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Revert "drm/amd/display: Exit idle optimizations before attempt to access PHY"

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This reverts commit de612738e9.

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>
This commit is contained in:
Brandon Syu 2025-01-21 13:29:51 +08:00 committed by Alex Deucher
parent c909a49128
commit be704e5ef4
1 changed files with 0 additions and 5 deletions
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5
drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c
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@ -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);
}