diff options
author | Alan Cox <alan@redhat.com> | 2009-01-05 09:16:13 -0500 |
---|---|---|
committer | Jeff Garzik <jgarzik@redhat.com> | 2009-01-08 16:40:25 -0500 |
commit | 0fe40ff891faa940e539bd5a92c4a5dd9ae49b0b (patch) | |
tree | 1741ce3f2f9ef275d129776eebdf04ecd6bccb4a /drivers/ata/libata-sff.c | |
parent | 871af1210f13966ab911ed2166e4ab2ce775b99d (diff) |
libata: clean up the SFF code for coding style
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata-sff.c')
-rw-r--r-- | drivers/ata/libata-sff.c | 132 |
1 files changed, 67 insertions, 65 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index b58549fac460..c59ad76c84b1 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c | |||
@@ -66,6 +66,7 @@ const struct ata_port_operations ata_sff_port_ops = { | |||
66 | 66 | ||
67 | .port_start = ata_sff_port_start, | 67 | .port_start = ata_sff_port_start, |
68 | }; | 68 | }; |
69 | EXPORT_SYMBOL_GPL(ata_sff_port_ops); | ||
69 | 70 | ||
70 | const struct ata_port_operations ata_bmdma_port_ops = { | 71 | const struct ata_port_operations ata_bmdma_port_ops = { |
71 | .inherits = &ata_sff_port_ops, | 72 | .inherits = &ata_sff_port_ops, |
@@ -77,6 +78,7 @@ const struct ata_port_operations ata_bmdma_port_ops = { | |||
77 | .bmdma_stop = ata_bmdma_stop, | 78 | .bmdma_stop = ata_bmdma_stop, |
78 | .bmdma_status = ata_bmdma_status, | 79 | .bmdma_status = ata_bmdma_status, |
79 | }; | 80 | }; |
81 | EXPORT_SYMBOL_GPL(ata_bmdma_port_ops); | ||
80 | 82 | ||
81 | const struct ata_port_operations ata_bmdma32_port_ops = { | 83 | const struct ata_port_operations ata_bmdma32_port_ops = { |
82 | .inherits = &ata_bmdma_port_ops, | 84 | .inherits = &ata_bmdma_port_ops, |
@@ -173,8 +175,9 @@ static void ata_fill_sg_dumb(struct ata_queued_cmd *qc) | |||
173 | blen = len & 0xffff; | 175 | blen = len & 0xffff; |
174 | ap->prd[pi].addr = cpu_to_le32(addr); | 176 | ap->prd[pi].addr = cpu_to_le32(addr); |
175 | if (blen == 0) { | 177 | if (blen == 0) { |
176 | /* Some PATA chipsets like the CS5530 can't | 178 | /* Some PATA chipsets like the CS5530 can't |
177 | cope with 0x0000 meaning 64K as the spec says */ | 179 | cope with 0x0000 meaning 64K as the spec |
180 | says */ | ||
178 | ap->prd[pi].flags_len = cpu_to_le32(0x8000); | 181 | ap->prd[pi].flags_len = cpu_to_le32(0x8000); |
179 | blen = 0x8000; | 182 | blen = 0x8000; |
180 | ap->prd[++pi].addr = cpu_to_le32(addr + 0x8000); | 183 | ap->prd[++pi].addr = cpu_to_le32(addr + 0x8000); |
@@ -207,6 +210,7 @@ void ata_sff_qc_prep(struct ata_queued_cmd *qc) | |||
207 | 210 | ||
208 | ata_fill_sg(qc); | 211 | ata_fill_sg(qc); |
209 | } | 212 | } |
213 | EXPORT_SYMBOL_GPL(ata_sff_qc_prep); | ||
210 | 214 | ||
211 | /** | 215 | /** |
212 | * ata_sff_dumb_qc_prep - Prepare taskfile for submission | 216 | * ata_sff_dumb_qc_prep - Prepare taskfile for submission |
@@ -224,6 +228,7 @@ void ata_sff_dumb_qc_prep(struct ata_queued_cmd *qc) | |||
224 | 228 | ||
225 | ata_fill_sg_dumb(qc); | 229 | ata_fill_sg_dumb(qc); |
226 | } | 230 | } |
231 | EXPORT_SYMBOL_GPL(ata_sff_dumb_qc_prep); | ||
227 | 232 | ||
228 | /** | 233 | /** |
229 | * ata_sff_check_status - Read device status reg & clear interrupt | 234 | * ata_sff_check_status - Read device status reg & clear interrupt |
@@ -240,6 +245,7 @@ u8 ata_sff_check_status(struct ata_port *ap) | |||
240 | { | 245 | { |
241 | return ioread8(ap->ioaddr.status_addr); | 246 | return ioread8(ap->ioaddr.status_addr); |
242 | } | 247 | } |
248 | EXPORT_SYMBOL_GPL(ata_sff_check_status); | ||
243 | 249 | ||
244 | /** | 250 | /** |
245 | * ata_sff_altstatus - Read device alternate status reg | 251 | * ata_sff_altstatus - Read device alternate status reg |
@@ -282,7 +288,7 @@ static u8 ata_sff_irq_status(struct ata_port *ap) | |||
282 | status = ata_sff_altstatus(ap); | 288 | status = ata_sff_altstatus(ap); |
283 | /* Not us: We are busy */ | 289 | /* Not us: We are busy */ |
