linux-kernel - [PATCH] libata: Use new id_to_dma_mode function to tidy reporting in more drivers (minimally tested)

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Date:	Tue, 20 Feb 2007 18:15:03 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	jgarzik@...ox.com, akpm@...l.org, linux-kernel@...r.kernel.org
Subject: [PATCH] libata: Use new id_to_dma_mode function to tidy reporting
 in more drivers (minimally tested)

Signed-off-by: Alan Cox <alan@...hat.com>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.20-mm2/drivers/ata/pata_it821x.c linux-2.6.20-mm2/drivers/ata/pata_it821x.c
--- linux.vanilla-2.6.20-mm2/drivers/ata/pata_it821x.c	2007-02-20 13:37:58.000000000 +0000
+++ linux-2.6.20-mm2/drivers/ata/pata_it821x.c	2007-02-20 14:22:10.000000000 +0000
@@ -503,10 +503,12 @@
 			/* We do need the right mode information for DMA or PIO
 			   and this comes from the current configuration flags */
 			if (dma_enabled & (1 << (5 + i))) {
+				ata_dev_printk(dev, KERN_INFO, "configured for DMA\n");
 				dev->xfer_mode = XFER_MW_DMA_0;
 				dev->xfer_shift = ATA_SHIFT_MWDMA;
 				dev->flags &= ~ATA_DFLAG_PIO;
 			} else {
+				ata_dev_printk(dev, KERN_INFO, "configured for PIO\n");
 				dev->xfer_mode = XFER_PIO_0;
 				dev->xfer_shift = ATA_SHIFT_PIO;
 				dev->flags |= ATA_DFLAG_PIO;
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.20-mm2/drivers/ata/ata_generic.c linux-2.6.20-mm2/drivers/ata/ata_generic.c
--- linux.vanilla-2.6.20-mm2/drivers/ata/ata_generic.c	2007-02-20 13:37:58.000000000 +0000
+++ linux-2.6.20-mm2/drivers/ata/ata_generic.c	2007-02-20 13:42:50.000000000 +0000
@@ -90,10 +90,10 @@
 			/* We do need the right mode information for DMA or PIO
 			   and this comes from the current configuration flags */
 			if (dma_enabled & (1 << (5 + i))) {
-				dev->xfer_mode = XFER_MW_DMA_0;
-				dev->xfer_shift = ATA_SHIFT_MWDMA;
+				ata_id_to_dma_mode(dev, XFER_MW_DMA_0);
 				dev->flags &= ~ATA_DFLAG_PIO;
 			} else {
+				ata_dev_printk(dev, KERN_INFO, "configured for PIO\n");
 				dev->xfer_mode = XFER_PIO_0;
 				dev->xfer_shift = ATA_SHIFT_PIO;
 				dev->flags |= ATA_DFLAG_PIO;
-
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