[PATCH 21/40] ide-{floppy,tape}: PC_FLAG_DMA_RECOMMENDED -> PC_FLAG_DMA_OK

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From: Bartlomiej Zolnierkiewicz
Date: Sunday, May 18, 2008 - 11:57 am

* Use PC_FLAG_DMA_OK flag instead of PC_FLAG_DMA_RECOMMENDED one.

* Remove no longer used PC_FLAG_DMA_RECOMMENDED flag.

There should be no functional changes caused by this patch.

Cc: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ide/ide-floppy.c |    6 +++---
 drivers/ide/ide-tape.c   |    6 +++---
 include/linux/ide.h      |    9 ++++-----
 3 files changed, 10 insertions(+), 11 deletions(-)

Index: b/drivers/ide/ide-floppy.c
===================================================================
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -630,7 +630,7 @@ static ide_startstop_t idefloppy_issue_p
 	}
 	dma = 0;
 
-	if ((pc->flags & PC_FLAG_DMA_RECOMMENDED) && drive->using_dma)
+	if ((pc->flags & PC_FLAG_DMA_OK) && drive->using_dma)
 		dma = !hwif->dma_ops->dma_setup(drive);
 
 	ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_DEVICE, bcount, dma);
@@ -755,7 +755,7 @@ static void idefloppy_create_rw_cmd(idef
 		pc->flags |= PC_FLAG_WRITING;
 	pc->buf = NULL;
 	pc->req_xfer = pc->buf_size = blocks * floppy->block_size;
-	pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+	pc->flags |= PC_FLAG_DMA_OK;
 }
 
 static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
@@ -769,7 +769,7 @@ static void idefloppy_blockpc_cmd(ideflo
 		pc->flags |= PC_FLAG_WRITING;
 	pc->buf = rq->data;
 	if (rq->bio)
-		pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+		pc->flags |= PC_FLAG_DMA_OK;
 	/*
 	 * possibly problematic, doesn't look like ide-floppy correctly
 	 * handled scattered requests if dma fails...
Index: b/drivers/ide/ide-tape.c
===================================================================
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1050,7 +1050,7 @@ static ide_startstop_t idetape_issue_pc(
 		pc->flags &= ~PC_FLAG_DMA_ERROR;
 		ide_dma_off(drive);
 	}
-	if ((pc->flags & PC_FLAG_DMA_RECOMMENDED) && drive->using_dma)
+	if ((pc->flags & PC_FLAG_DMA_OK) && drive->using_dma)
 		dma_ok = !hwif->dma_ops->dma_setup(drive);
 
 	ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_DEVICE, bcount, dma_ok);
@@ -1138,7 +1138,7 @@ static void idetape_create_read_cmd(idet
 	pc->buf_size = length * tape->blk_size;
 	pc->req_xfer = pc->buf_size;
 	if (pc->req_xfer == tape->buffer_size)
-		pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+		pc->flags |= PC_FLAG_DMA_OK;
 }
 
 static void idetape_create_write_cmd(idetape_tape_t *tape,
@@ -1157,7 +1157,7 @@ static void idetape_create_write_cmd(ide
 	pc->buf_size = length * tape->blk_size;
 	pc->req_xfer = pc->buf_size;
 	if (pc->req_xfer == tape->buffer_size)
-		pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+		pc->flags |= PC_FLAG_DMA_OK;
 }
 
 static ide_startstop_t idetape_do_request(ide_drive_t *drive,
Index: b/include/linux/ide.h
===================================================================
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -587,12 +587,11 @@ enum {
 	PC_FLAG_SUPPRESS_ERROR		= (1 << 1),
 	PC_FLAG_WAIT_FOR_DSC		= (1 << 2),
 	PC_FLAG_DMA_OK			= (1 << 3),
-	PC_FLAG_DMA_RECOMMENDED		= (1 << 4),
-	PC_FLAG_DMA_IN_PROGRESS		= (1 << 5),
-	PC_FLAG_DMA_ERROR		= (1 << 6),
-	PC_FLAG_WRITING			= (1 << 7),
+	PC_FLAG_DMA_IN_PROGRESS		= (1 << 4),
+	PC_FLAG_DMA_ERROR		= (1 << 5),
+	PC_FLAG_WRITING			= (1 << 6),
 	/* command timed out */
-	PC_FLAG_TIMEDOUT		= (1 << 8),
+	PC_FLAG_TIMEDOUT		= (1 << 7),
 };
 
