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-rw-r--r--drivers/block/xsysace.c12
-rw-r--r--drivers/ide/at91_ide.c91
-rw-r--r--drivers/ide/falconide.c13
-rw-r--r--drivers/ide/ide-acpi.c5
-rw-r--r--drivers/ide/ide-atapi.c38
-rw-r--r--drivers/ide/ide-cd.c288
-rw-r--r--drivers/ide/ide-disk.c70
-rw-r--r--drivers/ide/ide-disk_proc.c6
-rw-r--r--drivers/ide/ide-dma-sff.c9
-rw-r--r--drivers/ide/ide-h8300.c101
-rw-r--r--drivers/ide/ide-io-std.c75
-rw-r--r--drivers/ide/ide-io.c13
-rw-r--r--drivers/ide/ide-ioctls.c14
-rw-r--r--drivers/ide/ide-iops.c20
-rw-r--r--drivers/ide/ide-lib.c28
-rw-r--r--drivers/ide/ide-park.c3
-rw-r--r--drivers/ide/ide-pm.c3
-rw-r--r--drivers/ide/ide-probe.c18
-rw-r--r--drivers/ide/ide-proc.c4
-rw-r--r--drivers/ide/ide-taskfile.c97
-rw-r--r--drivers/ide/ns87415.c34
-rw-r--r--drivers/ide/q40ide.c14
-rw-r--r--drivers/ide/scc_pata.c71
-rw-r--r--drivers/ide/tx4938ide.c89
-rw-r--r--drivers/ide/tx4939ide.c110
-rw-r--r--include/linux/ide.h151
26 files changed, 461 insertions, 916 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index 6cccdc3f5220..4aecf5dc6a93 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -563,7 +563,7 @@ static void ace_fsm_dostate(struct ace_device *ace)
563 case ACE_FSM_STATE_IDENTIFY_PREPARE: 563 case ACE_FSM_STATE_IDENTIFY_PREPARE:
564 /* Send identify command */ 564 /* Send identify command */
565 ace->fsm_task = ACE_TASK_IDENTIFY; 565 ace->fsm_task = ACE_TASK_IDENTIFY;
566 ace->data_ptr = &ace->cf_id; 566 ace->data_ptr = ace->cf_id;
567 ace->data_count = ACE_BUF_PER_SECTOR; 567 ace->data_count = ACE_BUF_PER_SECTOR;
568 ace_out(ace, ACE_SECCNTCMD, ACE_SECCNTCMD_IDENTIFY); 568 ace_out(ace, ACE_SECCNTCMD, ACE_SECCNTCMD_IDENTIFY);
569 569
@@ -608,8 +608,8 @@ static void ace_fsm_dostate(struct ace_device *ace)
608 break; 608 break;
609 609
610 case ACE_FSM_STATE_IDENTIFY_COMPLETE: 610 case ACE_FSM_STATE_IDENTIFY_COMPLETE:
611 ace_fix_driveid(&ace->cf_id[0]); 611 ace_fix_driveid(ace->cf_id);
612 ace_dump_mem(&ace->cf_id, 512); /* Debug: Dump out disk ID */ 612 ace_dump_mem(ace->cf_id, 512); /* Debug: Dump out disk ID */
613 613
614 if (ace->data_result) { 614 if (ace->data_result) {
615 /* Error occured, disable the disk */ 615 /* Error occured, disable the disk */
@@ -622,9 +622,9 @@ static void ace_fsm_dostate(struct ace_device *ace)
622 622
623 /* Record disk parameters */ 623 /* Record disk parameters */
624 set_capacity(ace->gd, 624 set_capacity(ace->gd,
625 ata_id_u32(&ace->cf_id, ATA_ID_LBA_CAPACITY)); 625 ata_id_u32(ace->cf_id, ATA_ID_LBA_CAPACITY));
626 dev_info(ace->dev, "capacity: %i sectors\n", 626 dev_info(ace->dev, "capacity: %i sectors\n",
627 ata_id_u32(&ace->cf_id, ATA_ID_LBA_CAPACITY)); 627 ata_id_u32(ace->cf_id, ATA_ID_LBA_CAPACITY));
628 } 628 }
629 629
630 /* We're done, drop to IDLE state and notify waiters */ 630 /* We're done, drop to IDLE state and notify waiters */
@@ -923,7 +923,7 @@ static int ace_release(struct gendisk *disk, fmode_t mode)
923static int ace_getgeo(struct block_device *bdev, struct hd_geometry *geo) 923static int ace_getgeo(struct block_device *bdev, struct hd_geometry *geo)
924{ 924{
925 struct ace_device *ace = bdev->bd_disk->private_data; 925 struct ace_device *ace = bdev->bd_disk->private_data;
926 u16 *cf_id = &ace->cf_id[0]; 926 u16 *cf_id = ace->cf_id;
927 927
928 dev_dbg(ace->dev, "ace_getgeo()\n"); 928 dev_dbg(ace->dev, "ace_getgeo()\n");
929 929
diff --git a/drivers/ide/at91_ide.c b/drivers/ide/at91_ide.c
index 8eda552326e9..403d0e4265db 100644
--- a/drivers/ide/at91_ide.c
+++ b/drivers/ide/at91_ide.c
@@ -20,7 +20,6 @@
20 * 20 *
21 */ 21 */
22 22
23#include <linux/version.h>
24#include <linux/kernel.h> 23#include <linux/kernel.h>
25#include <linux/module.h> 24#include <linux/module.h>
26#include <linux/clk.h> 25#include <linux/clk.h>
@@ -175,90 +174,6 @@ static void at91_ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
175 leave_16bit(chipselect, mode); 174 leave_16bit(chipselect, mode);
176} 175}
177 176
178static u8 ide_mm_inb(unsigned long port)
179{
180 return readb((void __iomem *) port);
181}
182
183static void ide_mm_outb(u8 value, unsigned long port)
184{
185 writeb(value, (void __iomem *) port);
186}
187
188static void at91_ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
189{
190 ide_hwif_t *hwif = drive->hwif;
191 struct ide_io_ports *io_ports = &hwif->io_ports;
192 struct ide_taskfile *tf = &cmd->tf;
193 u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;
194
195 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
196 HIHI = 0xFF;
197
198 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
199 ide_mm_outb(tf->hob_feature, io_ports->feature_addr);
200 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
201 ide_mm_outb(tf->hob_nsect, io_ports->nsect_addr);
202 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
203 ide_mm_outb(tf->hob_lbal, io_ports->lbal_addr);
204 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
205 ide_mm_outb(tf->hob_lbam, io_ports->lbam_addr);
206 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
207 ide_mm_outb(tf->hob_lbah, io_ports->lbah_addr);
208
209 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
210 ide_mm_outb(tf->feature, io_ports->feature_addr);
211 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
212 ide_mm_outb(tf->nsect, io_ports->nsect_addr);
213 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
214 ide_mm_outb(tf->lbal, io_ports->lbal_addr);
215 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
216 ide_mm_outb(tf->lbam, io_ports->lbam_addr);
217 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
218 ide_mm_outb(tf->lbah, io_ports->lbah_addr);
219
220 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
221 ide_mm_outb((tf->device & HIHI) | drive->select, io_ports->device_addr);
222}
223
224static void at91_ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
225{
226 ide_hwif_t *hwif = drive->hwif;
227 struct ide_io_ports *io_ports = &hwif->io_ports;
228 struct ide_taskfile *tf = &cmd->tf;
229
230 /* be sure we're looking at the low order bits */
231 ide_mm_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
232
233 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
234 tf->error = ide_mm_inb(io_ports->feature_addr);
235 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
236 tf->nsect = ide_mm_inb(io_ports->nsect_addr);
237 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
238 tf->lbal = ide_mm_inb(io_ports->lbal_addr);
239 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
240 tf->lbam = ide_mm_inb(io_ports->lbam_addr);
241 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
242 tf->lbah = ide_mm_inb(io_ports->lbah_addr);
243 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
244 tf->device = ide_mm_inb(io_ports->device_addr);
245
246 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
247 ide_mm_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
248
249 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
250 tf->hob_error = ide_mm_inb(io_ports->feature_addr);
251 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
252 tf->hob_nsect = ide_mm_inb(io_ports->nsect_addr);
253 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
254 tf->hob_lbal = ide_mm_inb(io_ports->lbal_addr);
255 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
256 tf->hob_lbam = ide_mm_inb(io_ports->lbam_addr);
257 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
258 tf->hob_lbah = ide_mm_inb(io_ports->lbah_addr);
259 }
260}
261
262static void at91_ide_set_pio_mode(ide_drive_t *drive, const u8 pio) 177static void at91_ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
263{ 178{
264 struct ide_timing *timing; 179 struct ide_timing *timing;
@@ -284,8 +199,8 @@ static const struct ide_tp_ops at91_ide_tp_ops = {
284 .write_devctl = ide_write_devctl, 199 .write_devctl = ide_write_devctl,
285 200
286 .dev_select = ide_dev_select, 201 .dev_select = ide_dev_select,
287 .tf_load = at91_ide_tf_load, 202 .tf_load = ide_tf_load,
288 .tf_read = at91_ide_tf_read, 203 .tf_read = ide_tf_read,
289 204
290 .input_data = at91_ide_input_data, 205 .input_data = at91_ide_input_data,
291 .output_data = at91_ide_output_data, 206 .output_data = at91_ide_output_data,
@@ -300,7 +215,7 @@ static const struct ide_port_info at91_ide_port_info __initdata = {
300 .tp_ops = &at91_ide_tp_ops, 215 .tp_ops = &at91_ide_tp_ops,
301 .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA | IDE_HFLAG_SINGLE | 216 .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA | IDE_HFLAG_SINGLE |
302 IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS, 217 IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS,
303 .pio_mask = ATA_PIO5, 218 .pio_mask = ATA_PIO6,
304}; 219};
305 220
306/* 221/*
diff --git a/drivers/ide/falconide.c b/drivers/ide/falconide.c
index afa2af9a362b..0e2df6755ec9 100644
--- a/drivers/ide/falconide.c
+++ b/drivers/ide/falconide.c
@@ -20,6 +20,7 @@
20#include <asm/atarihw.h> 20#include <asm/atarihw.h>
21#include <asm/atariints.h> 21#include <asm/atariints.h>
22#include <asm/atari_stdma.h> 22#include <asm/atari_stdma.h>
23#include <asm/ide.h>
23 24
24#define DRV_NAME "falconide" 25#define DRV_NAME "falconide"
25 26
@@ -67,8 +68,10 @@ static void falconide_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
67{ 68{
68 unsigned long data_addr = drive->hwif->io_ports.data_addr; 69 unsigned long data_addr = drive->hwif->io_ports.data_addr;
69 70
70 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) 71 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) {
71 return insw(data_addr, buf, (len + 1) / 2); 72 __ide_mm_insw(data_addr, buf, (len + 1) / 2);
73 return;
74 }
72 75
73 raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2); 76 raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2);
74} 77}
@@ -78,8 +81,10 @@ static void falconide_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
78{ 81{
79 unsigned long data_addr = drive->hwif->io_ports.data_addr; 82 unsigned long data_addr = drive->hwif->io_ports.data_addr;
80 83
81 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) 84 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) {
82 return outsw(data_addr, buf, (len + 1) / 2); 85 __ide_mm_outsw(data_addr, buf, (len + 1) / 2);
86 return;
87 }
83 88
84 raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2); 89 raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2);
85} 90}
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 12f436951bff..77f79d26b264 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -318,8 +318,9 @@ static int do_drive_set_taskfiles(ide_drive_t *drive,
318 318
319 /* convert GTF to taskfile */ 319 /* convert GTF to taskfile */
320 memset(&cmd, 0, sizeof(cmd)); 320 memset(&cmd, 0, sizeof(cmd));
321 memcpy(&cmd.tf_array[7], gtf, REGS_PER_GTF); 321 memcpy(&cmd.tf.feature, gtf, REGS_PER_GTF);
322 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 322 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
323 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
323 324
324 err = ide_no_data_taskfile(drive, &cmd); 325 err = ide_no_data_taskfile(drive, &cmd);
325 if (err) { 326 if (err) {
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 3e43b889dd64..7201b176d75b 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -254,16 +254,13 @@ EXPORT_SYMBOL_GPL(ide_cd_get_xferlen);
254 254
255void ide_read_bcount_and_ireason(ide_drive_t *drive, u16 *bcount, u8 *ireason) 255void ide_read_bcount_and_ireason(ide_drive_t *drive, u16 *bcount, u8 *ireason)
256{ 256{
257 struct ide_cmd cmd; 257 struct ide_taskfile tf;
258 258
259 memset(&cmd, 0, sizeof(cmd)); 259 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT |
260 cmd.tf_flags = IDE_TFLAG_IN_LBAH | IDE_TFLAG_IN_LBAM | 260 IDE_VALID_LBAM | IDE_VALID_LBAH);
261 IDE_TFLAG_IN_NSECT;
262 261
263 drive->hwif->tp_ops->tf_read(drive, &cmd); 262 *bcount = (tf.lbah << 8) | tf.lbam;
264 263 *ireason = tf.nsect & 3;
265 *bcount = (cmd.tf.lbah << 8) | cmd.tf.lbam;
266 *ireason = cmd.tf.nsect & 3;
267} 264}
268EXPORT_SYMBOL_GPL(ide_read_bcount_and_ireason); 265EXPORT_SYMBOL_GPL(ide_read_bcount_and_ireason);
269 266
@@ -439,12 +436,12 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
439 return ide_started; 436 return ide_started;
440} 437}
441 438
442static void ide_init_packet_cmd(struct ide_cmd *cmd, u32 tf_flags, 439static void ide_init_packet_cmd(struct ide_cmd *cmd, u8 valid_tf,
443 u16 bcount, u8 dma) 440 u16 bcount, u8 dma)
444{ 441{
445 cmd->protocol = dma ? ATAPI_PROT_DMA : ATAPI_PROT_PIO; 442 cmd->protocol = dma ? ATAPI_PROT_DMA : ATAPI_PROT_PIO;
446 cmd->tf_flags |= IDE_TFLAG_OUT_LBAH | IDE_TFLAG_OUT_LBAM | 443 cmd->valid.out.tf = IDE_VALID_LBAH | IDE_VALID_LBAM |
447 IDE_TFLAG_OUT_FEATURE | tf_flags; 444 IDE_VALID_FEATURE | valid_tf;
448 cmd->tf.command = ATA_CMD_PACKET; 445 cmd->tf.command = ATA_CMD_PACKET;
449 cmd->tf.feature = dma; /* Use PIO/DMA */ 446 cmd->tf.feature = dma; /* Use PIO/DMA */
450 cmd->tf.lbam = bcount & 0xff; 447 cmd->tf.lbam = bcount & 0xff;
@@ -453,14 +450,11 @@ static void ide_init_packet_cmd(struct ide_cmd *cmd, u32 tf_flags,
453 450
454static u8 ide_read_ireason(ide_drive_t *drive) 451static u8 ide_read_ireason(ide_drive_t *drive)
455{ 452{
456 struct ide_cmd cmd; 453 struct ide_taskfile tf;
457
458 memset(&cmd, 0, sizeof(cmd));
459 cmd.tf_flags = IDE_TFLAG_IN_NSECT;
460 454
461 drive->hwif->tp_ops->tf_read(drive, &cmd); 455 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT);
462 456
463 return cmd.tf.nsect & 3; 457 return tf.nsect & 3;
464} 458}
465 459
466static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason) 460static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason)
@@ -588,12 +582,12 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd)
588 ide_expiry_t *expiry = NULL; 582 ide_expiry_t *expiry = NULL;
589 struct request *rq = hwif->rq; 583 struct request *rq = hwif->rq;
590 unsigned int timeout; 584 unsigned int timeout;
591 u32 tf_flags;
592 u16 bcount; 585 u16 bcount;
586 u8 valid_tf;
593 u8 drq_int = !!(drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT); 587 u8 drq_int = !!(drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT);
594 588
595 if (dev_is_idecd(drive)) { 589 if (dev_is_idecd(drive)) {
596 tf_flags = IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL; 590 valid_tf = IDE_VALID_NSECT | IDE_VALID_LBAL;
597 bcount = ide_cd_get_xferlen(rq); 591 bcount = ide_cd_get_xferlen(rq);
598 expiry = ide_cd_expiry; 592 expiry = ide_cd_expiry;
599 timeout = ATAPI_WAIT_PC; 593 timeout = ATAPI_WAIT_PC;
@@ -607,7 +601,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd)
607 pc->xferred = 0; 601 pc->xferred = 0;
608 pc->cur_pos = pc->buf; 602 pc->cur_pos = pc->buf;
609 603
610 tf_flags = IDE_TFLAG_OUT_DEVICE; 604 valid_tf = IDE_VALID_DEVICE;
611 bcount = ((drive->media == ide_tape) ? 605 bcount = ((drive->media == ide_tape) ?
