linux-kernel - 16-bit operation of PATA

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Message-ID: <m33a4obx5a.fsf@intrepid.localdomain>
Date:	Sun, 08 Nov 2009 21:05:05 +0100
From:	Krzysztof Halasa <khc@...waw.pl>
To:	linux-ide@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>
Subject: 16-bit operation of PATA_CS5536?

I wonder why isn't the PATA CS5536 driver using 32-bit ops.

Does the following make any sense?
It seems to work on my IXP425-based router.

Signed-off-by: Krzysztof Hałasa <khc@...waw.pl>

--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -232,7 +232,7 @@ static struct scsi_host_template cs5536_sht = {
 };

 static struct ata_port_operations cs5536_port_ops = {
-	.inherits		= &ata_bmdma_port_ops,
+	.inherits		= &ata_bmdma32_port_ops,
 	.cable_detect		= cs5536_cable_detect,
 	.set_piomode		= cs5536_set_piomode,
 	.set_dmamode		= cs5536_set_dmamode,
--
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