284 | if (status & ATA_BUSY) | 290 | if (status & ATA_BUSY) |
285 | return status; | 291 | return status; |
286 | } | 292 | } |
287 | /* Clear INTRQ latch */ | 293 | /* Clear INTRQ latch */ |
288 | status = ap->ops->sff_check_status(ap); | 294 | status = ap->ops->sff_check_status(ap); |
@@ -326,6 +332,7 @@ void ata_sff_pause(struct ata_port *ap) | |||
326 | ata_sff_sync(ap); | 332 | ata_sff_sync(ap); |
327 | ndelay(400); | 333 | ndelay(400); |
328 | } | 334 | } |
335 | EXPORT_SYMBOL_GPL(ata_sff_pause); | ||
329 | 336 | ||
330 | /** | 337 | /** |
331 | * ata_sff_dma_pause - Pause before commencing DMA | 338 | * ata_sff_dma_pause - Pause before commencing DMA |
@@ -334,7 +341,7 @@ void ata_sff_pause(struct ata_port *ap) | |||
334 | * Perform I/O fencing and ensure sufficient cycle delays occur | 341 | * Perform I/O fencing and ensure sufficient cycle delays occur |
335 | * for the HDMA1:0 transition | 342 | * for the HDMA1:0 transition |
336 | */ | 343 | */ |
337 | 344 | ||
338 | void ata_sff_dma_pause(struct ata_port *ap) | 345 | void ata_sff_dma_pause(struct ata_port *ap) |
339 | { | 346 | { |
340 | if (ap->ops->sff_check_altstatus || ap->ioaddr.altstatus_addr) { | 347 | if (ap->ops->sff_check_altstatus || ap->ioaddr.altstatus_addr) { |
@@ -348,6 +355,7 @@ void ata_sff_dma_pause(struct ata_port *ap) | |||
348 | corruption. */ | 355 | corruption. */ |
349 | BUG(); | 356 | BUG(); |
350 | } | 357 | } |
358 | EXPORT_SYMBOL_GPL(ata_sff_dma_pause); | ||
351 | 359 | ||
352 | /** | 360 | /** |
353 | * ata_sff_busy_sleep - sleep until BSY clears, or timeout | 361 | * ata_sff_busy_sleep - sleep until BSY clears, or timeout |
@@ -403,6 +411,7 @@ int ata_sff_busy_sleep(struct ata_port *ap, | |||
403 | 411 | ||
404 | return 0; | 412 | return 0; |
405 | } | 413 | } |
414 | EXPORT_SYMBOL_GPL(ata_sff_busy_sleep); | ||
406 | 415 | ||
407 | static int ata_sff_check_ready(struct ata_link *link) | 416 | static int ata_sff_check_ready(struct ata_link *link) |
408 | { | 417 | { |
@@ -429,6 +438,7 @@ int ata_sff_wait_ready(struct ata_link *link, unsigned long deadline) | |||
429 | { | 438 | { |
430 | return ata_wait_ready(link, deadline, ata_sff_check_ready); | 439 | return ata_wait_ready(link, deadline, ata_sff_check_ready); |
431 | } | 440 | } |
441 | EXPORT_SYMBOL_GPL(ata_sff_wait_ready); | ||
432 | 442 | ||
433 | /** | 443 | /** |
434 | * ata_sff_dev_select - Select device 0/1 on ATA bus | 444 | * ata_sff_dev_select - Select device 0/1 on ATA bus |
@@ -456,6 +466,7 @@ void ata_sff_dev_select(struct ata_port *ap, unsigned int device) | |||
456 | iowrite8(tmp, ap->ioaddr.device_addr); | 466 | iowrite8(tmp, ap->ioaddr.device_addr); |
457 | ata_sff_pause(ap); /* needed; also flushes, for mmio */ | 467 | ata_sff_pause(ap); /* needed; also flushes, for mmio */ |
458 | } | 468 | } |
469 | EXPORT_SYMBOL_GPL(ata_sff_dev_select); | ||
459 | 470 | ||
460 | /** | 471 | /** |
461 | * ata_dev_select - Select device 0/1 on ATA bus | 472 | * ata_dev_select - Select device 0/1 on ATA bus |
@@ -520,6 +531,7 @@ u8 ata_sff_irq_on(struct ata_port *ap) | |||
520 | 531 | ||
521 | return tmp; | 532 | return tmp; |
522 | } | 533 | } |
534 | EXPORT_SYMBOL_GPL(ata_sff_irq_on); | ||
523 | 535 | ||
524 | /** | 536 | /** |
525 | * ata_sff_irq_clear - Clear PCI IDE BMDMA interrupt. | 537 | * ata_sff_irq_clear - Clear PCI IDE BMDMA interrupt. |
@@ -541,6 +553,7 @@ void ata_sff_irq_clear(struct ata_port *ap) | |||
541 | 553 | ||
542 | iowrite8(ioread8(mmio + ATA_DMA_STATUS), mmio + ATA_DMA_STATUS); | 554 | iowrite8(ioread8(mmio + ATA_DMA_STATUS), mmio + ATA_DMA_STATUS); |
543 | } | 555 | } |
556 | EXPORT_SYMBOL_GPL(ata_sff_irq_clear); | ||
544 | 557 | ||
545 | /** | 558 | /** |
546 | * ata_sff_tf_load - send taskfile registers to host controller | 559 | * ata_sff_tf_load - send taskfile registers to host controller |
