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From 675a9e38b39c4114dbcf1ed2e7f7a0e5a6a5e4b4 Mon Sep 17 00:00:00 2001
From: Leo Li <sunpeng.li@amd.com>
Date: Tue, 6 Aug 2019 13:50:28 -0400
Subject: drm/amd/display: Load NV12 SOC BB from firmware
Git-commit: 675a9e38b39c4114dbcf1ed2e7f7a0e5a6a5e4b4
Patch-mainline: v5.4-rc1
References: bsc#1152489

[Why]

Previous SOC bounding box firmware loading logic was for NV10, when we
still had it in firmware. Now that it's brought into driver code, and
NV12 BB is in firmware, this logic needs to be repurposed for NV12.

[How]

Set SOC_BOUNDING_BOX_VALID to false, and add the dcn_2_0_nv12_soc BB
struct. In init_soc_bounding_box, load firmware to nv12 BB instead.

In addition, conditionally update and patch the BB, depending on ASIC
REV.

Signed-off-by: Leo Li <sunpeng.li@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 .../drm/amd/display/dc/dcn20/dcn20_resource.c | 156 +++++++++++-------
 1 file changed, 96 insertions(+), 60 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 24bbea9e4f82..68d197b82c75 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -82,7 +82,8 @@
 
 #include "amdgpu_socbb.h"
 
-#define SOC_BOUNDING_BOX_VALID true
+/* NV12 SOC BB is currently in FW, mark SW bounding box invalid. */
+#define SOC_BOUNDING_BOX_VALID false
 #define DC_LOGGER_INIT(logger)
 
 struct _vcs_dpi_ip_params_st dcn2_0_ip = {
@@ -268,6 +269,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_0_soc = {
 	.use_urgent_burst_bw = 0
 };
 
+struct _vcs_dpi_soc_bounding_box_st dcn2_0_nv12_soc = { 0 };
 
 #ifndef mmDP0_DP_DPHY_INTERNAL_CTRL
 	#define mmDP0_DP_DPHY_INTERNAL_CTRL		0x210f
@@ -3044,6 +3046,27 @@ static void patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s
 	kernel_fpu_end();
 }
 
+static struct _vcs_dpi_soc_bounding_box_st *get_asic_rev_soc_bb(
+	uint32_t hw_internal_rev)
+{
+	if (ASICREV_IS_NAVI12_P(hw_internal_rev))
+		return &dcn2_0_nv12_soc;
+
+	return &dcn2_0_soc;
+}
+
+static struct _vcs_dpi_ip_params_st *get_asic_rev_ip_params(
+	uint32_t hw_internal_rev)
+{
+	/* NV12 and NV10 */
+	return &dcn2_0_ip;
+}
+
+static enum dml_project get_dml_project_version(uint32_t hw_internal_rev)
+{
+	return DML_PROJECT_NAVI10v2;
+}
+
 #define fixed16_to_double(x) (((double) x) / ((double) (1 << 16)))
 #define fixed16_to_double_to_cpu(x) fixed16_to_double(le32_to_cpu(x))
 
@@ -3051,6 +3074,11 @@ static bool init_soc_bounding_box(struct dc *dc,
 				  struct dcn20_resource_pool *pool)
 {
 	const struct gpu_info_soc_bounding_box_v1_0 *bb = dc->soc_bounding_box;
+	struct _vcs_dpi_soc_bounding_box_st *loaded_bb =
+			get_asic_rev_soc_bb(dc->ctx->asic_id.hw_internal_rev);
+	struct _vcs_dpi_ip_params_st *loaded_ip =
+			get_asic_rev_ip_params(dc->ctx->asic_id.hw_internal_rev);
+
 	DC_LOGGER_INIT(dc->ctx->logger);
 
 	if (!bb && !SOC_BOUNDING_BOX_VALID) {
@@ -3061,101 +3089,103 @@ static bool init_soc_bounding_box(struct dc *dc,
 	if (bb && !SOC_BOUNDING_BOX_VALID) {
 		int i;
 
