From 10499e4055949e4682d2e7c428365175e99e0800 Mon Sep 17 00:00:00 2001 From: "Leo (Hanghong) Ma" Date: Thu, 10 Mar 2022 17:20:35 -0500 Subject: [PATCH] drm/amd/display: Add function to get the pipe from the stream context [Why] We need a helper function in dc to grab the pipe from the stream context. [How] Add it. Reviewed-by: Martin Leung Acked-by: Agustin Gutierrez Signed-off-by: Leo (Hanghong) Ma Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 14 ++++++++++++++ drivers/gpu/drm/amd/display/dc/dc_stream.h | 2 ++ 2 files changed, 16 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c index dc5fd27..c4e871f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c @@ -718,6 +718,20 @@ enum dc_status dc_stream_add_dsc_to_resource(struct dc *dc, } } +struct pipe_ctx *dc_stream_get_pipe_ctx(struct dc_stream_state *stream) +{ + int i = 0; + + for (i = 0; i < MAX_PIPES; i++) { + struct pipe_ctx *pipe = &stream->ctx->dc->current_state->res_ctx.pipe_ctx[i]; + + if (pipe->stream == stream) + return pipe; + } + + return NULL; +} + void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream) { DC_LOG_DC( diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index f631b61..99a750f 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -524,4 +524,6 @@ bool dc_stream_get_crtc_position(struct dc *dc, unsigned int *v_pos, unsigned int *nom_v_pos); +struct pipe_ctx *dc_stream_get_pipe_ctx(struct dc_stream_state *stream); + #endif /* DC_STREAM_H_ */ -- 2.7.4