drm/amd/display: DSC Programming Deltas

[Why]
Programming register delta for DSC sub-block

[How]
Change DSC, resource files for programming register delta.

Acked-by: Stylon Wang <stylon.wang@amd.com>
Signed-off-by: Sridevi <sarvinde@amd.com>
Reviewed-by: Chris Park <Chris.Park@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 38 insertions, 19 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
index 5bd698cd6d20..5eebe7f03ddc 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
@@ -30,22 +30,13 @@
 #include "dsc/dscc_types.h"
 #include "dsc/rc_calc.h"
 
-static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps);
-static bool dsc_prepare_config(const struct dsc_config *dsc_cfg, struct dsc_reg_values *dsc_reg_vals,
-			struct dsc_optc_config *dsc_optc_cfg);
-static void dsc_init_reg_values(struct dsc_reg_values *reg_vals);
-static void dsc_update_from_dsc_parameters(struct dsc_reg_values *reg_vals, const struct dsc_parameters *dsc_params);
 static void dsc_write_to_registers(struct display_stream_compressor *dsc, const struct dsc_reg_values *reg_vals);
-static enum dsc_pixel_format dsc_dc_pixel_encoding_to_dsc_pixel_format(enum dc_pixel_encoding dc_pix_enc, bool is_ycbcr422_simple);
-static enum dsc_bits_per_comp dsc_dc_color_depth_to_dsc_bits_per_comp(enum dc_color_depth);
 
 /* Object I/F functions */
-static void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps, int pixel_clock_100Hz);
 static void dsc2_read_state(struct display_stream_compressor *dsc, struct dcn_dsc_state *s);
 static bool dsc2_validate_stream(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg);
 static void dsc2_set_config(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg,
 		struct dsc_optc_config *dsc_optc_cfg);
-static bool dsc2_get_packed_pps(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg, uint8_t *dsc_packed_pps);
 static void dsc2_enable(struct display_stream_compressor *dsc, int opp_pipe);
 static void dsc2_disable(struct display_stream_compressor *dsc);
 static void dsc2_disconnect(struct display_stream_compressor *dsc);
@@ -108,7 +99,7 @@ void dsc2_construct(struct dcn20_dsc *dsc,
 /* This returns the capabilities for a single DSC encoder engine. Number of slices and total throughput
  * can be doubled, tripled etc. by using additional DSC engines.
  */
-static void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps, int pixel_clock_100Hz)
+void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps, int pixel_clock_100Hz)
 {
 	dsc_enc_caps->dsc_version = 0x21; /* v1.2 - DP spec defined it in reverse order and we kept it */
 
@@ -184,7 +175,7 @@ static bool dsc2_validate_stream(struct display_stream_compressor *dsc, const st
 }
 
 
-static void dsc_config_log(struct display_stream_compressor *dsc, const struct dsc_config *config)
+void dsc_config_log(struct display_stream_compressor *dsc, const struct dsc_config *config)
 {
 	DC_LOG_DSC("\tnum_slices_h %d", config->dc_dsc_cfg.num_slices_h);
 	DC_LOG_DSC("\tnum_slices_v %d", config->dc_dsc_cfg.num_slices_v);
@@ -211,7 +202,7 @@ static void dsc2_set_config(struct display_stream_compressor *dsc, const struct
 }
 
 
-static bool dsc2_get_packed_pps(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg, uint8_t *dsc_packed_pps)
+bool dsc2_get_packed_pps(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg, uint8_t *dsc_packed_pps)
 {
 	bool is_config_ok;
 	struct dsc_reg_values dsc_reg_vals;
@@ -291,7 +282,7 @@ static void dsc2_disconnect(struct display_stream_compressor *dsc)
 }
 
 /* This module's internal functions */
-static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps)
+void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps)
 {
 	int i;
 	int bits_per_pixel = pps->bits_per_pixel;
@@ -345,7 +336,7 @@ static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_co
 	}
 }
 
-static void dsc_override_rc_params(struct rc_params *rc, const struct dc_dsc_rc_params_override *override)
+void dsc_override_rc_params(struct rc_params *rc, const struct dc_dsc_rc_params_override *override)
 {
 	uint8_t i;
 
@@ -372,7 +363,7 @@ static void dsc_override_rc_params(struct rc_params *rc, const struct dc_dsc_rc_
 	rc->flatness_det_thresh = override->flatness_det_thresh;
 }
 
