答复: [PATCH 2/2] drm/amdgpu/acpi: skip backlight events for DC

[Qu, Jim]

Those two patches are Reviewed-by: Jim Qu <Jim.Qu at amd.com>



Thanks
JimQu

________________________________________
发件人: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> 代表 Alex Deucher <alexdeucher at gmail.com>
发送时间: 2018年7月19日 22:35:53
收件人: amd-gfx at lists.freedesktop.org
抄送: Deucher, Alexander
主题: [PATCH 2/2] drm/amdgpu/acpi: skip backlight events for DC

No change in behavior, just bail sooner.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 455617813ec4..353993218f21 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -389,7 +389,9 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev,

                DRM_DEBUG_DRIVER("ATIF: %d pending SBIOS requests\n", count);

-               if (req.pending & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST) {
+               /* todo: add DC handling */
+               if ((req.pending & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST) &&
+                   !amdgpu_device_has_dc_support(adev)) {
                        struct amdgpu_encoder *enc = atif->encoder_for_bl;

                        if (enc) {
--
2.13.6

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