port_ops, + .dma_ops = &sc1200_dma_ops, .host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_ABUSE_DMA_MODES, diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index c30b0c44c705..5117c11134cd 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -317,14 +317,14 @@ static int scc_dma_setup(ide_drive_t *drive) /** - * scc_ide_dma_end - Stop DMA + * scc_dma_end - Stop DMA * @drive: IDE drive * * Check and clear INT Status register. * Then call __ide_dma_end(). */ -static int scc_ide_dma_end(ide_drive_t * drive) +static int scc_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long intsts_port = hwif->dma_base + 0x014; @@ -692,10 +692,6 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif) /* PTERADD */ out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma); - hwif->dma_setup = scc_dma_setup; - hwif->ide_dma_end = scc_ide_dma_end; - hwif->ide_dma_test_irq = scc_dma_test_irq; - if (in_be32((void __iomem *)(hwif->config_data + 0xff0)) & CCKCTRL_ATACLKOEN) hwif->ultra_mask = ATA_UDMA6; /* 133MHz */ else @@ -709,12 +705,19 @@ static const struct ide_port_ops scc_port_ops = { .cable_detect = scc_cable_detect, }; +static struct ide_dma_ops scc_dma_ops = { + .dma_setup = scc_dma_setup, + .dma_end = scc_dma_end, + .dma_test_irq = scc_dma_test_irq, +}; + #define DECLARE_SCC_DEV(name_str) \ { \ .name = name_str, \ .init_iops = init_iops_scc, \ .init_hwif = init_hwif_scc, \ .port_ops = &scc_port_ops, \ + .dma_ops = &scc_dma_ops, \ .host_flags = IDE_HFLAG_SINGLE, \ .pio_mask = ATA_PIO4, \ } diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index 47d6e0492dda..2cbb7fd1ddec 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -188,7 +188,7 @@ sgiioc4_clearirq(ide_drive_t * drive) return intr_reg & 3; } -static void sgiioc4_ide_dma_start(ide_drive_t * drive) +static void sgiioc4_dma_start(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long ioc4_dma_addr = hwif->dma_base + IOC4_DMA_CTRL * 4; @@ -215,8 +215,7 @@ sgiioc4_ide_dma_stop(ide_hwif_t *hwif, u64 dma_base) } /* Stops the IOC4 DMA Engine */ -static int -sgiioc4_ide_dma_end(ide_drive_t * drive) +static int sgiioc4_dma_end(ide_drive_t *drive) { u32 ioc4_dma, bc_dev, bc_mem, num, valid = 0, cnt = 0; ide_hwif_t *hwif = HWIF(drive); @@ -279,8 +278,7 @@ static void sgiioc4_set_dma_mode(ide_drive_t *drive, const u8 speed) } /* returns 1 if dma irq issued, 0 otherwise */ -static int -sgiioc4_ide_dma_test_irq(ide_drive_t * drive) +static int sgiioc4_dma_test_irq(ide_drive_t *drive) { return sgiioc4_checkirq(HWIF(drive)); } @@ -294,7 +292,7 @@ static void sgiioc4_dma_host_set(ide_drive_t *drive, int on) static void sgiioc4_resetproc(ide_drive_t * drive) { - sgiioc4_ide_dma_end(drive); + sgiioc4_dma_end(drive); sgiioc4_clearirq(drive); } @@ -327,8 +325,6 @@ sgiioc4_INB(unsigned long port) return reg; } -static void __devinit ide_init_sgiioc4(ide_hwif_t *); - /* Creates a dma map for the scatter-gather list entries */ static int __devinit ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d) @@ -377,7 +373,6 @@ ide_dma_sgiioc4(ide_hwif_t *hwif, const struct ide_port_info *d) if (pad) { ide_set_hwifdata(hwif, pad); - ide_init_sgiioc4(hwif); return 0; } @@ -526,7 +521,7 @@ use_pio_instead: return 0; /* revert to PIO for this request */ } -static int sgiioc4_ide_dma_setup(ide_drive_t *drive) +static int sgiioc4_dma_setup(ide_drive_t *drive) { struct request *rq = HWGROUP(drive)->rq; unsigned int count = 0; @@ -555,18 +550,6 @@ static int sgiioc4_ide_dma_setup(ide_drive_t *drive) return 0; } -static void __devinit -ide_init_sgiioc4(ide_hwif_t * hwif) -{ - hwif->dma_host_set = &sgiioc4_dma_host_set; - hwif->dma_setup = &sgiioc4_ide_dma_setup; - hwif->dma_start = &sgiioc4_ide_dma_start; - hwif->ide_dma_end = &sgiioc4_ide_dma_end; - hwif->ide_dma_test_irq = &sgiioc4_ide_dma_test_irq; - hwif->dma_lost_irq = &sgiioc4_dma_lost_irq; - hwif->dma_timeout = &ide_dma_timeout; -} - static const struct ide_port_ops sgiioc4_port_ops = { .set_dma_mode = sgiioc4_set_dma_mode, /* reset DMA engine, clear IRQs */ @@ -575,10 +558,21 @@ static const struct ide_port_ops sgiioc4_port_ops = { .maskproc = sgiioc4_maskproc, }; +static struct ide_dma_ops sgiioc4_dma_ops = { + .dma_host_set = sgiioc4_dma_host_set, + .dma_setup = sgiioc4_dma_setup, + .dma_start = sgiioc4_dma_start, + .dma_end = sgiioc4_dma_end, + .dma_test_irq = sgiioc4_dma_test_irq, + .dma_lost_irq = sgiioc4_dma_lost_irq, + .dma_timeout = ide_dma_timeout, +}; + static const struct ide_port_info sgiioc4_port_info __devinitdata = { .chipset = ide_pci, .init_dma = ide_dma_sgiioc4, .port_ops = &sgiioc4_port_ops, + .dma_ops = &sgiioc4_dma_ops, .host_flags = IDE_HFLAG_NO_AUTOTUNE, .mwdma_mask = ATA_MWDMA2_ONLY, }; diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index faf5c3d6ab72..1fffea3211bd 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -301,7 +301,7 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed) } /* returns 1 if dma irq issued, 0 otherwise */ -static int siimage_io_ide_dma_test_irq (ide_drive_t *drive) +static int siimage_io_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); @@ -320,14 +320,14 @@ static int siimage_io_ide_dma_test_irq (ide_drive_t *drive) } /** - * siimage_mmio_ide_dma_test_irq - check we caused an IRQ + * siimage_mmio_dma_test_irq - check we caused an IRQ * @drive: drive we are testing * * Check if we caused an IDE DMA interrupt. We may also have caused * SATA status interrupts, if so we clean them up and continue. */ - -static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive) + +static int siimage_mmio_dma_test_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); unsigned long addr = siimage_selreg(hwif, 0x1); @@ -369,6 +369,14 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive) return 0; } +static int siimage_dma_test_irq(ide_drive_t *drive) +{ + if (drive->hwif->mmio) + return siimage_mmio_dma_test_irq(drive); + else + return siimage_io_dma_test_irq(drive); +} + /** * sil_sata_reset_poll - wait for SATA reset * @drive: drive we are resetting @@ -756,41 +764,6 @@ static u8 __devinit sil_cable_detect(ide_hwif_t *hwif) return (ata66 & 0x01) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; } -/** - * init_hwif_siimage - set up hwif structs - * @hwif: interface to set up - * - * We do the basic set up of the interface structure. The SIIMAGE - * requires several custom handlers so we override the default - * ide DMA handlers appropriately - */ - -static void __devinit init_hwif_siimage(ide_hwif_t *hwif) -{ - u8 sata = is_sata(hwif); - - if (sata) { - static int first = 1; - - if (first) { - printk(KERN_INFO "siimage: For full SATA support you should use the libata sata_sil module.