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From cffb4add03b1fc83026b06dc3664279cfbf70155 Mon Sep 17 00:00:00 2001
From: Jim Paris <jim@jtan.com>
Date: Tue, 6 Jan 2009 11:32:10 +0000
Subject: [PATCH] mtd/ps3vram: Add ps3vram driver for accessing video RAM as MTD
Add ps3vram driver, which exposes unused video RAM on the PS3 as a MTD
device suitable for storage or swap. Fast data transfer is achieved
using a local cache in system RAM and DMA transfers via the GPU.
Signed-off-by: Vivien Chappelier <vivien.chappelier@free.fr>
Signed-off-by: Jim Paris <jim@jtan.com>
Acked-by: Geoff Levand <geoffrey.levand@am.sony.com>
Acked-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
arch/powerpc/include/asm/ps3.h | 1 +
diff --git a/arch/powerpc/include/asm/ps3.h b/arch/powerpc/include/asm/ps3.h
index cff30c0..66b6505 100644
--- a/arch/powerpc/include/asm/ps3.h
+++ b/arch/powerpc/include/asm/ps3.h
@@ -320,6 +320,7 @@ enum ps3_match_id {
enum ps3_match_sub_id {
PS3_MATCH_SUB_ID_GPU_FB = 1,
+ PS3_MATCH_SUB_ID_GPU_RAMDISK = 2,
};
#define PS3_MODULE_ALIAS_EHCI "ps3:1:0"
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