drm/amdgpu: enable JPEG2.0 dpm (474b6d29) · Commits · 戴 / test

drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -2718,6 +2718,18 @@ void amdgpu_pm_print_power_states(struct amdgpu_device *adev)

		}

		void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
		{
		int ret = 0;

		if (is_support_sw_smu(adev)) {
		ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_JPEG, enable);
		if (ret)
		DRM_ERROR("[SW SMU]: dpm enable jpeg failed, state = %s, ret = %d. \n",
		enable ? "true" : "false", ret);
		}
		}

		int amdgpu_pm_virt_sysfs_init(struct amdgpu_device *adev)
		{
		int ret = 0;

+1 −0

Original line number	Diff line number	Diff line
		@@ -41,5 +41,6 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev);
		void amdgpu_dpm_thermal_work_handler(struct work_struct *work);
		void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable);
		void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable);
		void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable);

		#endif

+9 −1

Original line number	Diff line number	Diff line
		@@ -333,6 +333,9 @@ static int jpeg_v2_0_start(struct amdgpu_device *adev)
		struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
		int r;

		if (adev->pm.dpm_enabled)
		amdgpu_dpm_enable_jpeg(adev, true);

		/* disable power gating */
		r = jpeg_v2_0_disable_power_gating(adev);
		if (r)
		@@ -388,8 +391,13 @@ static int jpeg_v2_0_stop(struct amdgpu_device *adev)

		/* enable power gating */
		r = jpeg_v2_0_enable_power_gating(adev);

		if (r)
		return r;

		if (adev->pm.dpm_enabled)
		amdgpu_dpm_enable_jpeg(adev, false);

		return 0;
		}

		/**