diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0020-drm-amdgpu-gfx8-Enable-interrupt-on-ME1_PIPE3.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/0020-drm-amdgpu-gfx8-Enable-interrupt-on-ME1_PIPE3.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0020-drm-amdgpu-gfx8-Enable-interrupt-on-ME1_PIPE3.patch b/common/recipes-kernel/linux/files/0020-drm-amdgpu-gfx8-Enable-interrupt-on-ME1_PIPE3.patch new file mode 100644 index 00000000..18eb9f33 --- /dev/null +++ b/common/recipes-kernel/linux/files/0020-drm-amdgpu-gfx8-Enable-interrupt-on-ME1_PIPE3.patch @@ -0,0 +1,34 @@ +From 1d6c3c343ad0b1162aae90758b2de30d8aab64a1 Mon Sep 17 00:00:00 2001 +From: Flora Cui <Flora.Cui@amd.com> +Date: Wed, 2 Dec 2015 09:56:06 +0800 +Subject: [PATCH 0020/1110] drm/amdgpu/gfx8: Enable interrupt on ME1_PIPE3 + +Otherwise FW cannot see the RLC ACK for the memory clean request +It's for Stoney. + +Signed-off-by: Flora Cui <Flora.Cui@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 5 +++++ + 1 file changed, 5 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +index 15db401..5a6bb34 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +@@ -3756,6 +3756,11 @@ static int gfx_v8_0_cp_compute_resume(struct amdgpu_device *adev) + tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53); + WREG32(mmCP_HQD_PERSISTENT_STATE, tmp); + mqd->cp_hqd_persistent_state = tmp; ++ if (adev->asic_type == CHIP_STONEY) { ++ tmp = RREG32(mmCP_ME1_PIPE3_INT_CNTL); ++ tmp = REG_SET_FIELD(tmp, CP_ME1_PIPE3_INT_CNTL, GENERIC2_INT_ENABLE, 1); ++ WREG32(mmCP_ME1_PIPE3_INT_CNTL, tmp); ++ } + + /* activate the queue */ + mqd->cp_hqd_active = 1; +-- +2.7.4 + |