diff options
Diffstat (limited to 'drivers/ata/libata-sff.c')
| -rw-r--r-- | drivers/ata/libata-sff.c | 344 |
1 files changed, 172 insertions, 172 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 5208ca21f63..8544321293d 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -42,22 +42,22 @@ const struct ata_port_operations ata_sff_port_ops = { .inherits = &ata_base_port_ops, - .qc_prep = ata_qc_prep, - .qc_issue = ata_qc_issue_prot, - - .freeze = ata_bmdma_freeze, - .thaw = ata_bmdma_thaw, - .softreset = ata_std_softreset, - .error_handler = ata_bmdma_error_handler, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - - .dev_select = ata_std_dev_select, - .check_status = ata_check_status, - .tf_load = ata_tf_load, - .tf_read = ata_tf_read, - .exec_command = ata_exec_command, - .data_xfer = ata_data_xfer, - .irq_on = ata_irq_on, + .qc_prep = ata_sff_qc_prep, + .qc_issue = ata_sff_qc_issue, + + .freeze = ata_sff_freeze, + .thaw = ata_sff_thaw, + .softreset = ata_sff_softreset, + .error_handler = ata_sff_error_handler, + .post_internal_cmd = ata_sff_post_internal_cmd, + + .dev_select = ata_sff_dev_select, + .check_status = ata_sff_check_status, + .tf_load = ata_sff_tf_load, + .tf_read = ata_sff_tf_read, + .exec_command = ata_sff_exec_command, + .data_xfer = ata_sff_data_xfer, + .irq_on = ata_sff_irq_on, .port_start = ata_sff_port_start, }; @@ -65,13 +65,13 @@ const struct ata_port_operations ata_sff_port_ops = { const struct ata_port_operations ata_bmdma_port_ops = { .inherits = &ata_sff_port_ops, - .mode_filter = ata_pci_default_filter, + .mode_filter = ata_bmdma_mode_filter, .bmdma_setup = ata_bmdma_setup, .bmdma_start = ata_bmdma_start, .bmdma_stop = ata_bmdma_stop, .bmdma_status = ata_bmdma_status, - .irq_clear = ata_bmdma_irq_clear, + .irq_clear = ata_sff_irq_clear, }; /** @@ -181,7 +181,7 @@ static void ata_fill_sg_dumb(struct ata_queued_cmd *qc) } /** - * ata_qc_prep - Prepare taskfile for submission + * ata_sff_qc_prep - Prepare taskfile for submission * @qc: Metadata associated with taskfile to be prepared * * Prepare ATA taskfile for submission. @@ -189,7 +189,7 @@ static void ata_fill_sg_dumb(struct ata_queued_cmd *qc) * LOCKING: * spin_lock_irqsave(host lock) */ -void ata_qc_prep(struct ata_queued_cmd *qc) +void ata_sff_qc_prep(struct ata_queued_cmd *qc) { if (!(qc->flags & ATA_QCFLAG_DMAMAP)) return; @@ -198,7 +198,7 @@ void ata_qc_prep(struct ata_queued_cmd *qc) } /** - * ata_dumb_qc_prep - Prepare taskfile for submission + * ata_sff_dumb_qc_prep - Prepare taskfile for submission * @qc: Metadata associated with taskfile to be prepared * * Prepare ATA taskfile for submission. @@ -206,7 +206,7 @@ void ata_qc_prep(struct ata_queued_cmd *qc) * LOCKING: * spin_lock_irqsave(host lock) */ -void ata_dumb_qc_prep(struct ata_queued_cmd *qc) +void ata_sff_dumb_qc_prep(struct ata_queued_cmd *qc) { if (!(qc->flags & ATA_QCFLAG_DMAMAP)) return; @@ -215,7 +215,7 @@ void ata_dumb_qc_prep(struct ata_queued_cmd *qc) } /** - * ata_check_status - Read device status reg & clear interrupt + * ata_sff_check_status - Read device status reg & clear interrupt * @ap: port where the device is * * Reads ATA taskfile status register for currently-selected device @@ -225,13 +225,13 @@ void ata_dumb_qc_prep(struct ata_queued_cmd *qc) * LOCKING: * Inherited from caller. */ -u8 ata_check_status(struct ata_port *ap) +u8 ata_sff_check_status(struct ata_port *ap) { return ioread8(ap->ioaddr.status_addr); } /** - * ata_altstatus - Read device alternate status reg + * ata_sff_altstatus - Read device alternate status reg * @ap: port where the device is * * Reads ATA taskfile alternate status register for @@ -243,7 +243,7 @@ u8 ata_check_status(struct ata_port *ap) * LOCKING: * Inherited from caller. */ -u8 ata_altstatus(struct ata_port *ap) +u8 ata_sff_altstatus(struct ata_port *ap) { if (ap->ops->check_altstatus) return ap->ops->check_altstatus(ap); @@ -252,7 +252,7 @@ u8 ata_altstatus(struct ata_port *ap) } /** - * ata_busy_sleep - sleep until BSY clears, or timeout + * ata_sff_busy_sleep - sleep until BSY clears, or timeout * @ap: port containing status register to be polled * @tmout_pat: impatience timeout * @tmout: overall timeout @@ -266,19 +266,19 @@ u8 ata_altstatus(struct ata_port *ap) * RETURNS: * 0 on success, -errno otherwise. */ -int ata_busy_sleep(struct ata_port *ap, - unsigned long