drm/amd/display: Add z8_marks in dml

Add z8 watermarks to struct for later ASIC use.
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml2/display_mode_core.c

@@ -10169,6 +10169,8 @@ dml_get_var_func(wm_memory_trip, dml_float_t, mode_lib->mp.UrgentLatency);
 dml_get_var_func(wm_fclk_change, dml_float_t, mode_lib->mp.Watermark.FCLKChangeWatermark);
 dml_get_var_func(wm_usr_retraining, dml_float_t, mode_lib->mp.Watermark.USRRetrainingWatermark);
 dml_get_var_func(wm_dram_clock_change, dml_float_t, mode_lib->mp.Watermark.DRAMClockChangeWatermark);
+dml_get_var_func(wm_z8_stutter_enter_exit, dml_float_t, mode_lib->mp.Watermark.Z8StutterEnterPlusExitWatermark);
+dml_get_var_func(wm_z8_stutter, dml_float_t, mode_lib->mp.Watermark.Z8StutterExitWatermark);
 dml_get_var_func(fraction_of_urgent_bandwidth, dml_float_t, mode_lib->mp.FractionOfUrgentBandwidth);
 dml_get_var_func(fraction_of_urgent_bandwidth_imm_flip, dml_float_t, mode_lib->mp.FractionOfUrgentBandwidthImmediateFlip);
 dml_get_var_func(urgent_latency, dml_float_t, mode_lib->mp.UrgentLatency);

drivers/gpu/drm/amd/display/dc/dml2/display_mode_core.h

@@ -85,6 +85,8 @@ dml_get_var_decl(wm_stutter_exit, dml_float_t);
 dml_get_var_decl(wm_stutter_enter_exit, dml_float_t);
 dml_get_var_decl(wm_memory_trip, dml_float_t);
 dml_get_var_decl(wm_dram_clock_change, dml_float_t);
+dml_get_var_decl(wm_z8_stutter_enter_exit, dml_float_t);
+dml_get_var_decl(wm_z8_stutter, dml_float_t);
 dml_get_var_decl(urgent_latency, dml_float_t);
 dml_get_var_decl(clk_dcf_deepsleep, dml_float_t);
 dml_get_var_decl(wm_fclk_change, dml_float_t);

drivers/gpu/drm/amd/display/dc/dml2/dml2_utils.c

@@ -369,6 +369,8 @@ void dml2_extract_watermark_set(struct dcn_watermarks *watermark, struct display
 	watermark->urgent_latency_ns = dml_get_urgent_latency(dml_core_ctx) * 1000;
 	watermark->cstate_pstate.fclk_pstate_change_ns = dml_get_wm_fclk_change(dml_core_ctx) * 1000;
 	watermark->usr_retraining_ns = dml_get_wm_usr_retraining(dml_core_ctx) * 1000;
+	watermark->cstate_pstate.cstate_enter_plus_exit_z8_ns = dml_get_wm_z8_stutter_enter_exit(dml_core_ctx) * 1000;
+	watermark->cstate_pstate.cstate_exit_z8_ns = dml_get_wm_z8_stutter(dml_core_ctx) * 1000;
 }
 
 void dml2_initialize_det_scratch(struct dml2_context *in_ctx)

drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c

@@ -717,6 +717,8 @@ bool dml2_create(const struct dc *in_dc, const struct dml2_configuration_options
 
 	initialize_dml2_soc_states(*dml2, in_dc, &(*dml2)->v20.dml_core_ctx.soc, &(*dml2)->v20.dml_core_ctx.states);
 
+	/*Initialize DML20 instance which calls dml2_core_create, and core_dcn3_populate_informative*/
+	//dml2_initialize_instance(&(*dml_ctx)->v20.dml_init);
 	return true;
 }
 

drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.h

@@ -63,6 +63,7 @@ struct dml2_dcn_clocks {
 	unsigned int ref_dtbclk_khz;
 	bool p_state_supported;
 	unsigned int cab_num_ways_required;
+	unsigned int dcfclk_khz_ds;
 };
 
 struct dml2_dc_callbacks {