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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 20:30:26 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 20:30:26 -0400
commit8ab68ab420d5fc084b8cdd76a72df72c5e1cdb5d (patch)
tree6aef86d06a5eda99f09ac00c1af4084c2d49d2ac /drivers/scsi/ide-scsi.c
parentf05c463be51898e745c4aa8245b05e25d73fa975 (diff)
parent7b255436df0543856faaae4704034fe83bc20717 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (35 commits) siimage: coding style cleanup (take 2) ide-cd: clean up cdrom_analyze_sense_data() ide-cd: fix test unsigned var < 0 ide: add TSSTcorp CDDVDW SH-S202H to ivb_list[] piix: add Asus Eee 701 controller to short cable list ARM: always select HAVE_IDE remove the broken ETRAX_IDE driver ide: remove ->dma_prdtable field from ide_hwif_t ide: remove ->dma_vendor{1,3} fields from ide_hwif_t scc_pata: add ->dma_host_set and ->dma_start methods ide: skip "VLB sync" if host uses MMIO ide: add ide_pad_transfer() helper ide: remove ->INW and ->OUTW methods ide: use IDE I/O helpers directly in ide_tf_{load,read}() ns87415: add ->tf_read method scc_pata: add ->tf_{load,read} methods ide-h8300: add ->tf_{load,read} methods ide-cris: add ->tf_{load,read} methods ide: add ->tf_load and ->tf_read methods ide: move ide_tf_{load,read} to ide-iops.c ...
Diffstat (limited to 'drivers/scsi/ide-scsi.c')
-rw-r--r--drivers/scsi/ide-scsi.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 32553639aded..44d8d5163a1a 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -134,6 +134,7 @@ static inline idescsi_scsi_t *drive_to_idescsi(ide_drive_t *ide_drive)
134static void idescsi_input_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, 134static void idescsi_input_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
135 unsigned int bcount) 135 unsigned int bcount)
136{ 136{
137 ide_hwif_t *hwif = drive->hwif;
137 int count; 138 int count;
138 char *buf; 139 char *buf;
139 140
@@ -145,14 +146,12 @@ static void idescsi_input_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
145 local_irq_save(flags); 146 local_irq_save(flags);
146 buf = kmap_atomic(sg_page(pc->sg), KM_IRQ0) + 147 buf = kmap_atomic(sg_page(pc->sg), KM_IRQ0) +
147 pc->sg->offset; 148 pc->sg->offset;
148 drive->hwif->atapi_input_bytes(drive, 149 hwif->input_data(drive, NULL, buf + pc->b_count, count);
149 buf + pc->b_count, count);
150 kunmap_atomic(buf - pc->sg->offset, KM_IRQ0); 150 kunmap_atomic(buf - pc->sg->offset, KM_IRQ0);
151 local_irq_restore(flags); 151 local_irq_restore(flags);
152 } else { 152 } else {
153 buf = sg_virt(pc->sg); 153 buf = sg_virt(pc->sg);
154 drive->hwif->atapi_input_bytes(drive, 154 hwif->input_data(drive, NULL, buf + pc->b_count, count);
155 buf + pc->b_count, count);
156 } 155 }
157 bcount -= count; pc->b_count += count; 156 bcount -= count; pc->b_count += count;
158 if (pc->b_count == pc->sg->length) { 157 if (pc->b_count == pc->sg->length) {
@@ -165,13 +164,14 @@ static void idescsi_input_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
165 164
166 if (bcount) { 165 if (bcount) {
167 printk (KERN_ERR "ide-scsi: scatter gather table too small, discarding data\n"); 166 printk (KERN_ERR "ide-scsi: scatter gather table too small, discarding data\n");
168 ide_atapi_discard_data(drive, bcount); 167 ide_pad_transfer(drive, 0, bcount);
169 } 168 }
170} 169}
171 170
172static void idescsi_output_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, 171static void idescsi_output_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
173 unsigned int bcount) 172 unsigned int bcount)
174{ 173{
174 ide_hwif_t *hwif = drive->hwif;
175 int count; 175 int count;
176 char *buf; 176 char *buf;
177 177
@@ -183,14 +183,12 @@ static void idescsi_output_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
183 local_irq_save(flags); 183 local_irq_save(flags);
184 buf = kmap_atomic(sg_page(pc->sg), KM_IRQ0) + 184 buf = kmap_atomic(sg_page(pc->sg), KM_IRQ0) +
185 pc->sg->offset; 185 pc->sg->offset;
186 drive->hwif->atapi_output_bytes(drive, 186 hwif->output_data(drive, NULL, buf + pc->b_count, count);
187 buf + pc->b_count, count);
188 kunmap_atomic(buf - pc->sg->offset, KM_IRQ0); 187 kunmap_atomic(buf - pc->sg->offset, KM_IRQ0);