612 pc->req_xfer : 606 pc->req_xfer :
613 min(pc->req_xfer, 63 * 1024)); 607 min(pc->req_xfer, 63 * 1024));
@@ -627,7 +621,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd)
627 : WAIT_TAPE_CMD; 621 : WAIT_TAPE_CMD;
628 } 622 }
629 623
630 ide_init_packet_cmd(cmd, tf_flags, bcount, drive->dma); 624 ide_init_packet_cmd(cmd, valid_tf, bcount, drive->dma);
631 625
632 (void)do_rw_taskfile(drive, cmd); 626 (void)do_rw_taskfile(drive, cmd);
633 627
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 35729a47f797..3aec19d1fdfc 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -265,35 +265,62 @@ static void ide_cd_complete_failed_rq(ide_drive_t *drive, struct request *rq)
265 cdrom_analyze_sense_data(drive, NULL, sense); 265 cdrom_analyze_sense_data(drive, NULL, sense);
266} 266}
267 267
268
268/* 269/*
270 * Allow the drive 5 seconds to recover; some devices will return NOT_READY
271 * while flushing data from cache.
272 *
273 * returns: 0 failed (write timeout expired)
274 * 1 success
275 */
276static int ide_cd_breathe(ide_drive_t *drive, struct request *rq)
277{
278
279 struct cdrom_info *info = drive->driver_data;
280
281 if (!rq->errors)
282 info->write_timeout = jiffies + ATAPI_WAIT_WRITE_BUSY;
283
284 rq->errors = 1;
285
286 if (time_after(jiffies, info->write_timeout))
287 return 0;
288 else {
289 struct request_queue *q = drive->queue;
290 unsigned long flags;
291
292 /*
293 * take a breather relying on the unplug timer to kick us again
294 */
295
296 spin_lock_irqsave(q->queue_lock, flags);
297 blk_plug_device(q);
298 spin_unlock_irqrestore(q->queue_lock, flags);
299
300 return 1;
301 }
302}
303
304/**
269 * Returns: 305 * Returns:
270 * 0: if the request should be continued. 306 * 0: if the request should be continued.
271 * 1: if the request will be going through error recovery. 307 * 1: if the request will be going through error recovery.
272 * 2: if the request should be ended. 308 * 2: if the request should be ended.
273 */ 309 */
274static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) 310static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
275{ 311{
276 ide_hwif_t *hwif = drive->hwif; 312 ide_hwif_t *hwif = drive->hwif;
277 struct request *rq = hwif->rq; 313 struct request *rq = hwif->rq;
278 int stat, err, sense_key; 314 int err, sense_key, do_end_request = 0;
279 315 u8 quiet = rq->cmd_flags & REQ_QUIET;
280 /* check for errors */
281 stat = hwif->tp_ops->read_status(hwif);
282
283 if (stat_ret)
284 *stat_ret = stat;
285
286 if (OK_STAT(stat, good_stat, BAD_R_STAT))
287 return 0;
288 316
289 /* get the IDE error register */ 317 /* get the IDE error register */
290 err = ide_read_error(drive); 318 err = ide_read_error(drive);
291 sense_key = err >> 4; 319 sense_key = err >> 4;
292 320
293 ide_debug_log(IDE_DBG_RQ, "stat: 0x%x, good_stat: 0x%x, cmd[0]: 0x%x, " 321 ide_debug_log(IDE_DBG_RQ, "cmd: 0x%x, rq->cmd_type: 0x%x, err: 0x%x, "
294 "rq->cmd_type: 0x%x, err: 0x%x", 322 "stat 0x%x",
295 stat, good_stat, rq->cmd[0], rq->cmd_type, 323 rq->cmd[0], rq->cmd_type, err, stat);
296 err);
297 324
298 if (blk_sense_request(rq)) { 325 if (blk_sense_request(rq)) {
299 /* 326 /*
@@ -303,151 +330,108 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
303 */ 330 */
304 rq->cmd_flags |= REQ_FAILED; 331 rq->cmd_flags |= REQ_FAILED;
305 return 2; 332 return 2;
306 } else if (blk_pc_request(rq) || rq->cmd_type == REQ_TYPE_ATA_PC) { 333 }
307 /* All other functions, except for READ. */
308 334
309 /* 335 /* if we have an error, pass CHECK_CONDITION as the SCSI status byte */
310 * if we have an error, pass back CHECK_CONDITION as the 336 if (blk_pc_request(rq) && !rq->errors)
311 * scsi status byte 337 rq->errors = SAM_STAT_CHECK_CONDITION;
312 */
313 if (blk_pc_request(rq) && !rq->errors)
314 rq->errors = SAM_STAT_CHECK_CONDITION;
315 338
316 /* check for tray open */ 339 if (blk_noretry_request(rq))
317 if (sense_key == NOT_READY) { 340 do_end_request = 1;
318 cdrom_saw_media_change(drive); 341
319 } else if (sense_key == UNIT_ATTENTION) { 342 switch (sense_key) {
320 /* check for media change */ 343 case NOT_READY:
344 if (blk_fs_request(rq) && rq_data_dir(rq) == WRITE) {
345 if (ide_cd_breathe(drive, rq))
346 return 1;
347 } else {
321 cdrom_saw_media_change(drive); 348 cdrom_saw_media_change(drive);
322 return 0; 349
323 } else if (sense_key == ILLEGAL_REQUEST && 350 if (blk_fs_request(rq) && !quiet)
324 rq->cmd[0] == GPCMD_START_STOP_UNIT) { 351 printk(KERN_ERR PFX "%s: tray open\n",
325 /* 352 drive->name);
326 * Don't print error message for this condition--
327 * SFF8090i indicates that 5/24/00 is the correct
328 * response to a request to close the tray if the
329 * drive doesn't have that capability.
330 * cdrom_log_sense() knows this!
331 */
332 } else if (!(rq->cmd_flags & REQ_QUIET)) {
333 /* otherwise, print an error */
334 ide_dump_status(drive, "packet command error", stat);
335 } 353 }
354 do_end_request = 1;
355 break;
356 case UNIT_ATTENTION:
357 cdrom_saw_media_change(drive);
336 358
337 rq->cmd_flags |= REQ_FAILED; 359 if (blk_fs_request(rq) == 0)
360 return 0;
338 361
339 /* 362 /*
340 * instead of playing games with moving completions around, 363 * Arrange to retry the request but be sure to give up if we've
341 * remove failed request completely and end it when the 364 * retried too many times.
342 * request sense has completed
343 */ 365 */
344 goto end_request; 366 if (++rq->errors > ERROR_MAX)
345
346 } else if (blk_fs_request(rq)) {
347 int do_end_request = 0;
348
349 /* handle errors from READ and WRITE requests */
350
351 if (blk_noretry_request(rq))
352 do_end_request = 1; 367 do_end_request = 1;
353 368 break;
354 if (sense_key == NOT_READY) { 369 case ILLEGAL_REQUEST:
355 /* tray open */ 370 /*
356 if (rq_data_dir(rq) == READ) { 371 * Don't print error message for this condition -- SFF8090i
357 cdrom_saw_media_change(drive); 372 * indicates that 5/24/00 is the correct response to a request
358 373 * to close the tray if the drive doesn't have that capability.
359 /* fail the request */ 374 *
360 printk(KERN_ERR PFX "%s: tray open\n", 375 * cdrom_log_sense() knows this!
361 drive->name); 376 */
362 do_end_request = 1; 377 if (rq->cmd[0] == GPCMD_START_STOP_UNIT)
363 } else { 378 break;
364 struct cdrom_info *info = drive->driver_data; 379 /* fall-through */
365 380 case DATA_PROTECT:
366 /* 381 /*
367 * Allow the drive 5 seconds to recover, some 382 * No point in retrying after an illegal request or data
368 * devices will return this error while flushing 383 * protect error.
369 * data from cache. 384 */
370 */ 385 if (!quiet)
371 if (!rq->errors)
372 info->write_timeout = jiffies +
373 ATAPI_WAIT_WRITE_BUSY;
374 rq->errors = 1;
375 if (time_after(jiffies, info->write_timeout))
376 do_end_request = 1;
377 else {
378 struct request_queue *q = drive->queue;
379 unsigned long flags;
380
381 /*
382 * take a breather relying on the unplug
383 * timer to kick us again
384 */
385 spin_lock_irqsave(q->queue_lock, flags);
386 blk_plug_device(q);
387 spin_unlock_irqrestore(q->queue_lock, flags);
388
389 return 1;
390 }
391 }
392 } else if (sense_key == UNIT_ATTENTION) {
393 /* media change */
394 cdrom_saw_media_change(drive);
395
396 /*
397 * Arrange to retry the request but be sure to give up
398 * if we've retried too many times.
399 */
400 if (++rq->errors > ERROR_MAX)
401 do_end_request = 1;
402 } else if (sense_key == ILLEGAL_REQUEST ||
403 sense_key == DATA_PROTECT) {
404 /*
405 * No point in retrying after an illegal request or data
406 * protect error.
407 */
408 ide_dump_status(drive, "command error", stat); 386 ide_dump_status(drive, "command error", stat);
409 do_end_request = 1; 387 do_end_request = 1;
410 } else if (sense_key == MEDIUM_ERROR) { 388 break;
411 /* 389 case MEDIUM_ERROR:
412 * No point in re-trying a zillion times on a bad 390 /*
413 * sector. If we got here the error is not correctable. 391 * No point in re-trying a zillion times on a bad sector.
414 */ 392 * If we got here the error is not correctable.
415 ide_dump_status(drive, "media error (bad sector)", 393 */
394 if (!quiet)
395 ide_dump_status(drive, "media error "
396 "(bad sector)", stat);
397 do_end_request = 1;
398 break;
399 case BLANK_CHECK:
400 /* disk appears blank? */
401 if (!quiet)
402 ide_dump_status(drive, "media error (blank)",
416 stat); 403 stat);
417 do_end_request = 1; 404 do_end_request = 1;
418 } else if (sense_key == BLANK_CHECK) { 405 break;
419 /* disk appears blank ?? */ 406 default:
420 ide_dump_status(drive, "media error (blank)", stat); 407 if (blk_fs_request(rq) == 0)
421 do_end_request = 1; 408 break;
422 } else if ((err & ~ATA_ABORTED) != 0) { 409 if (err & ~ATA_ABORTED) {
423 /* go to the default handler for other errors */ 410 /* go to the default handler for other errors */
424 ide_error(drive, "cdrom_decode_status", stat); 411 ide_error(drive, "cdrom_decode_status", stat);
425 return 1; 412 return 1;
426 } else if ((++rq->errors > ERROR_MAX)) { 413 } else if (++rq->errors > ERROR_MAX)
427 /* we've racked up too many retries, abort */ 414 /* we've racked up too many retries, abort */
428 do_end_request = 1; 415 do_end_request = 1;
429 } 416 }
430
431 /*
432 * End a request through request sense analysis when we have
433 * sense data. We need this in order to perform end of media
434 * processing.
435 */
436 if (do_end_request)
437 goto end_request;
438 417
439 /* 418 if (blk_fs_request(rq) == 0) {
440 * If we got a CHECK_CONDITION status, queue 419 rq->cmd_flags |= REQ_FAILED;
441 * a request sense command. 420 do_end_request = 1;
442 */
443 if (stat & ATA_ERR)
444 cdrom_queue_request_sense(drive, NULL, NULL);
445 return 1;
446 } else {
447 blk_dump_rq_flags(rq, PFX "bad rq");
448 return 2;
449 } 421 }
450 422
423 /*
424 * End a request through request sense analysis when we have sense data.
