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authorLinux Build Service Account <lnxbuild@localhost>2016-10-11 01:16:54 -0700
committerGerrit - the friendly Code Review server <code-review@localhost>2016-10-11 01:16:53 -0700
commit3fe3b20c5ecfa2c8782584e4fb117c522b458c29 (patch)
tree3b2c9af55ddfa65379d8a4f2a3001d3c28de1a18 /drivers/gpu/msm
parent90201c49642c8f600cbbe06381b75c139182bc09 (diff)
parent0c46d7f4884f5ed91e4b16ccdd6a1db9b46d0634 (diff)
Merge "msm: kgsl: Remove obsolete IOMMU domain attribute"
Diffstat (limited to 'drivers/gpu/msm')
-rw-r--r--drivers/gpu/msm/kgsl_iommu.c13
-rw-r--r--drivers/gpu/msm/kgsl_mmu.h2
2 files changed, 0 insertions, 15 deletions
diff --git a/drivers/gpu/msm/kgsl_iommu.c b/drivers/gpu/msm/kgsl_iommu.c
index 71b6086423d6..9f35a3197a4c 100644
--- a/drivers/gpu/msm/kgsl_iommu.c
+++ b/drivers/gpu/msm/kgsl_iommu.c
@@ -1118,7 +1118,6 @@ static int _init_global_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
{
int ret = 0;
struct kgsl_iommu_pt *iommu_pt = NULL;
- int disable_htw = !MMU_FEATURE(mmu, KGSL_MMU_COHERENT_HTW);
unsigned int cb_num;
struct kgsl_iommu *iommu = _IOMMU_PRIV(mmu);
struct kgsl_iommu_context *ctx = &iommu->ctx[KGSL_IOMMU_CONTEXT_USER];
@@ -1128,9 +1127,6 @@ static int _init_global_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
if (IS_ERR(iommu_pt))
return PTR_ERR(iommu_pt);
- iommu_domain_set_attr(iommu_pt->domain,
- DOMAIN_ATTR_COHERENT_HTW_DISABLE, &disable_htw);
-
if (kgsl_mmu_is_perprocess(mmu)) {
ret = iommu_domain_set_attr(iommu_pt->domain,
DOMAIN_ATTR_PROCID, &pt->name);
@@ -1189,7 +1185,6 @@ static int _init_secure_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
int ret = 0;
struct kgsl_iommu_pt *iommu_pt = NULL;
struct kgsl_iommu *iommu = _IOMMU_PRIV(mmu);
- int disable_htw = !MMU_FEATURE(mmu, KGSL_MMU_COHERENT_HTW);
struct kgsl_iommu_context *ctx = &iommu->ctx[KGSL_IOMMU_CONTEXT_SECURE];
int secure_vmid = VMID_CP_PIXEL;
unsigned int cb_num;
@@ -1207,9 +1202,6 @@ static int _init_secure_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
if (IS_ERR(iommu_pt))
return PTR_ERR(iommu_pt);
- iommu_domain_set_attr(iommu_pt->domain,
- DOMAIN_ATTR_COHERENT_HTW_DISABLE, &disable_htw);
-
ret = iommu_domain_set_attr(iommu_pt->domain,
DOMAIN_ATTR_SECURE_VMID, &secure_vmid);
if (ret) {
@@ -1251,7 +1243,6 @@ static int _init_per_process_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
struct kgsl_iommu_context *ctx = &iommu->ctx[KGSL_IOMMU_CONTEXT_USER];
int dynamic = 1;
unsigned int cb_num = ctx->cb_num;
- int disable_htw = !MMU_FEATURE(mmu, KGSL_MMU_COHERENT_HTW);
iommu_pt = _alloc_pt(ctx->dev, mmu, pt);
@@ -1278,9 +1269,6 @@ static int _init_per_process_pt(struct kgsl_mmu *mmu, struct kgsl_pagetable *pt)
goto done;
}
- iommu_domain_set_attr(iommu_pt->domain,
- DOMAIN_ATTR_COHERENT_HTW_DISABLE, &disable_htw);
-
ret = _attach_pt(iommu_pt, ctx);
if (ret)
goto done;
@@ -2492,7 +2480,6 @@ static const struct {
{ "qcom,global_pt", KGSL_MMU_GLOBAL_PAGETABLE },
{ "qcom,hyp_secure_alloc", KGSL_MMU_HYP_SECURE_ALLOC },
{ "qcom,force-32bit", KGSL_MMU_FORCE_32BIT },
- { "qcom,coherent-htw", KGSL_MMU_COHERENT_HTW },
};
static int _kgsl_iommu_probe(struct kgsl_device *device,
diff --git a/drivers/gpu/msm/kgsl_mmu.h b/drivers/gpu/msm/kgsl_mmu.h
index acbc0e784cf2..3e32c25b3dbe 100644
--- a/drivers/gpu/msm/kgsl_mmu.h
+++ b/drivers/gpu/msm/kgsl_mmu.h
@@ -130,8 +130,6 @@ struct kgsl_mmu_pt_ops {
#define KGSL_MMU_FORCE_32BIT BIT(5)
/* 64 bit address is live */
#define KGSL_MMU_64BIT BIT(6)
-/* MMU can do coherent hardware table walks */
-#define KGSL_MMU_COHERENT_HTW BIT(7)
/* The MMU supports non-contigious pages */
#define KGSL_MMU_PAGED BIT(8)
/* The device requires a guard page */