diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 03acc777adf7..603c259b073b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1295,6 +1295,16 @@ static bool is_raven_kicker(struct amdgpu_device *adev) return false; } +static bool check_if_enlarge_doorbell_range(struct amdgpu_device *adev) +{ + if ((adev->asic_type == CHIP_RENOIR) && + (adev->gfx.me_fw_version >= 0x000000a5) && + (adev->gfx.me_feature_version >= 52)) + return true; + else + return false; +} + static void gfx_v9_0_check_if_need_gfxoff(struct amdgpu_device *adev) { if (gfx_v9_0_should_disable_gfxoff(adev->pdev)) @@ -2080,6 +2090,7 @@ static void gfx_v9_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, u dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_MODE); } static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd, @@ -3675,7 +3686,16 @@ static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring) if (ring->use_doorbell) { WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER, (adev->doorbell_index.kiq * 2) << 2); - WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER, + /* If GC has entered CGPG, ringing doorbell > first page + * doesn't wakeup GC. Enlarge CP_MEC_DOORBELL_RANGE_UPPER to + * workaround this issue. And this change has to align with firmware + * update. + */ + if (check_if_enlarge_doorbell_range(adev)) + WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER, + (adev->doorbell.size - 4)); + else + WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER, (adev->doorbell_index.userqueue_end * 2) << 2); } |