tmout_pat, unsigned long tmout) +int ata_sff_busy_sleep(struct ata_port *ap, + unsigned long tmout_pat, unsigned long tmout) { unsigned long timer_start, timeout; u8 status; - status = ata_busy_wait(ap, ATA_BUSY, 300); + status = ata_sff_busy_wait(ap, ATA_BUSY, 300); timer_start = jiffies; timeout = timer_start + tmout_pat; while (status != 0xff && (status & ATA_BUSY) && time_before(jiffies, timeout)) { msleep(50); - status = ata_busy_wait(ap, ATA_BUSY, 3); + status = ata_sff_busy_wait(ap, ATA_BUSY, 3); } if (status != 0xff && (status & ATA_BUSY)) @@ -307,7 +307,7 @@ int ata_busy_sleep(struct ata_port *ap, } /** - * ata_wait_ready - sleep until BSY clears, or timeout + * ata_sff_wait_ready - sleep until BSY clears, or timeout * @ap: port containing status register to be polled * @deadline: deadline jiffies for the operation * @@ -320,7 +320,7 @@ int ata_busy_sleep(struct ata_port *ap, * RETURNS: * 0 on success, -errno otherwise. */ -int ata_wait_ready(struct ata_port *ap, unsigned long deadline) +int ata_sff_wait_ready(struct ata_port *ap, unsigned long deadline) { unsigned long start = jiffies; int warned = 0; @@ -349,7 +349,7 @@ int ata_wait_ready(struct ata_port *ap, unsigned long deadline) } /** - * ata_std_dev_select - Select device 0/1 on ATA bus + * ata_sff_dev_select - Select device 0/1 on ATA bus * @ap: ATA channel to manipulate * @device: ATA device (numbered from zero) to select * @@ -362,7 +362,7 @@ int ata_wait_ready(struct ata_port *ap, unsigned long deadline) * LOCKING: * caller. */ -void ata_std_dev_select(struct ata_port *ap, unsigned int device) +void ata_sff_dev_select(struct ata_port *ap, unsigned int device) { u8 tmp; @@ -372,7 +372,7 @@ void ata_std_dev_select(struct ata_port *ap, unsigned int device) tmp = ATA_DEVICE_OBS | ATA_DEV1; iowrite8(tmp, ap->ioaddr.device_addr); - ata_pause(ap); /* needed; also flushes, for mmio */ + ata_sff_pause(ap); /* needed; also flushes, for mmio */ } /** @@ -386,9 +386,9 @@ void ata_std_dev_select(struct ata_port *ap, unsigned int device) * make either device 0, or device 1, active on the * ATA channel. * - * This is a high-level version of ata_std_dev_select(), - * which additionally provides the services of inserting - * the proper pauses and status polling, where needed. + * This is a high-level version of ata_sff_dev_select(), which + * additionally provides the services of inserting the proper + * pauses and status polling, where needed. * * LOCKING: * caller. @@ -413,7 +413,7 @@ void ata_dev_select(struct ata_port *ap, unsigned int device, } /** - * ata_irq_on - Enable interrupts on a port. + * ata_sff_irq_on - Enable interrupts on a port. * @ap: Port on which interrupts are enabled. * * Enable interrupts on a legacy IDE device using MMIO or PIO, @@ -422,7 +422,7 @@ void ata_dev_select(struct ata_port *ap, unsigned int device, * LOCKING: * Inherited from caller. */ -u8 ata_irq_on(struct ata_port *ap) +u8 ata_sff_irq_on(struct ata_port *ap) { struct ata_ioports *ioaddr = &ap->ioaddr; u8 tmp; @@ -440,7 +440,7 @@ u8 ata_irq_on(struct ata_port *ap) } /** - * ata_bmdma_irq_clear - Clear PCI IDE BMDMA interrupt. + * ata_sff_irq_clear - Clear PCI IDE BMDMA interrupt. * @ap: Port associated with this ATA transaction. * * Clear interrupt and error flags in DMA status register. @@ -450,7 +450,7 @@ u8 ata_irq_on(struct ata_port *ap) * LOCKING: * spin_lock_irqsave(host lock) */ -void ata_bmdma_irq_clear(struct ata_port *ap) +void ata_sff_irq_clear(struct ata_port *ap) { void __iomem *mmio = ap->ioaddr.bmdma_addr; @@ -461,7 +461,7 @@ void ata_bmdma_irq_clear(struct ata_port *ap) } /** - * ata_tf_load - send taskfile registers to host controller + * ata_sff_tf_load - send taskfile registers to host controller * @ap: Port to which output is sent * @tf: ATA taskfile register set * @@ -470,7 +470,7 @@ void ata_bmdma_irq_clear(struct ata_port *ap) * LOCKING: * Inherited from caller. */ -void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) +void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) { struct ata_ioports *ioaddr = &ap->ioaddr; unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR; @@ -520,7 +520,7 @@ void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) } /** - * ata_tf_read - input device's ATA taskfile shadow registers + * ata_sff_tf_read - input device's ATA taskfile shadow registers * @ap: Port from which input is