diff options
| -rw-r--r-- | drivers/ide/ide-disk.c | 4 | ||||
| -rw-r--r-- | drivers/ide/ide-floppy.c | 2 | ||||
| -rw-r--r-- | drivers/ide/ide-io.c | 6 | ||||
| -rw-r--r-- | drivers/ide/ide-taskfile.c | 32 | ||||
| -rw-r--r-- | include/linux/ide.h | 4 |
5 files changed, 24 insertions, 24 deletions
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 4b32c4eb7b82..ca934c8a1289 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c | |||
| @@ -152,7 +152,7 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq, | |||
| 152 | cmd.rq = rq; | 152 | cmd.rq = rq; |
| 153 | 153 | ||
| 154 | if (dma == 0) { | 154 | if (dma == 0) { |
| 155 | ide_init_sg_cmd(&cmd, nsectors); | 155 | ide_init_sg_cmd(&cmd, nsectors << 9); |
| 156 | ide_map_sg(drive, &cmd); | 156 | ide_map_sg(drive, &cmd); |
| 157 | } | 157 | } |
| 158 | 158 | ||
| @@ -162,7 +162,7 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq, | |||
| 162 | /* fallback to PIO */ | 162 | /* fallback to PIO */ |
| 163 | cmd.tf_flags |= IDE_TFLAG_DMA_PIO_FALLBACK; | 163 | cmd.tf_flags |= IDE_TFLAG_DMA_PIO_FALLBACK; |
| 164 | ide_tf_set_cmd(drive, &cmd, 0); | 164 | ide_tf_set_cmd(drive, &cmd, 0); |
| 165 | ide_init_sg_cmd(&cmd, nsectors); | 165 | ide_init_sg_cmd(&cmd, nsectors << 9); |
| 166 | rc = do_rw_taskfile(drive, &cmd); | 166 | rc = do_rw_taskfile(drive, &cmd); |
| 167 | } | 167 | } |
| 168 | 168 | ||
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index f3ed5de3141b..7ae662334835 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c | |||
| @@ -294,7 +294,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive, | |||
| 294 | cmd.rq = rq; | 294 | cmd.rq = rq; |
| 295 | 295 | ||
| 296 | if (blk_fs_request(rq) || pc->req_xfer) { | 296 | if (blk_fs_request(rq) || pc->req_xfer) { |
| 297 | ide_init_sg_cmd(&cmd, rq->nr_sectors); | 297 | ide_init_sg_cmd(&cmd, rq->nr_sectors << 9); |
| 298 | ide_map_sg(drive, &cmd); | 298 | ide_map_sg(drive, &cmd); |
| 299 | } | 299 | } |
| 300 | 300 | ||
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index b4901b690c9a..1adc5e2e7fb3 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c | |||
| @@ -245,9 +245,9 @@ void ide_map_sg(ide_drive_t *drive, struct ide_cmd *cmd) | |||
| 245 | } | 245 | } |
| 246 | EXPORT_SYMBOL_GPL(ide_map_sg); | 246 | EXPORT_SYMBOL_GPL(ide_map_sg); |
| 247 | 247 | ||
| 248 | void ide_init_sg_cmd(struct ide_cmd *cmd, int nsect) | 248 | void ide_init_sg_cmd(struct ide_cmd *cmd, unsigned int nr_bytes) |
| 249 | { | 249 | { |
| 250 | cmd->nsect = cmd->nleft = nsect; | 250 | cmd->nbytes = cmd->nleft = nr_bytes; |
| 251 | cmd->cursg_ofs = 0; | 251 | cmd->cursg_ofs = 0; |
| 252 | cmd->cursg = NULL; | 252 | cmd->cursg = NULL; |
| 253 | } | 253 | } |
| @@ -272,7 +272,7 @@ static ide_startstop_t execute_drive_cmd (ide_drive_t *drive, | |||
| 272 | 272 | ||
| 273 | if (cmd) { | 273 | if (cmd) { |
| 274 | if (cmd->protocol == ATA_PROT_PIO) { | 274 | if (cmd->protocol == ATA_PROT_PIO) { |
| 275 | ide_init_sg_cmd(cmd, rq->nr_sectors); | 275 | ide_init_sg_cmd(cmd, rq->nr_sectors << 9); |
| 276 | ide_map_sg(drive, cmd); | 276 | ide_map_sg(drive, cmd); |
