From: Eric Bernstein <eric.bernstein@amd.com>
Date: Tue, 22 May 2018 15:16:33 -0400
Subject: drm/amd/display: Stream encoder update
Git-commit: b4f84bdf579eb654add9a4c257b97af499c23e03
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Update stream encoder based on feedback from HW team.
Signed-off-by: Eric Bernstein <eric.bernstein@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 30 ------------
1 file changed, 1 insertion(+), 29 deletions(-)
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
@@ -1097,27 +1097,6 @@ static union audio_cea_channels speakers
return cea_channels;
}
-static uint32_t calc_max_audio_packets_per_line(
- const struct audio_crtc_info *crtc_info)
-{
- uint32_t max_packets_per_line;
-
- max_packets_per_line =
- crtc_info->h_total - crtc_info->h_active;
-
- if (crtc_info->pixel_repetition)
- max_packets_per_line *= crtc_info->pixel_repetition;
-
- /* for other hdmi features */
- max_packets_per_line -= 58;
- /* for Control Period */
- max_packets_per_line -= 16;
- /* Number of Audio Packets per Line */
- max_packets_per_line /= 32;
-
- return max_packets_per_line;
-}
-
static void get_audio_clock_info(
enum dc_color_depth color_depth,
uint32_t crtc_pixel_clock_in_khz,
@@ -1211,16 +1190,9 @@ static void enc1_se_setup_hdmi_audio(
struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc);
struct audio_clock_info audio_clock_info = {0};
- uint32_t max_packets_per_line;
-
- /* For now still do calculation, although this field is ignored when
- * above HDMI_PACKET_GEN_VERSION set to 1
- */
- max_packets_per_line = calc_max_audio_packets_per_line(crtc_info);
/* HDMI_AUDIO_PACKET_CONTROL */
- REG_UPDATE_2(HDMI_AUDIO_PACKET_CONTROL,
- HDMI_AUDIO_PACKETS_PER_LINE, max_packets_per_line,
+ REG_UPDATE(HDMI_AUDIO_PACKET_CONTROL,
HDMI_AUDIO_DELAY_EN, 1);
/* AFMT_AUDIO_PACKET_CONTROL */