425 * We need this in order to perform end of media processing.
426 */
427 if (do_end_request)
428 goto end_request;
429
430 /* if we got a CHECK_CONDITION status, queue a request sense command */
431 if (stat & ATA_ERR)
432 cdrom_queue_request_sense(drive, NULL, NULL);
433 return 1;
434
451end_request: 435end_request:
452 if (stat & ATA_ERR) { 436 if (stat & ATA_ERR) {
453 struct request_queue *q = drive->queue; 437 struct request_queue *q = drive->queue;
@@ -624,15 +608,14 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
624 struct ide_cmd *cmd = &hwif->cmd; 608 struct ide_cmd *cmd = &hwif->cmd;
625 struct request *rq = hwif->rq; 609 struct request *rq = hwif->rq;
626 ide_expiry_t *expiry = NULL; 610 ide_expiry_t *expiry = NULL;
627 int dma_error = 0, dma, stat, thislen, uptodate = 0; 611 int dma_error = 0, dma, thislen, uptodate = 0;
628 int write = (rq_data_dir(rq) == WRITE) ? 1 : 0, rc, nsectors; 612 int write = (rq_data_dir(rq) == WRITE) ? 1 : 0, rc, nsectors;
629 int sense = blk_sense_request(rq); 613 int sense = blk_sense_request(rq);
630 unsigned int timeout; 614 unsigned int timeout;
631 u16 len; 615 u16 len;
632 u8 ireason; 616 u8 ireason, stat;
633 617
634 ide_debug_log(IDE_DBG_PC, "cmd[0]: 0x%x, write: 0x%x", 618 ide_debug_log(IDE_DBG_PC, "cmd: 0x%x, write: 0x%x", rq->cmd[0], write);
635 rq->cmd[0], write);
636 619
637 /* check for errors */ 620 /* check for errors */
638 dma = drive->dma; 621 dma = drive->dma;
@@ -648,11 +631,16 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
648 } 631 }
649 } 632 }
650 633
651 rc = cdrom_decode_status(drive, 0, &stat); 634 /* check status */
652 if (rc) { 635 stat = hwif->tp_ops->read_status(hwif);
653 if (rc == 2) 636
654 goto out_end; 637 if (!OK_STAT(stat, 0, BAD_R_STAT)) {
655 return ide_stopped; 638 rc = cdrom_decode_status(drive, stat);
639 if (rc) {
640 if (rc == 2)
641 goto out_end;
642 return ide_stopped;
643 }
656 } 644 }
657 645
658 /* using dma, transfer is complete now */ 646 /* using dma, transfer is complete now */
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index c998cf8e971a..a9fbe2c31210 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -97,35 +97,38 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
97 } 97 }
98 98
99 memset(&cmd, 0, sizeof(cmd)); 99 memset(&cmd, 0, sizeof(cmd));
100 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 100 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
101 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
101 102
102 if (drive->dev_flags & IDE_DFLAG_LBA) { 103 if (drive->dev_flags & IDE_DFLAG_LBA) {
103 if (lba48) { 104 if (lba48) {
104 pr_debug("%s: LBA=0x%012llx\n", drive->name, 105 pr_debug("%s: LBA=0x%012llx\n", drive->name,
105 (unsigned long long)block); 106 (unsigned long long)block);
106 107
107 tf->hob_nsect = (nsectors >> 8) & 0xff;
108 tf->hob_lbal = (u8)(block >> 24);
109 if (sizeof(block) != 4) {
110 tf->hob_lbam = (u8)((u64)block >> 32);
111 tf->hob_lbah = (u8)((u64)block >> 40);
112 }
113
114 tf->nsect = nsectors & 0xff; 108 tf->nsect = nsectors & 0xff;
115 tf->lbal = (u8) block; 109 tf->lbal = (u8) block;
116 tf->lbam = (u8)(block >> 8); 110 tf->lbam = (u8)(block >> 8);
117 tf->lbah = (u8)(block >> 16); 111 tf->lbah = (u8)(block >> 16);
112 tf->device = ATA_LBA;
118 113
119 cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); 114 tf = &cmd.hob;
115 tf->nsect = (nsectors >> 8) & 0xff;
116 tf->lbal = (u8)(block >> 24);
117 if (sizeof(block) != 4) {
118 tf->lbam = (u8)((u64)block >> 32);
119 tf->lbah = (u8)((u64)block >> 40);
120 }
121
122 cmd.valid.out.hob = IDE_VALID_OUT_HOB;
123 cmd.valid.in.hob = IDE_VALID_IN_HOB;
124 cmd.tf_flags |= IDE_TFLAG_LBA48;
120 } else { 125 } else {
121 tf->nsect = nsectors & 0xff; 126 tf->nsect = nsectors & 0xff;
122 tf->lbal = block; 127 tf->lbal = block;
123 tf->lbam = block >>= 8; 128 tf->lbam = block >>= 8;
124 tf->lbah = block >>= 8; 129 tf->lbah = block >>= 8;
125 tf->device = (block >> 8) & 0xf; 130 tf->device = ((block >> 8) & 0xf) | ATA_LBA;
126 } 131 }
127
128 tf->device |= ATA_LBA;
129 } else { 132 } else {
130 unsigned int sect, head, cyl, track; 133 unsigned int sect, head, cyl, track;
131 134
@@ -220,15 +223,19 @@ static u64 idedisk_read_native_max_address(ide_drive_t *drive, int lba48)
220 tf->command = ATA_CMD_READ_NATIVE_MAX; 223 tf->command = ATA_CMD_READ_NATIVE_MAX;
221 tf->device = ATA_LBA; 224 tf->device = ATA_LBA;
222 225
223 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 226 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
224 if (lba48) 227 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
225 cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); 228 if (lba48) {
229 cmd.valid.out.hob = IDE_VALID_OUT_HOB;
230 cmd.valid.in.hob = IDE_VALID_IN_HOB;
231 cmd.tf_flags = IDE_TFLAG_LBA48;
232 }
226 233
227 ide_no_data_taskfile(drive, &cmd); 234 ide_no_data_taskfile(drive, &cmd);
228 235
229 /* if OK, compute maximum address value */ 236 /* if OK, compute maximum address value */
230 if (!(tf->status & ATA_ERR)) 237 if (!(tf->status & ATA_ERR))
231 addr = ide_get_lba_addr(tf, lba48) + 1; 238 addr = ide_get_lba_addr(&cmd, lba48) + 1;
232 239
233 return addr; 240 return addr;
234} 241}
@@ -250,9 +257,9 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48)
250 tf->lbam = (addr_req >>= 8) & 0xff; 257 tf->lbam = (addr_req >>= 8) & 0xff;
251 tf->lbah = (addr_req >>= 8) & 0xff; 258 tf->lbah = (addr_req >>= 8) & 0xff;
252 if (lba48) { 259 if (lba48) {
253 tf->hob_lbal = (addr_req >>= 8) & 0xff; 260 cmd.hob.lbal = (addr_req >>= 8) & 0xff;
254 tf->hob_lbam = (addr_req >>= 8) & 0xff; 261 cmd.hob.lbam = (addr_req >>= 8) & 0xff;
255 tf->hob_lbah = (addr_req >>= 8) & 0xff; 262 cmd.hob.lbah = (addr_req >>= 8) & 0xff;
256 tf->command = ATA_CMD_SET_MAX_EXT; 263 tf->command = ATA_CMD_SET_MAX_EXT;
257 } else { 264 } else {
258 tf->device = (addr_req >>= 8) & 0x0f; 265 tf->device = (addr_req >>= 8) & 0x0f;
@@ -260,15 +267,19 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48)
260 } 267 }
261 tf->device |= ATA_LBA; 268 tf->device |= ATA_LBA;
262 269
263 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 270 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
264 if (lba48) 271 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
265 cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); 272 if (lba48) {
273 cmd.valid.out.hob = IDE_VALID_OUT_HOB;
274 cmd.valid.in.hob = IDE_VALID_IN_HOB;
275 cmd.tf_flags = IDE_TFLAG_LBA48;
276 }
266 277
267 ide_no_data_taskfile(drive, &cmd); 278 ide_no_data_taskfile(drive, &cmd);
268 279
269 /* if OK, compute maximum address value */ 280 /* if OK, compute maximum address value */
270 if (!(tf->status & ATA_ERR)) 281 if (!(tf->status & ATA_ERR))
271 addr_set = ide_get_lba_addr(tf, lba48) + 1; 282 addr_set = ide_get_lba_addr(&cmd, lba48) + 1;
272 283
273 return addr_set; 284 return addr_set;
274} 285}
@@ -395,8 +406,8 @@ static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)
395 cmd->tf.command = ATA_CMD_FLUSH_EXT; 406 cmd->tf.command = ATA_CMD_FLUSH_EXT;
396 else 407 else
397 cmd->tf.command = ATA_CMD_FLUSH; 408 cmd->tf.command = ATA_CMD_FLUSH;
398 cmd->tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE | 409 cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
399 IDE_TFLAG_DYN; 410 cmd->tf_flags = IDE_TFLAG_DYN;
400 cmd->protocol = ATA_PROT_NODATA; 411 cmd->protocol = ATA_PROT_NODATA;
401 412
402 rq->cmd_type = REQ_TYPE_ATA_TASKFILE; 413 rq->cmd_type = REQ_TYPE_ATA_TASKFILE;
@@ -457,7 +468,8 @@ static int ide_do_setfeature(ide_drive_t *drive, u8 feature, u8 nsect)
457 cmd.tf.feature = feature; 468 cmd.tf.feature = feature;
458 cmd.tf.nsect = nsect; 469 cmd.tf.nsect = nsect;
459 cmd.tf.command = ATA_CMD_SET_FEATURES; 470 cmd.tf.command = ATA_CMD_SET_FEATURES;
460 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 471 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
472 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
461 473
462 return ide_no_data_taskfile(drive, &cmd); 474 return ide_no_data_taskfile(drive, &cmd);
463} 475}
@@ -533,7 +545,8 @@ static int do_idedisk_flushcache(ide_drive_t *drive)
533 cmd.tf.command = ATA_CMD_FLUSH_EXT; 545 cmd.tf.command = ATA_CMD_FLUSH_EXT;
534 else 546 else
535 cmd.tf.command = ATA_CMD_FLUSH; 547 cmd.tf.command = ATA_CMD_FLUSH;
536 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 548 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
549 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
537 550
538 return ide_no_data_taskfile(drive, &cmd); 551 return ide_no_data_taskfile(drive, &cmd);
539} 552}
@@ -715,7 +728,8 @@ static int ide_disk_set_doorlock(ide_drive_t *drive, struct gendisk *disk,
715 728
716 memset(&cmd, 0, sizeof(cmd)); 729 memset(&cmd, 0, sizeof(cmd));
717 cmd.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK; 730 cmd.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK;
718 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 731 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
732 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
719 733
720 ret = ide_no_data_taskfile(drive, &cmd); 734 ret = ide_no_data_taskfile(drive, &cmd);
721 735
diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c
index eaea3bef2073..19f263bf0a9e 100644
--- a/drivers/ide/ide-disk_proc.c
+++ b/drivers/ide/ide-disk_proc.c
@@ -13,7 +13,8 @@ static int smart_enable(ide_drive_t *drive)
13 tf->lbam = ATA_SMART_LBAM_PASS; 13 tf->lbam = ATA_SMART_LBAM_PASS;
14 tf->lbah = ATA_SMART_LBAH_PASS; 14 tf->lbah = ATA_SMART_LBAH_PASS;
15 tf->command = ATA_CMD_SMART; 15 tf->command = ATA_CMD_SMART;
16 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 16 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
17 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
17 18
18 return ide_no_data_taskfile(drive, &cmd); 19 return ide_no_data_taskfile(drive, &cmd);
19} 20}
@@ -29,7 +30,8 @@ static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd)
29 tf->lbam = ATA_SMART_LBAM_PASS; 30 tf->lbam = ATA_SMART_LBAM_PASS;
30 tf->lbah = ATA_SMART_LBAH_PASS; 31 tf->lbah = ATA_SMART_LBAH_PASS;
31 tf->command = ATA_CMD_SMART; 32 tf->command = ATA_CMD_SMART;
32 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 33 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
34 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
33 cmd.protocol = ATA_PROT_PIO; 35 cmd.protocol = ATA_PROT_PIO;
34 36
35 return ide_raw_taskfile(drive, &cmd, buf, 1); 37 return ide_raw_taskfile(drive, &cmd, buf, 1);
diff --git a/drivers/ide/ide-dma-sff.c b/drivers/ide/ide-dma-sff.c
index 16fc46edc32d..e4cdf78cc3e9 100644
--- a/drivers/ide/ide-dma-sff.c
+++ b/drivers/ide/ide-dma-sff.c
@@ -277,8 +277,6 @@ void ide_dma_start(ide_drive_t *drive)
277 dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD); 277 dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD);
278 outb(dma_cmd | ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD); 278 outb(dma_cmd | ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD);
279 } 279 }
280
281 wmb();
282} 280}
283EXPORT_SYMBOL_GPL(ide_dma_start); 281EXPORT_SYMBOL_GPL(ide_dma_start);
284 282
@@ -286,7 +284,7 @@ EXPORT_SYMBOL_GPL(ide_dma_start);
286int ide_dma_end(ide_drive_t *drive) 284int ide_dma_end(ide_drive_t *drive)
287{ 285{
288 ide_hwif_t *hwif = drive->hwif; 286 ide_hwif_t *hwif = drive->hwif;
289 u8 dma_stat = 0, dma_cmd = 0, mask; 287 u8 dma_stat = 0, dma_cmd = 0;
290 288
291 /* stop DMA */ 289 /* stop DMA */
292 if (hwif->host_flags & IDE_HFLAG_MMIO) { 290 if (hwif->host_flags & IDE_HFLAG_MMIO) {
@@ -304,11 +302,10 @@ int ide_dma_end(ide_drive_t *drive)
304 /* clear INTR & ERROR bits */ 302 /* clear INTR & ERROR bits */
305 ide_dma_sff_write_status(hwif, dma_stat | ATA_DMA_ERR | ATA_DMA_INTR); 303 ide_dma_sff_write_status(hwif, dma_stat | ATA_DMA_ERR | ATA_DMA_INTR);
306 304
307 wmb(); 305#define CHECK_DMA_MASK (ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR)
308 306
309 /* verify good DMA status */ 307 /* verify good DMA status */
310 mask = ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR; 308 if ((dma_stat & CHECK_DMA_MASK) != ATA_DMA_INTR)
311 if ((dma_stat & mask) != ATA_DMA_INTR)
312 return 0x10 | dma_stat; 309 return 0x10 | dma_stat;
313 return 0; 310 return 0;
314} 311}
diff --git a/drivers/ide/ide-h8300.c b/drivers/ide/ide-h8300.c
index dac9a6d44963..c06ebdc4a130 100644
