diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index f64675b2ab75..0f84e5afd564 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -259,8 +259,9 @@ void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev) } /* update the number of active graphics rings */ - adev->gfx.num_gfx_rings = - bitmap_weight(adev->gfx.me.queue_bitmap, AMDGPU_MAX_GFX_QUEUES); + if (adev->gfx.num_gfx_rings) + adev->gfx.num_gfx_rings = + bitmap_weight(adev->gfx.me.queue_bitmap, AMDGPU_MAX_GFX_QUEUES); } static int amdgpu_gfx_kiq_acquire(struct amdgpu_device *adev, @@ -1545,6 +1546,9 @@ static ssize_t amdgpu_gfx_set_run_cleaner_shader(struct device *dev, if (adev->in_suspend && !adev->in_runpm) return -EPERM; + if (adev->gfx.disable_kq) + return -EPERM; + ret = kstrtol(buf, 0, &value); if (ret) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 319e6e547c73..caaddab31023 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -485,6 +485,8 @@ struct amdgpu_gfx { struct delayed_work idle_work; bool workload_profile_active; struct mutex workload_profile_mutex; + + bool disable_kq; }; struct amdgpu_gfx_ras_reg_entry {