[PATCH 35/35] drm/amd/display: add n_vid_mul and half pix_rate for odm

[Bhawanpreet Lakha]

From: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>

Dp needs half container rate to properly support odm

Change-Id: I5a3053c10f54461c5eefc99a44920abfb3d8900e
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Reviewed-by: Nikola Cornij <Nikola.Cornij at amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
---
 .../gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c    | 4 ++--
 drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c          | 7 +++++--
 drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h          | 2 +-
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 392781bfb7a5..750d6ef8d38a 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1032,8 +1032,7 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx,
 	struct dc_link *link = stream->link;
 
 	/* only 3 items below are used by unblank */
-	params.pixel_clk_khz =
-		pipe_ctx->stream->timing.pix_clk_100hz / 10;
+	params.pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_100hz / 10;
 	params.link_settings.link_rate = link_settings->link_rate;
 
 	if (dc_is_dp_signal(pipe_ctx->stream->signal))
@@ -1043,6 +1042,7 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx,
 		link->dc->hwss.edp_backlight_control(link, true);
 	}
 }
+
 void dce110_blank_stream(struct pipe_ctx *pipe_ctx)
 {
 	struct dc_stream_state *stream = pipe_ctx->stream;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
index 1dbd1d3999e6..2f78a84f0dcb 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
@@ -390,7 +390,7 @@ void optc1_program_timing(
 
 	h_div_2 = optc1_is_two_pixels_per_containter(&patched_crtc_timing);
 	REG_UPDATE(OTG_H_TIMING_CNTL,
-			OTG_H_TIMING_DIV_BY2, h_div_2);
+			OTG_H_TIMING_DIV_BY2, h_div_2 || optc1->comb_opp_id != 0xf);
 
 }
 
@@ -1531,10 +1531,13 @@ void dcn10_timing_generator_init(struct optc *optc1)
 	optc1->min_v_blank_interlace = 5;
 	optc1->min_h_sync_width = 8;
 	optc1->min_v_sync_width = 1;
+	optc1->comb_opp_id = 0xf;
 }
 
 bool optc1_is_two_pixels_per_containter(const struct dc_crtc_timing *timing)
 {
-	return timing->pixel_encoding == PIXEL_ENCODING_YCBCR420;
+	bool two_pix = timing->pixel_encoding == PIXEL_ENCODING_YCBCR420;
+
+	return two_pix;
 }
 
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
index 8a4e3e37e894..24452f11c598 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
@@ -435,7 +435,7 @@ struct optc {
 	const struct dcn_optc_shift *tg_shift;
 	const struct dcn_optc_mask *tg_mask;
 
-	enum controller_id controller_id;
+	int comb_opp_id;
 
 	uint32_t max_h_total;
 	uint32_t max_v_total;
-- 
2.17.1