From: Brandon Syu Brandon.Syu@amd.com
[ Upstream commit be704e5ef4bd66dee9bb3f876964327e3a247d31 ]
This reverts commit de612738e9771bd66aeb20044486c457c512f684.
Reason to revert: screen flashes or gray screen appeared half of the screen after resume from S4/S5.
Reviewed-by: Charlene Liu charlene.liu@amd.com Signed-off-by: Brandon Syu Brandon.Syu@amd.com Signed-off-by: Alex Hung alex.hung@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c | 5 ----- 1 file changed, 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c index 297f313794e49..809c556f4e7de 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c @@ -1890,7 +1890,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) bool can_apply_edp_fast_boot = false; bool can_apply_seamless_boot = false; bool keep_edp_vdd_on = false; - struct dc_bios *dcb = dc->ctx->dc_bios; DC_LOGGER_INIT();
@@ -1967,8 +1966,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) hws->funcs.edp_backlight_control(edp_link_with_sink, false); } /*resume from S3, no vbios posting, no need to power down again*/ - if (dcb && dcb->funcs && !dcb->funcs->is_accelerated_mode(dcb)) - clk_mgr_exit_optimized_pwr_state(dc, dc->clk_mgr);
power_down_all_hw_blocks(dc);
@@ -1981,8 +1978,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) disable_vga_and_power_gate_all_controllers(dc); if (edp_link_with_sink && !keep_edp_vdd_on) dc->hwss.edp_power_control(edp_link_with_sink, false); - if (dcb && dcb->funcs && !dcb->funcs->is_accelerated_mode(dcb)) - clk_mgr_optimize_pwr_state(dc, dc->clk_mgr); } bios_set_scratch_acc_mode_change(dc->ctx->dc_bios, 1); }