read * @tf: ATA taskfile register set for storing input * @@ -532,11 +532,11 @@ void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) * LOCKING: * Inherited from caller. */ -void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf) +void ata_sff_tf_read(struct ata_port *ap, struct ata_taskfile *tf) { struct ata_ioports *ioaddr = &ap->ioaddr; - tf->command = ata_check_status(ap); + tf->command = ata_sff_check_status(ap); tf->feature = ioread8(ioaddr->error_addr); tf->nsect = ioread8(ioaddr->nsect_addr); tf->lbal = ioread8(ioaddr->lbal_addr); @@ -560,7 +560,7 @@ void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf) } /** - * ata_exec_command - issue ATA command to host controller + * ata_sff_exec_command - issue ATA command to host controller * @ap: port to which command is being issued * @tf: ATA taskfile register set * @@ -570,12 +570,12 @@ void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf) * LOCKING: * spin_lock_irqsave(host lock) */ -void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf) +void ata_sff_exec_command(struct ata_port *ap, const struct ata_taskfile *tf) { DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command); iowrite8(tf->command, ap->ioaddr.command_addr); - ata_pause(ap); + ata_sff_pause(ap); } /** @@ -598,7 +598,7 @@ static inline void ata_tf_to_host(struct ata_port *ap, } /** - * ata_data_xfer - Transfer data by PIO + * ata_sff_data_xfer - Transfer data by PIO * @dev: device to target * @buf: data buffer * @buflen: buffer length @@ -612,8 +612,8 @@ static inline void ata_tf_to_host(struct ata_port *ap, * RETURNS: * Bytes consumed. */ -unsigned int ata_data_xfer(struct ata_device *dev, unsigned char *buf, - unsigned int buflen, int rw) +unsigned int ata_sff_data_xfer(struct ata_device *dev, unsigned char *buf, + unsigned int buflen, int rw) { struct ata_port *ap = dev->link->ap; void __iomem *data_addr = ap->ioaddr.data_addr; @@ -644,7 +644,7 @@ unsigned int ata_data_xfer(struct ata_device *dev, unsigned char *buf, } /** - * ata_data_xfer_noirq - Transfer data by PIO + * ata_sff_data_xfer_noirq - Transfer data by PIO * @dev: device to target * @buf: data buffer * @buflen: buffer length @@ -659,14 +659,14 @@ unsigned int ata_data_xfer(struct ata_device *dev, unsigned char *buf, * RETURNS: * Bytes consumed. */ -unsigned int ata_data_xfer_noirq(struct ata_device *dev, unsigned char *buf, - unsigned int buflen, int rw) +unsigned int ata_sff_data_xfer_noirq(struct ata_device *dev, unsigned char *buf, + unsigned int buflen, int rw) { unsigned long flags; unsigned int consumed; local_irq_save(flags); - consumed = ata_data_xfer(dev, buf, buflen, rw); + consumed = ata_sff_data_xfer(dev, buf, buflen, rw); local_irq_restore(flags); return consumed; @@ -752,7 +752,7 @@ static void ata_pio_sectors(struct ata_queued_cmd *qc) } else ata_pio_sector(qc); - ata_altstatus(qc->ap); /* flush */ + ata_sff_altstatus(qc->ap); /* flush */ } /** @@ -773,7 +773,7 @@ static void atapi_send_cdb(struct ata_port *ap, struct ata_queued_cmd *qc) WARN_ON(qc->dev->cdb_len < 12); ap->ops->data_xfer(qc->dev, qc->cdb, qc->dev->cdb_len, 1); - ata_altstatus(ap); /* flush */ + ata_sff_altstatus(ap); /* flush */ switch (qc->tf.protocol) { case ATAPI_PROT_PIO: @@ -915,7 +915,7 @@ static void atapi_pio_bytes(struct ata_queued_cmd *qc) if (unlikely(__atapi_pio_bytes(qc, bytes))) goto err_out; - ata_altstatus(ap); /* flush */ + ata_sff_altstatus(ap); /* flush */ return; @@ -1004,7 +1004,7 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq) } /** - * ata_hsm_move - move the HSM to the next state. + * ata_sff_hsm_move - move the HSM to the next state. * @ap: the target ata_port * @qc: qc on going * @status: current device status @@ -1013,15 +1013,15 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq) * RETURNS: * 1 when poll next status needed, 0 otherwise. */ -int ata_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc, - u8 status, int in_wq) +int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc, + u8 status, int in_wq) { unsigned long flags = 0; int poll_next; WARN_ON((qc->flags & ATA_QCFLAG_ACTIVE) == 0); - /* Make sure ata_qc_issue_prot() does not throw things + /* Make sure ata_sff_qc_issue() does not throw things * like DMA polling into the workqueue. Notice that * in_wq is not equivalent to (qc->tf.flags & ATA_TFLAG_POLLING). */ @@ -1263,10 +1263,10 @@ fsm_start: * or something. Snooze for a couple msecs, then * chk-status again. If still busy, queue delayed work. */ - status = ata_busy_wait(ap, ATA_BUSY, 5); + status = ata_sff_busy_wait(ap, ATA_BUSY, 5); if (status & ATA_BUSY) { msleep(2); - status = ata_busy_wait(ap, ATA_BUSY, 10); + status = ata_sff_busy_wait(ap, ATA_BUSY, 10); if (status & ATA_BUSY) { ata_pio_queue_task(ap, qc, ATA_SHORT_PAUSE); return; @@ -1274,7 +1274,7 @@ fsm_start: } /* move the HSM */ - poll_next = ata_hsm_move(ap, qc, status, 1); + poll_next = ata_sff_hsm_move(ap, qc, status, 1); /* another command or interrupt handler * may be running at this point. @@ -1284,7 +1284,7 @@ fsm_start: } /** - * ata_qc_issue_prot - issue taskfile to device in proto-dependent manner + * ata_sff_qc_issue - issue taskfile to device in proto-dependent manner * @qc: command to issue to device * * Using various libata functions and hooks, this function @@ -1300,7 +1300,7 @@ fsm_start: * RETURNS: * Zero on success, AC_ERR_* mask on failure */ -unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc) +unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; @@ -1415,7 +1415,7 @@ unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc) } /** - * ata_host_intr - Handle host interrupt for given (port, task) + * ata_sff_host_intr - Handle host interrupt for given (port, task) * @ap: Port on which interrupt arrived (possibly...) * @qc: Taskfile currently active in engine * @@ -1429,8 +1429,8 @@ unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc) * RETURNS: * One if interrupt was handled, zero if not (shared irq). */ -inline unsigned int ata_host_intr(struct ata_port *ap, - struct ata_queued_cmd *qc) +inline unsigned int ata_sff_host_intr(struct ata_port *ap, + struct ata_queued_cmd *qc) { struct ata_eh_info *ehi = &ap->link.eh_info; u8 status, host_stat = 0; @@ -1481,7 +1481,7 @@ inline unsigned int ata_host_intr(struct ata_port *ap, } /* check altstatus */ - status = ata_altstatus(ap); + status = ata_sff_altstatus(ap); if (status & ATA_BUSY) goto idle_irq; @@ -1493,7 +1493,7 @@ inline unsigned int ata_host_intr(struct ata_port *ap, /* ack bmdma irq events */ ap->ops->irq_clear(ap); - ata_hsm_move(ap, qc, status, 0); + ata_sff_hsm_move(ap, qc, status, 0); if (unlikely(qc->err_mask) && (qc->tf.protocol == ATA_PROT_DMA || qc->tf.protocol == ATAPI_PROT_DMA)) @@ -1516,12 +1516,12 @@ idle_irq: } /** - * ata_interrupt - Default ATA host interrupt handler + * ata_sff_interrupt - Default ATA host interrupt handler * @irq: irq line (unused) * @dev_instance: pointer to our ata_host information structure * * Default interrupt handler for PCI IDE devices. Calls - * ata_host_intr() for each port that is not disabled. + * ata_sff_host_intr() for each port that is not disabled. * * LOCKING: * Obtains host lock during operation. @@ -1529,7 +1529,7 @@ idle_irq: * RETURNS: * IRQ_NONE or IRQ_HANDLED. */ -irqreturn_t ata_interrupt(int irq, void *dev_instance) +irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) { struct ata_host *host = dev_instance; unsigned int i; @@ -1550,7 +1550,7 @@ irqreturn_t ata_interrupt(int irq, void *dev_instance) qc = ata_qc_from_tag(ap, ap->link.active_tag); if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)) && (qc->flags & ATA_QCFLAG_ACTIVE)) - handled |= ata_host_intr(ap, qc); + handled |= ata_sff_host_intr(ap, qc); } } @@ -1560,7 +1560,7 @@ irqreturn_t ata_interrupt(int irq, void *dev_instance) } /** - * ata_bmdma_freeze - Freeze BMDMA controller port + * ata_sff_freeze - Freeze SFF controller port * @ap: port to freeze * * Freeze BMDMA controller port. @@ -1568,7 +1568,7 @@ irqreturn_t ata_interrupt(int irq, void *dev_instance) * LOCKING: * Inherited from caller. */ -void ata_bmdma_freeze(struct ata_port *ap) +void ata_sff_freeze(struct ata_port *ap) { struct ata_ioports *ioaddr = &ap->ioaddr; @@ -1588,15 +1588,15 @@ void ata_bmdma_freeze(struct ata_port *ap) } /** - * ata_bmdma_thaw - Thaw BMDMA controller port + * ata_sff_thaw - Thaw SFF controller port * @ap: port to thaw * - * Thaw BMDMA controller port. + * Thaw SFF controller port. * * LOCKING: * Inherited from caller. */ -void ata_bmdma_thaw(struct ata_port *ap) +void ata_sff_thaw(struct ata_port *ap) { /* clear & re-enable interrupts */ ap->ops->check_status(ap); @@ -1647,7 +1647,7 @@ static unsigned int ata_devchk(struct ata_port *ap, unsigned int