@@ -600,6 +613,7 @@ void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) | |||
600 | 613 | ||
601 | ata_wait_idle(ap); | 614 | ata_wait_idle(ap); |
602 | } | 615 | } |
616 | EXPORT_SYMBOL_GPL(ata_sff_tf_load); | ||
603 | 617 | ||
604 | /** | 618 | /** |
605 | * ata_sff_tf_read - input device's ATA taskfile shadow registers | 619 | * ata_sff_tf_read - input device's ATA taskfile shadow registers |
@@ -640,6 +654,7 @@ void ata_sff_tf_read(struct ata_port *ap, struct ata_taskfile *tf) | |||
640 | WARN_ON(1); | 654 | WARN_ON(1); |
641 | } | 655 | } |
642 | } | 656 | } |
657 | EXPORT_SYMBOL_GPL(ata_sff_tf_read); | ||
643 | 658 | ||
644 | /** | 659 | /** |
645 | * ata_sff_exec_command - issue ATA command to host controller | 660 | * ata_sff_exec_command - issue ATA command to host controller |
@@ -659,6 +674,7 @@ void ata_sff_exec_command(struct ata_port *ap, const struct ata_taskfile *tf) | |||
659 | iowrite8(tf->command, ap->ioaddr.command_addr); | 674 | iowrite8(tf->command, ap->ioaddr.command_addr); |
660 | ata_sff_pause(ap); | 675 | ata_sff_pause(ap); |
661 | } | 676 | } |
677 | EXPORT_SYMBOL_GPL(ata_sff_exec_command); | ||
662 | 678 | ||
663 | /** | 679 | /** |
664 | * ata_tf_to_host - issue ATA taskfile to host controller | 680 | * ata_tf_to_host - issue ATA taskfile to host controller |
@@ -724,6 +740,7 @@ unsigned int ata_sff_data_xfer(struct ata_device *dev, unsigned char *buf, | |||
724 | 740 | ||
725 | return words << 1; | 741 | return words << 1; |
726 | } | 742 | } |
743 | EXPORT_SYMBOL_GPL(ata_sff_data_xfer); | ||
727 | 744 | ||
728 | /** | 745 | /** |
729 | * ata_sff_data_xfer32 - Transfer data by PIO | 746 | * ata_sff_data_xfer32 - Transfer data by PIO |
@@ -799,6 +816,7 @@ unsigned int ata_sff_data_xfer_noirq(struct ata_device *dev, unsigned char *buf, | |||
799 | 816 | ||
800 | return consumed; | 817 | return consumed; |
801 | } | 818 | } |
819 | EXPORT_SYMBOL_GPL(ata_sff_data_xfer_noirq); | ||
802 | 820 | ||
803 | /** | 821 | /** |
804 | * ata_pio_sector - Transfer a sector of data. | 822 | * ata_pio_sector - Transfer a sector of data. |
@@ -975,13 +993,15 @@ next_sg: | |||
975 | buf = kmap_atomic(page, KM_IRQ0); | 993 | buf = kmap_atomic(page, KM_IRQ0); |
976 | 994 | ||
977 | /* do the actual data transfer */ | 995 | /* do the actual data transfer */ |
978 | consumed = ap->ops->sff_data_xfer(dev, buf + offset, count, rw); | 996 | consumed = ap->ops->sff_data_xfer(dev, buf + offset, |
997 | count, rw); | ||
979 | 998 | ||
980 | kunmap_atomic(buf, KM_IRQ0); | 999 | kunmap_atomic(buf, KM_IRQ0); |
981 | local_irq_restore(flags); | 1000 | local_irq_restore(flags); |
982 | } else { | 1001 | } else { |
983 | buf = page_address(page); | 1002 | buf = page_address(page); |
984 | consumed = ap->ops->sff_data_xfer(dev, buf + offset, count, rw); | 1003 | consumed = ap->ops->sff_data_xfer(dev, buf + offset, |
1004 | count, rw); | ||
985 | } | 1005 | } |
986 | 1006 | ||
987 | bytes -= min(bytes, consumed); | 1007 | bytes -= min(bytes, consumed); |
@@ -1066,18 +1086,19 @@ static void atapi_pio_bytes(struct ata_queued_cmd *qc) | |||
1066 | * RETURNS: | 1086 | * RETURNS: |
1067 | * 1 if ok in workqueue, 0 otherwise. | 1087 | * 1 if ok in workqueue, 0 otherwise. |
1068 | */ | 1088 | */ |
1069 | static inline int ata_hsm_ok_in_wq(struct ata_port *ap, struct ata_queued_cmd *qc) | 1089 | static inline int ata_hsm_ok_in_wq(struct ata_port *ap, |
1090 | struct ata_queued_cmd *qc) | ||
1070 | { | 1091 | { |
1071 | if (qc->tf.flags & ATA_TFLAG_POLLING) | 1092 | if (qc->tf.flags & ATA_TFLAG_POLLING) |
1072 | return 1; | 1093 | return 1; |
1073 | 1094 | ||
1074 | if (ap->hsm_task_state == HSM_ST_FIRST) { | 1095 | if (ap->hsm_task_state == HSM_ST_FIRST) { |
1075 | if (qc->tf.protocol == ATA_PROT_PIO && | 1096 | if (qc->tf.protocol == ATA_PROT_PIO && |
1076 | (qc->tf.flags & ATA_TFLAG_WRITE)) | 1097 | (qc->tf.flags & ATA_TFLAG_WRITE)) |
1077 | return 1; | 1098 | return 1; |