--- a/drivers/ide/ide-h8300.c
+++ b/drivers/ide/ide-h8300.c
@@ -22,103 +22,6 @@
22 (r); \ 22 (r); \
23}) 23})
24 24
25static void mm_outw(u16 d, unsigned long a)
26{
27 __asm__("mov.b %w0,r2h\n\t"
28 "mov.b %x0,r2l\n\t"
29 "mov.w r2,@%1"
30 :
31 :"r"(d),"r"(a)
32 :"er2");
33}
34
35static u16 mm_inw(unsigned long a)
36{
37 register u16 r __asm__("er0");
38 __asm__("mov.w @%1,r2\n\t"
39 "mov.b r2l,%x0\n\t"
40 "mov.b r2h,%w0"
41 :"=r"(r)
42 :"r"(a)
43 :"er2");
44 return r;
45}
46
47static void h8300_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
48{
49 ide_hwif_t *hwif = drive->hwif;
50 struct ide_io_ports *io_ports = &hwif->io_ports;
51 struct ide_taskfile *tf = &cmd->tf;
52 u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;
53
54 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
55 HIHI = 0xFF;
56
57 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
58 outb(tf->hob_feature, io_ports->feature_addr);
59 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
60 outb(tf->hob_nsect, io_ports->nsect_addr);
61 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
62 outb(tf->hob_lbal, io_ports->lbal_addr);
63 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
64 outb(tf->hob_lbam, io_ports->lbam_addr);
65 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
66 outb(tf->hob_lbah, io_ports->lbah_addr);
67
68 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
69 outb(tf->feature, io_ports->feature_addr);
70 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
71 outb(tf->nsect, io_ports->nsect_addr);
72 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
73 outb(tf->lbal, io_ports->lbal_addr);
74 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
75 outb(tf->lbam, io_ports->lbam_addr);
76 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
77 outb(tf->lbah, io_ports->lbah_addr);
78
79 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
80 outb((tf->device & HIHI) | drive->select,
81 io_ports->device_addr);
82}
83
84static void h8300_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
85{
86 ide_hwif_t *hwif = drive->hwif;
87 struct ide_io_ports *io_ports = &hwif->io_ports;
88 struct ide_taskfile *tf = &cmd->tf;
89
90 /* be sure we're looking at the low order bits */
91 outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
92
93 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
94 tf->error = inb(io_ports->feature_addr);
95 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
96 tf->nsect = inb(io_ports->nsect_addr);
97 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
98 tf->lbal = inb(io_ports->lbal_addr);
99 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
100 tf->lbam = inb(io_ports->lbam_addr);
101 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
102 tf->lbah = inb(io_ports->lbah_addr);
103 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
104 tf->device = inb(io_ports->device_addr);
105
106 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
107 outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
108
109 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
110 tf->hob_error = inb(io_ports->feature_addr);
111 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
112 tf->hob_nsect = inb(io_ports->nsect_addr);
113 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
114 tf->hob_lbal = inb(io_ports->lbal_addr);
115 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
116 tf->hob_lbam = inb(io_ports->lbam_addr);
117 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
118 tf->hob_lbah = inb(io_ports->lbah_addr);
119 }
120}
121
122static void mm_outsw(unsigned long addr, void *buf, u32 len) 25static void mm_outsw(unsigned long addr, void *buf, u32 len)
123{ 26{
124 unsigned short *bp = (unsigned short *)buf; 27 unsigned short *bp = (unsigned short *)buf;
@@ -152,8 +55,8 @@ static const struct ide_tp_ops h8300_tp_ops = {
152 .write_devctl = ide_write_devctl, 55 .write_devctl = ide_write_devctl,
153 56
154 .dev_select = ide_dev_select, 57 .dev_select = ide_dev_select,
155 .tf_load = h8300_tf_load, 58 .tf_load = ide_tf_load,
156 .tf_read = h8300_tf_read, 59 .tf_read = ide_tf_read,
157 60
158 .input_data = h8300_input_data, 61 .input_data = h8300_input_data,
159 .output_data = h8300_output_data, 62 .output_data = h8300_output_data,
diff --git a/drivers/ide/ide-io-std.c b/drivers/ide/ide-io-std.c
index 9cac281d82c4..46721c454518 100644
--- a/drivers/ide/ide-io-std.c
+++ b/drivers/ide/ide-io-std.c
@@ -85,98 +85,57 @@ void ide_dev_select(ide_drive_t *drive)
85} 85}
86EXPORT_SYMBOL_GPL(ide_dev_select); 86EXPORT_SYMBOL_GPL(ide_dev_select);
87 87
88void ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) 88void ide_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid)
89{ 89{
90 ide_hwif_t *hwif = drive->hwif; 90 ide_hwif_t *hwif = drive->hwif;
91 struct ide_io_ports *io_ports = &hwif->io_ports; 91 struct ide_io_ports *io_ports = &hwif->io_ports;
92 struct ide_taskfile *tf = &cmd->tf;
93 void (*tf_outb)(u8 addr, unsigned long port); 92 void (*tf_outb)(u8 addr, unsigned long port);
94 u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0; 93 u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
95 u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;
96 94
97 if (mmio) 95 if (mmio)
98 tf_outb = ide_mm_outb; 96 tf_outb = ide_mm_outb;
99 else 97 else
100 tf_outb = ide_outb; 98 tf_outb = ide_outb;
101 99
102 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) 100 if (valid & IDE_VALID_FEATURE)
103 HIHI = 0xFF;
104
105 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
106 tf_outb(tf->hob_feature, io_ports->feature_addr);
107 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
108 tf_outb(tf->hob_nsect, io_ports->nsect_addr);
109 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
110 tf_outb(tf->hob_lbal, io_ports->lbal_addr);
111 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
112 tf_outb(tf->hob_lbam, io_ports->lbam_addr);
113 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
114 tf_outb(tf->hob_lbah, io_ports->lbah_addr);
115
116 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
117 tf_outb(tf->feature, io_ports->feature_addr); 101 tf_outb(tf->feature, io_ports->feature_addr);
118 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) 102 if (valid & IDE_VALID_NSECT)
119 tf_outb(tf->nsect, io_ports->nsect_addr); 103 tf_outb(tf->nsect, io_ports->nsect_addr);
120 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) 104 if (valid & IDE_VALID_LBAL)
121 tf_outb(tf->lbal, io_ports->lbal_addr); 105 tf_outb(tf->lbal, io_ports->lbal_addr);
122 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) 106 if (valid & IDE_VALID_LBAM)
123 tf_outb(tf->lbam, io_ports->lbam_addr); 107 tf_outb(tf->lbam, io_ports->lbam_addr);
124 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) 108 if (valid & IDE_VALID_LBAH)
125 tf_outb(tf->lbah, io_ports->lbah_addr); 109 tf_outb(tf->lbah, io_ports->lbah_addr);
126 110 if (valid & IDE_VALID_DEVICE)
127 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) 111 tf_outb(tf->device, io_ports->device_addr);
128 tf_outb((tf->device & HIHI) | drive->select,
129 io_ports->device_addr);
130} 112}
131EXPORT_SYMBOL_GPL(ide_tf_load); 113EXPORT_SYMBOL_GPL(ide_tf_load);
132 114
133void ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) 115void ide_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid)
134{ 116{
135 ide_hwif_t *hwif = drive->hwif; 117 ide_hwif_t *hwif = drive->hwif;
136 struct ide_io_ports *io_ports = &hwif->io_ports; 118 struct ide_io_ports *io_ports = &hwif->io_ports;
137 struct ide_taskfile *tf = &cmd->tf;
138 void (*tf_outb)(u8 addr, unsigned long port);
139 u8 (*tf_inb)(unsigned long port); 119 u8 (*tf_inb)(unsigned long port);
140 u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0; 120 u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
141 121
142 if (mmio) { 122 if (mmio)
143 tf_outb = ide_mm_outb;
144 tf_inb = ide_mm_inb; 123 tf_inb = ide_mm_inb;
145 } else { 124 else
146 tf_outb = ide_outb;
147 tf_inb = ide_inb; 125 tf_inb = ide_inb;
148 }
149
150 /* be sure we're looking at the low order bits */
151 tf_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
152 126
153 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) 127 if (valid & IDE_VALID_ERROR)
154 tf->error = tf_inb(io_ports->feature_addr); 128 tf->error = tf_inb(io_ports->feature_addr);
155 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) 129 if (valid & IDE_VALID_NSECT)
156 tf->nsect = tf_inb(io_ports->nsect_addr); 130 tf->nsect = tf_inb(io_ports->nsect_addr);
157 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) 131 if (valid & IDE_VALID_LBAL)
158 tf->lbal = tf_inb(io_ports->lbal_addr); 132 tf->lbal = tf_inb(io_ports->lbal_addr);
159 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) 133 if (valid & IDE_VALID_LBAM)
160 tf->lbam = tf_inb(io_ports->lbam_addr); 134 tf->lbam = tf_inb(io_ports->lbam_addr);
161 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) 135 if (valid & IDE_VALID_LBAH)
162 tf->lbah = tf_inb(io_ports->lbah_addr); 136 tf->lbah = tf_inb(io_ports->lbah_addr);
163 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) 137 if (valid & IDE_VALID_DEVICE)
164 tf->device = tf_inb(io_ports->device_addr); 138 tf->device = tf_inb(io_ports->device_addr);
165
166 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
167 tf_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
168
169 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
170 tf->hob_error = tf_inb(io_ports->feature_addr);
171 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
172 tf->hob_nsect = tf_inb(io_ports->nsect_addr);
173 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
174 tf->hob_lbal = tf_inb(io_ports->lbal_addr);
175 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
176 tf->hob_lbam = tf_inb(io_ports->lbam_addr);
177 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
178 tf->hob_lbah = tf_inb(io_ports->lbah_addr);
179 }
180} 139}
181EXPORT_SYMBOL_GPL(ide_tf_read); 140EXPORT_SYMBOL_GPL(ide_tf_read);
182 141
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 1deb6d29b186..2ae02b8d7f8e 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -86,18 +86,18 @@ void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err)
86 86
87 tp_ops->input_data(drive, cmd, data, 2); 87 tp_ops->input_data(drive, cmd, data, 2);
88 88
89 tf->data = data[0]; 89 cmd->tf.data = data[0];
90 tf->hob_data = data[1]; 90 cmd->hob.data = data[1];
91 } 91 }
92 92
93 tp_ops->tf_read(drive, cmd); 93 ide_tf_readback(drive, cmd);
94 94
95 if ((cmd->tf_flags & IDE_TFLAG_CUSTOM_HANDLER) && 95 if ((cmd->tf_flags & IDE_TFLAG_CUSTOM_HANDLER) &&
96 tf_cmd == ATA_CMD_IDLEIMMEDIATE) { 96 tf_cmd == ATA_CMD_IDLEIMMEDIATE) {
97 if (tf->lbal != 0xc4) { 97 if (tf->lbal != 0xc4) {
98 printk(KERN_ERR "%s: head unload failed!\n", 98 printk(KERN_ERR "%s: head unload failed!\n",
99 drive->name); 99 drive->name);
100 ide_tf_dump(drive->name, tf); 100 ide_tf_dump(drive->name, cmd);
101 } else 101 } else
102 drive->dev_flags |= IDE_DFLAG_PARKED; 102 drive->dev_flags |= IDE_DFLAG_PARKED;
103 } 103 }
@@ -205,8 +205,9 @@ static ide_startstop_t ide_disk_special(ide_drive_t *drive)
205 return ide_stopped; 205 return ide_stopped;
206 } 206 }
207 207
208 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE | 208 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
209 IDE_TFLAG_CUSTOM_HANDLER; 209 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
210 cmd.tf_flags = IDE_TFLAG_CUSTOM_HANDLER;
210 211
211 do_rw_taskfile(drive, &cmd); 212 do_rw_taskfile(drive, &cmd);
212 213
diff --git a/drivers/ide/ide-ioctls.c b/drivers/ide/ide-ioctls.c
index 770142767437..c1c25ebbaa1f 100644
--- a/drivers/ide/ide-ioctls.c
+++ b/drivers/ide/ide-ioctls.c
@@ -141,11 +141,12 @@ static int ide_cmd_ioctl(ide_drive_t *drive, unsigned long arg)
141 tf->lbal = args[1]; 141 tf->lbal = args[1];
142 tf->lbam = 0x4f; 142 tf->lbam = 0x4f;
143 tf->lbah = 0xc2; 143 tf->lbah = 0xc2;
144 cmd.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_IN_NSECT; 144 cmd.valid.out.tf = IDE_VALID_OUT_TF;
145 cmd.valid.in.tf = IDE_VALID_NSECT;
145 } else { 146 } else {
146 tf->nsect = args[1]; 147 tf->nsect = args[1];
147 cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT | 148 cmd.valid.out.tf = IDE_VALID_FEATURE | IDE_VALID_NSECT;
148 IDE_TFLAG_IN_NSECT; 149 cmd.valid.in.tf = IDE_VALID_NSECT;
