diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_resource.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 50 |
1 files changed, 34 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 4ca41d6e3bcf..1644f2a946b0 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -268,24 +268,30 @@ bool resource_construct( return true; } +static int find_matching_clock_source( + const struct resource_pool *pool, + struct clock_source *clock_source) +{ + + int i; + for (i = 0; i < pool->clk_src_count; i++) { + if (pool->clock_sources[i] == clock_source) + return i; + } + return -1; +} void resource_unreference_clock_source( struct resource_context *res_ctx, const struct resource_pool *pool, struct clock_source *clock_source) { - int i; - - for (i = 0; i < pool->clk_src_count; i++) { - if (pool->clock_sources[i] != clock_source) - continue; + int i = find_matching_clock_source(pool, clock_source); + if (i > -1) res_ctx->clock_source_ref_count[i]--; - break; - } - if (pool->dp_clock_source == clock_source) res_ctx->dp_clock_source_ref_count--; } @@ -295,19 +301,31 @@ void resource_reference_clock_source( const struct resource_pool *pool, struct clock_source *clock_source) { - int i; - for (i = 0; i < pool->clk_src_count; i++) { - if (pool->clock_sources[i] != clock_source) - continue; + int i = find_matching_clock_source(pool, clock_source); + if (i > -1) res_ctx->clock_source_ref_count[i]++; - break; - } if (pool->dp_clock_source == clock_source) res_ctx->dp_clock_source_ref_count++; } +int resource_get_clock_source_reference( + struct resource_context *res_ctx, + const struct resource_pool *pool, + struct clock_source *clock_source) +{ + int i = find_matching_clock_source(pool, clock_source); + + if (i > -1) + return res_ctx->clock_source_ref_count[i]; + + if (pool->dp_clock_source == clock_source) + return res_ctx->dp_clock_source_ref_count; + + return -1; +} + bool resource_are_streams_timing_synchronizable( struct dc_stream_state *stream1, struct dc_stream_state *stream2) @@ -372,11 +390,11 @@ static bool is_sharable_clk_src( return false; if (dc_is_hdmi_signal(pipe_with_clk_src->stream->signal) - && dc_is_dvi_signal(pipe->stream->signal)) + && dc_is_dual_link_signal(pipe->stream->signal)) return false; if (dc_is_hdmi_signal(pipe->stream->signal) - && dc_is_dvi_signal(pipe_with_clk_src->stream->signal)) + && dc_is_dual_link_signal(pipe_with_clk_src->stream->signal)) return false; if (!resource_are_streams_timing_synchronizable( |