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drm/amd/display: fix Smart Power OLED not working after S4 

[HOW]
Before enable smart power OLED, we need to call set pipe to let
DMUB get correct ABM config.

Reviewed-by: Robin Chen <robin.chen@amd.com>
Signed-off-by: Ian Chen <ian.chen@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ian Chen 2025-11-13 13:07:58 +08:00 committed by Alex Deucher
parent 5fdd03c7e2
commit 54da09c768
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/display/dc/core/dc.c
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@ -6012,6 +6012,12 @@ bool dc_smart_power_oled_enable(const struct dc_link *link, bool enable, uint16_
if (pipe_ctx)
otg_inst = pipe_ctx->stream_res.tg->inst;
// before enable smart power OLED, we need to call set pipe for DMUB to set ABM config
if (enable) {
if (dc->hwss.set_pipe && pipe_ctx)
dc->hwss.set_pipe(pipe_ctx);
}
// fill in cmd
memset(&cmd, 0, sizeof(cmd));