From 75f77aafe281c5d971ca876a025093ee62c8a2a8 Mon Sep 17 00:00:00 2001 From: Wayne Lin Date: Wed, 15 Jul 2020 16:45:09 +0800 Subject: [PATCH] drm/amd/display: Send H14b-VSIF specified in HDMI [Why] Current function excludes the logic to generate H14b-VSIF. Now it constructs HF-VSIF only and causes HDMI compliace test fail. [How] According to HDMI spec, source devices shall utilize the H14b-VSIF whenever the signaling capabilities of the H14b-VSIF allow this. Here keep the logic for HF-VSIF and add H14b-VSIF construction part. Signed-off-by: Wayne Lin Reviewed-by: Roman Li Acked-by: Eryk Brol Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 ++- .../gpu/drm/amd/display/modules/inc/mod_info_packet.h | 2 +- .../drm/amd/display/modules/info_packet/info_packet.c | 16 ++-------------- 3 files changed, 5 insertions(+), 16 deletions(-) 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 ec6710f..785f21e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4685,7 +4685,8 @@ 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); + mod_build_hf_vsif_infopacket(stream, &stream->vsp_infopacket); + if (stream->link->psr_settings.psr_feature_enabled) { // // should decide stream support vsc sdp colorimetry capability diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h index 13c57ff..1ab813b 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h @@ -37,6 +37,6 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream, struct dc_info_packet *info_packet); void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream, - struct dc_info_packet *info_packet, int ALLMEnabled, int ALLMValue); + struct dc_info_packet *info_packet); #endif diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c index 7cd8a43..0fdf7a3 100644 --- a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c +++ b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c @@ -421,15 +421,13 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream, ***************************************************************************** */ void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream, - struct dc_info_packet *info_packet, int ALLMEnabled, int ALLMValue) + struct dc_info_packet *info_packet) { unsigned int length = 5; bool hdmi_vic_mode = false; uint8_t checksum = 0; uint32_t i = 0; enum dc_timing_3d_format format; - bool bALLM = (bool)ALLMEnabled; - bool bALLMVal = (bool)ALLMValue; info_packet->valid = false; format = stream->timing.timing_3d_format; @@ -442,20 +440,13 @@ void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream, && format == TIMING_3D_FORMAT_NONE) hdmi_vic_mode = true; - if ((format == TIMING_3D_FORMAT_NONE) && !hdmi_vic_mode && !bALLM) + if ((format == TIMING_3D_FORMAT_NONE) && !hdmi_vic_mode) return; info_packet->sb[1] = 0x03; info_packet->sb[2] = 0x0C; info_packet->sb[3] = 0x00; - if (bALLM) { - info_packet->sb[1] = 0xD8; - info_packet->sb[2] = 0x5D; - info_packet->sb[3] = 0xC4; - info_packet->sb[4] = HF_VSIF_VERSION; - } - if (format != TIMING_3D_FORMAT_NONE) info_packet->sb[4] = (2 << 5); @@ -490,9 +481,6 @@ void mod_build_hf_vsif_infopacket(const struct dc_stream_state *stream, info_packet->hb1 = 0x01; info_packet->hb2 = (uint8_t) (length); - if (bALLM) - info_packet->sb[5] = (info_packet->sb[5] & ~0x02) | (bALLMVal << 1); - checksum += info_packet->hb0; checksum += info_packet->hb1; checksum += info_packet->hb2; -- 2.7.4