From: Daniel Miess <Daniel.Miess@xxxxxxx>
[Why]
DIG_FIFO_OUTPUT_PIXEL_MODE not being set for dcn314
resulting in incorrect timing for YCbCr4:2:0
[How]
Copy the implementation of set_pixels_per_cycle from dcn32
over to dcn314
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@xxxxxxx>
Acked-by: Tom Chung <chiahsuan.chung@xxxxxxx>
Signed-off-by: Daniel Miess <Daniel.Miess@xxxxxxx>
---
.../drm/amd/display/dc/dcn314/dcn314_hwseq.c | 28 +++++++++++++++++++
.../drm/amd/display/dc/dcn314/dcn314_hwseq.h | 4 +++
.../drm/amd/display/dc/dcn314/dcn314_init.c | 2 ++
3 files changed, 34 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
index 452f4a9bf251..39931d48f385 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
@@ -374,3 +374,31 @@ unsigned int dcn314_calculate_dccg_k1_k2_values(struct pipe_ctx *pipe_ctx, unsig
return odm_combine_factor;
}
+
+void dcn314_set_pixels_per_cycle(struct pipe_ctx *pipe_ctx)
+{
+ uint32_t pix_per_cycle = 1;
+ uint32_t odm_combine_factor = 1;
+
+ if (!pipe_ctx || !pipe_ctx->stream || !pipe_ctx->stream_res.stream_enc)
+ return;
+
+ odm_combine_factor = get_odm_config(pipe_ctx, NULL);
+ if (optc2_is_two_pixels_per_containter(&pipe_ctx->stream->timing) || odm_combine_factor > 1
+ || dcn314_is_dp_dig_pixel_rate_div_policy(pipe_ctx))
+ pix_per_cycle = 2;
+
+ if (pipe_ctx->stream_res.stream_enc->funcs->set_input_mode)
+ pipe_ctx->stream_res.stream_enc->funcs->set_input_mode(pipe_ctx->stream_res.stream_enc,
+ pix_per_cycle);
+}
+
+bool dcn314_is_dp_dig_pixel_rate_div_policy(struct pipe_ctx *pipe_ctx)
+{
+ struct dc *dc = pipe_ctx->stream->ctx->dc;
+
+ if (dc_is_dp_signal(pipe_ctx->stream->signal) && !is_dp_128b_132b_signal(pipe_ctx) &&
+ dc->debug.enable_dp_dig_pixel_rate_div_policy)
+ return true;
+ return false;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h
index be0f5e4d48e1..d014580592ac 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h
@@ -39,4 +39,8 @@ void dcn314_enable_power_gating_plane(struct dce_hwseq *hws, bool enable);
unsigned int dcn314_calculate_dccg_k1_k2_values(struct pipe_ctx *pipe_ctx, unsigned int *k1_div, unsigned int *k2_div);
+void dcn314_set_pixels_per_cycle(struct pipe_ctx *pipe_ctx);
+
+bool dcn314_is_dp_dig_pixel_rate_div_policy(struct pipe_ctx *pipe_ctx);
+
#endif /* __DC_HWSS_DCN314_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c
index b9debeb081fd..fcf67eb3478f 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c
@@ -145,6 +145,8 @@ static const struct hwseq_private_funcs dcn314_private_funcs = {
.set_shaper_3dlut = dcn20_set_shaper_3dlut,
.setup_hpo_hw_control = dcn31_setup_hpo_hw_control,
.calculate_dccg_k1_k2_values = dcn314_calculate_dccg_k1_k2_values,
+ .set_pixels_per_cycle = dcn314_set_pixels_per_cycle,
+ .is_dp_dig_pixel_rate_div_policy = dcn314_is_dp_dig_pixel_rate_div_policy,
};
void dcn314_hw_sequencer_construct(struct dc *dc)
--
2.25.1
