From 443c7f3c3641c790a7c306f9d9d54a2a5e3021b9 Mon Sep 17 00:00:00 2001 From: "Jinzhou.Su" Date: Tue, 7 Jul 2020 18:52:18 +0800 Subject: drm/amdgpu: add read amdgpu_gfxoff status in debugfs Add interface for SMU12 device, used by UMR. v2: fix code style Signed-off-by: Jinzhou.Su Reviewed-by: Evan Quan Reviewed-by: Huang Rui Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index d612033a23ac..78d37f92c7be 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -578,6 +578,20 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable) mutex_unlock(&adev->gfx.gfx_off_mutex); } +int amdgpu_get_gfx_off_status(struct amdgpu_device *adev, uint32_t *value) +{ + + int r = 0; + + mutex_lock(&adev->gfx.gfx_off_mutex); + + r = smu_get_status_gfxoff(adev, value); + + mutex_unlock(&adev->gfx.gfx_off_mutex); + + return r; +} + int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev) { int r; -- cgit v1.2.3