1078 | 1099 | ||
1079 | if (ata_is_atapi(qc->tf.protocol) && | 1100 | if (ata_is_atapi(qc->tf.protocol) && |
1080 | !(qc->dev->flags & ATA_DFLAG_CDB_INTR)) | 1101 | !(qc->dev->flags & ATA_DFLAG_CDB_INTR)) |
1081 | return 1; | 1102 | return 1; |
1082 | } | 1103 | } |
1083 | 1104 | ||
@@ -1391,6 +1412,7 @@ fsm_start: | |||
1391 | 1412 | ||
1392 | return poll_next; | 1413 | return poll_next; |
1393 | } | 1414 | } |
1415 | EXPORT_SYMBOL_GPL(ata_sff_hsm_move); | ||
1394 | 1416 | ||
1395 | void ata_pio_task(struct work_struct *work) | 1417 | void ata_pio_task(struct work_struct *work) |
1396 | { | 1418 | { |
@@ -1560,6 +1582,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc) | |||
1560 | 1582 | ||
1561 | return 0; | 1583 | return 0; |
1562 | } | 1584 | } |
1585 | EXPORT_SYMBOL_GPL(ata_sff_qc_issue); | ||
1563 | 1586 | ||
1564 | /** | 1587 | /** |
1565 | * ata_sff_qc_fill_rtf - fill result TF using ->sff_tf_read | 1588 | * ata_sff_qc_fill_rtf - fill result TF using ->sff_tf_read |
@@ -1579,6 +1602,7 @@ bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc) | |||
1579 | qc->ap->ops->sff_tf_read(qc->ap, &qc->result_tf); | 1602 | qc->ap->ops->sff_tf_read(qc->ap, &qc->result_tf); |
1580 | return true; | 1603 | return true; |
1581 | } | 1604 | } |
1605 | EXPORT_SYMBOL_GPL(ata_sff_qc_fill_rtf); | ||
1582 | 1606 | ||
1583 | /** | 1607 | /** |
1584 | * ata_sff_host_intr - Handle host interrupt for given (port, task) | 1608 | * ata_sff_host_intr - Handle host interrupt for given (port, task) |
@@ -1676,6 +1700,7 @@ idle_irq: | |||
1676 | #endif | 1700 | #endif |
1677 | return 0; /* irq not handled */ | 1701 | return 0; /* irq not handled */ |
1678 | } | 1702 | } |
1703 | EXPORT_SYMBOL_GPL(ata_sff_host_intr); | ||
1679 | 1704 | ||
1680 | /** | 1705 | /** |
1681 | * ata_sff_interrupt - Default ATA host interrupt handler | 1706 | * ata_sff_interrupt - Default ATA host interrupt handler |
@@ -1720,6 +1745,7 @@ irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) | |||
1720 | 1745 | ||
1721 | return IRQ_RETVAL(handled); | 1746 | return IRQ_RETVAL(handled); |
1722 | } | 1747 | } |
1748 | EXPORT_SYMBOL_GPL(ata_sff_interrupt); | ||
1723 | 1749 | ||
1724 | /** | 1750 | /** |
1725 | * ata_sff_freeze - Freeze SFF controller port | 1751 | * ata_sff_freeze - Freeze SFF controller port |
@@ -1748,6 +1774,7 @@ void ata_sff_freeze(struct ata_port *ap) | |||
1748 | 1774 | ||
1749 | ap->ops->sff_irq_clear(ap); | 1775 | ap->ops->sff_irq_clear(ap); |
1750 | } | 1776 | } |
1777 | EXPORT_SYMBOL_GPL(ata_sff_freeze); | ||
1751 | 1778 | ||
1752 | /** | 1779 | /** |
1753 | * ata_sff_thaw - Thaw SFF controller port | 1780 | * ata_sff_thaw - Thaw SFF controller port |
@@ -1765,6 +1792,7 @@ void ata_sff_thaw(struct ata_port *ap) | |||
1765 | ap->ops->sff_irq_clear(ap); | 1792 | ap->ops->sff_irq_clear(ap); |
1766 | ap->ops->sff_irq_on(ap); | 1793 | ap->ops->sff_irq_on(ap); |
1767 | } | 1794 | } |
1795 | EXPORT_SYMBOL_GPL(ata_sff_thaw); | ||
1768 | 1796 | ||
1769 | /** | 1797 | /** |
1770 | * ata_sff_prereset - prepare SFF link for reset | 1798 | * ata_sff_prereset - prepare SFF link for reset |
@@ -1806,6 +1834,7 @@ int ata_sff_prereset(struct ata_link *link, unsigned long deadline) | |||
1806 | 1834 | ||
1807 | return 0; | 1835 | return 0; |
1808 | } | 1836 | } |
1837 | EXPORT_SYMBOL_GPL(ata_sff_prereset); | ||
1809 | 1838 | ||
1810 | /** | 1839 | /** |
1811 | * ata_devchk - PATA device presence detection | 1840 | * ata_devchk - PATA device presence detection |
@@ -1918,6 +1947,7 @@ unsigned int ata_sff_dev_classify(struct ata_device *dev, int present, | |||
1918 | 1947 | ||
1919 | return class; | 1948 | return class; |
1920 | } | 1949 | } |
1950 | EXPORT_SYMBOL_GPL(ata_sff_dev_classify); | ||
1921 | 1951 | ||
1922 | /** | 1952 | /** |
1923 | * ata_sff_wait_after_reset - wait for devices to become ready after reset | 1953 | * ata_sff_wait_after_reset - wait for devices to become ready after reset |
