drm/amd/display: use proper pipe_ctx index (a978f657) · Commits · 戴 / test

Use link->link_index as index to pipe_ctx[] to get proper link information instead of using index 0 to avoid potential miss matches. Signed-off-by:

drivers/gpu/drm/amd/display/dc/core/dc.c

+18 −2

Original line number	Diff line number	Diff line
		@@ -460,9 +460,25 @@ void dc_link_set_preferred_link_settings(struct dc *dc,
		struct dc_link_settings *link_setting,
		struct dc_link *link)
		{
		int i;
		struct pipe_ctx *pipe;
		struct dc_stream_state *link_stream;
		struct dc_link_settings store_settings = *link_setting;
		struct dc_stream_state *link_stream =
		link->dc->current_state->res_ctx.pipe_ctx[0].stream;

		for (i = 0; i < MAX_PIPES; i++) {
		pipe = &dc->current_state->res_ctx.pipe_ctx[i];
		if (pipe->stream && pipe->stream->sink
		&& pipe->stream->sink->link) {
		if (pipe->stream->sink->link == link)
		break;
		}
		}

		/* Stream not found */
		if (i == MAX_PIPES)
		return;

		link_stream = link->dc->current_state->res_ctx.pipe_ctx[i].stream;

		link->preferred_link_setting = store_settings;
		if (link_stream)