ide-tape: set PC_FLAG_DMA_IN_PROGRESS flag in idetape_transfer_pc()
Set PC_FLAG_DMA_IN_PROGRESS flag in idetape_transfer_pc() instead of idetape_issue_pc() to match the other ATAPI device drivers. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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1 changed files with 6 additions and 4 deletions
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@ -984,8 +984,10 @@ static ide_startstop_t idetape_transfer_pc(ide_drive_t *drive)
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ide_set_handler(drive, &idetape_pc_intr, IDETAPE_WAIT_CMD, NULL);
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/* Begin DMA, if necessary */
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if (pc->flags & PC_FLAG_DMA_IN_PROGRESS)
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if (pc->flags & PC_FLAG_DMA_OK) {
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pc->flags |= PC_FLAG_DMA_IN_PROGRESS;
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hwif->dma_ops->dma_start(drive);
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}
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/* Send the actual packet */
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hwif->output_data(drive, NULL, pc->c, 12);
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@ -1053,11 +1055,11 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive,
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if ((pc->flags & PC_FLAG_DMA_OK) && drive->using_dma)
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dma_ok = !hwif->dma_ops->dma_setup(drive);
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if (!dma_ok)
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pc->flags &= ~PC_FLAG_DMA_OK;
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ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_DEVICE, bcount, dma_ok);
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if (dma_ok)
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/* Will begin DMA later */
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pc->flags |= PC_FLAG_DMA_IN_PROGRESS;
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if (test_bit(IDETAPE_FLAG_DRQ_INTERRUPT, &tape->flags)) {
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ide_execute_command(drive, WIN_PACKETCMD, &idetape_transfer_pc,
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IDETAPE_WAIT_CMD, NULL);
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