[PATCH 06/14] msm: iommu: Support for the 2nd GFX core's IOMMU

From: Stepan Moskovchenko
Date: Fri Nov 12 2010 - 22:30:38 EST


Add the platform data and resources needed for the second
2D graphics core's IOMMU.

Signed-off-by: Stepan Moskovchenko <stepanm@xxxxxxxxxxxxxx>
---
arch/arm/mach-msm/devices-msm8x60-iommu.c | 54 +++++++++++++++++++++++++++++
1 files changed, 54 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-msm/devices-msm8x60-iommu.c b/arch/arm/mach-msm/devices-msm8x60-iommu.c
index 8cccb26..a6ecd39 100644
--- a/arch/arm/mach-msm/devices-msm8x60-iommu.c
+++ b/arch/arm/mach-msm/devices-msm8x60-iommu.c
@@ -254,6 +254,27 @@ static struct resource msm_iommu_gfx2d0_resources[] = {
},
};

+static struct resource msm_iommu_gfx2d1_resources[] = {
+ {
+ .start = MSM_IOMMU_GFX2D1_PHYS,
+ .end = MSM_IOMMU_GFX2D1_PHYS + MSM_IOMMU_GFX2D1_SIZE - 1,
+ .name = "physbase",
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "nonsecure_irq",
+ .start = SMMU_GFX2D1_CB_SC_NON_SECURE_IRQ,
+ .end = SMMU_GFX2D1_CB_SC_NON_SECURE_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "secure_irq",
+ .start = SMMU_GFX2D1_CB_SC_SECURE_IRQ,
+ .end = SMMU_GFX2D1_CB_SC_SECURE_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct platform_device msm_root_iommu_dev = {
.name = "msm_iommu",
.id = -1,
@@ -307,6 +328,11 @@ static struct msm_iommu_dev gfx2d0_iommu = {
.clk_rate = 27000000
};

+static struct msm_iommu_dev gfx2d1_iommu = {
+ .name = "gfx2d1",
+ .clk_rate = 27000000
+};
+
static struct platform_device msm_device_iommu_jpegd = {
.name = "msm_iommu",
.id = 0,
@@ -417,6 +443,16 @@ static struct platform_device msm_device_iommu_gfx2d0 = {
.resource = msm_iommu_gfx2d0_resources,
};

+struct platform_device msm_device_iommu_gfx2d1 = {
+ .name = "msm_iommu",
+ .id = 11,
+ .dev = {
+ .parent = &msm_root_iommu_dev.dev,
+ },
+ .num_resources = ARRAY_SIZE(msm_iommu_gfx2d1_resources),
+ .resource = msm_iommu_gfx2d1_resources,
+};
+
static struct msm_iommu_ctx_dev jpegd_src_ctx = {
.name = "jpegd_src",
.num = 0,
@@ -538,6 +574,12 @@ static struct msm_iommu_ctx_dev gfx2d0_2d0_ctx = {
.mids = {0, 1, 2, 3, 4, 5, 6, 7, -1}
};

+static struct msm_iommu_ctx_dev gfx2d1_2d1_ctx = {
+ .name = "gfx2d1_2d1",
+ .num = 0,
+ .mids = {0, 1, 2, 3, 4, 5, 6, 7, -1}
+};
+
static struct platform_device msm_device_jpegd_src_ctx = {
.name = "msm_iommu_ctx",
.id = 0,
@@ -698,6 +740,14 @@ static struct platform_device msm_device_gfx2d0_2d0_ctx = {
},
};

+static struct platform_device msm_device_gfx2d1_2d1_ctx = {
+ .name = "msm_iommu_ctx",
+ .id = 20,
+ .dev = {
+ .parent = &msm_device_iommu_gfx2d1.dev,
+ },
+};
+
static struct platform_device *msm_iommu_devs[] = {
&msm_device_iommu_jpegd,
&msm_device_iommu_vpe,
@@ -710,6 +760,7 @@ static struct platform_device *msm_iommu_devs[] = {
&msm_device_iommu_vcodec_b,
&msm_device_iommu_gfx3d,
&msm_device_iommu_gfx2d0,
+ &msm_device_iommu_gfx2d1,
};

static struct msm_iommu_dev *msm_iommu_data[] = {
@@ -724,6 +775,7 @@ static struct msm_iommu_dev *msm_iommu_data[] = {
&vcodec_b_iommu,
&gfx3d_iommu,
&gfx2d0_iommu,
+ &gfx2d1_iommu,
};

static struct platform_device *msm_iommu_ctx_devs[] = {
@@ -747,6 +799,7 @@ static struct platform_device *msm_iommu_ctx_devs[] = {
&msm_device_gfx3d_user_ctx,
&msm_device_gfx3d_priv_ctx,
&msm_device_gfx2d0_2d0_ctx,
+ &msm_device_gfx2d1_2d1_ctx,
};

static struct msm_iommu_ctx_dev *msm_iommu_ctx_data[] = {
@@ -770,6 +823,7 @@ static struct msm_iommu_ctx_dev *msm_iommu_ctx_data[] = {
&gfx3d_user_ctx,
&gfx3d_priv_ctx,
&gfx2d0_2d0_ctx,
+ &gfx2d1_2d1_ctx,
};

static int msm8x60_iommu_init(void)
--
1.7.0.2

Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

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