drm/amd/display: build up VSIF infopacket

[Why]
Didn't send VSIF infopacket when it's 4k mode defined in HDMI 1.4b.
For HDMI 1.4b, While displaying 4k modes, it should send VSP.

[How]
Call mod_build_hf_vsif_infopacket() function to build info frame
and send it.

Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 650a6c0..1890267 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3736,6 +3736,9 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
 
        update_stream_signal(stream, sink);
 
+       if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A)
+               mod_build_hf_vsif_infopacket(stream, &stream->vsp_infopacket, false, false);
+
 finish:
        dc_sink_release(sink);