@@ -1994,6 +2024,7 @@ int ata_sff_wait_after_reset(struct ata_link *link, unsigned int devmask, | |||
1994 | 2024 | ||
1995 | return ret; | 2025 | return ret; |
1996 | } | 2026 | } |
2027 | EXPORT_SYMBOL_GPL(ata_sff_wait_after_reset); | ||
1997 | 2028 | ||
1998 | static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask, | 2029 | static int ata_bus_softreset(struct ata_port *ap, unsigned int devmask, |
1999 | unsigned long deadline) | 2030 | unsigned long deadline) |
@@ -2066,6 +2097,7 @@ int ata_sff_softreset(struct ata_link *link, unsigned int *classes, | |||
2066 | DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]); | 2097 | DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]); |
2067 | return 0; | 2098 | return 0; |
2068 | } | 2099 | } |
2100 | EXPORT_SYMBOL_GPL(ata_sff_softreset); | ||
2069 | 2101 | ||
2070 | /** | 2102 | /** |
2071 | * sata_sff_hardreset - reset host port via SATA phy reset | 2103 | * sata_sff_hardreset - reset host port via SATA phy reset |
@@ -2098,6 +2130,7 @@ int sata_sff_hardreset(struct ata_link *link, unsigned int *class, | |||
2098 | DPRINTK("EXIT, class=%u\n", *class); | 2130 | DPRINTK("EXIT, class=%u\n", *class); |
2099 | return rc; | 2131 | return rc; |
2100 | } | 2132 | } |
2133 | EXPORT_SYMBOL_GPL(sata_sff_hardreset); | ||
2101 | 2134 | ||
2102 | /** | 2135 | /** |
2103 | * ata_sff_postreset - SFF postreset callback | 2136 | * ata_sff_postreset - SFF postreset callback |
@@ -2133,6 +2166,7 @@ void ata_sff_postreset(struct ata_link *link, unsigned int *classes) | |||
2133 | if (ap->ioaddr.ctl_addr) | 2166 | if (ap->ioaddr.ctl_addr) |
2134 | iowrite8(ap->ctl, ap->ioaddr.ctl_addr); | 2167 | iowrite8(ap->ctl, ap->ioaddr.ctl_addr); |
2135 | } | 2168 | } |
2169 | EXPORT_SYMBOL_GPL(ata_sff_postreset); | ||
2136 | 2170 | ||
2137 | /** | 2171 | /** |
2138 | * ata_sff_error_handler - Stock error handler for BMDMA controller | 2172 | * ata_sff_error_handler - Stock error handler for BMDMA controller |
@@ -2205,6 +2239,7 @@ void ata_sff_error_handler(struct ata_port *ap) | |||
2205 | ata_do_eh(ap, ap->ops->prereset, softreset, hardreset, | 2239 | ata_do_eh(ap, ap->ops->prereset, softreset, hardreset, |
2206 | ap->ops->postreset); | 2240 | ap->ops->postreset); |
2207 | } | 2241 | } |
2242 | EXPORT_SYMBOL_GPL(ata_sff_error_handler); | ||
2208 | 2243 | ||
2209 | /** | 2244 | /** |
2210 | * ata_sff_post_internal_cmd - Stock post_internal_cmd for SFF controller | 2245 | * ata_sff_post_internal_cmd - Stock post_internal_cmd for SFF controller |
@@ -2227,6 +2262,7 @@ void ata_sff_post_internal_cmd(struct ata_queued_cmd *qc) | |||
2227 | 2262 | ||
2228 | spin_unlock_irqrestore(ap->lock, flags); | 2263 | spin_unlock_irqrestore(ap->lock, flags); |
2229 | } | 2264 | } |
2265 | EXPORT_SYMBOL_GPL(ata_sff_post_internal_cmd); | ||
2230 | 2266 | ||
2231 | /** | 2267 | /** |
2232 | * ata_sff_port_start - Set port up for dma. | 2268 | * ata_sff_port_start - Set port up for dma. |
@@ -2247,6 +2283,7 @@ int ata_sff_port_start(struct ata_port *ap) | |||
2247 | return ata_port_start(ap); | 2283 | return ata_port_start(ap); |
2248 | return 0; | 2284 | return 0; |
2249 | } | 2285 | } |
2286 | EXPORT_SYMBOL_GPL(ata_sff_port_start); | ||
2250 | 2287 | ||
2251 | /** | 2288 | /** |
2252 | * ata_sff_std_ports - initialize ioaddr with standard port offsets. | 2289 | * ata_sff_std_ports - initialize ioaddr with standard port offsets. |
@@ -2272,6 +2309,7 @@ void ata_sff_std_ports(struct ata_ioports *ioaddr) | |||
2272 | ioaddr->status_addr = ioaddr->cmd_addr + ATA_REG_STATUS; | 2309 | ioaddr->status_addr = ioaddr->cmd_addr + ATA_REG_STATUS; |
2273 | ioaddr->command_addr = ioaddr->cmd_addr + ATA_REG_CMD; | 2310 | ioaddr->command_addr = ioaddr->cmd_addr + ATA_REG_CMD; |
2274 | } | 2311 | } |
2312 | EXPORT_SYMBOL_GPL(ata_sff_std_ports); | ||