-		dcn2_0_soc.sr_exit_time_us =
+		dcn2_0_nv12_soc.sr_exit_time_us =
 				fixed16_to_double_to_cpu(bb->sr_exit_time_us);
-		dcn2_0_soc.sr_enter_plus_exit_time_us =
+		dcn2_0_nv12_soc.sr_enter_plus_exit_time_us =
 				fixed16_to_double_to_cpu(bb->sr_enter_plus_exit_time_us);
-		dcn2_0_soc.urgent_latency_us =
+		dcn2_0_nv12_soc.urgent_latency_us =
 				fixed16_to_double_to_cpu(bb->urgent_latency_us);
-		dcn2_0_soc.urgent_latency_pixel_data_only_us =
+		dcn2_0_nv12_soc.urgent_latency_pixel_data_only_us =
 				fixed16_to_double_to_cpu(bb->urgent_latency_pixel_data_only_us);
-		dcn2_0_soc.urgent_latency_pixel_mixed_with_vm_data_us =
+		dcn2_0_nv12_soc.urgent_latency_pixel_mixed_with_vm_data_us =
 				fixed16_to_double_to_cpu(bb->urgent_latency_pixel_mixed_with_vm_data_us);
-		dcn2_0_soc.urgent_latency_vm_data_only_us =
+		dcn2_0_nv12_soc.urgent_latency_vm_data_only_us =
 				fixed16_to_double_to_cpu(bb->urgent_latency_vm_data_only_us);
-		dcn2_0_soc.urgent_out_of_order_return_per_channel_pixel_only_bytes =
+		dcn2_0_nv12_soc.urgent_out_of_order_return_per_channel_pixel_only_bytes =
 				le32_to_cpu(bb->urgent_out_of_order_return_per_channel_pixel_only_bytes);
-		dcn2_0_soc.urgent_out_of_order_return_per_channel_pixel_and_vm_bytes =
+		dcn2_0_nv12_soc.urgent_out_of_order_return_per_channel_pixel_and_vm_bytes =
 				le32_to_cpu(bb->urgent_out_of_order_return_per_channel_pixel_and_vm_bytes);
-		dcn2_0_soc.urgent_out_of_order_return_per_channel_vm_only_bytes =
+		dcn2_0_nv12_soc.urgent_out_of_order_return_per_channel_vm_only_bytes =
 				le32_to_cpu(bb->urgent_out_of_order_return_per_channel_vm_only_bytes);
-		dcn2_0_soc.pct_ideal_dram_sdp_bw_after_urgent_pixel_only =
+		dcn2_0_nv12_soc.pct_ideal_dram_sdp_bw_after_urgent_pixel_only =
 				fixed16_to_double_to_cpu(bb->pct_ideal_dram_sdp_bw_after_urgent_pixel_only);
-		dcn2_0_soc.pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm =
+		dcn2_0_nv12_soc.pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm =
 				fixed16_to_double_to_cpu(bb->pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm);
-		dcn2_0_soc.pct_ideal_dram_sdp_bw_after_urgent_vm_only =
+		dcn2_0_nv12_soc.pct_ideal_dram_sdp_bw_after_urgent_vm_only =
 				fixed16_to_double_to_cpu(bb->pct_ideal_dram_sdp_bw_after_urgent_vm_only);
-		dcn2_0_soc.max_avg_sdp_bw_use_normal_percent =
+		dcn2_0_nv12_soc.max_avg_sdp_bw_use_normal_percent =
 				fixed16_to_double_to_cpu(bb->max_avg_sdp_bw_use_normal_percent);
-		dcn2_0_soc.max_avg_dram_bw_use_normal_percent =
+		dcn2_0_nv12_soc.max_avg_dram_bw_use_normal_percent =
 				fixed16_to_double_to_cpu(bb->max_avg_dram_bw_use_normal_percent);
-		dcn2_0_soc.writeback_latency_us =
+		dcn2_0_nv12_soc.writeback_latency_us =
 				fixed16_to_double_to_cpu(bb->writeback_latency_us);
-		dcn2_0_soc.ideal_dram_bw_after_urgent_percent =
+		dcn2_0_nv12_soc.ideal_dram_bw_after_urgent_percent =
