linux-kernel - [PATCH] pata

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Message-ID: <20061115161713.06a7972c@localhost.localdomain>
Date:	Wed, 15 Nov 2006 16:17:13 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	akpm@...l.org, linux-kernel@...r.kernel.org, jgarzik@...ox.com
Subject: [PATCH] pata_hpt366

More enablebits

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

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.19-rc5-mm2/drivers/ata/pata_hpt366.c linux-2.6.19-rc5-mm2/drivers/ata/pata_hpt366.c
--- linux.vanilla-2.6.19-rc5-mm2/drivers/ata/pata_hpt366.c	2006-11-15 13:26:00.000000000 +0000
+++ linux-2.6.19-rc5-mm2/drivers/ata/pata_hpt366.c	2006-11-15 13:51:13.000000000 +0000
@@ -27,7 +27,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME	"pata_hpt366"
-#define DRV_VERSION	"0.5"
+#define DRV_VERSION	"0.5.1"
 
 struct hpt_clock {
 	u8	xfer_speed;
@@ -222,9 +222,17 @@
 
 static int hpt36x_pre_reset(struct ata_port *ap)
 {
+	static const struct pci_bits hpt36x_enable_bits[] = {
+		{ 0x50, 1, 0x04, 0x04 },
+		{ 0x54, 1, 0x04, 0x04 }
+	};
+
 	u8 ata66;
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 
+	if (!pci_test_config_bits(pdev, &hpt36x_enable_bits[ap->port_no]))
+		return -ENOENT;
+		
 	pci_read_config_byte(pdev, 0x5A, &ata66);
 	if (ata66 & (1 << ap->port_no))
 		ap->cbl = ATA_CBL_PATA40;
-
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