| 277 | } | 277 | } |
| 278 | 278 | ||
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 329fd6f13f79..84532be97c00 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c | |||
| @@ -188,8 +188,8 @@ static u8 wait_drive_not_busy(ide_drive_t *drive) | |||
| 188 | return stat; | 188 | return stat; |
| 189 | } | 189 | } |
| 190 | 190 | ||
| 191 | static void ide_pio_sector(ide_drive_t *drive, struct ide_cmd *cmd, | 191 | static void ide_pio_bytes(ide_drive_t *drive, struct ide_cmd *cmd, |
| 192 | unsigned int write) | 192 | unsigned int write, unsigned int nr_bytes) |
| 193 | { | 193 | { |
| 194 | ide_hwif_t *hwif = drive->hwif; | 194 | ide_hwif_t *hwif = drive->hwif; |
| 195 | struct scatterlist *sg = hwif->sg_table; | 195 | struct scatterlist *sg = hwif->sg_table; |
| @@ -208,7 +208,7 @@ static void ide_pio_sector(ide_drive_t *drive, struct ide_cmd *cmd, | |||
| 208 | } | 208 | } |
| 209 | 209 | ||
| 210 | page = sg_page(cursg); | 210 | page = sg_page(cursg); |
| 211 | offset = cursg->offset + cmd->cursg_ofs * SECTOR_SIZE; | 211 | offset = cursg->offset + cmd->cursg_ofs; |
| 212 | 212 | ||
| 213 | /* get the current page and offset */ | 213 | /* get the current page and offset */ |
| 214 | page = nth_page(page, (offset >> PAGE_SHIFT)); | 214 | page = nth_page(page, (offset >> PAGE_SHIFT)); |
| @@ -219,19 +219,19 @@ static void ide_pio_sector(ide_drive_t *drive, struct ide_cmd *cmd, | |||
| 219 | #endif | 219 | #endif |
| 220 | buf = kmap_atomic(page, KM_BIO_SRC_IRQ) + offset; | 220 | buf = kmap_atomic(page, KM_BIO_SRC_IRQ) + offset; |
| 221 | 221 | ||
| 222 | cmd->nleft--; | 222 | cmd->nleft -= nr_bytes; |
| 223 | cmd->cursg_ofs++; | 223 | cmd->cursg_ofs += nr_bytes; |
| 224 | 224 | ||
| 225 | if ((cmd->cursg_ofs * SECTOR_SIZE) == cursg->length) { | 225 | if (cmd->cursg_ofs == cursg->length) { |
| 226 | cmd->cursg = sg_next(cmd->cursg); | 226 | cmd->cursg = sg_next(cmd->cursg); |
| 227 | cmd->cursg_ofs = 0; | 227 | cmd->cursg_ofs = 0; |
| 228 | } | 228 | } |
| 229 | 229 | ||
| 230 | /* do the actual data transfer */ | 230 | /* do the actual data transfer */ |
| 231 | if (write) | 231 | if (write) |
| 232 | hwif->tp_ops->output_data(drive, cmd, buf, SECTOR_SIZE); | 232 | hwif->tp_ops->output_data(drive, cmd, buf, nr_bytes); |
| 233 | else | 233 | else |
| 234 | hwif->tp_ops->input_data(drive, cmd, buf, SECTOR_SIZE); | 234 | hwif->tp_ops->input_data(drive, cmd, buf, nr_bytes); |
| 235 | 235 | ||
| 236 | kunmap_atomic(buf, KM_BIO_SRC_IRQ); | 236 | kunmap_atomic(buf, KM_BIO_SRC_IRQ); |
| 237 | #ifdef CONFIG_HIGHMEM | 237 | #ifdef CONFIG_HIGHMEM |
| @@ -244,9 +244,9 @@ static void ide_pio_multi(ide_drive_t *drive, struct ide_cmd *cmd, | |||
| 244 | { | 244 | { |
| 245 | unsigned int nsect; | 245 | unsigned int nsect; |
| 246 | 246 | ||
| 247 | nsect = min_t(unsigned int, cmd->nleft, drive->mult_count); | 247 | nsect = min_t(unsigned int, cmd->nleft >> 9, drive->mult_count); |
| 248 | while (nsect--) | 248 | while (nsect--) |
| 249 | ide_pio_sector(drive, cmd, write); | 249 | ide_pio_bytes(drive, cmd, write, SECTOR_SIZE); |
| 250 | } | 250 | } |