2275 | 2313 | ||
2276 | unsigned long ata_bmdma_mode_filter(struct ata_device *adev, | 2314 | unsigned long ata_bmdma_mode_filter(struct ata_device *adev, |
2277 | unsigned long xfer_mask) | 2315 | unsigned long xfer_mask) |
@@ -2283,6 +2321,7 @@ unsigned long ata_bmdma_mode_filter(struct ata_device *adev, | |||
2283 | xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA); | 2321 | xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA); |
2284 | return xfer_mask; | 2322 | return xfer_mask; |
2285 | } | 2323 | } |
2324 | EXPORT_SYMBOL_GPL(ata_bmdma_mode_filter); | ||
2286 | 2325 | ||
2287 | /** | 2326 | /** |
2288 | * ata_bmdma_setup - Set up PCI IDE BMDMA transaction | 2327 | * ata_bmdma_setup - Set up PCI IDE BMDMA transaction |
@@ -2311,6 +2350,7 @@ void ata_bmdma_setup(struct ata_queued_cmd *qc) | |||
2311 | /* issue r/w command */ | 2350 | /* issue r/w command */ |
2312 | ap->ops->sff_exec_command(ap, &qc->tf); | 2351 | ap->ops->sff_exec_command(ap, &qc->tf); |
2313 | } | 2352 | } |
2353 | EXPORT_SYMBOL_GPL(ata_bmdma_setup); | ||
2314 | 2354 | ||
2315 | /** | 2355 | /** |
2316 | * ata_bmdma_start - Start a PCI IDE BMDMA transaction | 2356 | * ata_bmdma_start - Start a PCI IDE BMDMA transaction |
@@ -2343,6 +2383,7 @@ void ata_bmdma_start(struct ata_queued_cmd *qc) | |||
2343 | * unneccessarily delayed for MMIO | 2383 | * unneccessarily delayed for MMIO |
2344 | */ | 2384 | */ |
2345 | } | 2385 | } |
2386 | EXPORT_SYMBOL_GPL(ata_bmdma_start); | ||
2346 | 2387 | ||
2347 | /** | 2388 | /** |
2348 | * ata_bmdma_stop - Stop PCI IDE BMDMA transfer | 2389 | * ata_bmdma_stop - Stop PCI IDE BMDMA transfer |
@@ -2367,6 +2408,7 @@ void ata_bmdma_stop(struct ata_queued_cmd *qc) | |||
2367 | /* one-PIO-cycle guaranteed wait, per spec, for HDMA1:0 transition */ | 2408 | /* one-PIO-cycle guaranteed wait, per spec, for HDMA1:0 transition */ |
2368 | ata_sff_dma_pause(ap); | 2409 | ata_sff_dma_pause(ap); |
2369 | } | 2410 | } |
2411 | EXPORT_SYMBOL_GPL(ata_bmdma_stop); | ||
2370 | 2412 | ||
2371 | /** | 2413 | /** |
2372 | * ata_bmdma_status - Read PCI IDE BMDMA status | 2414 | * ata_bmdma_status - Read PCI IDE BMDMA status |
@@ -2383,6 +2425,7 @@ u8 ata_bmdma_status(struct ata_port *ap) | |||
2383 | { | 2425 | { |
2384 | return ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); | 2426 | return ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); |
2385 | } | 2427 | } |
2428 | EXPORT_SYMBOL_GPL(ata_bmdma_status); | ||
2386 | 2429 | ||
2387 | /** | 2430 | /** |
2388 | * ata_bus_reset - reset host port and associated ATA channel | 2431 | * ata_bus_reset - reset host port and associated ATA channel |
@@ -2475,6 +2518,7 @@ err_out: | |||
2475 | 2518 | ||
2476 | DPRINTK("EXIT\n"); | 2519 | DPRINTK("EXIT\n"); |
2477 | } | 2520 | } |
2521 | EXPORT_SYMBOL_GPL(ata_bus_reset); | ||
2478 | 2522 | ||
2479 | #ifdef CONFIG_PCI | 2523 | #ifdef CONFIG_PCI |
2480 | 2524 | ||
@@ -2502,6 +2546,7 @@ int ata_pci_bmdma_clear_simplex(struct pci_dev *pdev) | |||
2502 | return -EOPNOTSUPP; | 2546 | return -EOPNOTSUPP; |
2503 | return 0; | 2547 | return 0; |
2504 | } | 2548 | } |
2549 | EXPORT_SYMBOL_GPL(ata_pci_bmdma_clear_simplex); | ||
2505 | 2550 | ||
2506 | /** | 2551 | /** |
2507 | * ata_pci_bmdma_init - acquire PCI BMDMA resources and init ATA host | 2552 | * ata_pci_bmdma_init - acquire PCI BMDMA resources and init ATA host |
@@ -2554,11 +2599,12 @@ int ata_pci_bmdma_init(struct ata_host *host) | |||
2554 | host->flags |= ATA_HOST_SIMPLEX; | 2599 | host->flags |= ATA_HOST_SIMPLEX; |
2555 | 2600 | ||
2556 | ata_port_desc(ap, "bmdma 0x%llx", | 2601 | ata_port_desc(ap, "bmdma 0x%llx", |
2557 | (unsigned long long)pci_resource_start(pdev, 4) + 8 * i); | 2602 | (unsigned long long)pci_resource_start(pdev, 4) + 8 * i); |
2558 | } | 2603 | } |
2559 | 2604 | ||
2560 | return 0; | 2605 | return 0; |
2561 | } | 2606 | } |
