msm: Simplify subsystem ids

Most contexts related to a subsystem (e.g. camera, display)
will all share the same domain. Get rid of all the extra subsystem
ids which just create confusion.

Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
diff --git a/arch/arm/mach-msm/include/mach/iommu_domains.h b/arch/arm/mach-msm/include/mach/iommu_domains.h
index 69fe3f0..8ae3b72 100644
--- a/arch/arm/mach-msm/include/mach/iommu_domains.h
+++ b/arch/arm/mach-msm/include/mach/iommu_domains.h
@@ -22,28 +22,6 @@
  * These subsytem ids are NOT for public use. Please check the iommu
  * wrapper header for the properly abstracted id to pass in.
  */
-enum msm_subsystem_id {
-	INVALID_SUBSYS_ID = -1,
-	JPEGD_SUBSYS_ID,
-	VPE_SUBSYS_ID,
-	MDP0_SUBSYS_ID,
-	MDP1_SUBSYS_ID,
-	ROT_SUBSYS_ID,
-	IJPEG_SUBSYS_ID,
-	VFE_SUBSYS_ID,
-	VCODEC_A_SUBSYS_ID,
-	VCODEC_B_SUBSYS_ID,
-	GFX3D_SUBSYS_ID,
-	GFX2D0_SUBSYS_ID,
-	GFX2D1_SUBSYS_ID,
-	VIDEO_FWARE_ID,
-	MAX_SUBSYSTEM_ID
-};
-
-static inline int msm_subsystem_check_id(int subsys_id)
-{
-	return subsys_id > INVALID_SUBSYS_ID && subsys_id < MAX_SUBSYSTEM_ID;
-}
 
 #if defined(CONFIG_MSM_IOMMU)
 extern struct iommu_domain *msm_subsystem_get_domain(int subsys_id);
diff --git a/arch/arm/mach-msm/include/mach/msm_subsystem_map.h b/arch/arm/mach-msm/include/mach/msm_subsystem_map.h
index 85a5f10..0e74235 100644
--- a/arch/arm/mach-msm/include/mach/msm_subsystem_map.h
+++ b/arch/arm/mach-msm/include/mach/msm_subsystem_map.h
@@ -33,11 +33,20 @@
 #define MSM_SUBSYSTEM_ALIGN_IOVA_1M	SZ_1M
 
 
-#define MSM_SUBSYSTEM_VIDEO		VCODEC_A_SUBSYS_ID
-#define MSM_SUBSYSTEM_VIDEO_FWARE	VIDEO_FWARE_ID
-#define MSM_SUBSYSTEM_CAMERA		VPE_SUBSYS_ID
-#define MSM_SUBSYSTEM_DISPLAY		MDP0_SUBSYS_ID
-#define MSM_SUBSYSTEM_ROTATOR		ROT_SUBSYS_ID
+enum msm_subsystem_id {
+	INVALID_SUBSYS_ID = -1,
+	MSM_SUBSYSTEM_VIDEO,
+	MSM_SUBSYSTEM_VIDEO_FWARE,
+	MSM_SUBSYSTEM_CAMERA,
+	MSM_SUBSYSTEM_DISPLAY,
+	MSM_SUBSYSTEM_ROTATOR,
+	MAX_SUBSYSTEM_ID
+};
+
+static inline int msm_subsystem_check_id(int subsys_id)
+{
+	return subsys_id > INVALID_SUBSYS_ID && subsys_id < MAX_SUBSYSTEM_ID;
+}
 
 struct msm_mapped_buffer {
 	/*
diff --git a/arch/arm/mach-msm/iommu_domains.c b/arch/arm/mach-msm/iommu_domains.c
index eb4582e..7ef2204 100644
--- a/arch/arm/mach-msm/iommu_domains.c
+++ b/arch/arm/mach-msm/iommu_domains.c
@@ -158,46 +158,26 @@
 };
 
 static struct msm_iommu_domain msm_iommu_subsystems[] = {
-	[JPEGD_SUBSYS_ID]	= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[VPE_SUBSYS_ID]		= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[MDP0_SUBSYS_ID]	= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[MDP1_SUBSYS_ID]	= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[ROT_SUBSYS_ID]		= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[IJPEG_SUBSYS_ID]	= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[VFE_SUBSYS_ID]		= {
-		.domain_idx	= GLOBAL_DOMAIN,
-		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
-	},
-	[VCODEC_A_SUBSYS_ID]	= {
+	[MSM_SUBSYSTEM_VIDEO]	= {
 		.domain_idx	= VIDEO_DOMAIN,
 		.iova_pool_idx	= VIDEO_ALLOC_POOL,
 	},
-	[VCODEC_B_SUBSYS_ID]	= {
-		.domain_idx	= VIDEO_DOMAIN,
-		.iova_pool_idx	= VIDEO_ALLOC_POOL,
-	},
-	[VIDEO_FWARE_ID]	= {
+	[MSM_SUBSYSTEM_VIDEO_FWARE]	= {
 		.domain_idx	= VIDEO_DOMAIN,
 		.iova_pool_idx	= VIDEO_FIRMWARE_POOL,
-	}
+	},
+	[MSM_SUBSYSTEM_CAMERA]	= {
+		.domain_idx	= GLOBAL_DOMAIN,
+		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
+	},
+	[MSM_SUBSYSTEM_DISPLAY]	= {
+		.domain_idx	= GLOBAL_DOMAIN,
+		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
+	},
+	[MSM_SUBSYSTEM_ROTATOR]	= {
+		.domain_idx	= GLOBAL_DOMAIN,
+		.iova_pool_idx	= GLOBAL_MEMORY_POOL,
+	},
 };
 
 struct iommu_domain *msm_subsystem_get_domain(int subsys_id)