\n"); - first = 0; - } - } - - if (hwif->dma_base == 0) - return; - - if (sata) - hwif->host_flags |= IDE_HFLAG_NO_ATAPI_DMA; - - if (hwif->mmio) { - hwif->ide_dma_test_irq = &siimage_mmio_ide_dma_test_irq; - } else { - hwif->ide_dma_test_irq = & siimage_io_ide_dma_test_irq; - } -} - static const struct ide_port_ops sil_pata_port_ops = { .set_pio_mode = sil_set_pio_mode, .set_dma_mode = sil_set_dma_mode, @@ -809,13 +782,17 @@ static const struct ide_port_ops sil_sata_port_ops = { .cable_detect = sil_cable_detect, }; +static struct ide_dma_ops sil_dma_ops = { + .dma_test_irq = siimage_dma_test_irq, +}; + #define DECLARE_SII_DEV(name_str, p_ops) \ { \ .name = name_str, \ .init_chipset = init_chipset_siimage, \ .init_iops = init_iops_siimage, \ - .init_hwif = init_hwif_siimage, \ .port_ops = p_ops, \ + .dma_ops = &sil_dma_ops, \ .pio_mask = ATA_PIO4, \ .mwdma_mask = ATA_MWDMA2, \ .udma_mask = ATA_UDMA6, \ @@ -838,7 +815,24 @@ static const struct ide_port_info siimage_chipsets[] __devinitdata = { static int __devinit siimage_init_one(struct pci_dev *dev, const struct pci_device_id *id) { - return ide_setup_pci_device(dev, &siimage_chipsets[id->driver_data]); + struct ide_port_info d; + u8 idx = id->driver_data; + + d = siimage_chipsets[idx]; + + if (idx) { + static int first = 1; + + if (first) { + printk(KERN_INFO "siimage: For full SATA support you " + "should use the libata sata_sil module.\n"); + first = 0; + } + + d.host_flags |= IDE_HFLAG_NO_ATAPI_DMA; + } + + return ide_setup_pci_device(dev, &d); } static const struct pci_device_id siimage_pci_tbl[] = { diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index c2127cbdecd3..635d607bc0cf 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -282,34 +282,25 @@ static unsigned int __devinit init_chipset_sl82c105(struct pci_dev *dev, const c return dev->irq; } -/* - * Initialise IDE channel - */ -static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) -{ - DBG(("init_hwif_sl82c105(hwif: ide%d)\n", hwif->index)); - - if (!hwif->dma_base) - return; - - hwif->dma_lost_irq = &sl82c105_dma_lost_irq; - hwif->dma_start = &sl82c105_dma_start; - hwif->ide_dma_end = &sl82c105_dma_end; - hwif->dma_timeout = &sl82c105_dma_timeout; -} - static const struct ide_port_ops sl82c105_port_ops = { .set_pio_mode = sl82c105_set_pio_mode, .set_dma_mode = sl82c105_set_dma_mode, .resetproc = sl82c105_resetproc, }; +static struct ide_dma_ops sl82c105_dma_ops = { + .dma_start = sl82c105_dma_start, + .dma_end = sl82c105_dma_end, + .dma_lost_irq = sl82c105_dma_lost_irq, + .dma_timeout = sl82c105_dma_timeout, +}; + static const struct ide_port_info sl82c105_chipset __devinitdata = { .name = "W82C105", .init_chipset = init_chipset_sl82c105, - .init_hwif = init_hwif_sl82c105, .enablebits = {{0x40,0x01,0x01}, {0x40,0x10,0x10}}, .port_ops = &sl82c105_port_ops, + .dma_ops = &sl82c105_dma_ops, .host_flags = IDE_HFLAG_IO_32BIT | IDE_HFLAG_UNMASK_IRQS | /* FIXME: check for Compatibility mode in generic IDE PCI code */ @@ -334,7 +325,7 @@ static int __devinit sl82c105_init_one(struct pci_dev *dev, const struct pci_dev */ printk(KERN_INFO "W82C105_IDE: Winbond W83C553 bridge " "revision %d, BM-DMA disabled\n", rev); - d.init_hwif = NULL; + d.dma_ops = NULL; d.mwdma_mask = 0; d.host_flags &= ~IDE_HFLAG_SERIALIZE_DMA; } diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c index 14ce400a0eaf..4ce240db3263 100644 --- a/drivers/ide/pci/tc86c001.c +++ b/drivers/ide/pci/tc86c001.c @@ -168,8 +168,6 @@ static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif) /* Sector Count Register limit */ hwif->rqsize = 0xffff; - - hwif->dma_start = &tc86c001_dma_start; } static unsigned int __devinit init_chipset_tc86c001(struct pci_dev *dev, @@ -188,11 +186,16 @@ static const struct ide_port_ops tc86c001_port_ops = { .cable_detect = tc86c001_cable_detect, }; +static struct ide_dma_ops tc86c001_dma_ops = { + .dma_start = tc86c001_dma_start, +}; + static const struct ide_port_info tc86c001_chipset __devinitdata = { .name = "TC86C001", .init_chipset = init_chipset_tc86c001, .init_hwif = init_hwif_tc86c001, .port_ops = &tc86c001_port_ops, + .dma_ops = &tc86c001_dma_ops, .host_flags = IDE_HFLAG_SINGLE | IDE_HFLAG_OFF_BOARD | IDE_HFLAG_ABUSE_SET_DMA_MODE, .pio_mask = ATA_PIO4, diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index 7e354d33323b..c506e97cd716 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -214,7 +214,7 @@ static void trm290_dma_start(ide_drive_t *drive) { } -static int trm290_ide_dma_end (ide_drive_t *drive) +static int trm290_dma_end(ide_drive_t *drive) { u16 status; @@ -225,7 +225,7 @@ static int trm290_ide_dma_end (ide_drive_t *drive) return status != 0x00ff; } -static int trm290_ide_dma_test_irq (ide_drive_t *drive) +static int trm290_dma_test_irq(ide_drive_t *drive) { u16 status; @@ -280,12 +280,6 @@ static void __devinit init_hwif_trm290(ide_hwif_t *hwif) /* sharing IRQ with mate */ hwif->irq = hwif->mate->irq; - hwif->dma_host_set = &trm290_dma_host_set; - hwif->dma_setup = &trm290_dma_setup; - hwif->dma_exec_cmd = &trm290_dma_exec_cmd; - hwif->dma_start = &trm290_dma_start; - hwif->ide_dma_end = &trm290_ide_dma_end; - hwif->ide_dma_test_irq = &trm290_ide_dma_test_irq; #if 1 { /* @@ -319,11 +313,21 @@ static const struct ide_port_ops trm290_port_ops = { .selectproc = trm290_selectproc, }; +static struct ide_dma_ops trm290_dma_ops = { + .dma_host_set = trm290_dma_host_set, + .dma_setup = trm290_dma_setup, + .dma_exec_cmd = trm290_dma_exec_cmd, + .dma_start = trm290_dma_start, + .dma_end = trm290_dma_end, + .dma_test_irq = trm290_dma_test_irq, +}; + static const struct ide_port_info trm290_chipset __devinitdata = { .name = "TRM290", .init_hwif = init_hwif_trm290, .chipset = ide_trm290, .port_ops = &trm290_port_ops, + .dma_ops = &trm290_dma_ops, .host_flags = IDE_HFLAG_NO_ATAPI_DMA | #if 0 /* play it safe for now */ IDE_HFLAG_TRUST_BIOS_FOR_DMA | diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index ac36c6c4013f..0ee16acfdf29 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -930,9 +930,14 @@ static const struct ide_port_ops pmac_ide_port_ops = { .selectproc = pmac_ide_selectproc, }; +static struct ide_dma_ops pmac_dma_ops; + static const struct ide_port_info pmac_port_info = { .init_dma = pmac_ide_init_dma, .chipset = ide_pmac, +#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC + .dma_ops = &pmac_dma_ops, +#endif .port_ops = &pmac_ide_port_ops, .host_flags = IDE_HFLAG_SET_PIO_MODE_KEEP_DMA | IDE_HFLAG_POST_SET_MODE | @@ -1670,6 +1675,17 @@ pmac_ide_dma_lost_irq (ide_drive_t *drive) printk(KERN_ERR "ide-pmac lost interrupt, dma status: %lx\n", status); } +static struct ide_dma_ops pmac_dma_ops = { + .dma_host_set = pmac_ide_dma_host_set, + .dma_setup = pmac_ide_dma_setup, + .dma_exec_cmd = pmac_ide_dma_exec_cmd, + .dma_start = pmac_ide_dma_start, + .dma_end = pmac_ide_dma_end, + .dma_test_irq = pmac_ide_dma_test_irq, + .dma_timeout = ide_dma_timeout, + .dma_lost_irq = pmac_ide_dma_lost_irq, +}; + /* * Allocate the data structures needed for using DMA with an interface * and fill the proper list of functions pointers @@ -1702,15 +1718,6 @@ static int __devinit pmac_ide_init_dma(ide_hwif_t *hwif, hwif->sg_max_nents = MAX_DCMDS; - hwif->dma_host_set = &pmac_ide_dma_host_set; - hwif->dma_setup = &pmac_ide_dma_setup; - hwif->dma_exec_cmd = &pmac_ide_dma_exec_cmd; - hwif->dma_start = &pmac_ide_dma_start; - hwif->ide_dma_end = &pmac_ide_dma_end; - hwif->ide_dma_test_irq = &pmac_ide_dma_test_irq; - hwif->dma_timeout = &ide_dma_timeout; - hwif->dma_lost_irq = &pmac_ide_dma_lost_irq; - return 0; } #else diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index 5171601fb255..9a1e01e176f0 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -385,7 +385,7 @@ int ide_hwif_setup_dma(ide_hwif_t *hwif, const struct ide_port_info *d) if (ide_allocate_dma_engine(hwif)) return -1; - ide_setup_dma(hwif, base); + ide_setup_dma(hwif, base, d); } return 0; diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c index 93c3fc20aa59..3638fa808ded 100644 --- a/drivers/scsi/ide-scsi.c +++ b/drivers/scsi/ide-scsi.c @@ -393,7 +393,7 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive) printk ("ide-scsi: %s: DMA complete\n", drive->name); #endif /* IDESCSI_DEBUG_LOG */ pc->xferred = pc->req_xfer; - (void) HWIF(drive)->ide_dma_end(drive); + (void)hwif->dma_ops->dma_end(drive); } /* Clear the interrupt */ @@ -498,7 +498,7 @@ static ide_startstop_t idescsi_transfer_pc(ide_drive_t *drive) drive->hwif->atapi_output_bytes(drive, scsi->pc->c, 12); if (pc->flags & PC_FLAG_DMA_OK) { pc->flags |= PC_FLAG_DMA_IN_PROGRESS; - hwif->dma_start(drive); + hwif->dma_ops->dma_start(drive); } return ide_started; } @@ -560,7 +560,7 @@ static ide_startstop_t idescsi_issue_pc(ide_drive_t *drive, if (drive->using_dma && !idescsi_map_sg(drive, pc)) { hwif->sg_mapped = 1; - dma = !hwif->dma_setup(drive); + dma = !hwif->dma_ops->dma_setup(drive); hwif->sg_mapped = 0; } |