Variable igp_lane_info always is 0. 0 & any value = 0 and false.
In this way, all сonditional statements will false.
Therefore, it is not clear what this code does.
Signed-off-by: Grigory Vasilyev <h0tc0d3@xxxxxxxxx>
---
.../gpu/drm/amd/amdgpu/atombios_encoders.c | 21 -------------------
1 file changed, 21 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
index 2b0cc793291c..100bad2f5901 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
@@ -769,7 +769,6 @@ amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int a
int dp_clock = 0;
int dp_lane_count = 0;
int connector_object_id = 0;
- int igp_lane_info = 0;
int dig_encoder = dig->dig_encoder;
int hpd_id = AMDGPU_HPD_NONE;
@@ -852,26 +851,6 @@ amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int a
else
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
- if ((adev->flags & AMD_IS_APU) &&
- (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_UNIPHY)) {
- if (is_dp ||
- !amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock)) {
- if (igp_lane_info & 0x1)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_3;
- else if (igp_lane_info & 0x2)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_4_7;
- else if (igp_lane_info & 0x4)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_11;
- else if (igp_lane_info & 0x8)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_12_15;
- } else {
- if (igp_lane_info & 0x3)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_7;
- else if (igp_lane_info & 0xc)
- args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_15;
- }
- }
-
if (dig->linkb)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
else
--
2.35.1