2607 | EXPORT_SYMBOL_GPL(ata_pci_bmdma_init); | ||
2562 | 2608 | ||
2563 | static int ata_resources_present(struct pci_dev *pdev, int port) | 2609 | static int ata_resources_present(struct pci_dev *pdev, int port) |
2564 | { | 2610 | { |
@@ -2566,7 +2612,7 @@ static int ata_resources_present(struct pci_dev *pdev, int port) | |||
2566 | 2612 | ||
2567 | /* Check the PCI resources for this channel are enabled */ | 2613 | /* Check the PCI resources for this channel are enabled */ |
2568 | port = port * 2; | 2614 | port = port * 2; |
2569 | for (i = 0; i < 2; i ++) { | 2615 | for (i = 0; i < 2; i++) { |
2570 | if (pci_resource_start(pdev, port + i) == 0 || | 2616 | if (pci_resource_start(pdev, port + i) == 0 || |
2571 | pci_resource_len(pdev, port + i) == 0) | 2617 | pci_resource_len(pdev, port + i) == 0) |
2572 | return 0; | 2618 | return 0; |
@@ -2651,6 +2697,7 @@ int ata_pci_sff_init_host(struct ata_host *host) | |||
2651 | 2697 | ||
2652 | return 0; | 2698 | return 0; |
2653 | } | 2699 | } |
2700 | EXPORT_SYMBOL_GPL(ata_pci_sff_init_host); | ||
2654 | 2701 | ||
2655 | /** | 2702 | /** |
2656 | * ata_pci_sff_prepare_host - helper to prepare native PCI ATA host | 2703 | * ata_pci_sff_prepare_host - helper to prepare native PCI ATA host |
@@ -2668,7 +2715,7 @@ int ata_pci_sff_init_host(struct ata_host *host) | |||
2668 | * 0 on success, -errno otherwise. | 2715 | * 0 on success, -errno otherwise. |
2669 | */ | 2716 | */ |
2670 | int ata_pci_sff_prepare_host(struct pci_dev *pdev, | 2717 | int ata_pci_sff_prepare_host(struct pci_dev *pdev, |
2671 | const struct ata_port_info * const * ppi, | 2718 | const struct ata_port_info * const *ppi, |
2672 | struct ata_host **r_host) | 2719 | struct ata_host **r_host) |
2673 | { | 2720 | { |
2674 | struct ata_host *host; | 2721 | struct ata_host *host; |
@@ -2698,17 +2745,18 @@ int ata_pci_sff_prepare_host(struct pci_dev *pdev, | |||
2698 | *r_host = host; | 2745 | *r_host = host; |
2699 | return 0; | 2746 | return 0; |
2700 | 2747 | ||
2701 | err_bmdma: | 2748 | err_bmdma: |
2702 | /* This is necessary because PCI and iomap resources are | 2749 | /* This is necessary because PCI and iomap resources are |
2703 | * merged and releasing the top group won't release the | 2750 | * merged and releasing the top group won't release the |
2704 | * acquired resources if some of those have been acquired | 2751 | * acquired resources if some of those have been acquired |
2705 | * before entering this function. | 2752 | * before entering this function. |
2706 | */ | 2753 | */ |
2707 | pcim_iounmap_regions(pdev, 0xf); | 2754 | pcim_iounmap_regions(pdev, 0xf); |
2708 | err_out: | 2755 | err_out: |
2709 | devres_release_group(&pdev->dev, NULL); | 2756 | devres_release_group(&pdev->dev, NULL); |
2710 | return rc; | 2757 | return rc; |
2711 | } | 2758 | } |
2759 | EXPORT_SYMBOL_GPL(ata_pci_sff_prepare_host); | ||
2712 | 2760 | ||
2713 | /** | 2761 | /** |
2714 | * ata_pci_sff_activate_host - start SFF host, request IRQ and register it | 2762 | * ata_pci_sff_activate_host - start SFF host, request IRQ and register it |
@@ -2794,7 +2842,7 @@ int ata_pci_sff_activate_host(struct ata_host *host, | |||
2794 | } | 2842 | } |
2795 | 2843 | ||
2796 | rc = ata_host_register(host, sht); | 2844 | rc = ata_host_register(host, sht); |
2797 | out: | 2845 | out: |
2798 | if (rc == 0) | 2846 | if (rc == 0) |
2799 | devres_remove_group(dev, NULL); | 2847 | devres_remove_group(dev, NULL); |
2800 | else | 2848 | else |
@@ -2802,6 +2850,7 @@ int ata_pci_sff_activate_host(struct ata_host *host, | |||
2802 | 2850 | ||
2803 | return rc; | 2851 | return rc; |
2804 | } | 2852 | } |
2853 | EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host); | ||
2805 | 2854 | ||
2806 | /** | 2855 | /** |
2807 | * ata_pci_sff_init_one - Initialize/register PCI IDE host controller | 2856 | * ata_pci_sff_init_one - Initialize/register PCI IDE host controller |
