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drm/amd/display: Add function to get the pipe from the stream context

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[Why]
We need a helper function in dc to grab the pipe from the stream
context.

[How]
Add it.

Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Leo (Hanghong) Ma <hanghong.ma@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Leo (Hanghong) Ma 2022-03-10 17:20:35 -05:00 committed by Alex Deucher
parent a0248d543b
commit 10499e4055
2 changed files with 16 additions and 0 deletions
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14
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
View File

@ -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(

2
drivers/gpu/drm/amd/display/dc/dc_stream.h
View File

@ -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_ */