149 } 150 }
150 tf->command = args[0]; 151 tf->command = args[0];
151 cmd.protocol = args[3] ? ATA_PROT_PIO : ATA_PROT_NODATA; 152 cmd.protocol = args[3] ? ATA_PROT_PIO : ATA_PROT_NODATA;
@@ -205,14 +206,15 @@ static int ide_task_ioctl(ide_drive_t *drive, unsigned long arg)
205 return -EFAULT; 206 return -EFAULT;
206 207
207 memset(&cmd, 0, sizeof(cmd)); 208 memset(&cmd, 0, sizeof(cmd));
208 memcpy(&cmd.tf_array[7], &args[1], 6); 209 memcpy(&cmd.tf.feature, &args[1], 6);
209 cmd.tf.command = args[0]; 210 cmd.tf.command = args[0];
210 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 211 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
212 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
211 213
212 err = ide_no_data_taskfile(drive, &cmd); 214 err = ide_no_data_taskfile(drive, &cmd);
213 215
214 args[0] = cmd.tf.command; 216 args[0] = cmd.tf.command;
215 memcpy(&args[1], &cmd.tf_array[7], 6); 217 memcpy(&args[1], &cmd.tf.feature, 6);
216 218
217 if (copy_to_user(p, args, 7)) 219 if (copy_to_user(p, args, 7))
218 err = -EFAULT; 220 err = -EFAULT;
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 27bb70ddd459..c19a221b1e18 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -37,14 +37,11 @@ void SELECT_MASK(ide_drive_t *drive, int mask)
37 37
38u8 ide_read_error(ide_drive_t *drive) 38u8 ide_read_error(ide_drive_t *drive)
39{ 39{
40 struct ide_cmd cmd; 40 struct ide_taskfile tf;
41 41
42 memset(&cmd, 0, sizeof(cmd)); 42 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_ERROR);
43 cmd.tf_flags = IDE_TFLAG_IN_ERROR;
44 43
45 drive->hwif->tp_ops->tf_read(drive, &cmd); 44 return tf.error;
46
47 return cmd.tf.error;
48} 45}
49EXPORT_SYMBOL_GPL(ide_read_error); 46EXPORT_SYMBOL_GPL(ide_read_error);
50 47
@@ -312,10 +309,10 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
312{ 309{
313 ide_hwif_t *hwif = drive->hwif; 310 ide_hwif_t *hwif = drive->hwif;
314 const struct ide_tp_ops *tp_ops = hwif->tp_ops; 311 const struct ide_tp_ops *tp_ops = hwif->tp_ops;
312 struct ide_taskfile tf;
315 u16 *id = drive->id, i; 313 u16 *id = drive->id, i;
316 int error = 0; 314 int error = 0;
317 u8 stat; 315 u8 stat;
318 struct ide_cmd cmd;
319 316
320#ifdef CONFIG_BLK_DEV_IDEDMA 317#ifdef CONFIG_BLK_DEV_IDEDMA
321 if (hwif->dma_ops) /* check if host supports DMA */ 318 if (hwif->dma_ops) /* check if host supports DMA */
@@ -347,12 +344,11 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
347 udelay(1); 344 udelay(1);
348 tp_ops->write_devctl(hwif, ATA_NIEN | ATA_DEVCTL_OBS); 345 tp_ops->write_devctl(hwif, ATA_NIEN | ATA_DEVCTL_OBS);
349 346
350 memset(&cmd, 0, sizeof(cmd)); 347 memset(&tf, 0, sizeof(tf));
351 cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT; 348 tf.feature = SETFEATURES_XFER;
352 cmd.tf.feature = SETFEATURES_XFER; 349 tf.nsect = speed;
353 cmd.tf.nsect = speed;
354 350
355 tp_ops->tf_load(drive, &cmd); 351 tp_ops->tf_load(drive, &tf, IDE_VALID_FEATURE | IDE_VALID_NSECT);
356 352
357 tp_ops->exec_command(hwif, ATA_CMD_SET_FEATURES); 353 tp_ops->exec_command(hwif, ATA_CMD_SET_FEATURES);
358 354
diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c
index 217b7fdf2b17..56ff8c46c7d1 100644
--- a/drivers/ide/ide-lib.c
+++ b/drivers/ide/ide-lib.c
@@ -49,16 +49,17 @@ static void ide_dump_opcode(ide_drive_t *drive)
49 printk(KERN_CONT "0x%02x\n", cmd->tf.command); 49 printk(KERN_CONT "0x%02x\n", cmd->tf.command);
50} 50}
51 51
52u64 ide_get_lba_addr(struct ide_taskfile *tf, int lba48) 52u64 ide_get_lba_addr(struct ide_cmd *cmd, int lba48)
53{ 53{
54 struct ide_taskfile *tf = &cmd->tf;
54 u32 high, low; 55 u32 high, low;
55 56
56 if (lba48)
57 high = (tf->hob_lbah << 16) | (tf->hob_lbam << 8) |
58 tf->hob_lbal;
59 else
60 high = tf->device & 0xf;
61 low = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal; 57 low = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal;
58 if (lba48) {
59 tf = &cmd->hob;
60 high = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal;
61 } else
62 high = tf->device & 0xf;
62 63
63 return ((u64)high << 24) | low; 64 return ((u64)high << 24) | low;
64} 65}
@@ -71,17 +72,18 @@ static void ide_dump_sector(ide_drive_t *drive)
71 u8 lba48 = !!(drive->dev_flags & IDE_DFLAG_LBA48); 72 u8 lba48 = !!(drive->dev_flags & IDE_DFLAG_LBA48);
72 73
73 memset(&cmd, 0, sizeof(cmd)); 74 memset(&cmd, 0, sizeof(cmd));
74 if (lba48) 75 if (lba48) {
75 cmd.tf_flags = IDE_TFLAG_IN_LBA | IDE_TFLAG_IN_HOB_LBA | 76 cmd.valid.in.tf = IDE_VALID_LBA;
76 IDE_TFLAG_LBA48; 77 cmd.valid.in.hob = IDE_VALID_LBA;
77 else 78 cmd.tf_flags = IDE_TFLAG_LBA48;
78 cmd.tf_flags = IDE_TFLAG_IN_LBA | IDE_TFLAG_IN_DEVICE; 79 } else
80 cmd.valid.in.tf = IDE_VALID_LBA | IDE_VALID_DEVICE;
79 81
80 drive->hwif->tp_ops->tf_read(drive, &cmd); 82 ide_tf_readback(drive, &cmd);
81 83
82 if (lba48 || (tf->device & ATA_LBA)) 84 if (lba48 || (tf->device & ATA_LBA))
83 printk(KERN_CONT ", LBAsect=%llu", 85 printk(KERN_CONT ", LBAsect=%llu",
84 (unsigned long long)ide_get_lba_addr(tf, lba48)); 86 (unsigned long long)ide_get_lba_addr(&cmd, lba48));
85 else 87 else
86 printk(KERN_CONT ", CHS=%d/%d/%d", (tf->lbah << 8) + tf->lbam, 88 printk(KERN_CONT ", CHS=%d/%d/%d", (tf->lbah << 8) + tf->lbam,
87 tf->device & 0xf, tf->lbal); 89 tf->device & 0xf, tf->lbal);
diff --git a/drivers/ide/ide-park.c b/drivers/ide/ide-park.c
index 9490b446519f..310d03f2b5b7 100644
--- a/drivers/ide/ide-park.c
+++ b/drivers/ide/ide-park.c
@@ -74,7 +74,8 @@ ide_startstop_t ide_do_park_unpark(ide_drive_t *drive, struct request *rq)
74 tf->lbal = 0x4c; 74 tf->lbal = 0x4c;
75 tf->lbam = 0x4e; 75 tf->lbam = 0x4e;
76 tf->lbah = 0x55; 76 tf->lbah = 0x55;
77 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 77 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
78 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
78 } else /* cmd == REQ_UNPARK_HEADS */ 79 } else /* cmd == REQ_UNPARK_HEADS */
79 tf->command = ATA_CMD_CHK_POWER; 80 tf->command = ATA_CMD_CHK_POWER;
80 81
diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index bb7858ebb7d1..0d8a151c0a01 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -163,7 +163,8 @@ ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *rq)
163 return ide_stopped; 163 return ide_stopped;
164 164
165out_do_tf: 165out_do_tf:
166 cmd->tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 166 cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
167 cmd->valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
167 cmd->protocol = ATA_PROT_NODATA; 168 cmd->protocol = ATA_PROT_NODATA;
168 169
169 return do_rw_taskfile(drive, cmd); 170 return do_rw_taskfile(drive, cmd);
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index d8c1c3e735bb..7f264ed1141b 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -283,13 +283,11 @@ int ide_dev_read_id(ide_drive_t *drive, u8 cmd, u16 *id)
283 * identify command to be sure of reply 283 * identify command to be sure of reply
284 */ 284 */
285 if (cmd == ATA_CMD_ID_ATAPI) { 285 if (cmd == ATA_CMD_ID_ATAPI) {
286 struct ide_cmd cmd; 286 struct ide_taskfile tf;
287 287
288 memset(&cmd, 0, sizeof(cmd)); 288 memset(&tf, 0, sizeof(tf));
289 /* disable DMA & overlap */ 289 /* disable DMA & overlap */
290 cmd.tf_flags = IDE_TFLAG_OUT_FEATURE; 290 tp_ops->tf_load(drive, &tf, IDE_VALID_FEATURE);
291
292 tp_ops->tf_load(drive, &cmd);
293 } 291 }
294 292
295 /* ask drive for ID */ 293 /* ask drive for ID */
@@ -337,14 +335,11 @@ int ide_busy_sleep(ide_hwif_t *hwif, unsigned long timeout, int altstatus)
337 335
338static u8 ide_read_device(ide_drive_t *drive) 336static u8 ide_read_device(ide_drive_t *drive)
339{ 337{
340 struct ide_cmd cmd; 338 struct ide_taskfile tf;
341
342 memset(&cmd, 0, sizeof(cmd));
343 cmd.tf_flags = IDE_TFLAG_IN_DEVICE;
344 339
345 drive->hwif->tp_ops->tf_read(drive, &cmd); 340 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_DEVICE);
346 341
347 return cmd.tf.device; 342 return tf.device;
348} 343}
349 344
350/** 345/**
@@ -1314,6 +1309,7 @@ struct ide_host *ide_host_alloc(const struct ide_port_info *d, hw_regs_t **hws)
1314 host->get_lock = d->get_lock; 1309 host->get_lock = d->get_lock;
1315 host->release_lock = d->release_lock; 1310 host->release_lock = d->release_lock;
1316 host->host_flags = d->host_flags; 1311 host->host_flags = d->host_flags;
1312 host->irq_flags = d->irq_flags;
1317 } 1313 }
1318 1314
1319 return host; 1315 return host;
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 10a88bf3eefa..3242698832a4 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -204,8 +204,8 @@ static int set_xfer_rate (ide_drive_t *drive, int arg)
204 cmd.tf.command = ATA_CMD_SET_FEATURES; 204 cmd.tf.command = ATA_CMD_SET_FEATURES;
205 cmd.tf.feature = SETFEATURES_XFER; 205 cmd.tf.feature = SETFEATURES_XFER;
206 cmd.tf.nsect = (u8)arg; 206 cmd.tf.nsect = (u8)arg;
207 cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT | 207 cmd.valid.out.tf = IDE_VALID_FEATURE | IDE_VALID_NSECT;
208 IDE_TFLAG_IN_NSECT; 208 cmd.valid.in.tf = IDE_VALID_NSECT;
209 209
210 err = ide_no_data_taskfile(drive, &cmd); 210 err = ide_no_data_taskfile(drive, &cmd);
211 211
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 243421ce40d0..4aa6223c11be 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -23,17 +23,33 @@
23#include <asm/uaccess.h> 23#include <asm/uaccess.h>
24#include <asm/io.h> 24#include <asm/io.h>
25 25
26void ide_tf_dump(const char *s, struct ide_taskfile *tf) 26void ide_tf_readback(ide_drive_t *drive, struct ide_cmd *cmd)
27{
28 ide_hwif_t *hwif = drive->hwif;
29 const struct ide_tp_ops *tp_ops = hwif->tp_ops;
30
31 /* Be sure we're looking at the low order bytes */
32 tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS);
33
34 tp_ops->tf_read(drive, &cmd->tf, cmd->valid.in.tf);
35
36 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
37 tp_ops->write_devctl(hwif, ATA_HOB | ATA_DEVCTL_OBS);
38
39 tp_ops->tf_read(drive, &cmd->hob, cmd->valid.in.hob);
40 }
41}
42
43void ide_tf_dump(const char *s, struct ide_cmd *cmd)
27{ 44{
28#ifdef DEBUG 45#ifdef DEBUG
29 printk("%s: tf: feat 0x%02x nsect 0x%02x lbal 0x%02x " 46 printk("%s: tf: feat 0x%02x nsect 0x%02x lbal 0x%02x "
30 "lbam 0x%02x lbah 0x%02x dev 0x%02x cmd 0x%02x\n", 47 "lbam 0x%02x lbah 0x%02x dev 0x%02x cmd 0x%02x\n",
31 s, tf->feature, tf->nsect, tf->lbal, 48 s, cmd->tf.feature, cmd->tf.nsect,
32 tf->lbam, tf->lbah, tf->device, tf->command); 49 cmd->tf.lbal, cmd->tf.lbam, cmd->tf.lbah,
33 printk("%s: hob: nsect 0x%02x lbal 0x%02x " 50 cmd->tf.device, cmd->tf.command);
34 "lbam 0x%02x lbah 0x%02x\n", 51 printk("%s: hob: nsect 0x%02x lbal 0x%02x lbam 0x%02x lbah 0x%02x\n",
35 s, tf->hob_nsect, tf->hob_lbal, 52 s, cmd->hob.nsect, cmd->hob.lbal, cmd->hob.lbam, cmd->hob.lbah);
36 tf->hob_lbam, tf->hob_lbah);
37#endif 53#endif
38} 54}
39 55
@@ -47,7 +63,8 @@ int taskfile_lib_get_identify (ide_drive_t *drive, u8 *buf)
47 cmd.tf.command = ATA_CMD_ID_ATA; 63 cmd.tf.command = ATA_CMD_ID_ATA;
48 else 64 else
49 cmd.tf.command = ATA_CMD_ID_ATAPI; 65 cmd.tf.command = ATA_CMD_ID_ATAPI;
50 cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; 66 cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
67 cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE;
51 cmd.protocol = ATA_PROT_PIO; 68 cmd.protocol = ATA_PROT_PIO;
52 69
53 return ide_raw_taskfile(drive, &cmd, buf, 1); 70 return ide_raw_taskfile(drive, &cmd, buf, 1);
@@ -79,16 +96,27 @@ ide_startstop_t do_rw_taskfile(ide_drive_t *drive, struct ide_cmd *orig_cmd)
79 memcpy(cmd, orig_cmd, sizeof(*cmd)); 96 memcpy(cmd, orig_cmd, sizeof(*cmd));
80 97
81 if ((cmd->tf_flags & IDE_TFLAG_DMA_PIO_FALLBACK) == 0) { 98 if ((cmd->tf_flags & IDE_TFLAG_DMA_PIO_FALLBACK) == 0) {
82 ide_tf_dump(drive->name, tf); 99 ide_tf_dump(drive->name, cmd);
83 tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS); 100 tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS);
84 SELECT_MASK(drive, 0); 101 SELECT_MASK(drive, 0);
85 102
86 if (cmd->ftf_flags & IDE_FTFLAG_OUT_DATA) { 103 if (cmd->ftf_flags & IDE_FTFLAG_OUT_DATA) {
87 u8 data[2] = { tf->data, tf->hob_data }; 104 u8 data[2] = { cmd->tf.data, cmd->hob.data };
88 105
89 tp_ops->output_data(drive, cmd, data, 2); 106 tp_ops->output_data(drive, cmd, data, 2);
90 } 107 }
91 tp_ops->tf_load(drive, cmd); 108
109 if (cmd->valid.out.tf & IDE_VALID_DEVICE) {
110 u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ?
