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authorBoaz Harrosh <bharrosh@panasas.com>2007-06-20 13:53:23 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-07-10 08:03:34 +0200
commite654bc4393e85e326993256d80b9710a4d6411ff (patch)
treebf30413fd62f778e4c9abd8bc92e7a399ac37e53 /drivers/acorn
parent9cff3b383dad193b0762c27278a16237e10b53dc (diff)
[PATCH] fix request->cmd == INT cases
- I have unearthed very old bugs in stale drivers that still used request->cmd as a READ|WRITE int - This patch is maybe a proof that these drivers have not been used for a long time. Should they be removed completely? Drivers that currently do not work for sure: drivers/acorn/block/fd1772.c | 2 +- drivers/acorn/block/mfmhd.c | 8 ++++---- drivers/cdrom/aztcd.c | 2 +- drivers/cdrom/cm206.c | 2 +- drivers/cdrom/gscd.c | 2 +- drivers/cdrom/mcdx.c | 2 +- drivers/cdrom/optcd.c | 2 +- drivers/cdrom/sjcd.c | 2 +- Drivers with cosmetic fixes only: b/drivers/block/amiflop.c b/drivers/block/nbd.c b/drivers/ide/legacy/hd.c Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/acorn')
-rw-r--r--drivers/acorn/block/fd1772.c2
-rw-r--r--drivers/acorn/block/mfmhd.c13
2 files changed, 4 insertions, 11 deletions
diff --git a/drivers/acorn/block/fd1772.c b/drivers/acorn/block/fd1772.c
index 674bf81c6e66..423ed08fb6f7 100644
--- a/drivers/acorn/block/fd1772.c
+++ b/drivers/acorn/block/fd1772.c
@@ -1246,7 +1246,7 @@ repeat:
del_timer(&motor_off_timer);
ReqCnt = 0;
- ReqCmd = CURRENT->cmd;
+ ReqCmd = rq_data_dir(CURRENT);
ReqBlock = CURRENT->sector;
ReqBuffer = CURRENT->buffer;
setup_req_params(drive);
diff --git a/drivers/acorn/block/mfmhd.c b/drivers/acorn/block/mfmhd.c
index 689a4c3542ba..d85520f78e68 100644
--- a/drivers/acorn/block/mfmhd.c
+++ b/drivers/acorn/block/mfmhd.c
@@ -439,7 +439,7 @@ static void mfm_rw_intr(void)
a choice of command end or some data which is ready to be collected */
/* I think we have to transfer data while the interrupt line is on and its
not any other type of interrupt */
- if (CURRENT->cmd == WRITE) {
+ if (rq_data_dir(CURRENT) == WRITE) {
extern void hdc63463_writedma(void);
if ((hdc63463_dataleft <= 0) && (!(mfm_status & STAT_CED))) {
printk("mfm_rw_intr: Apparent DMA write request when no more to DMA\n");
@@ -799,7 +799,7 @@ static void issue_request(unsigned int block, unsigned int nsect,
raw_cmd.head = start_head;
raw_cmd.cylinder = track / p->heads;
raw_cmd.cmdtype = CURRENT->cmd;
- raw_cmd.cmdcode = CURRENT->cmd == WRITE ? CMD_WD : CMD_RD;
+ raw_cmd.cmdcode = rq_data_dir(CURRENT) == WRITE ? CMD_WD : CMD_RD;
raw_cmd.cmddata[0] = dev + 1; /* DAG: +1 to get US */
raw_cmd.cmddata[1] = raw_cmd.head;
raw_cmd.cmddata[2] = raw_cmd.cylinder >> 8;
@@ -830,7 +830,7 @@ static void issue_request(unsigned int block, unsigned int nsect,
hdc63463_dataleft = nsect * 256; /* Better way? */
DBG("mfm%c: %sing: CHS=%d/%d/%d, sectors=%d, buffer=0x%08lx (%p)\n",
- raw_cmd.dev + 'a', (CURRENT->cmd == READ) ? "read" : "writ",
+ raw_cmd.dev + 'a', rq_data_dir(CURRENT) == READ ? "read" : "writ",
raw_cmd.cylinder,
raw_cmd.head,
raw_cmd.sector, nsect, (unsigned long) Copy_buffer, CURRENT);
@@ -917,13 +917,6 @@ static void mfm_request(void)
DBG("mfm_request: block after offset=%d\n", block);
- if (CURRENT->cmd != READ && CURRENT->cmd != WRITE) {
- printk("unknown mfm-command %d\n", CURRENT->cmd);
- end_request(CURRENT, 0);
- Busy = 0;
- printk("mfm: continue 4\n");
- continue;
- }
issue_request(block, nsect, CURRENT);
break;