diff options
| author | Huang Rui <ray.huang@amd.com> | 2017-02-08 12:07:59 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-05-25 00:41:10 +0300 |
| commit | 2547a7aa3df1cb96a08fbfb457803ca15ee0e18e (patch) | |
| tree | d4e529a1518333bc341b3d0285f13330a3f92b69 /drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | |
| parent | bc099ee974fbbd1a109e4390ae16d6bdf0e74e89 (diff) | |
| download | linux-2547a7aa3df1cb96a08fbfb457803ca15ee0e18e.tar.xz | |
drm/amdgpu: add raven clock gating and light sleep for mmhub
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 50 |
1 files changed, 32 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index dbfe48d1207a..ac9c95c36706 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -34,6 +34,9 @@ #include "soc15_common.h" +#define mmDAGB0_CNTL_MISC2_RV 0x008f +#define mmDAGB0_CNTL_MISC2_RV_BASE_IDX 0 + u64 mmhub_v1_0_get_fb_location(struct amdgpu_device *adev) { u64 base = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmMC_VM_FB_LOCATION_BASE)); @@ -407,11 +410,15 @@ static int mmhub_v1_0_soft_reset(void *handle) static void mmhub_v1_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, bool enable) { - uint32_t def, data, def1, data1, def2, data2; + uint32_t def, data, def1, data1, def2 = 0, data2 = 0; def = data = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmATC_L2_MISC_CG)); - def1 = data1 = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2)); - def2 = data2 = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB1_CNTL_MISC2)); + + if (adev->asic_type != CHIP_RAVEN) { + def1 = data1 = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2)); + def2 = data2 = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB1_CNTL_MISC2)); + } else + def1 = data1 = RREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2_RV)); if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) { data |= ATC_L2_MISC_CG__ENABLE_MASK; @@ -423,12 +430,13 @@ static void mmhub_v1_0_update_medium_grain_clock_gating(struct amdgpu_device *ad DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); - data2 &= ~(DAGB1_CNTL_MISC2__DISABLE_WRREQ_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_WRRET_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_RDREQ_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_RDRET_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); + if (adev->asic_type != CHIP_RAVEN) + data2 &= ~(DAGB1_CNTL_MISC2__DISABLE_WRREQ_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_WRRET_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_RDREQ_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_RDRET_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); } else { data &= ~ATC_L2_MISC_CG__ENABLE_MASK; @@ -439,21 +447,26 @@ static void mmhub_v1_0_update_medium_grain_clock_gating(struct amdgpu_device *ad DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); - data2 |= (DAGB1_CNTL_MISC2__DISABLE_WRREQ_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_WRRET_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_RDREQ_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_RDRET_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | - DAGB1_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); + if (adev->asic_type != CHIP_RAVEN) + data2 |= (DAGB1_CNTL_MISC2__DISABLE_WRREQ_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_WRRET_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_RDREQ_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_RDRET_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_TLBWR_CG_MASK | + DAGB1_CNTL_MISC2__DISABLE_TLBRD_CG_MASK); } if (def != data) WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmATC_L2_MISC_CG), data); - if (def1 != data1) - WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2), data1); + if (def1 != data1) { + if (adev->asic_type != CHIP_RAVEN) + WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2), data1); + else + WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB0_CNTL_MISC2_RV), data1); + } - if (def2 != data2) + if (adev->asic_type != CHIP_RAVEN && def2 != data2) WREG32(SOC15_REG_OFFSET(MMHUB, 0, mmDAGB1_CNTL_MISC2), data2); } @@ -516,6 +529,7 @@ static int mmhub_v1_0_set_clockgating_state(void *handle, switch (adev->asic_type) { case CHIP_VEGA10: + case CHIP_RAVEN: mmhub_v1_0_update_medium_grain_clock_gating(adev, state == AMD_CG_STATE_GATE ? true : false); athub_update_medium_grain_clock_gating(adev, |