111 0xE0 : 0xEF;
112
113 if (!(cmd->ftf_flags & IDE_FTFLAG_FLAGGED))
114 cmd->tf.device &= HIHI;
115 cmd->tf.device |= drive->select;
116 }
117
118 tp_ops->tf_load(drive, &cmd->hob, cmd->valid.out.hob);
119 tp_ops->tf_load(drive, &cmd->tf, cmd->valid.out.tf);
92 } 120 }
93 121
94 switch (cmd->protocol) { 122 switch (cmd->protocol) {
@@ -489,16 +517,17 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg)
489 517
490 memset(&cmd, 0, sizeof(cmd)); 518 memset(&cmd, 0, sizeof(cmd));
491 519
492 memcpy(&cmd.tf_array[0], req_task->hob_ports, 520 memcpy(&cmd.hob, req_task->hob_ports, HDIO_DRIVE_HOB_HDR_SIZE - 2);
493 HDIO_DRIVE_HOB_HDR_SIZE - 2); 521 memcpy(&cmd.tf, req_task->io_ports, HDIO_DRIVE_TASK_HDR_SIZE);
494 memcpy(&cmd.tf_array[6], req_task->io_ports,
495 HDIO_DRIVE_TASK_HDR_SIZE);
496 522
497 cmd.tf_flags = IDE_TFLAG_IO_16BIT | IDE_TFLAG_DEVICE | 523 cmd.valid.out.tf = IDE_VALID_DEVICE;
498 IDE_TFLAG_IN_TF; 524 cmd.valid.in.tf = IDE_VALID_DEVICE | IDE_VALID_IN_TF;
525 cmd.tf_flags = IDE_TFLAG_IO_16BIT;
499 526
500 if (drive->dev_flags & IDE_DFLAG_LBA48) 527 if (drive->dev_flags & IDE_DFLAG_LBA48) {
501 cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_IN_HOB); 528 cmd.tf_flags |= IDE_TFLAG_LBA48;
529 cmd.valid.in.hob = IDE_VALID_IN_HOB;
530 }
502 531
503 if (req_task->out_flags.all) { 532 if (req_task->out_flags.all) {
504 cmd.ftf_flags |= IDE_FTFLAG_FLAGGED; 533 cmd.ftf_flags |= IDE_FTFLAG_FLAGGED;
@@ -507,28 +536,28 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg)
507 cmd.ftf_flags |= IDE_FTFLAG_OUT_DATA; 536 cmd.ftf_flags |= IDE_FTFLAG_OUT_DATA;
508 537
509 if (req_task->out_flags.b.nsector_hob) 538 if (req_task->out_flags.b.nsector_hob)
510 cmd.tf_flags |= IDE_TFLAG_OUT_HOB_NSECT; 539 cmd.valid.out.hob |= IDE_VALID_NSECT;
511 if (req_task->out_flags.b.sector_hob) 540 if (req_task->out_flags.b.sector_hob)
512 cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAL; 541 cmd.valid.out.hob |= IDE_VALID_LBAL;
513 if (req_task->out_flags.b.lcyl_hob) 542 if (req_task->out_flags.b.lcyl_hob)
514 cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAM; 543 cmd.valid.out.hob |= IDE_VALID_LBAM;
515 if (req_task->out_flags.b.hcyl_hob) 544 if (req_task->out_flags.b.hcyl_hob)
516 cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAH; 545 cmd.valid.out.hob |= IDE_VALID_LBAH;
517 546
518 if (req_task->out_flags.b.error_feature) 547 if (req_task->out_flags.b.error_feature)
519 cmd.tf_flags |= IDE_TFLAG_OUT_FEATURE; 548 cmd.valid.out.tf |= IDE_VALID_FEATURE;
520 if (req_task->out_flags.b.nsector) 549 if (req_task->out_flags.b.nsector)
521 cmd.tf_flags |= IDE_TFLAG_OUT_NSECT; 550 cmd.valid.out.tf |= IDE_VALID_NSECT;
522 if (req_task->out_flags.b.sector) 551 if (req_task->out_flags.b.sector)
523 cmd.tf_flags |= IDE_TFLAG_OUT_LBAL; 552 cmd.valid.out.tf |= IDE_VALID_LBAL;
524 if (req_task->out_flags.b.lcyl) 553 if (req_task->out_flags.b.lcyl)
525 cmd.tf_flags |= IDE_TFLAG_OUT_LBAM; 554 cmd.valid.out.tf |= IDE_VALID_LBAM;
526 if (req_task->out_flags.b.hcyl) 555 if (req_task->out_flags.b.hcyl)
527 cmd.tf_flags |= IDE_TFLAG_OUT_LBAH; 556 cmd.valid.out.tf |= IDE_VALID_LBAH;
528 } else { 557 } else {
529 cmd.tf_flags |= IDE_TFLAG_OUT_TF; 558 cmd.valid.out.tf |= IDE_VALID_OUT_TF;
530 if (cmd.tf_flags & IDE_TFLAG_LBA48) 559 if (cmd.tf_flags & IDE_TFLAG_LBA48)
531 cmd.tf_flags |= IDE_TFLAG_OUT_HOB; 560 cmd.valid.out.hob |= IDE_VALID_OUT_HOB;
532 } 561 }
533 562
534 if (req_task->in_flags.b.data) 563 if (req_task->in_flags.b.data)
@@ -594,7 +623,7 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg)
594 if (req_task->req_cmd == IDE_DRIVE_TASK_NO_DATA) 623 if (req_task->req_cmd == IDE_DRIVE_TASK_NO_DATA)
595 nsect = 0; 624 nsect = 0;
596 else if (!nsect) { 625 else if (!nsect) {
597 nsect = (cmd.tf.hob_nsect << 8) | cmd.tf.nsect; 626 nsect = (cmd.hob.nsect << 8) | cmd.tf.nsect;
598 627
599 if (!nsect) { 628 if (!nsect) {
600 printk(KERN_ERR "%s: in/out command without data\n", 629 printk(KERN_ERR "%s: in/out command without data\n",
@@ -606,10 +635,8 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg)
606 635
607 err = ide_raw_taskfile(drive, &cmd, data_buf, nsect); 636 err = ide_raw_taskfile(drive, &cmd, data_buf, nsect);
608 637
609 memcpy(req_task->hob_ports, &cmd.tf_array[0], 638 memcpy(req_task->hob_ports, &cmd.hob, HDIO_DRIVE_HOB_HDR_SIZE - 2);
610 HDIO_DRIVE_HOB_HDR_SIZE - 2); 639 memcpy(req_task->io_ports, &cmd.tf, HDIO_DRIVE_TASK_HDR_SIZE);
611 memcpy(req_task->io_ports, &cmd.tf_array[6],
612 HDIO_DRIVE_TASK_HDR_SIZE);
613 640
614 if ((cmd.ftf_flags & IDE_FTFLAG_SET_IN_FLAGS) && 641 if ((cmd.ftf_flags & IDE_FTFLAG_SET_IN_FLAGS) &&
615 req_task->in_flags.all == 0) { 642 req_task->in_flags.all == 0) {
diff --git a/drivers/ide/ns87415.c b/drivers/ide/ns87415.c
index 71a39fb3856f..95327a2c2422 100644
--- a/drivers/ide/ns87415.c
+++ b/drivers/ide/ns87415.c
@@ -61,41 +61,23 @@ static u8 superio_dma_sff_read_status(ide_hwif_t *hwif)
61 return superio_ide_inb(hwif->dma_base + ATA_DMA_STATUS); 61 return superio_ide_inb(hwif->dma_base + ATA_DMA_STATUS);
62} 62}
63 63
64static void superio_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) 64static void superio_tf_read(ide_drive_t *drive, struct ide_taskfile *tf,
65 u8 valid)
65{ 66{
66 struct ide_io_ports *io_ports = &drive->hwif->io_ports; 67 struct ide_io_ports *io_ports = &drive->hwif->io_ports;
67 struct ide_taskfile *tf = &cmd->tf;
68 68
69 /* be sure we're looking at the low order bits */ 69 if (valid & IDE_VALID_ERROR)
70 outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
71
72 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
73 tf->error = inb(io_ports->feature_addr); 70 tf->error = inb(io_ports->feature_addr);
74 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) 71 if (valid & IDE_VALID_NSECT)
75 tf->nsect = inb(io_ports->nsect_addr); 72 tf->nsect = inb(io_ports->nsect_addr);
76 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) 73 if (valid & IDE_VALID_LBAL)
77 tf->lbal = inb(io_ports->lbal_addr); 74 tf->lbal = inb(io_ports->lbal_addr);
78 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) 75 if (valid & IDE_VALID_LBAM)
79 tf->lbam = inb(io_ports->lbam_addr); 76 tf->lbam = inb(io_ports->lbam_addr);
80 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) 77 if (valid & IDE_VALID_LBAH)
81 tf->lbah = inb(io_ports->lbah_addr); 78 tf->lbah = inb(io_ports->lbah_addr);
82 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) 79 if (valid & IDE_VALID_DEVICE)
83 tf->device = superio_ide_inb(io_ports->device_addr); 80 tf->device = superio_ide_inb(io_ports->device_addr);
84
85 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
86 outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
87
88 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
89 tf->hob_error = inb(io_ports->feature_addr);
90 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
91 tf->hob_nsect = inb(io_ports->nsect_addr);
92 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
93 tf->hob_lbal = inb(io_ports->lbal_addr);
94 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
95 tf->hob_lbam = inb(io_ports->lbam_addr);
96 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
97 tf->hob_lbah = inb(io_ports->lbah_addr);
98 }
99} 81}
100 82
101static void ns87415_dev_select(ide_drive_t *drive); 83static void ns87415_dev_select(ide_drive_t *drive);
diff --git a/drivers/ide/q40ide.c b/drivers/ide/q40ide.c
index d007e7f66598..c79346679244 100644
--- a/drivers/ide/q40ide.c
+++ b/drivers/ide/q40ide.c
@@ -16,6 +16,8 @@
16#include <linux/blkdev.h> 16#include <linux/blkdev.h>
17#include <linux/ide.h> 17#include <linux/ide.h>
18 18
19#include <asm/ide.h>
20
19 /* 21 /*
20 * Bases of the IDE interfaces 22 * Bases of the IDE interfaces
21 */ 23 */
@@ -77,8 +79,10 @@ static void q40ide_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
77{ 79{
78 unsigned long data_addr = drive->hwif->io_ports.data_addr; 80 unsigned long data_addr = drive->hwif->io_ports.data_addr;
79 81
80 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) 82 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) {
81 return insw(data_addr, buf, (len + 1) / 2); 83 __ide_mm_insw(data_addr, buf, (len + 1) / 2);
84 return;
85 }
82 86
83 raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2); 87 raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2);
84} 88}
@@ -88,8 +92,10 @@ static void q40ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
88{ 92{
89 unsigned long data_addr = drive->hwif->io_ports.data_addr; 93 unsigned long data_addr = drive->hwif->io_ports.data_addr;
90 94
91 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) 95 if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) {
92 return outsw(data_addr, buf, (len + 1) / 2); 96 __ide_mm_outsw(data_addr, buf, (len + 1) / 2);
97 return;
98 }
93 99
94 raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2); 100 raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2);
95} 101}
diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c
index 6d8dbd9c10bc..5be41f25204f 100644
--- a/drivers/ide/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -337,7 +337,6 @@ static void scc_dma_start(ide_drive_t *drive)
337 337
338 /* start DMA */ 338 /* start DMA */
339 scc_ide_outb(dma_cmd | 1, hwif->dma_base); 339 scc_ide_outb(dma_cmd | 1, hwif->dma_base);
340 wmb();
341} 340}
342 341
343static int __scc_dma_end(ide_drive_t *drive) 342static int __scc_dma_end(ide_drive_t *drive)
@@ -354,7 +353,6 @@ static int __scc_dma_end(ide_drive_t *drive)
354 /* clear the INTR & ERROR bits */ 353 /* clear the INTR & ERROR bits */
355 scc_ide_outb(dma_stat | 6, hwif->dma_base + 4); 354 scc_ide_outb(dma_stat | 6, hwif->dma_base + 4);
356 /* verify good DMA status */ 355 /* verify good DMA status */
357 wmb();
358 return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0; 356 return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0;
359} 357}
360 358
@@ -647,77 +645,40 @@ static int __devinit init_setup_scc(struct pci_dev *dev,
647 return rc; 645 return rc;
648} 646}
649 647
650static void scc_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) 648static void scc_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid)
651{ 649{
652 struct ide_io_ports *io_ports = &drive->hwif->io_ports; 650 struct ide_io_ports *io_ports = &drive->hwif->io_ports;
653 struct ide_taskfile *tf = &cmd->tf; 651
654 u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; 652 if (valid & IDE_VALID_FEATURE)
655
656 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
657 HIHI = 0xFF;
658
659 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
660 scc_ide_outb(tf->hob_feature, io_ports->feature_addr);
661 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
662 scc_ide_outb(tf->hob_nsect, io_ports->nsect_addr);
663 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
664 scc_ide_outb(tf->hob_lbal, io_ports->lbal_addr);
665 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
666 scc_ide_outb(tf->hob_lbam, io_ports->lbam_addr);
667 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
668 scc_ide_outb(tf->hob_lbah, io_ports->lbah_addr);
669
670 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
671 scc_ide_outb(tf->feature, io_ports->feature_addr); 653 scc_ide_outb(tf->feature, io_ports->feature_addr);
672 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) 654 if (valid & IDE_VALID_NSECT)
673 scc_ide_outb(tf->nsect, io_ports->nsect_addr); 655 scc_ide_outb(tf->nsect, io_ports->nsect_addr);
674 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) 656 if (valid & IDE_VALID_LBAL)
