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msm: iommu: Revise GFX3D IOMMU contexts and M2V mappings 

Based on recommendations from chip designers,
optimize the Machine ID to translation context
mappings for the 3D core's IOMMU. Remove the
the "gfx3d_smmu" context device, as it is no longer
needed under the new mapping scheme.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
[dwalker@codeaurora.org: updated commit text]
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
hifive-unleashed-5.1
Stepan Moskovchenko 2010-11-12 19:29:50 -08:00 committed by Daniel Walker
parent 12943325cd
commit a5fcd5f59a
1 changed files with 15 additions and 30 deletions
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45
arch/arm/mach-msm/devices-msm8x60-iommu.c
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@ -519,22 +519,17 @@ static struct msm_iommu_ctx_dev vcodec_b_mm2_ctx = {
.mids = {0, 1, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, -1}
};
static struct msm_iommu_ctx_dev gfx3d_rbpa_ctx = {
.name = "gfx3d_rbpa",
static struct msm_iommu_ctx_dev gfx3d_user_ctx = {
.name = "gfx3d_user",
.num = 0,
.mids = {-1}
.mids = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, -1}
};
static struct msm_iommu_ctx_dev gfx3d_cpvgttc_ctx = {
.name = "gfx3d_cpvgttc",
static struct msm_iommu_ctx_dev gfx3d_priv_ctx = {
.name = "gfx3d_priv",
.num = 1,
.mids = {0, 1, 2, 3, 4, 5, 6, 7, -1}
};
static struct msm_iommu_ctx_dev gfx3d_smmu_ctx = {
.name = "gfx3d_smmu",
.num = 2,
.mids = {8, 9, 10, 11, 12, -1}
.mids = {16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
31, -1}
};
static struct msm_iommu_ctx_dev gfx2d0_pixv1_ctx = {
@ -685,7 +680,7 @@ static struct platform_device msm_device_vcodec_b_mm2_ctx = {
},
};
static struct platform_device msm_device_gfx3d_rbpa_ctx = {
static struct platform_device msm_device_gfx3d_user_ctx = {
.name = "msm_iommu_ctx",
.id = 17,
.dev = {
@ -693,7 +688,7 @@ static struct platform_device msm_device_gfx3d_rbpa_ctx = {
},
};
static struct platform_device msm_device_gfx3d_cpvgttc_ctx = {
static struct platform_device msm_device_gfx3d_priv_ctx = {
.name = "msm_iommu_ctx",
.id = 18,
.dev = {
@ -701,17 +696,9 @@ static struct platform_device msm_device_gfx3d_cpvgttc_ctx = {
},
};
static struct platform_device msm_device_gfx3d_smmu_ctx = {
.name = "msm_iommu_ctx",
.id = 19,
.dev = {
.parent = &msm_device_iommu_gfx3d.dev,
},
};
static struct platform_device msm_device_gfx2d0_pixv1_ctx = {
.name = "msm_iommu_ctx",
.id = 20,
.id = 19,
.dev = {
.parent = &msm_device_iommu_gfx2d0.dev,
},
@ -719,7 +706,7 @@ static struct platform_device msm_device_gfx2d0_pixv1_ctx = {
static struct platform_device msm_device_gfx2d0_texv3_ctx = {
.name = "msm_iommu_ctx",
.id = 21,
.id = 20,
.dev = {
.parent = &msm_device_iommu_gfx2d0.dev,
},
@ -771,9 +758,8 @@ static struct platform_device *msm_iommu_ctx_devs[] = {
&msm_device_vcodec_a_stream_ctx,
&msm_device_vcodec_a_mm1_ctx,
&msm_device_vcodec_b_mm2_ctx,
&msm_device_gfx3d_rbpa_ctx,
&msm_device_gfx3d_cpvgttc_ctx,
&msm_device_gfx3d_smmu_ctx,
&msm_device_gfx3d_user_ctx,
&msm_device_gfx3d_priv_ctx,
&msm_device_gfx2d0_pixv1_ctx,
&msm_device_gfx2d0_texv3_ctx,
};
@ -796,9 +782,8 @@ static struct msm_iommu_ctx_dev *msm_iommu_ctx_data[] = {
&vcodec_a_stream_ctx,
&vcodec_a_mm1_ctx,
&vcodec_b_mm2_ctx,
&gfx3d_rbpa_ctx,
&gfx3d_cpvgttc_ctx,
&gfx3d_smmu_ctx,
&gfx3d_user_ctx,
&gfx3d_priv_ctx,
&gfx2d0_pixv1_ctx,
&gfx2d0_texv3_ctx,
};