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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-07-15 23:22:02 +0400 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-07-15 23:22:02 +0400 |
| commit | cdca5c1f3b769eb2cdfc9cadc254cb74ba73c7d6 (patch) | |
| tree | 3fb425069ab22632d5497e558d2864e444a2fa0d /drivers | |
| parent | c6b2d260b5a7a5ed32aa2ce370d81183fc37eeb1 (diff) | |
| download | linux-cdca5c1f3b769eb2cdfc9cadc254cb74ba73c7d6.tar.xz | |
ide-scsi: add more debugging to idescsi_pc_intr()
Add more debugging to idescsi_pc_intr() to match ide-tape's
idetape_pc_intr().
While at it:
* Correct the first debug message.
This is a preparation for adding generic ide_pc_intr() helper.
Cc: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/ide-scsi.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c index c0b39b9e5c14..ec9a5de2e75e 100644 --- a/drivers/scsi/ide-scsi.c +++ b/drivers/scsi/ide-scsi.c @@ -364,7 +364,7 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive) u16 bcount; u8 stat, ireason; - debug_log("Reached %s interrupt handler\n", __func__); + debug_log("Enter %s - interrupt handler\n", __func__); if (pc->flags & PC_FLAG_TIMEDOUT) { pc->callback(drive); @@ -383,10 +383,16 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive) if ((stat & DRQ_STAT) == 0) { /* No more interrupts */ + debug_log("Packet command completed, %d bytes transferred\n", + pc->xferred); pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS; local_irq_enable_in_hardirq(); - if ((stat & ERR_STAT) || (pc->flags & PC_FLAG_DMA_ERROR)) + if ((stat & ERR_STAT) || (pc->flags & PC_FLAG_DMA_ERROR)) { + /* Error detected */ + debug_log("%s: I/O error\n", drive->name); + rq->errors++; + } pc->callback(drive); return ide_stopped; } @@ -457,6 +463,9 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive) pc->xferred += bcount; pc->cur_pos += bcount; + debug_log("[cmd %x] transferred %d bytes on that intr.\n", + pc->c[0], bcount); + /* And set the interrupt handler again */ ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry); return ide_started; |