[loongson-PATCH-v1 24/27] fixup for FUJITSU disk

[wuzhangjin]

From: Wu Zhangjin <wuzhangjin@xxxxxxxxx>

This is originally from the to-mips branch from
http://dev.lemote.com/code/linux_loongson

Signed-off-by: Wu Zhangjin <wuzhangjin@xxxxxxxxx>
---
 drivers/ide/amd74xx.c |   19 +++++++++++++++++++
 1 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/drivers/ide/amd74xx.c b/drivers/ide/amd74xx.c
index 77267c8..8f488b8 100644
--- a/drivers/ide/amd74xx.c
+++ b/drivers/ide/amd74xx.c
@@ -23,6 +23,11 @@
 
 #define DRV_NAME "amd74xx"
 
+static const char *am74xx_quirk_drives[] = {
+	"FUJITSU MHZ2160BH G2",
+	NULL
+};
+
 enum {
 	AMD_IDE_CONFIG		= 0x41,
 	AMD_CABLE_DETECT	= 0x42,
@@ -112,6 +117,19 @@ static void amd_set_pio_mode(ide_drive_t *drive, const u8 pio)
 	amd_set_drive(drive, XFER_PIO_0 + pio);
 }
 
+static void amd_quirkproc(ide_drive_t *drive)
+{
+	const char **list, *m = (char *)&drive->id[ATA_ID_PROD];
+
+	for (list = am74xx_quirk_drives; *list != NULL; list++)
+			if (strstr(m, *list) != NULL) {
+				drive->quirk_list = 2;
+				return;
+			}
+
+	drive->quirk_list = 0;
+}
+
 static void amd7409_cable_detect(struct pci_dev *dev)
 {
 	/* no host side cable detection */
@@ -194,6 +212,7 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
 static const struct ide_port_ops amd_port_ops = {
 	.set_pio_mode		= amd_set_pio_mode,
 	.set_dma_mode		= amd_set_drive,
+	.quirkproc		= amd_quirkproc,
 	.cable_detect		= amd_cable_detect,
 };
 
-- 
1.6.2.1

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