diff options
| author | Yong Zhao <yong.zhao@amd.com> | 2017-12-21 16:19:03 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:17:38 -0500 |
| commit | c8553f4bd29d681706dd97519e2daddf90505978 (patch) | |
| tree | fcf3b0f7071236cff64b1c743a35f223b3e02b66 /drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | |
| parent | 6d9ac917e6269c3446e19cb6adecd51aefa5fedf (diff) | |
drm/amdgpu: Update MMHUB power gating register settings
The new register settings are needed to fix a tlb invalidation issue
when MMHUB power gating is turned on for Raven.
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Eric Huang <JinhuiEric.Huang@amd.com>
Reviewed-by: Eric Huang <JinhuiEric.Huang@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 | 61 |
1 files changed, 33 insertions, 28 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index ffd5b7ee49c4..bdf94c61f246 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -272,21 +272,21 @@ static const struct pctl_data pctl0_data[] = { {0x11, 0x6a684}, {0x19, 0xea68e}, {0x29, 0xa69e}, - {0x2b, 0x34a6c0}, - {0x61, 0x83a707}, - {0xe6, 0x8a7a4}, - {0xf0, 0x1a7b8}, - {0xf3, 0xfa7cc}, - {0x104, 0x17a7dd}, - {0x11d, 0xa7dc}, - {0x11f, 0x12a7f5}, - {0x133, 0xa808}, - {0x135, 0x12a810}, - {0x149, 0x7a82c} + {0x2b, 0x0010a6c0}, + {0x3d, 0x83a707}, + {0xc2, 0x8a7a4}, + {0xcc, 0x1a7b8}, + {0xcf, 0xfa7cc}, + {0xe0, 0x17a7dd}, + {0xf9, 0xa7dc}, + {0xfb, 0x12a7f5}, + {0x10f, 0xa808}, + {0x111, 0x12a810}, + {0x125, 0x7a82c} }; #define PCTL0_DATA_LEN (ARRAY_SIZE(pctl0_data)) -#define PCTL0_RENG_EXEC_END_PTR 0x151 +#define PCTL0_RENG_EXEC_END_PTR 0x12d #define PCTL0_STCTRL_REG_SAVE_RANGE0_BASE 0xa640 #define PCTL0_STCTRL_REG_SAVE_RANGE0_LIMIT 0xa833 @@ -385,10 +385,9 @@ void mmhub_v1_0_initialize_power_gating(struct amdgpu_device *adev) if (amdgpu_sriov_vf(adev)) return; + /****************** pctl0 **********************/ pctl0_misc = RREG32_SOC15(MMHUB, 0, mmPCTL0_MISC); pctl0_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL0_RENG_EXECUTE); - pctl1_misc = RREG32_SOC15(MMHUB, 0, mmPCTL1_MISC); - pctl1_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE); /* Light sleep must be disabled before writing to pctl0 registers */ pctl0_misc &= ~PCTL0_MISC__RENG_MEM_LS_ENABLE_MASK; @@ -402,12 +401,13 @@ void mmhub_v1_0_initialize_power_gating(struct amdgpu_device *adev) pctl0_data[i].data); } - /* Set the reng execute end ptr for pctl0 */ - pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute, - PCTL0_RENG_EXECUTE, - RENG_EXECUTE_END_PTR, - PCTL0_RENG_EXEC_END_PTR); - WREG32_SOC15(MMHUB, 0, mmPCTL0_RENG_EXECUTE, pctl0_reng_execute); + /* Re-enable light sleep */ + pctl0_misc |= PCTL0_MISC__RENG_MEM_LS_ENABLE_MASK; + WREG32_SOC15(MMHUB, 0, mmPCTL0_MISC, pctl0_misc); + + /****************** pctl1 **********************/ + pctl1_misc = RREG32_SOC15(MMHUB, 0, mmPCTL1_MISC); + pctl1_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE); /* Light sleep must be disabled before writing to pctl1 registers */ pctl1_misc &= ~PCTL1_MISC__RENG_MEM_LS_ENABLE_MASK; @@ -421,20 +421,25 @@ void mmhub_v1_0_initialize_power_gating(struct amdgpu_device *adev) pctl1_data[i].data); } + /* Re-enable light sleep */ + pctl1_misc |= PCTL1_MISC__RENG_MEM_LS_ENABLE_MASK; + WREG32_SOC15(MMHUB, 0, mmPCTL1_MISC, pctl1_misc); + + mmhub_v1_0_power_gating_write_save_ranges(adev); + + /* Set the reng execute end ptr for pctl0 */ + pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute, + PCTL0_RENG_EXECUTE, + RENG_EXECUTE_END_PTR, + PCTL0_RENG_EXEC_END_PTR); + WREG32_SOC15(MMHUB, 0, mmPCTL0_RENG_EXECUTE, pctl0_reng_execute); + /* Set the reng execute end ptr for pctl1 */ pctl1_reng_execute = REG_SET_FIELD(pctl1_reng_execute, PCTL1_RENG_EXECUTE, RENG_EXECUTE_END_PTR, PCTL1_RENG_EXEC_END_PTR); WREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE, pctl1_reng_execute); - - mmhub_v1_0_power_gating_write_save_ranges(adev); - - /* Re-enable light sleep */ - pctl0_misc |= PCTL0_MISC__RENG_MEM_LS_ENABLE_MASK; - WREG32_SOC15(MMHUB, 0, mmPCTL0_MISC, pctl0_misc); - pctl1_misc |= PCTL1_MISC__RENG_MEM_LS_ENABLE_MASK; - WREG32_SOC15(MMHUB, 0, mmPCTL1_MISC, pctl1_misc); } void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev, |