From: George Shen Date: Tue, 5 Dec 2023 23:34:47 +0000 (-0500) Subject: drm/amd/display: Set test_pattern_changed update flag on pipe enable X-Git-Tag: microblaze-v6.10~515^2~7^2~89 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=b5882675074086245589daa21c9d2b205810b83f;p=linux-2.6-microblaze.git drm/amd/display: Set test_pattern_changed update flag on pipe enable [Why] In certain cases, ODM pipe split can occur while stream already has test pattern enabled. The new pipe used in the ODM combine config must be configured to output the test pattern in this case. [How] If the stream is configured to output test pattern, then set the test_pattern_changed update flag for the new pipe when it gets enabled. Reviewed-by: Alvin Lee Acked-by: Wayne Lin Signed-off-by: George Shen Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c index 5bb5e2960276..2c8eff815ec1 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c @@ -1400,6 +1400,10 @@ static void dcn20_detect_pipe_changes(struct pipe_ctx *old_pipe, struct pipe_ctx new_pipe->update_flags.bits.scaler = 1; new_pipe->update_flags.bits.viewport = 1; new_pipe->update_flags.bits.det_size = 1; + if (new_pipe->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE && + new_pipe->stream_res.test_pattern_params.width != 0 && + new_pipe->stream_res.test_pattern_params.height != 0) + new_pipe->update_flags.bits.test_pattern_changed = 1; if (!new_pipe->top_pipe && !new_pipe->prev_odm_pipe) { new_pipe->update_flags.bits.odm = 1; new_pipe->update_flags.bits.global_sync = 1;