device) } /** - * ata_dev_try_classify - Parse returned ATA device signature + * ata_sff_dev_classify - Parse returned ATA device signature * @dev: ATA device to classify (starting at zero) * @present: device seems present * @r_err: Value of error register on completion @@ -1667,7 +1667,7 @@ static unsigned int ata_devchk(struct ata_port *ap, unsigned int device) * RETURNS: * Device type - %ATA_DEV_ATA, %ATA_DEV_ATAPI or %ATA_DEV_NONE. */ -unsigned int ata_dev_try_classify(struct ata_device *dev, int present, +unsigned int ata_sff_dev_classify(struct ata_device *dev, int present, u8 *r_err) { struct ata_port *ap = dev->link->ap; @@ -1727,7 +1727,7 @@ static int ata_bus_post_reset(struct ata_port *ap, unsigned int devmask, * BSY bit to clear */ if (dev0) { - rc = ata_wait_ready(ap, deadline); + rc = ata_sff_wait_ready(ap, deadline); if (rc) { if (rc != -ENODEV) return rc; @@ -1757,7 +1757,7 @@ static int ata_bus_post_reset(struct ata_port *ap, unsigned int devmask, msleep(50); /* give drive a breather */ } - rc = ata_wait_ready(ap, deadline); + rc = ata_sff_wait_ready(ap, deadline); if (rc) { if (rc != -ENODEV) return rc; @@ -1776,7 +1776,7 @@ static int ata_bus_post_reset(struct ata_port *ap, unsigned int devmask, } /** - * ata_wait_after_reset - wait before checking status after reset + * ata_sff_wait_after_reset - wait before checking status after reset * @ap: port containing status register to be polled * @deadline: deadline jiffies for the operation * @@ -1790,7 +1790,7 @@ static int ata_bus_post_reset(struct ata_port *ap, unsigned int devmask, * LOCKING: * Kernel thread context (may sleep). */ -void ata_wait_after_reset(struct ata_port *ap, unsigned long deadline) +void ata_sff_wait_after_reset(struct ata_port *ap, unsigned long deadline) { unsigned long until = jiffies + ATA_TMOUT_FF_WAIT; @@ -1845,7 +1845,7 @@ static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask, iowrite8(ap->ctl, ioaddr->ctl_addr); /* wait a while before checking status */ - ata_wait_after_reset(ap, deadline); + ata_sff_wait_after_reset(ap, deadline); /* Before we perform post reset processing we want to see if * the bus shows 0xFF because the odd clown forgets the D7 @@ -1858,7 +1858,7 @@ static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask, } /** - * ata_std_softreset - reset host port via ATA SRST + * ata_sff_softreset - reset host port via ATA SRST * @link: ATA link to reset * @classes: resulting classes of attached devices * @deadline: deadline jiffies for the operation @@ -1871,7 +1871,7 @@ static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask, * RETURNS: * 0 on success, -errno otherwise. */ -int ata_std_softreset(struct ata_link *link, unsigned int *classes, +int ata_sff_softreset(struct ata_link *link, unsigned int *classes, unsigned long deadline) { struct ata_port *ap = link->ap; @@ -1906,10 +1906,10 @@ int ata_std_softreset(struct ata_link *link, unsigned int *classes, } /* determine by signature whether we have ATA or ATAPI devices */ - classes[0] = ata_dev_try_classify(&link->device[0], + classes[0] = ata_sff_dev_classify(&link->device[0], devmask & (1 << 0), &err); if (slave_possible && err != 0x81) - classes[1] = ata_dev_try_classify(&link->device[1], + classes[1] = ata_sff_dev_classify(&link->device[1], devmask & (1 << 1), &err); out: @@ -1918,7 +1918,7 @@ int ata_std_softreset(struct ata_link *link, unsigned int *classes, } /** - * sata_std_hardreset - reset host port via SATA phy reset + * sata_sff_hardreset - reset host port via SATA phy reset * @link: link to reset * @class: resulting class of attached device * @deadline: deadline jiffies for the operation @@ -1932,7 +1932,7 @@ int ata_std_softreset(struct ata_link *link, unsigned int *classes, * RETURNS: * 0 on success, -errno otherwise. */ -int sata_std_hardreset(struct ata_link *link, unsigned int *class, +int sata_sff_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline) { struct ata_port *ap = link->ap; @@ -1957,7 +1957,7 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class, } /* wait a while before checking status */ - ata_wait_after_reset(ap, deadline); + ata_sff_wait_after_reset(ap, deadline); /* If PMP is supported, we have to do follow-up SRST. Note * that some PMPs don't send D2H Reg FIS after hardreset at @@ -1965,11 +1965,11 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class, * second