ide-floppy: add more debugging to idefloppy_pc_intr()
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Tue, 15 Jul 2008 19:22:02 +0000 (21:22 +0200)
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Tue, 15 Jul 2008 19:22:02 +0000 (21:22 +0200)
Add more debugging to idefloppy_pc_intr() to match ide-tape's
idetape_pc_intr().

While at it:

* Correct the first debug message.

* Log device name with "DMA finished" 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>
drivers/ide/ide-floppy.c

index b1d6905fd8ea2e77122cc2b492e81d6101910de1..502ef9dcc5b9da25fcbafc3f45e1bf7439eff146 100644 (file)
@@ -397,7 +397,7 @@ static ide_startstop_t idefloppy_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_DMA_IN_PROGRESS) {
                dma_error = hwif->dma_ops->dma_end(drive);
@@ -409,7 +409,7 @@ static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive)
                        pc->xferred = pc->req_xfer;
                        idefloppy_update_buffers(drive, pc);
                }
-               debug_log("DMA finished\n");
+               debug_log("%s: DMA finished\n", drive->name);
        }
 
        /* Clear the interrupt */
@@ -432,6 +432,9 @@ static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive)
                                                " command\n", drive->name);
                                return ide_do_reset(drive);
                        }
+
+                       debug_log("[cmd %x]: check condition\n", pc->c[0]);
+
                        /* Retry operation */
                        idefloppy_retry_pc(drive);
                        /* queued, but not started */
@@ -505,6 +508,9 @@ static ide_startstop_t idefloppy_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, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL);
        return ide_started;