-static bool dsc_prepare_config(const struct dsc_config *dsc_cfg, struct dsc_reg_values *dsc_reg_vals,
+bool dsc_prepare_config(const struct dsc_config *dsc_cfg, struct dsc_reg_values *dsc_reg_vals,
 			struct dsc_optc_config *dsc_optc_cfg)
 {
 	struct dsc_parameters dsc_params;
@@ -463,7 +454,7 @@ static bool dsc_prepare_config(const struct dsc_config *dsc_cfg, struct dsc_reg_
 }
 
 
-static enum dsc_pixel_format dsc_dc_pixel_encoding_to_dsc_pixel_format(enum dc_pixel_encoding dc_pix_enc, bool is_ycbcr422_simple)
+enum dsc_pixel_format dsc_dc_pixel_encoding_to_dsc_pixel_format(enum dc_pixel_encoding dc_pix_enc, bool is_ycbcr422_simple)
 {
 	enum dsc_pixel_format dsc_pix_fmt = DSC_PIXFMT_UNKNOWN;
 
@@ -495,7 +486,7 @@ static enum dsc_pixel_format dsc_dc_pixel_encoding_to_dsc_pixel_format(enum dc_p
 }
 
 
-static enum dsc_bits_per_comp dsc_dc_color_depth_to_dsc_bits_per_comp(enum dc_color_depth dc_color_depth)
+enum dsc_bits_per_comp dsc_dc_color_depth_to_dsc_bits_per_comp(enum dc_color_depth dc_color_depth)
 {
 	enum dsc_bits_per_comp bpc = DSC_BPC_UNKNOWN;
 
@@ -518,7 +509,7 @@ static enum dsc_bits_per_comp dsc_dc_color_depth_to_dsc_bits_per_comp(enum dc_co
 }
 
 
-static void dsc_init_reg_values(struct dsc_reg_values *reg_vals)
+void dsc_init_reg_values(struct dsc_reg_values *reg_vals)
 {
 	int i;
 
@@ -574,7 +565,7 @@ static void dsc_init_reg_values(struct dsc_reg_values *reg_vals)
  * This is required because dscc_compute_dsc_parameters returns a modified PPS, which in turn
  * affects non-PPS register values.
  */
-static void dsc_update_from_dsc_parameters(struct dsc_reg_values *reg_vals, const struct dsc_parameters *dsc_params)
+void dsc_update_from_dsc_parameters(struct dsc_reg_values *reg_vals, const struct dsc_parameters *dsc_params)
 {
 	int i;
 
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.h
index 7ce64a3c1b02..ba869387c3c5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.h
@@ -549,6 +549,27 @@ struct dcn20_dsc {
 	int max_image_width;
 };
 
+void dsc_config_log(struct display_stream_compressor *dsc,
+		const struct dsc_config *config);
+
+void dsc_log_pps(struct display_stream_compressor *dsc,
+		struct drm_dsc_config *pps);
+
+void dsc_override_rc_params(struct rc_params *rc,
+		const struct dc_dsc_rc_params_override *override);
+
+bool dsc_prepare_config(const struct dsc_config *dsc_cfg,
+		struct dsc_reg_values *dsc_reg_vals,
+		struct dsc_optc_config *dsc_optc_cfg);
+
+enum dsc_pixel_format dsc_dc_pixel_encoding_to_dsc_pixel_format(enum dc_pixel_encoding dc_pix_enc,
+		bool is_ycbcr422_simple);
+
+enum dsc_bits_per_comp dsc_dc_color_depth_to_dsc_bits_per_comp(enum dc_color_depth dc_color_depth);
+
+void dsc_init_reg_values(struct dsc_reg_values *reg_vals);
+
+void dsc_update_from_dsc_parameters(struct dsc_reg_values *reg_vals, const struct dsc_parameters *dsc_params);
 
 void dsc2_construct(struct dcn20_dsc *dsc,
 		struct dc_context *ctx,
@@ -557,5 +578,12 @@ void dsc2_construct(struct dcn20_dsc *dsc,
 		const struct dcn20_dsc_shift *dsc_shift,
 		const struct dcn20_dsc_mask *dsc_mask);
 
+void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps,
+		int pixel_clock_100Hz);
+
+bool dsc2_get_packed_pps(struct display_stream_compressor *dsc,
+		const struct dsc_config *dsc_cfg,
+		uint8_t *dsc_packed_pps);
+
 #endif