and request follow-up SRST. */ if (ap->flags & ATA_FLAG_PMP) { - ata_wait_ready(ap, jiffies + HZ); + ata_sff_wait_ready(ap, jiffies + HZ); return -EAGAIN; } - rc = ata_wait_ready(ap, deadline); + rc = ata_sff_wait_ready(ap, deadline); /* link occupied, -ENODEV too is an error */ if (rc) { ata_link_printk(link, KERN_ERR, @@ -1979,17 +1979,17 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class, ap->ops->dev_select(ap, 0); /* probably unnecessary */ - *class = ata_dev_try_classify(link->device, 1, NULL); + *class = ata_sff_dev_classify(link->device, 1, NULL); DPRINTK("EXIT, class=%u\n", *class); return 0; } /** - * ata_bmdma_error_handler - Stock error handler for BMDMA controller + * ata_sff_error_handler - Stock error handler for BMDMA controller * @ap: port to handle error for * - * Stock error handler for BMDMA controller. It can handle both + * Stock error handler for SFF controller. It can handle both * PATA and SATA controllers. Many controllers should be able to * use this EH as-is or with some added handling before and * after. @@ -1997,7 +1997,7 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class, * LOCKING: * Kernel thread context (may sleep) */ -void ata_bmdma_error_handler(struct ata_port *ap) +void ata_sff_error_handler(struct ata_port *ap) { ata_reset_fn_t softreset = ap->ops->softreset; ata_reset_fn_t hardreset = ap->ops->hardreset; @@ -2034,7 +2034,7 @@ void ata_bmdma_error_handler(struct ata_port *ap) ap->ops->bmdma_stop(qc); } - ata_altstatus(ap); + ata_sff_altstatus(ap); ap->ops->check_status(ap); ap->ops->irq_clear(ap); @@ -2045,14 +2045,14 @@ void ata_bmdma_error_handler(struct ata_port *ap) /* PIO and DMA engines have been stopped, perform recovery */ - /* ata_std_softreset and sata_std_hardreset are inherited to + /* ata_sff_softreset and sata_sff_hardreset are inherited to * all SFF drivers from ata_sff_port_ops. Ignore softreset if * ctl isn't accessible. Ignore hardreset if SCR access isn't * available. */ - if (softreset == ata_std_softreset && !ap->ioaddr.ctl_addr) + if (softreset == ata_sff_softreset && !ap->ioaddr.ctl_addr) softreset = NULL; - if (hardreset == sata_std_hardreset && !sata_scr_valid(&ap->link)) + if (hardreset == sata_sff_hardreset && !sata_scr_valid(&ap->link)) hardreset = NULL; ata_do_eh(ap, ap->ops->prereset, softreset, hardreset, @@ -2060,14 +2060,13 @@ void ata_bmdma_error_handler(struct ata_port *ap) } /** - * ata_bmdma_post_internal_cmd - Stock post_internal_cmd for - * BMDMA controller + * ata_sff_post_internal_cmd - Stock post_internal_cmd for SFF controller * @qc: internal command to clean up * * LOCKING: * Kernel thread context (may sleep) */ -void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc) +void ata_sff_post_internal_cmd(struct ata_queued_cmd *qc) { if (qc->ap->ioaddr.bmdma_addr) ata_bmdma_stop(qc); @@ -2094,7 +2093,7 @@ int ata_sff_port_start(struct ata_port *ap) } /** - * ata_std_ports - initialize ioaddr with standard port offsets. + * ata_sff_std_ports - initialize ioaddr with standard port offsets. * @ioaddr: IO address structure to be initialized * * Utility function which initializes data_addr, error_addr, @@ -2104,7 +2103,7 @@ int ata_sff_port_start(struct ata_port *ap) * * Does not set ctl_addr, altstatus_addr, bmdma_addr, or scr_addr. */ -void ata_std_ports(struct ata_ioports *ioaddr) +void ata_sff_std_ports(struct ata_ioports *ioaddr) { ioaddr->data_addr = ioaddr->cmd_addr + ATA_REG_DATA; ioaddr->error_addr = ioaddr->cmd_addr + ATA_REG_ERR; @@ -2118,7 +2117,8 @@ void ata_std_ports(struct ata_ioports *ioaddr) ioaddr->command_addr = ioaddr->cmd_addr + ATA_REG_CMD; } -unsigned long ata_pci_default_filter(struct ata_device *adev, unsigned long xfer_mask) +unsigned long ata_bmdma_mode_filter(struct ata_device *adev, + unsigned long xfer_mask) { /* Filter out DMA modes if the device has been configured by the BIOS as PIO only */ @@ -2209,7 +2209,7 @@ void ata_bmdma_stop(struct ata_queued_cmd *qc) mmio + ATA_DMA_CMD); /* one-PIO-cycle guaranteed wait, per spec, for HDMA1:0 transition */ - ata_altstatus(ap); /* dummy read */ + ata_sff_altstatus(ap); /* dummy read */ } /** @@ -2289,9 +2289,9 @@ void ata_bus_reset(struct ata_port *ap) /* * determine by signature whether we have ATA or ATAPI devices */ - device[0].class = ata_dev_try_classify(&device[0], dev0, &err); + device[0].class = ata_sff_dev_classify(&device[0], dev0, &err); if ((slave_possible) && (err != 0x81)) - device[1].class = ata_dev_try_classify(&device[1], dev1, &err); + device[1].class = ata_sff_dev_classify(&device[1], dev1, &err); /* is double-select really necessary? */ if (device[1].class != ATA_DEV_NONE) @@ -2322,7 +2322,7 @@ err_out: #ifdef CONFIG_PCI /** - * ata_pci_clear_simplex - attempt to kick device out of simplex + * ata_pci_bmdma_clear_simplex - attempt to kick device out of simplex * @pdev: PCI device * * Some PCI ATA devices report simplex mode but in fact can be told to @@ -2330,7 +2330,7 @@ err_out: * perform the task on such devices. Calling it on other devices will * have -undefined- behaviour. */ -int ata_pci_clear_simplex(struct pci_dev *pdev) +int ata_pci_bmdma_clear_simplex(struct pci_dev *pdev) { unsigned long bmdma = pci_resource_start(pdev, 4); u8 simplex; @@ -2347,7 +2347,7 @@ int ata_pci_clear_simplex(struct pci_dev *pdev) } /** - * ata_pci_init_bmdma - acquire PCI BMDMA resources and init ATA host + * ata_pci_bmdma_init - acquire PCI BMDMA resources and init ATA host * @host: target ATA host * * Acquire PCI BMDMA resources and initialize @host accordingly. @@ -2358,7 +2358,7 @@ int ata_pci_clear_simplex(struct pci_dev *pdev) * RETURNS: * 0 on success, -errno otherwise. */ -int ata_pci_init_bmdma(struct ata_host *host) +int ata_pci_bmdma_init(struct ata_host *host) { struct device *gdev = host->dev; struct pci_dev *pdev = to_pci_dev(gdev); @@ -2418,7 +2418,7 @@ static int ata_resources_present(struct pci_dev *pdev, int port) } /** - * ata_pci_init_sff_host - acquire native PCI ATA resources and init host + * ata_pci_sff_init_host - acquire native PCI ATA resources and init host * @host: target ATA host * * Acquire native PCI ATA resources for @host and initialize the @@ -2436,7 +2436,7 @@ static int ata_resources_present(struct pci_dev *pdev, int port) * 0 if at least one port is initialized, -ENODEV if no port is * available. */ -int ata_pci_init_sff_host(struct ata_host *host) +int ata_pci_sff_init_host(struct ata_host *host) { struct device *gdev = host->dev; struct pci_dev *pdev = to_pci_dev(gdev); @@ -2478,7 +2478,7 @@ int ata_pci_init_sff_host(struct ata_host *host) ap->ioaddr.altstatus_addr = ap->ioaddr.ctl_addr = (void __iomem *) ((unsigned long)iomap[base + 1] | ATA_PCI_CTL_OFS); - ata_std_ports(&ap->ioaddr); + ata_sff_std_ports(&ap->ioaddr); ata_port_desc(ap, "cmd 0x%llx ctl 0x%llx", (unsigned long long)pci_resource_start(pdev, base), @@ -2496,7 +2496,7 @@ int ata_pci_init_sff_host(struct ata_host *host) } /** - * ata_pci_prepare_sff_host - helper to prepare native PCI ATA host + * ata_pci_sff_prepare_host - helper to prepare native PCI ATA host * @pdev: target PCI device * @ppi: array of port_info, must be enough for two ports * @r_host: out argument for the initialized ATA host @@ -2510,7 +2510,7 @@ int ata_pci_init_sff_host(struct ata_host *host) * RETURNS: * 0 on success, -errno otherwise. */ -int ata_pci_prepare_sff_host(struct pci_dev *pdev, +int ata_pci_sff_prepare_host(struct pci_dev *pdev, const struct ata_port_info * const * ppi, struct ata_host **r_host) { @@ -2528,12 +2528,12 @@ int ata_pci_prepare_sff_host(struct pci_dev *pdev, goto err_out; } - rc = ata_pci_init_sff_host(host); + rc = ata_pci_sff_init_host(host); if (rc) goto err_out; /* init DMA related stuff */ - rc = ata_pci_init_bmdma(host); + rc = ata_pci_bmdma_init(host); if (rc) goto err_bmdma; @@ -2554,7 +2554,7 @@ int ata_pci_prepare_sff_host(struct pci_dev *pdev, } /** - * ata_pci_activate_sff_host - start SFF host, request IRQ and register it + * ata_pci_sff_activate_host - start SFF host, request IRQ and register it * @host: target SFF ATA host * @irq_handler: irq_handler used when requesting IRQ(s) * @sht: scsi_host_template to use when registering the host @@ -2569,7 +2569,7 @@ int ata_pci_prepare_sff_host(struct pci_dev *pdev, * RETURNS: * 0 on success, -errno otherwise. */ -int ata_pci_activate_sff_host(struct ata_host *host, +int ata_pci_sff_activate_host(struct ata_host *host, irq_handler_t irq_handler, struct scsi_host_template *sht) { @@ -2647,7 +2647,7 @@ int ata_pci_activate_sff_host(struct ata_host *host, } /** - * ata_pci_init_one - Initialize/register PCI IDE host controller + * ata_pci_sff_init_one - Initialize/register PCI IDE host controller * @pdev: Controller to be initialized * @ppi: array of port_info, must be enough for two ports * @sht: scsi_host_template to use when registering the host @@ -2671,9 +2671,9 @@ int ata_pci_activate_sff_host(struct ata_host *host, * RETURNS: * Zero on success, negative on errno-based value on error. */ -int ata_pci_init_one(struct pci_dev *pdev, - const struct ata_port_info * const * ppi, - struct scsi_host_template *sht, void *host_priv) +int ata_pci_sff_init_one(struct pci_dev *pdev, + const struct ata_port_info * const * ppi, + struct scsi_host_template *sht, void *host_priv) { struct device *dev = &pdev->dev; const struct ata_port_info *pi = NULL; @@ -2704,13 +2704,13 @@ int ata_pci_init_one(struct pci_dev *pdev, goto out; /* prepare and activate SFF host */ - rc = ata_pci_prepare_sff_host(pdev, ppi, &host); + rc = ata_pci_sff_prepare_host(pdev, ppi, &host); if (rc) goto out; host->private_data = host_priv; pci_set_master(pdev); - rc = ata_pci_activate_sff_host(host, ata_interrupt, sht); + rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht); out: if (rc == 0) devres_remove_group(&pdev->dev, NULL); @@ -2724,47 +2724,47 @@ int ata_pci_init_one(struct pci_dev *pdev, EXPORT_SYMBOL_GPL(ata_sff_port_ops); EXPORT_SYMBOL_GPL(ata_bmdma_port_ops); -EXPORT_SYMBOL_GPL(ata_qc_prep); -EXPORT_SYMBOL_GPL(ata_dumb_qc_prep); -EXPORT_SYMBOL_GPL(ata_std_dev_select); -EXPORT_SYMBOL_GPL(ata_check_status); -EXPORT_SYMBOL_GPL(ata_altstatus); -EXPORT_SYMBOL_GPL(ata_busy_sleep); -EXPORT_SYMBOL_GPL(ata_wait_ready); -EXPORT_SYMBOL_GPL(ata_tf_load); -EXPORT_SYMBOL_GPL(ata_tf_read); -EXPORT_SYMBOL_GPL(ata_exec_command); -EXPORT_SYMBOL_GPL(ata_data_xfer); -EXPORT_SYMBOL_GPL(ata_data_xfer_noirq); -EXPORT_SYMBOL_GPL(ata_irq_on); -EXPORT_SYMBOL_GPL(ata_bmdma_irq_clear); -EXPORT_SYMBOL_GPL(ata_hsm_move); -EXPORT_SYMBOL_GPL(ata_qc_issue_prot); -EXPORT_SYMBOL_GPL(ata_host_intr); -EXPORT_SYMBOL_GPL(ata_interrupt); -EXPORT_SYMBOL_GPL(ata_bmdma_freeze); -EXPORT_SYMBOL_GPL(ata_bmdma_thaw); -EXPORT_SYMBOL_GPL(ata_std_prereset); -EXPORT_SYMBOL_GPL(ata_dev_try_classify); -EXPORT_SYMBOL_GPL(ata_wait_after_reset); -EXPORT_SYMBOL_GPL(ata_std_softreset); -EXPORT_SYMBOL_GPL(sata_std_hardreset); -EXPORT_SYMBOL_GPL(ata_std_postreset); -EXPORT_SYMBOL_GPL(ata_bmdma_error_handler); -EXPORT_SYMBOL_GPL(ata_bmdma_post_internal_cmd); +EXPORT_SYMBOL_GPL(ata_sff_qc_prep); +EXPORT_SYMBOL_GPL(ata_sff_dumb_qc_prep); +EXPORT_SYMBOL_GPL(ata_sff_dev_select); +EXPORT_SYMBOL_GPL(ata_sff_check_status); +EXPORT_SYMBOL_GPL(ata_sff_altstatus); +EXPORT_SYMBOL_GPL(ata_sff_busy_sleep); +EXPORT_SYMBOL_GPL(ata_sff_wait_ready); +EXPORT_SYMBOL_GPL(ata_sff_tf_load); +EXPORT_SYMBOL_GPL(ata_sff_tf_read); +EXPORT_SYMBOL_GPL(ata_sff_exec_command); +EXPORT_SYMBOL_GPL(ata_sff_data_xfer); +EXPORT_SYMBOL_GPL(ata_sff_data_xfer_noirq); +EXPORT_SYMBOL_GPL(ata_sff_irq_on); +EXPORT_SYMBOL_GPL(ata_sff_irq_clear); +EXPORT_SYMBOL_GPL(ata_sff_hsm_move); +EXPORT_SYMBOL_GPL(ata_sff_qc_issue); +EXPORT_SYMBOL_GPL(ata_sff_host_intr); +EXPORT_SYMBOL_GPL(ata_sff_interrupt); +EXPORT_SYMBOL_GPL(ata_sff_freeze); +EXPORT_SYMBOL_GPL(ata_sff_thaw); +EXPORT_SYMBOL_GPL(ata_sff_prereset); +EXPORT_SYMBOL_GPL(ata_sff_dev_classify); +EXPORT_SYMBOL_GPL(ata_sff_wait_after_reset); +EXPORT_SYMBOL_GPL(ata_sff_softreset); +EXPORT_SYMBOL_GPL(sata_sff_hardreset); +EXPORT_SYMBOL_GPL(ata_sff_postreset); +EXPORT_SYMBOL_GPL(ata_sff_error_handler); +EXPORT_SYMBOL_GPL(ata_sff_post_internal_cmd); EXPORT_SYMBOL_GPL(ata_sff_port_start); -EXPORT_SYMBOL_GPL(ata_std_ports); -EXPORT_SYMBOL_GPL(ata_pci_default_filter); +EXPORT_SYMBOL_GPL(ata_sff_std_ports); +EXPORT_SYMBOL_GPL(ata_bmdma_mode_filter); EXPORT_SYMBOL_GPL(ata_bmdma_setup); EXPORT_SYMBOL_GPL(ata_bmdma_start); EXPORT_SYMBOL_GPL(ata_bmdma_stop); EXPORT_SYMBOL_GPL(ata_bmdma_status); EXPORT_SYMBOL_GPL(ata_bus_reset); #ifdef CONFIG_PCI -EXPORT_SYMBOL_GPL(ata_pci_clear_simplex); -EXPORT_SYMBOL_GPL(ata_pci_init_bmdma); -EXPORT_SYMBOL_GPL(ata_pci_init_sff_host); -EXPORT_SYMBOL_GPL(ata_pci_prepare_sff_host); -EXPORT_SYMBOL_GPL(ata_pci_activate_sff_host); -EXPORT_SYMBOL_GPL(ata_pci_init_one); +EXPORT_SYMBOL_GPL(ata_pci_bmdma_clear_simplex); +EXPORT_SYMBOL_GPL(ata_pci_bmdma_init); +EXPORT_SYMBOL_GPL(ata_pci_sff_init_host); +EXPORT_SYMBOL_GPL(ata_pci_sff_prepare_host); +EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host); +EXPORT_SYMBOL_GPL(ata_pci_sff_init_one); #endif /* CONFIG_PCI */ |