diff options
| author | Alvin lee <alvin.lee3@amd.com> | 2018-05-18 14:14:38 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-06-15 12:24:43 -0500 |
| commit | ce3f6e82249cccbbfd919ad30d256ec62d06b4af (patch) | |
| tree | 1ee340202247cb70720f69f6b5ce4108eb104a04 | |
| parent | 74167ad60c04c45e991af59ee5c7f62aff5c4c38 (diff) | |
| download | linux-ce3f6e82249cccbbfd919ad30d256ec62d06b4af.tar.gz linux-ce3f6e82249cccbbfd919ad30d256ec62d06b4af.tar.bz2 linux-ce3f6e82249cccbbfd919ad30d256ec62d06b4af.zip | |
drm/amd/display: create sink_id in dc_sink structure to idenitify all sinks
Signed-off-by: Alvin lee <alvin.lee3@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_sink.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_types.h | 1 |
4 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 2c05630e78fb..53ce7fa864b4 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -481,6 +481,7 @@ static bool construct(struct dc *dc, dc_ctx->driver_context = init_params->driver; dc_ctx->dc = dc; dc_ctx->asic_id = init_params->asic_id; + dc_ctx->dc_sink_id_count = 0; dc->ctx = dc_ctx; dc->current_state = dc_create_state(); diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c index 25fae38409ab..9971b515c3eb 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c @@ -53,6 +53,10 @@ static bool construct(struct dc_sink *sink, const struct dc_sink_init_data *init sink->dongle_max_pix_clk = init_params->dongle_max_pix_clk; sink->converter_disable_audio = init_params->converter_disable_audio; sink->dc_container_id = NULL; + sink->sink_id = init_params->link->ctx->dc_sink_id_count; + // increment dc_sink_id_count because we don't want two sinks with same ID + // unless they are actually the same + init_params->link->ctx->dc_sink_id_count++; return true; } diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 9954d0eadfbc..7ebce7669eea 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -666,9 +666,13 @@ struct dc_sink { struct dc_link *link; struct dc_context *ctx; + uint32_t sink_id; + /* private to dc_sink.c */ + // refcount must be the last member in dc_sink, since we want the + // sink structure to be logically cloneable up to (but not including) + // refcount struct kref refcount; - }; void dc_sink_retain(struct dc_sink *sink); diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index e026ce5ac78f..c96e526d07bb 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -92,6 +92,7 @@ struct dc_context { bool created_bios; struct gpio_service *gpio_service; struct i2caux *i2caux; + uint32_t dc_sink_id_count; uint64_t fbc_gpu_addr; }; |