Signed-off-by: Huang Rui <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 51 ++++++++++++++------------------
drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 22 ++++++++++++++
2 files changed, 44 insertions(+), 29 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
index 523a769..b92fa63 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
@@ -106,6 +106,27 @@ static void gfxhub_v1_0_init_system_aperture_regs(struct
amdgpu_device *adev)
WREG32(SOC15_REG_OFFSET(GC, 0, mmVM_L2_PROTECTION_FAULT_CNTL2), tmp);
}
+static void gfxhub_v1_0_init_tlb_regs(struct amdgpu_device *adev)
+{
+ uint32_t tmp;
+
+ /* Setup TLB control */
+ tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_MX_L1_TLB_CNTL));
+
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ ENABLE_ADVANCED_DRIVER_MODEL, 1);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ MTYPE, MTYPE_UC);/* XXX for emulation. */
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
+
+ WREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_MX_L1_TLB_CNTL), tmp);
+}
+
int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev)
{
u32 tmp;
@@ -125,35 +146,7 @@ int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev)
gfxhub_v1_0_init_pt_regs(adev);
gfxhub_v1_0_init_gart_aperture_regs(adev);
gfxhub_v1_0_init_system_aperture_regs(adev);
-
- /* Setup TLB control */
- tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_MX_L1_TLB_CNTL));
- tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- SYSTEM_ACCESS_MODE,
- 3);
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- ENABLE_ADVANCED_DRIVER_MODEL,
- 1);
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- SYSTEM_APERTURE_UNMAPPED_ACCESS,
- 0);
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- ECO_BITS,
- 0);
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- MTYPE,
- MTYPE_UC);/* XXX for emulation. */
- tmp = REG_SET_FIELD(tmp,
- MC_VM_MX_L1_TLB_CNTL,
- ATC_EN,
- 1);
- WREG32(SOC15_REG_OFFSET(GC, 0, mmMC_VM_MX_L1_TLB_CNTL), tmp);
+ gfxhub_v1_0_init_tlb_regs(adev);
/* Setup L2 cache */
tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmVM_L2_CNTL));
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index df49f32..a148d6e 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -119,6 +119,27 @@ static void mmhub_v1_0_init_system_aperture_regs(struct
amdgpu_device *adev)
WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmVM_L2_PROTECTION_FAULT_CNTL2), tmp);
}
+static void mmhub_v1_0_init_tlb_regs(struct amdgpu_device *adev)
+{
+ uint32_t tmp;
+
+ /* Setup TLB control */
+ tmp = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmMC_VM_MX_L1_TLB_CNTL));
+
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ ENABLE_ADVANCED_DRIVER_MODEL, 1);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
+ MTYPE, MTYPE_UC);/* XXX for emulation. */
+ tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
+
+ WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmMC_VM_MX_L1_TLB_CNTL), tmp);
+}
+
int mmhub_v1_0_gart_enable(struct amdgpu_device *adev)
{
u32 tmp;
@@ -139,6 +160,7 @@ int mmhub_v1_0_gart_enable(struct amdgpu_device *adev)
mmhub_v1_0_init_pt_regs(adev);
mmhub_v1_0_init_gart_aperture_regs(adev);
mmhub_v1_0_init_system_aperture_regs(adev);
+ mmhub_v1_0_init_tlb_regs(adev);
/* Setup TLB control */
tmp = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmMC_VM_MX_L1_TLB_CNTL));
--
2.7.4
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