@@ -2829,7 +2878,7 @@ int ata_pci_sff_activate_host(struct ata_host *host, | |||
2829 | * Zero on success, negative on errno-based value on error. | 2878 | * Zero on success, negative on errno-based value on error. |
2830 | */ | 2879 | */ |
2831 | int ata_pci_sff_init_one(struct pci_dev *pdev, | 2880 | int ata_pci_sff_init_one(struct pci_dev *pdev, |
2832 | const struct ata_port_info * const * ppi, | 2881 | const struct ata_port_info * const *ppi, |
2833 | struct scsi_host_template *sht, void *host_priv) | 2882 | struct scsi_host_template *sht, void *host_priv) |
2834 | { | 2883 | { |
2835 | struct device *dev = &pdev->dev; | 2884 | struct device *dev = &pdev->dev; |
@@ -2868,7 +2917,7 @@ int ata_pci_sff_init_one(struct pci_dev *pdev, | |||
2868 | 2917 | ||
2869 | pci_set_master(pdev); | 2918 | pci_set_master(pdev); |
2870 | rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht); | 2919 | rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht); |
2871 | out: | 2920 | out: |
2872 | if (rc == 0) | 2921 | if (rc == 0) |
2873 | devres_remove_group(&pdev->dev, NULL); | 2922 | devres_remove_group(&pdev->dev, NULL); |
2874 | else | 2923 | else |
@@ -2876,54 +2925,7 @@ int ata_pci_sff_init_one(struct pci_dev *pdev, | |||
2876 | 2925 | ||
2877 | return rc; | 2926 | return rc; |
2878 | } | 2927 | } |
2928 | EXPORT_SYMBOL_GPL(ata_pci_sff_init_one); | ||
2879 | 2929 | ||
2880 | #endif /* CONFIG_PCI */ | 2930 | #endif /* CONFIG_PCI */ |
2881 | 2931 | ||
2882 | EXPORT_SYMBOL_GPL(ata_sff_port_ops); | ||
2883 | EXPORT_SYMBOL_GPL(ata_bmdma_port_ops); | ||
2884 | EXPORT_SYMBOL_GPL(ata_sff_qc_prep); | ||
2885 | EXPORT_SYMBOL_GPL(ata_sff_dumb_qc_prep); | ||
2886 | EXPORT_SYMBOL_GPL(ata_sff_dev_select); | ||
2887 | EXPORT_SYMBOL_GPL(ata_sff_check_status); | ||
2888 | EXPORT_SYMBOL_GPL(ata_sff_dma_pause); | ||
2889 | EXPORT_SYMBOL_GPL(ata_sff_pause); | ||
2890 | EXPORT_SYMBOL_GPL(ata_sff_busy_sleep); | ||
2891 | EXPORT_SYMBOL_GPL(ata_sff_wait_ready); | ||
2892 | EXPORT_SYMBOL_GPL(ata_sff_tf_load); | ||
2893 | EXPORT_SYMBOL_GPL(ata_sff_tf_read); | ||
2894 | EXPORT_SYMBOL_GPL(ata_sff_exec_command); | ||
2895 | EXPORT_SYMBOL_GPL(ata_sff_data_xfer); | ||
2896 | EXPORT_SYMBOL_GPL(ata_sff_data_xfer_noirq); | ||
2897 | EXPORT_SYMBOL_GPL(ata_sff_irq_on); | ||
2898 | EXPORT_SYMBOL_GPL(ata_sff_irq_clear); | ||
2899 | EXPORT_SYMBOL_GPL(ata_sff_hsm_move); | ||
2900 | EXPORT_SYMBOL_GPL(ata_sff_qc_issue); | ||
2901 | EXPORT_SYMBOL_GPL(ata_sff_qc_fill_rtf); | ||
2902 | EXPORT_SYMBOL_GPL(ata_sff_host_intr); | ||
2903 | EXPORT_SYMBOL_GPL(ata_sff_interrupt); | ||
2904 | EXPORT_SYMBOL_GPL(ata_sff_freeze); | ||
2905 | EXPORT_SYMBOL_GPL(ata_sff_thaw); | ||
2906 | EXPORT_SYMBOL_GPL(ata_sff_prereset); | ||
2907 | EXPORT_SYMBOL_GPL(ata_sff_dev_classify); | ||
2908 | EXPORT_SYMBOL_GPL(ata_sff_wait_after_reset); | ||
2909 | EXPORT_SYMBOL_GPL(ata_sff_softreset); | ||
2910 | EXPORT_SYMBOL_GPL(sata_sff_hardreset); | ||
2911 | EXPORT_SYMBOL_GPL(ata_sff_postreset); | ||
2912 | EXPORT_SYMBOL_GPL(ata_sff_error_handler); | ||
2913 | EXPORT_SYMBOL_GPL(ata_sff_post_internal_cmd); | ||
2914 | EXPORT_SYMBOL_GPL(ata_sff_port_start); | ||
2915 | EXPORT_SYMBOL_GPL(ata_sff_std_ports); | ||
2916 | EXPORT_SYMBOL_GPL(ata_bmdma_mode_filter); | ||
2917 | EXPORT_SYMBOL_GPL(ata_bmdma_setup); | ||
2918 | EXPORT_SYMBOL_GPL(ata_bmdma_start); | ||
2919 | EXPORT_SYMBOL_GPL(ata_bmdma_stop); | ||
2920 | EXPORT_SYMBOL_GPL(ata_bmdma_status); | ||
2921 | EXPORT_SYMBOL_GPL(ata_bus_reset); | ||
2922 | #ifdef CONFIG_PCI | ||
2923 | EXPORT_SYMBOL_GPL(ata_pci_bmdma_clear_simplex); | ||
2924 | EXPORT_SYMBOL_GPL(ata_pci_bmdma_init); | ||
2925 | EXPORT_SYMBOL_GPL(ata_pci_sff_init_host); | ||
2926 | EXPORT_SYMBOL_GPL(ata_pci_sff_prepare_host); | ||
2927 | EXPORT_SYMBOL_GPL(ata_pci_sff_activate_host); | ||
2928 | EXPORT_SYMBOL_GPL(ata_pci_sff_init_one); | ||
2929 | #endif /* CONFIG_PCI */ | ||