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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 44aed03c37f2..f5df271c8d1a 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -68,10 +68,12 @@ struct dmub_notification; #define MAX_STREAMS 6 #define MIN_VIEWPORT_SIZE 12 #define MAX_NUM_EDP 2 -#define MAX_HOST_ROUTERS_NUM 3 -#define MAX_DPIA_PER_HOST_ROUTER 2 #define MAX_SUPPORTED_FORMATS 7 +#define MAX_HOST_ROUTERS_NUM 3 +#define MAX_DPIA_PER_HOST_ROUTER 3 +#define MAX_DPIA_NUM (MAX_HOST_ROUTERS_NUM * MAX_DPIA_PER_HOST_ROUTER) + /* Display Core Interfaces */ struct dc_versions { const char *dc_ver; @@ -2427,6 +2429,14 @@ void dc_link_dp_dpia_handle_usb4_bandwidth_allocation_for_link( bool dc_link_dp_dpia_validate(struct dc *dc, const struct dc_stream_state *streams, const unsigned int count); +/* + * Calculates the DP tunneling bandwidth required for the stream timing + * and aggregates the stream bandwidth for the respective DP tunneling link + * + * return: dc_status + */ +enum dc_status dc_link_validate_dp_tunneling_bandwidth(const struct dc *dc, const struct dc_state *new_ctx); + /* Sink Interfaces - A sink corresponds to a display output device */ struct dc_container_id { |