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ahci: Enable SB600 64bit DMA on Gateway SJM11-YK

PATCH In review Todd Merrill 3 participants 3 messages Mar 7, 2010 – May 15, 2010 libata

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PATCH 1/1 ahci: Enable SB600 64bit DMA on Gateway SJM11-YK

ahci: Enable SB600 64bit DMA on Gateway SJM11-YK

The SJM11-YK motherboard, found in Gateway LT31 series netbooks, can also support 64bit DMA. Tested with the earliest and latest known BIOS versions.

Applies to kernel 2.6.33.

drivers/ata/ahci.c +13 -0
@@ -2758,6 +2758,19 @@ static bool ahci_sb600_enable_64bit(stru
 				DMI_MATCH(DMI_BOARD_NAME, "MS-7376"),
 			},
 		},
+		/*
+		 * The BIOS on the Gateway SJM11-YK, found in Gateway
+		 * LT31 series netbooks, supports 64bit DMA. Tested with
+		 * BIOS versions 1.3103 and 1.3302.
+		 */
+		{
+			.ident = "Gateway SJM11-YK",
+			.matches = {
+				DMI_MATCH(DMI_BOARD_VENDOR,
+					  "Gateway"),
+				DMI_MATCH(DMI_BOARD_NAME, "SJM11-YK"),
+			},
+		},
 		{ }
 	};
 	const struct dmi_system_id *match;
#1 lore raw
Quoted 9 lines · Todd Merrill

ahci: Enable SB600 64bit DMA on Gateway SJM11-YK

The SJM11-YK motherboard, found in Gateway LT31 series netbooks, can also support 64bit DMA. Tested with the earliest and latest known BIOS versions.

Applies to kernel 2.6.33.

Looks good to me but can you please detail how you tested it?

Thanks.

Signature · 1 line
tejun
#2 lore raw
Quoted 7 lines · Tejun Heo
Quoted 6 lines · Todd Merrill

ahci: Enable SB600 64bit DMA on Gateway SJM11-YK

The SJM11-YK motherboard, found in Gateway LT31 series netbooks, can also support 64bit DMA. Tested with the earliest and latest known BIOS versions.

Quoted 5 lines
Quoted 3 lines

Applies to kernel 2.6.33.

Looks good to me but can you please detail how you tested it?

Archiving patch, due to lack of response here...

Jeff