ata_piix: add Asus Eee 701 controller to short cable list

The drive is directly soldered to the controller, so there is no cable at
all. Remove the 40-wire assumption so the drive can operate at max speed.

Before patch:
$ dd if=/dev/sda of=/dev/null bs=2M count=64 iflag=direct
134217728 bytes (134 MB) copied, 5.29612 s, 25.3 MB/s

After patch:
$ dd if=/dev/sda of=/dev/null bs=2M count=64 iflag=direct
134217728 bytes (134 MB) copied, 3.94955 s, 34.0 MB/s

Signed-off-by: Dan McGee <dpmcgee@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index b7c38eeb498f4746983f84249c8314a55d2033d3..ea2c7649d399b38c70c987703246de96e9e2b00a 100644 (file)
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -573,6 +573,7 @@ static const struct ich_laptop ich_laptop[] = {
        { 0x27DF, 0x1043, 0x1267 },     /* ICH7 on Asus W5F */
        { 0x27DF, 0x103C, 0x30A1 },     /* ICH7 on HP Compaq nc2400 */
        { 0x24CA, 0x1025, 0x0061 },     /* ICH4 on ACER Aspire 2023WLMi */
+       { 0x2653, 0x1043, 0x82D8 },     /* ICH6M on Asus Eee 701 */
        /* end marker */
        { 0, }
 };