675 scc_ide_outb(tf->lbal, io_ports->lbal_addr); 657 scc_ide_outb(tf->lbal, io_ports->lbal_addr);
676 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) 658 if (valid & IDE_VALID_LBAM)
677 scc_ide_outb(tf->lbam, io_ports->lbam_addr); 659 scc_ide_outb(tf->lbam, io_ports->lbam_addr);
678 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) 660 if (valid & IDE_VALID_LBAH)
679 scc_ide_outb(tf->lbah, io_ports->lbah_addr); 661 scc_ide_outb(tf->lbah, io_ports->lbah_addr);
680 662 if (valid & IDE_VALID_DEVICE)
681 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) 663 scc_ide_outb(tf->device, io_ports->device_addr);
682 scc_ide_outb((tf->device & HIHI) | drive->select,
683 io_ports->device_addr);
684} 664}
685 665
686static void scc_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) 666static void scc_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid)
687{ 667{
688 struct ide_io_ports *io_ports = &drive->hwif->io_ports; 668 struct ide_io_ports *io_ports = &drive->hwif->io_ports;
689 struct ide_taskfile *tf = &cmd->tf;
690
691 /* be sure we're looking at the low order bits */
692 scc_ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
693 669
694 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) 670 if (valid & IDE_VALID_ERROR)
695 tf->error = scc_ide_inb(io_ports->feature_addr); 671 tf->error = scc_ide_inb(io_ports->feature_addr);
696 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) 672 if (valid & IDE_VALID_NSECT)
697 tf->nsect = scc_ide_inb(io_ports->nsect_addr); 673 tf->nsect = scc_ide_inb(io_ports->nsect_addr);
698 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) 674 if (valid & IDE_VALID_LBAL)
699 tf->lbal = scc_ide_inb(io_ports->lbal_addr); 675 tf->lbal = scc_ide_inb(io_ports->lbal_addr);
700 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) 676 if (valid & IDE_VALID_LBAM)
701 tf->lbam = scc_ide_inb(io_ports->lbam_addr); 677 tf->lbam = scc_ide_inb(io_ports->lbam_addr);
702 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) 678 if (valid & IDE_VALID_LBAH)
703 tf->lbah = scc_ide_inb(io_ports->lbah_addr); 679 tf->lbah = scc_ide_inb(io_ports->lbah_addr);
704 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) 680 if (valid & IDE_VALID_DEVICE)
705 tf->device = scc_ide_inb(io_ports->device_addr); 681 tf->device = scc_ide_inb(io_ports->device_addr);
706
707 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
708 scc_ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
709
710 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
711 tf->hob_error = scc_ide_inb(io_ports->feature_addr);
712 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
713 tf->hob_nsect = scc_ide_inb(io_ports->nsect_addr);
714 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
715 tf->hob_lbal = scc_ide_inb(io_ports->lbal_addr);
716 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
717 tf->hob_lbam = scc_ide_inb(io_ports->lbam_addr);
718 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
719 tf->hob_lbah = scc_ide_inb(io_ports->lbah_addr);
720 }
721} 682}
722 683
723static void scc_input_data(ide_drive_t *drive, struct ide_cmd *cmd, 684static void scc_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c
index 4cb79c4c2604..e33d764e2945 100644
--- a/drivers/ide/tx4938ide.c
+++ b/drivers/ide/tx4938ide.c
@@ -72,91 +72,6 @@ static void tx4938ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
72#ifdef __BIG_ENDIAN 72#ifdef __BIG_ENDIAN
73 73
74/* custom iops (independent from SWAP_IO_SPACE) */ 74/* custom iops (independent from SWAP_IO_SPACE) */
75static u8 tx4938ide_inb(unsigned long port)
76{
77 return __raw_readb((void __iomem *)port);
78}
79
80static void tx4938ide_outb(u8 value, unsigned long port)
81{
82 __raw_writeb(value, (void __iomem *)port);
83}
84
85static void tx4938ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
86{
87 ide_hwif_t *hwif = drive->hwif;
88 struct ide_io_ports *io_ports = &hwif->io_ports;
89 struct ide_taskfile *tf = &cmd->tf;
90 u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
91
92 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
93 HIHI = 0xFF;
94
95 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
96 tx4938ide_outb(tf->hob_feature, io_ports->feature_addr);
97 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
98 tx4938ide_outb(tf->hob_nsect, io_ports->nsect_addr);
99 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
100 tx4938ide_outb(tf->hob_lbal, io_ports->lbal_addr);
101 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
102 tx4938ide_outb(tf->hob_lbam, io_ports->lbam_addr);
103 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
104 tx4938ide_outb(tf->hob_lbah, io_ports->lbah_addr);
105
106 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
107 tx4938ide_outb(tf->feature, io_ports->feature_addr);
108 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
109 tx4938ide_outb(tf->nsect, io_ports->nsect_addr);
110 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
111 tx4938ide_outb(tf->lbal, io_ports->lbal_addr);
112 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
113 tx4938ide_outb(tf->lbam, io_ports->lbam_addr);
114 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
115 tx4938ide_outb(tf->lbah, io_ports->lbah_addr);
116
117 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
118 tx4938ide_outb((tf->device & HIHI) | drive->select,
119 io_ports->device_addr);
120}
121
122static void tx4938ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
123{
124 ide_hwif_t *hwif = drive->hwif;
125 struct ide_io_ports *io_ports = &hwif->io_ports;
126 struct ide_taskfile *tf = &cmd->tf;
127
128 /* be sure we're looking at the low order bits */
129 tx4938ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
130
131 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
132 tf->error = tx4938ide_inb(io_ports->feature_addr);
133 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
134 tf->nsect = tx4938ide_inb(io_ports->nsect_addr);
135 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
136 tf->lbal = tx4938ide_inb(io_ports->lbal_addr);
137 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
138 tf->lbam = tx4938ide_inb(io_ports->lbam_addr);
139 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
140 tf->lbah = tx4938ide_inb(io_ports->lbah_addr);
141 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
142 tf->device = tx4938ide_inb(io_ports->device_addr);
143
144 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
145 tx4938ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
146
147 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
148 tf->hob_error = tx4938ide_inb(io_ports->feature_addr);
149 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
150 tf->hob_nsect = tx4938ide_inb(io_ports->nsect_addr);
151 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
152 tf->hob_lbal = tx4938ide_inb(io_ports->lbal_addr);
153 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
154 tf->hob_lbam = tx4938ide_inb(io_ports->lbam_addr);
155 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
156 tf->hob_lbah = tx4938ide_inb(io_ports->lbah_addr);
157 }
158}
159
160static void tx4938ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd, 75static void tx4938ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd,
161 void *buf, unsigned int len) 76 void *buf, unsigned int len)
162{ 77{
@@ -190,8 +105,8 @@ static const struct ide_tp_ops tx4938ide_tp_ops = {
190 .write_devctl = ide_write_devctl, 105 .write_devctl = ide_write_devctl,
191 106
192 .dev_select = ide_dev_select, 107 .dev_select = ide_dev_select,
193 .tf_load = tx4938ide_tf_load, 108 .tf_load = ide_tf_load,
194 .tf_read = tx4938ide_tf_read, 109 .tf_read = ide_tf_read,
195 110
196 .input_data = tx4938ide_input_data_swap, 111 .input_data = tx4938ide_input_data_swap,
197 .output_data = tx4938ide_output_data_swap, 112 .output_data = tx4938ide_output_data_swap,
diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c
index 0040a9a3e26e..564422d23976 100644
--- a/drivers/ide/tx4939ide.c
+++ b/drivers/ide/tx4939ide.c
@@ -327,15 +327,15 @@ static int tx4939ide_dma_end(ide_drive_t *drive)
327 /* read and clear the INTR & ERROR bits */ 327 /* read and clear the INTR & ERROR bits */
328 dma_stat = tx4939ide_clear_dma_status(base); 328 dma_stat = tx4939ide_clear_dma_status(base);
329 329
330 wmb(); 330#define CHECK_DMA_MASK (ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR)
331 331
332 /* verify good DMA status */ 332 /* verify good DMA status */
333 if ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) == 0 && 333 if ((dma_stat & CHECK_DMA_MASK) == 0 &&
334 (ctl & (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) == 334 (ctl & (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) ==
335 (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) 335 (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST))
336 /* INT_IDE lost... bug? */ 336 /* INT_IDE lost... bug? */
337 return 0; 337 return 0;
338 return ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) != 338 return ((dma_stat & CHECK_DMA_MASK) !=
339 ATA_DMA_INTR) ? 0x10 | dma_stat : 0; 339 ATA_DMA_INTR) ? 0x10 | dma_stat : 0;
340} 340}
341 341
@@ -434,97 +434,19 @@ static void tx4939ide_tf_load_fixup(ide_drive_t *drive)
434 tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl); 434 tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl);
435} 435}
436 436
437#ifdef __BIG_ENDIAN 437static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_taskfile *tf,
438 438 u8 valid)
439/* custom iops (independent from SWAP_IO_SPACE) */
440static u8 tx4939ide_inb(unsigned long port)
441{ 439{
442 return __raw_readb((void __iomem *)port); 440 ide_tf_load(drive, tf, valid);
443}
444 441
445static void tx4939ide_outb(u8 value, unsigned long port) 442 if (valid & IDE_VALID_DEVICE)
446{
447 __raw_writeb(value, (void __iomem *)port);
448}
449
450static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
451{
452 ide_hwif_t *hwif = drive->hwif;
453 struct ide_io_ports *io_ports = &hwif->io_ports;
454 struct ide_taskfile *tf = &cmd->tf;
455 u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF;
456
457 if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
458 HIHI = 0xFF;
459
460 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
461 tx4939ide_outb(tf->hob_feature, io_ports->feature_addr);
462 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
463 tx4939ide_outb(tf->hob_nsect, io_ports->nsect_addr);
464 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
465 tx4939ide_outb(tf->hob_lbal, io_ports->lbal_addr);
466 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
467 tx4939ide_outb(tf->hob_lbam, io_ports->lbam_addr);
468 if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
469 tx4939ide_outb(tf->hob_lbah, io_ports->lbah_addr);
470
471 if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
472 tx4939ide_outb(tf->feature, io_ports->feature_addr);
473 if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
474 tx4939ide_outb(tf->nsect, io_ports->nsect_addr);
475 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
476 tx4939ide_outb(tf->lbal, io_ports->lbal_addr);
477 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
478 tx4939ide_outb(tf->lbam, io_ports->lbam_addr);
479 if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
480 tx4939ide_outb(tf->lbah, io_ports->lbah_addr);
481
482 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) {
483 tx4939ide_outb((tf->device & HIHI) | drive->select,
484 io_ports->device_addr);
485 tx4939ide_tf_load_fixup(drive); 443 tx4939ide_tf_load_fixup(drive);
486 }
487} 444}
488 445