189 local_irq_restore(flags); 188 local_irq_restore(flags);
190 } else { 189 } else {
191 buf = sg_virt(pc->sg); 190 buf = sg_virt(pc->sg);
192 drive->hwif->atapi_output_bytes(drive, 191 hwif->output_data(drive, NULL, buf + pc->b_count, count);
193 buf + pc->b_count, count);
194 } 192 }
195 bcount -= count; pc->b_count += count; 193 bcount -= count; pc->b_count += count;
196 if (pc->b_count == pc->sg->length) { 194 if (pc->b_count == pc->sg->length) {
@@ -203,7 +201,7 @@ static void idescsi_output_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
203 201
204 if (bcount) { 202 if (bcount) {
205 printk (KERN_ERR "ide-scsi: scatter gather table too small, padding with zeros\n"); 203 printk (KERN_ERR "ide-scsi: scatter gather table too small, padding with zeros\n");
206 ide_atapi_write_zeros(drive, bcount); 204 ide_pad_transfer(drive, 1, bcount);
207 } 205 }
208} 206}
209 207
@@ -258,7 +256,8 @@ idescsi_atapi_error(ide_drive_t *drive, struct request *rq, u8 stat, u8 err)
258 256
259 if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT)) 257 if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
260 /* force an abort */ 258 /* force an abort */
261 hwif->OUTB(WIN_IDLEIMMEDIATE, hwif->io_ports.command_addr); 259 hwif->OUTBSYNC(drive, WIN_IDLEIMMEDIATE,
260 hwif->io_ports.command_addr);
262 261
263 rq->errors++; 262 rq->errors++;
264 263
@@ -431,14 +430,15 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
431 idescsi_input_buffers(drive, pc, 430 idescsi_input_buffers(drive, pc,
432 temp); 431 temp);
433 else 432 else
434 drive->hwif->atapi_input_bytes(drive, pc->cur_pos, temp); 433 hwif->input_data(drive, NULL,
434 pc->cur_pos, temp);
435 printk(KERN_ERR "ide-scsi: transferred" 435 printk(KERN_ERR "ide-scsi: transferred"
436 " %d of %d bytes\n", 436 " %d of %d bytes\n",
437 temp, bcount); 437 temp, bcount);
438 } 438 }
439 pc->xferred += temp; 439 pc->xferred += temp;
440 pc->cur_pos += temp; 440 pc->cur_pos += temp;
441 ide_atapi_discard_data(drive, bcount - temp); 441 ide_pad_transfer(drive, 0, bcount - temp);
442 ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry); 442 ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry);
443 return ide_started; 443 return ide_started;
444 } 444 }
@@ -452,15 +452,13 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
452 if (pc->sg) 452 if (pc->sg)
453 idescsi_input_buffers(drive, pc, bcount); 453 idescsi_input_buffers(drive, pc, bcount);
454 else 454 else
455 hwif->atapi_input_bytes(drive, pc->cur_pos, 455 hwif->input_data(drive, NULL, pc->cur_pos, bcount);
456 bcount);
457 } else { 456 } else {
458 pc->flags |= PC_FLAG_WRITING; 457 pc->flags |= PC_FLAG_WRITING;
459 if (pc->sg) 458 if (pc->sg)
460 idescsi_output_buffers(drive, pc, bcount); 459 idescsi_output_buffers(drive, pc, bcount);
461 else 460 else
462 hwif->atapi_output_bytes(drive, pc->cur_pos, 461 hwif->output_data(drive, NULL, pc->cur_pos, bcount);
463 bcount);
464 } 462 }
465 /* Update the current position */ 463 /* Update the current position */
466 pc->xferred += bcount; 464 pc->xferred += bcount;
@@ -493,8 +491,10 @@ static ide_startstop_t idescsi_transfer_pc(ide_drive_t *drive)
493 BUG_ON(HWGROUP(drive)->handler != NULL); 491 BUG_ON(HWGROUP(drive)->handler != NULL);
494 /* Set the interrupt routine */ 492 /* Set the interrupt routine */
495 ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry); 493 ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry);
494
496 /* Send the actual packet */ 495 /* Send the actual packet */
497 drive->hwif->atapi_output_bytes(drive, scsi->pc->c, 12); 496 hwif->output_data(drive, NULL, scsi->pc->c, 12);
497
498 if (pc->flags & PC_FLAG_DMA_OK) { 498 if (pc->flags & PC_FLAG_DMA_OK) {
499 pc->flags |= PC_FLAG_DMA_IN_PROGRESS; 499 pc->flags |= PC_FLAG_DMA_IN_PROGRESS;
500 hwif->dma_ops->dma_start(drive); 500 hwif->dma_ops->dma_start(drive);
@@ -574,7 +574,7 @@ static ide_startstop_t idescsi_issue_pc(ide_drive_t *drive,
574 return ide_started; 574 return ide_started;
575 } else { 575 } else {
576 /* Issue the packet command */ 576 /* Issue the packet command */
577 hwif->OUTB(WIN_PACKETCMD, hwif->io_ports.command_addr); 577 ide_execute_pkt_cmd(drive);
578 return idescsi_transfer_pc(drive); 578 return idescsi_transfer_pc(drive);
579 } 579 }
580} 580}