 struct ide_atapi_pc {
--
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Messages in current thread:
[PATCH 00/40] ide: generic ATAPI support, Bartlomiej Zolnierki ..., (Sun May 18, 11:54 am)
[PATCH 01/40] ide-scsi: fix race in idescsi_transfer_pc(), Bartlomiej Zolnierki ..., (Sun May 18, 11:54 am)
[PATCH 02/40] ide-scsi: fix DRQ checking for DMA transfers ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:54 am)
[PATCH 03/40] ide-scsi: fix handling of DMA errors in ides ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:54 am)
[PATCH 04/40] ide-scsi: fix Interrupt Reason checking in i ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 05/40] ide-scsi: merge idescsi_input_buffers() and ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 06/40] ide-scsi: remove superfluous BUG_ON() from i ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 07/40] ide-scsi: add debug_log() macro, Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 08/40] ide-tape: idetape_pc_intr() should use local ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 09/40] ide-tape: remove superfluous error message f ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 10/40] ide-tape: remove superfluous warning message ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:55 am)
[PATCH 11/40] ide-tape: remove unneeded CONFIG_BLK_DEV_IDE ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 12/40] ide-tape: remove stale comments from idetape ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 13/40] ide-tape: remove SIMULATE_ERRORS debug code, Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 14/40] ide-floppy: merge idefloppy_transfer_pc() an ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 15/40] ide-{floppy,tape,scsi}: log device name inst ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 16/40] ide-tape: make idetape_retry_pc() void, Bartlomiej Zolnierki ..., (Sun May 18, 11:56 am)
[PATCH 17/40] ide-tape: merge callbacks, Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 18/40] ide-tape: make pc-&gt;idetape_callback void, Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 19/40] ide-floppy: merge callbacks, Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 20/40] ide-{floppy,tape}: merge pc-&gt;idefloppy_callb ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 21/40] ide-{floppy,tape}: PC_FLAG_DMA_RECOMMENDED - ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 22/40] ide-floppy: start DMA engine in idefloppy_tr ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 23/40] ide-tape: set PC_FLAG_DMA_IN_PROGRESS flag i ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:57 am)
[PATCH 24/40] ide-tape: factor out waiting for good ireaso ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 25/40] ide: add PC_FLAG_ZIP_DRIVE pc flag, Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 26/40] ide-{cd,floppy,tape}: remove checking for dr ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 27/40] ide-scsi: set drive-&gt;scsi flag for devices h ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 28/40] ide: add ide_transfer_pc() helper, Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 29/40] ide-scsi: move idescsi_map_sg() call out fro ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 30/40] ide: add PC_FLAG_DRQ_INTERRUPT pc flag, Bartlomiej Zolnierki ..., (Sun May 18, 11:58 am)
[PATCH 31/40] ide: add ide_issue_pc() helper, Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 32/40] ide-{floppy,tape}: move checking of -&gt;failed ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 33/40] ide-tape: factor out DSC handling from ideta ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 34/40] ide-tape: add ide_tape_io_buffers() helper, Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 35/40] ide-tape: always log debug info in idetape_p ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 36/40] ide-floppy: add more debugging to idefloppy_ ..., Bartlomiej Zolnierki ..., (Sun May 18, 11:59 am)
[PATCH 37/40] ide-scsi: use pc-&gt;callback, Bartlomiej Zolnierki ..., (Sun May 18, 12:00 pm)
[PATCH 38/40] ide-scsi: add more debugging to idescsi_pc_i ..., Bartlomiej Zolnierki ..., (Sun May 18, 12:00 pm)
[PATCH 39/40] ide-{floppy,scsi}: read Status Register befo ..., Bartlomiej Zolnierki ..., (Sun May 18, 12:00 pm)
[PATCH 40/40] ide: add ide_pc_intr() helper, Bartlomiej Zolnierki ..., (Sun May 18, 12:00 pm)
Re: [PATCH 04/40] ide-scsi: fix Interrupt Reason checking ..., Borislav Petkov, (Sun May 18, 10:10 pm)
Re: [PATCH 00/40] ide: generic ATAPI support, Borislav Petkov, (Thu May 22, 12:43 am)
Re: [PATCH 00/40] ide: generic ATAPI support, Bartlomiej Zolnierki ..., (Sun May 25, 6:23 am)
Re: [PATCH 04/40] ide-scsi: fix Interrupt Reason checking ..., Bartlomiej Zolnierki ..., (Tue May 27, 11:30 am)
Re: [PATCH 14/40] ide-floppy: merge idefloppy_transfer_pc( ..., Bartlomiej Zolnierki ..., (Tue May 27, 11:57 am)
Re: [PATCH 22/40] ide-floppy: start DMA engine in ideflopp ..., Bartlomiej Zolnierki ..., (Tue May 27, 11:58 am)
Re: [PATCH 14/40] ide-floppy: merge idefloppy_transfer_pc( ..., Bartlomiej Zolnierki ..., (Thu May 29, 4:01 pm)