489static void tx4939ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) 446#ifdef __BIG_ENDIAN
490{
491 ide_hwif_t *hwif = drive->hwif;
492 struct ide_io_ports *io_ports = &hwif->io_ports;
493 struct ide_taskfile *tf = &cmd->tf;
494
495 /* be sure we're looking at the low order bits */
496 tx4939ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
497
498 if (cmd->tf_flags & IDE_TFLAG_IN_ERROR)
499 tf->error = tx4939ide_inb(io_ports->feature_addr);
500 if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
501 tf->nsect = tx4939ide_inb(io_ports->nsect_addr);
502 if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
503 tf->lbal = tx4939ide_inb(io_ports->lbal_addr);
504 if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
505 tf->lbam = tx4939ide_inb(io_ports->lbam_addr);
506 if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
507 tf->lbah = tx4939ide_inb(io_ports->lbah_addr);
508 if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
509 tf->device = tx4939ide_inb(io_ports->device_addr);
510
511 if (cmd->tf_flags & IDE_TFLAG_LBA48) {
512 tx4939ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
513
514 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR)
515 tf->hob_error = tx4939ide_inb(io_ports->feature_addr);
516 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
517 tf->hob_nsect = tx4939ide_inb(io_ports->nsect_addr);
518 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
519 tf->hob_lbal = tx4939ide_inb(io_ports->lbal_addr);
520 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
521 tf->hob_lbam = tx4939ide_inb(io_ports->lbam_addr);
522 if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
523 tf->hob_lbah = tx4939ide_inb(io_ports->lbah_addr);
524 }
525}
526 447
527static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq, 448/* custom iops (independent from SWAP_IO_SPACE) */
449static void tx4939ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd,
528 void *buf, unsigned int len) 450 void *buf, unsigned int len)
529{ 451{
530 unsigned long port = drive->hwif->io_ports.data_addr; 452 unsigned long port = drive->hwif->io_ports.data_addr;
@@ -536,7 +458,7 @@ static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq,
536 __ide_flush_dcache_range((unsigned long)buf, roundup(len, 2)); 458 __ide_flush_dcache_range((unsigned long)buf, roundup(len, 2));
537} 459}
538 460
539static void tx4939ide_output_data_swap(ide_drive_t *drive, struct request *rq, 461static void tx4939ide_output_data_swap(ide_drive_t *drive, struct ide_cmd *cmd,
540 void *buf, unsigned int len) 462 void *buf, unsigned int len)
541{ 463{
542 unsigned long port = drive->hwif->io_ports.data_addr; 464 unsigned long port = drive->hwif->io_ports.data_addr;
@@ -558,7 +480,7 @@ static const struct ide_tp_ops tx4939ide_tp_ops = {
558 480
559 .dev_select = ide_dev_select, 481 .dev_select = ide_dev_select,
560 .tf_load = tx4939ide_tf_load, 482 .tf_load = tx4939ide_tf_load,
561 .tf_read = tx4939ide_tf_read, 483 .tf_read = ide_tf_read,
562 484
563 .input_data = tx4939ide_input_data_swap, 485 .input_data = tx4939ide_input_data_swap,
564 .output_data = tx4939ide_output_data_swap, 486 .output_data = tx4939ide_output_data_swap,
@@ -566,14 +488,6 @@ static const struct ide_tp_ops tx4939ide_tp_ops = {
566 488
567#else /* __LITTLE_ENDIAN */ 489#else /* __LITTLE_ENDIAN */
568 490
569static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
570{
571 ide_tf_load(drive, cmd);
572
573 if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
574 tx4939ide_tf_load_fixup(drive);
575}
576
577static const struct ide_tp_ops tx4939ide_tp_ops = { 491static const struct ide_tp_ops tx4939ide_tp_ops = {
578 .exec_command = ide_exec_command, 492 .exec_command = ide_exec_command,
579 .read_status = ide_read_status, 493 .read_status = ide_read_status,
diff --git a/include/linux/ide.h b/include/linux/ide.h
index a5d26f66ef78..ff65fffb078f 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -240,65 +240,38 @@ typedef enum {
240} ide_startstop_t; 240} ide_startstop_t;
241 241
242enum { 242enum {
243 IDE_VALID_ERROR = (1 << 1),
244 IDE_VALID_FEATURE = IDE_VALID_ERROR,
245 IDE_VALID_NSECT = (1 << 2),
246 IDE_VALID_LBAL = (1 << 3),
247 IDE_VALID_LBAM = (1 << 4),
248 IDE_VALID_LBAH = (1 << 5),
249 IDE_VALID_DEVICE = (1 << 6),
250 IDE_VALID_LBA = IDE_VALID_LBAL |
251 IDE_VALID_LBAM |
252 IDE_VALID_LBAH,
253 IDE_VALID_OUT_TF = IDE_VALID_FEATURE |
254 IDE_VALID_NSECT |
255 IDE_VALID_LBA,
256 IDE_VALID_IN_TF = IDE_VALID_NSECT |
257 IDE_VALID_LBA,
258 IDE_VALID_OUT_HOB = IDE_VALID_OUT_TF,
259 IDE_VALID_IN_HOB = IDE_VALID_ERROR |
260 IDE_VALID_NSECT |
261 IDE_VALID_LBA,
262};
263
264enum {
243 IDE_TFLAG_LBA48 = (1 << 0), 265 IDE_TFLAG_LBA48 = (1 << 0),
244 IDE_TFLAG_OUT_HOB_FEATURE = (1 << 1), 266 IDE_TFLAG_WRITE = (1 << 1),
245 IDE_TFLAG_OUT_HOB_NSECT = (1 << 2), 267 IDE_TFLAG_CUSTOM_HANDLER = (1 << 2),
246 IDE_TFLAG_OUT_HOB_LBAL = (1 << 3), 268 IDE_TFLAG_DMA_PIO_FALLBACK = (1 << 3),
247 IDE_TFLAG_OUT_HOB_LBAM = (1 << 4),
248 IDE_TFLAG_OUT_HOB_LBAH = (1 << 5),
249 IDE_TFLAG_OUT_HOB = IDE_TFLAG_OUT_HOB_FEATURE |
250 IDE_TFLAG_OUT_HOB_NSECT |
251 IDE_TFLAG_OUT_HOB_LBAL |
252 IDE_TFLAG_OUT_HOB_LBAM |
253 IDE_TFLAG_OUT_HOB_LBAH,
254 IDE_TFLAG_OUT_FEATURE = (1 << 6),
255 IDE_TFLAG_OUT_NSECT = (1 << 7),
256 IDE_TFLAG_OUT_LBAL = (1 << 8),
257 IDE_TFLAG_OUT_LBAM = (1 << 9),
258 IDE_TFLAG_OUT_LBAH = (1 << 10),
259 IDE_TFLAG_OUT_TF = IDE_TFLAG_OUT_FEATURE |
260 IDE_TFLAG_OUT_NSECT |
261 IDE_TFLAG_OUT_LBAL |
262 IDE_TFLAG_OUT_LBAM |
263 IDE_TFLAG_OUT_LBAH,
264 IDE_TFLAG_OUT_DEVICE = (1 << 11),
265 IDE_TFLAG_WRITE = (1 << 12),
266 IDE_TFLAG_CUSTOM_HANDLER = (1 << 13),
267 IDE_TFLAG_DMA_PIO_FALLBACK = (1 << 14),
268 IDE_TFLAG_IN_HOB_ERROR = (1 << 15),
269 IDE_TFLAG_IN_HOB_NSECT = (1 << 16),
270 IDE_TFLAG_IN_HOB_LBAL = (1 << 17),
271 IDE_TFLAG_IN_HOB_LBAM = (1 << 18),
272 IDE_TFLAG_IN_HOB_LBAH = (1 << 19),
273 IDE_TFLAG_IN_HOB_LBA = IDE_TFLAG_IN_HOB_LBAL |
274 IDE_TFLAG_IN_HOB_LBAM |
275 IDE_TFLAG_IN_HOB_LBAH,
276 IDE_TFLAG_IN_HOB = IDE_TFLAG_IN_HOB_ERROR |
277 IDE_TFLAG_IN_HOB_NSECT |
278 IDE_TFLAG_IN_HOB_LBA,
279 IDE_TFLAG_IN_ERROR = (1 << 20),
280 IDE_TFLAG_IN_NSECT = (1 << 21),
281 IDE_TFLAG_IN_LBAL = (1 << 22),
282 IDE_TFLAG_IN_LBAM = (1 << 23),
283 IDE_TFLAG_IN_LBAH = (1 << 24),
284 IDE_TFLAG_IN_LBA = IDE_TFLAG_IN_LBAL |
285 IDE_TFLAG_IN_LBAM |
286 IDE_TFLAG_IN_LBAH,
287 IDE_TFLAG_IN_TF = IDE_TFLAG_IN_NSECT |
288 IDE_TFLAG_IN_LBA,
289 IDE_TFLAG_IN_DEVICE = (1 << 25),
290 IDE_TFLAG_HOB = IDE_TFLAG_OUT_HOB |
291 IDE_TFLAG_IN_HOB,
292 IDE_TFLAG_TF = IDE_TFLAG_OUT_TF |
293 IDE_TFLAG_IN_TF,
294 IDE_TFLAG_DEVICE = IDE_TFLAG_OUT_DEVICE |
295 IDE_TFLAG_IN_DEVICE,
296 /* force 16-bit I/O operations */ 269 /* force 16-bit I/O operations */
297 IDE_TFLAG_IO_16BIT = (1 << 26), 270 IDE_TFLAG_IO_16BIT = (1 << 4),
298 /* struct ide_cmd was allocated using kmalloc() */ 271 /* struct ide_cmd was allocated using kmalloc() */
299 IDE_TFLAG_DYN = (1 << 27), 272 IDE_TFLAG_DYN = (1 << 5),
300 IDE_TFLAG_FS = (1 << 28), 273 IDE_TFLAG_FS = (1 << 6),
301 IDE_TFLAG_MULTI_PIO = (1 << 29), 274 IDE_TFLAG_MULTI_PIO = (1 << 7),
302}; 275};
303 276
304enum { 277enum {
@@ -309,45 +282,34 @@ enum {
309}; 282};
310 283
311struct ide_taskfile { 284struct ide_taskfile {
312 u8 hob_data; /* 0: high data byte (for TASKFILE IOCTL) */ 285 u8 data; /* 0: data byte (for TASKFILE ioctl) */
313 /* 1-5: additional data to support LBA48 */ 286 union { /* 1: */
314 union { 287 u8 error; /* read: error */
315 u8 hob_error; /* read: error */ 288 u8 feature; /* write: feature */
316 u8 hob_feature; /* write: feature */
317 };
318
319 u8 hob_nsect;
320 u8 hob_lbal;
321 u8 hob_lbam;
322 u8 hob_lbah;
323
324 u8 data; /* 6: low data byte (for TASKFILE IOCTL) */
325
326 union { /*  7: */
327 u8 error; /* read: error */
328 u8 feature; /* write: feature */
329 }; 289 };
330 290 u8 nsect; /* 2: number of sectors */
331 u8 nsect; /* 8: number of sectors */ 291 u8 lbal; /* 3: LBA low */
332 u8 lbal; /* 9: LBA low */ 292 u8 lbam; /* 4: LBA mid */
333 u8 lbam; /* 10: LBA mid */ 293 u8 lbah; /* 5: LBA high */
334 u8 lbah; /* 11: LBA high */ 294 u8 device; /* 6: device select */
335 295 union { /* 7: */
336 u8 device; /* 12: device select */ 296 u8 status; /* read: status */
337
338 union { /* 13: */
339 u8 status; /*  read: status  */
340 u8 command; /* write: command */ 297 u8 command; /* write: command */
341 }; 298 };
342}; 299};
343 300
344struct ide_cmd { 301struct ide_cmd {
345 union { 302 struct ide_taskfile tf;
346 struct ide_taskfile tf; 303 struct ide_taskfile hob;
347 u8 tf_array[14]; 304 struct {
348 }; 305 struct {
306 u8 tf;
307 u8 hob;
308 } out, in;
309 } valid;
310
311 u8 tf_flags;
349 u8 ftf_flags; /* for TASKFILE ioctl */ 312 u8 ftf_flags; /* for TASKFILE ioctl */
350 u32 tf_flags;
351 int protocol; 313 int protocol;
352 314
353 int sg_nents; /* number of sg entries */ 315 int sg_nents; /* number of sg entries */
@@ -662,8 +624,8 @@ struct ide_tp_ops {
662 void (*write_devctl)(struct hwif_s *, u8); 624 void (*write_devctl)(struct hwif_s *, u8);
663 625
664 void (*dev_select)(ide_drive_t *); 626 void (*dev_select)(ide_drive_t *);
665 void (*tf_load)(ide_drive_t *, struct ide_cmd *); 627 void (*tf_load)(ide_drive_t *, struct ide_taskfile *, u8);
666 void (*tf_read)(ide_drive_t *, struct ide_cmd *); 628 void (*tf_read)(ide_drive_t *, struct ide_taskfile *, u8);
667 629
668 void (*input_data)(ide_drive_t *, struct ide_cmd *, 630 void (*input_data)(ide_drive_t *, struct ide_cmd *,
669 void *, unsigned int); 631 void *, unsigned int);
@@ -1162,7 +1124,8 @@ extern int ide_devset_execute(ide_drive_t *drive,
1162void ide_complete_cmd(ide_drive_t *, struct ide_cmd *, u8, u8); 1124void ide_complete_cmd(ide_drive_t *, struct ide_cmd *, u8, u8);
1163int ide_complete_rq(ide_drive_t *, int, unsigned int); 1125int ide_complete_rq(ide_drive_t *, int, unsigned int);
1164 1126
1165void ide_tf_dump(const char *, struct ide_taskfile *); 1127void ide_tf_readback(ide_drive_t *drive, struct ide_cmd *cmd);
1128void ide_tf_dump(const char *, struct ide_cmd *);
1166 1129
1167void ide_exec_command(ide_hwif_t *, u8); 1130void ide_exec_command(ide_hwif_t *, u8);
1168u8 ide_read_status(ide_hwif_t *); 1131u8 ide_read_status(ide_hwif_t *);
@@ -1170,8 +1133,8 @@ u8 ide_read_altstatus(ide_hwif_t *);
1170void ide_write_devctl(ide_hwif_t *, u8); 1133void ide_write_devctl(ide_hwif_t *, u8);
1171 1134
1172void ide_dev_select(ide_drive_t *); 1135void ide_dev_select(ide_drive_t *);
1173void ide_tf_load(ide_drive_t *, struct ide_cmd *); 1136void ide_tf_load(ide_drive_t *, struct ide_taskfile *, u8);
1174void ide_tf_read(ide_drive_t *, struct ide_cmd *); 1137void ide_tf_read(ide_drive_t *, struct ide_taskfile *, u8);
1175 1138
1176void ide_input_data(ide_drive_t *, struct ide_cmd *, void *, unsigned int); 1139void ide_input_data(ide_drive_t *, struct ide_cmd *, void *, unsigned int);
1177void ide_output_data(ide_drive_t *, struct ide_cmd *, void *, unsigned int); 1140void ide_output_data(ide_drive_t *, struct ide_cmd *, void *, unsigned int);
@@ -1529,7 +1492,7 @@ static inline void ide_set_hwifdata (ide_hwif_t * hwif, void *data)
1529 1492
1530extern void ide_toggle_bounce(ide_drive_t *drive, int on); 1493extern void ide_toggle_bounce(ide_drive_t *drive, int on);
1531 1494
1532u64 ide_get_lba_addr(struct ide_taskfile *, int); 1495u64 ide_get_lba_addr(struct ide_cmd *, int);
1533u8 ide_dump_status(ide_drive_t *, const char *, u8); 1496u8 ide_dump_status(ide_drive_t *, const char *, u8);
1534 1497
1535struct ide_timing { 1498struct ide_timing {
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-20 11:17:03 -0500