| 251 | 251 | ||
| 252 | static void ide_pio_datablock(ide_drive_t *drive, struct ide_cmd *cmd, | 252 | static void ide_pio_datablock(ide_drive_t *drive, struct ide_cmd *cmd, |
| @@ -265,7 +265,7 @@ static void ide_pio_datablock(ide_drive_t *drive, struct ide_cmd *cmd, | |||
| 265 | if (cmd->tf_flags & IDE_TFLAG_MULTI_PIO) | 265 | if (cmd->tf_flags & IDE_TFLAG_MULTI_PIO) |
| 266 | ide_pio_multi(drive, cmd, write); | 266 | ide_pio_multi(drive, cmd, write); |
| 267 | else | 267 | else |
| 268 | ide_pio_sector(drive, cmd, write); | 268 | ide_pio_bytes(drive, cmd, write, SECTOR_SIZE); |
| 269 | 269 | ||
| 270 | drive->io_32bit = saved_io_32bit; | 270 | drive->io_32bit = saved_io_32bit; |
| 271 | } | 271 | } |
| @@ -273,18 +273,18 @@ static void ide_pio_datablock(ide_drive_t *drive, struct ide_cmd *cmd, | |||
| 273 | static void ide_error_cmd(ide_drive_t *drive, struct ide_cmd *cmd) | 273 | static void ide_error_cmd(ide_drive_t *drive, struct ide_cmd *cmd) |
| 274 | { | 274 | { |
| 275 | if (cmd->tf_flags & IDE_TFLAG_FS) { | 275 | if (cmd->tf_flags & IDE_TFLAG_FS) { |
| 276 | int sectors = cmd->nsect - cmd->nleft; | 276 | int nr_bytes = cmd->nbytes - cmd->nleft; |
| 277 | 277 | ||
| 278 | if (cmd->protocol == ATA_PROT_PIO && | 278 | if (cmd->protocol == ATA_PROT_PIO && |
| 279 | ((cmd->tf_flags & IDE_TFLAG_WRITE) || cmd->nleft == 0)) { | 279 | ((cmd->tf_flags & IDE_TFLAG_WRITE) || cmd->nleft == 0)) { |
| 280 | if (cmd->tf_flags & IDE_TFLAG_MULTI_PIO) | 280 | if (cmd->tf_flags & IDE_TFLAG_MULTI_PIO) |
| 281 | sectors -= drive->mult_count; | 281 | nr_bytes -= drive->mult_count << 9; |
| 282 | else | 282 | else |
| 283 | sectors--; | 283 | nr_bytes -= SECTOR_SIZE; |
| 284 | } | 284 | } |
| 285 | 285 | ||
| 286 | if (sectors > 0) | 286 | if (nr_bytes > 0) |
| 287 | ide_complete_rq(drive, 0, sectors << 9); | 287 | ide_complete_rq(drive, 0, nr_bytes); |
| 288 | } | 288 | } |
| 289 | } | 289 | } |
| 290 | 290 | ||
diff --git a/include/linux/ide.h b/include/linux/ide.h index 2d0c7afd5e58..d5d832271f44 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h | |||
| @@ -350,7 +350,7 @@ struct ide_cmd { | |||
| 350 | int orig_sg_nents; | 350 | int orig_sg_nents; |
| 351 | int sg_dma_direction; /* DMA transfer direction */ | 351 | int sg_dma_direction; /* DMA transfer direction */ |
| 352 | 352 | ||
| 353 | unsigned int nsect; | 353 | unsigned int nbytes; |
| 354 | unsigned int nleft; | 354 | unsigned int nleft; |
| 355 | struct scatterlist *cursg; | 355 | struct scatterlist *cursg; |
| 356 | unsigned int cursg_ofs; | 356 | unsigned int cursg_ofs; |
| @@ -1409,7 +1409,7 @@ int ide_pci_resume(struct pci_dev *); | |||
| 1409 | #endif | 1409 | #endif |
| 1410 | 1410 | ||
| 1411 | void ide_map_sg(ide_drive_t *, struct ide_cmd *); | 1411 | void ide_map_sg(ide_drive_t *, struct ide_cmd *); |
| 1412 | void ide_init_sg_cmd(struct ide_cmd *, int); | 1412 | void ide_init_sg_cmd(struct ide_cmd *, unsigned int); |
| 1413 | 1413 | ||
| 1414 | #define BAD_DMA_DRIVE 0 | 1414 | #define BAD_DMA_DRIVE 0 |
| 1415 | #define GOOD_DMA_DRIVE 1 | 1415 | #define GOOD_DMA_DRIVE 1 |