 				fixed16_to_double_to_cpu(bb->ideal_dram_bw_after_urgent_percent);
-		dcn2_0_soc.max_request_size_bytes =
+		dcn2_0_nv12_soc.max_request_size_bytes =
 				le32_to_cpu(bb->max_request_size_bytes);
-		dcn2_0_soc.dram_channel_width_bytes =
+		dcn2_0_nv12_soc.dram_channel_width_bytes =
 				le32_to_cpu(bb->dram_channel_width_bytes);
-		dcn2_0_soc.fabric_datapath_to_dcn_data_return_bytes =
+		dcn2_0_nv12_soc.fabric_datapath_to_dcn_data_return_bytes =
 				le32_to_cpu(bb->fabric_datapath_to_dcn_data_return_bytes);
-		dcn2_0_soc.dcn_downspread_percent =
+		dcn2_0_nv12_soc.dcn_downspread_percent =
 				fixed16_to_double_to_cpu(bb->dcn_downspread_percent);
-		dcn2_0_soc.downspread_percent =
+		dcn2_0_nv12_soc.downspread_percent =
 				fixed16_to_double_to_cpu(bb->downspread_percent);
-		dcn2_0_soc.dram_page_open_time_ns =
+		dcn2_0_nv12_soc.dram_page_open_time_ns =
 				fixed16_to_double_to_cpu(bb->dram_page_open_time_ns);
-		dcn2_0_soc.dram_rw_turnaround_time_ns =
+		dcn2_0_nv12_soc.dram_rw_turnaround_time_ns =
 				fixed16_to_double_to_cpu(bb->dram_rw_turnaround_time_ns);
-		dcn2_0_soc.dram_return_buffer_per_channel_bytes =
+		dcn2_0_nv12_soc.dram_return_buffer_per_channel_bytes =
 				le32_to_cpu(bb->dram_return_buffer_per_channel_bytes);
-		dcn2_0_soc.round_trip_ping_latency_dcfclk_cycles =
+		dcn2_0_nv12_soc.round_trip_ping_latency_dcfclk_cycles =
 				le32_to_cpu(bb->round_trip_ping_latency_dcfclk_cycles);
-		dcn2_0_soc.urgent_out_of_order_return_per_channel_bytes =
+		dcn2_0_nv12_soc.urgent_out_of_order_return_per_channel_bytes =
 				le32_to_cpu(bb->urgent_out_of_order_return_per_channel_bytes);
-		dcn2_0_soc.channel_interleave_bytes =
+		dcn2_0_nv12_soc.channel_interleave_bytes =
 				le32_to_cpu(bb->channel_interleave_bytes);
-		dcn2_0_soc.num_banks =
+		dcn2_0_nv12_soc.num_banks =
 				le32_to_cpu(bb->num_banks);
-		dcn2_0_soc.num_chans =
+		dcn2_0_nv12_soc.num_chans =
 				le32_to_cpu(bb->num_chans);
-		dcn2_0_soc.vmm_page_size_bytes =
+		dcn2_0_nv12_soc.vmm_page_size_bytes =
 				le32_to_cpu(bb->vmm_page_size_bytes);
-		dcn2_0_soc.dram_clock_change_latency_us =
+		dcn2_0_nv12_soc.dram_clock_change_latency_us =
 				fixed16_to_double_to_cpu(bb->dram_clock_change_latency_us);
-		dcn2_0_soc.writeback_dram_clock_change_latency_us =
+		// HACK!! Lower uclock latency switch time so we don't switch
+		dcn2_0_nv12_soc.dram_clock_change_latency_us = 10;
+		dcn2_0_nv12_soc.writeback_dram_clock_change_latency_us =
 				fixed16_to_double_to_cpu(bb->writeback_dram_clock_change_latency_us);
-		dcn2_0_soc.return_bus_width_bytes =
+		dcn2_0_nv12_soc.return_bus_width_bytes =
 				le32_to_cpu(bb->return_bus_width_bytes);
-		dcn2_0_soc.dispclk_dppclk_vco_speed_mhz =
+		dcn2_0_nv12_soc.dispclk_dppclk_vco_speed_mhz =
 				le32_to_cpu(bb->dispclk_dppclk_vco_speed_mhz);
-		dcn2_0_soc.xfc_bus_transport_time_us =
+		dcn2_0_nv12_soc.xfc_bus_transport_time_us =
 				le32_to_cpu(bb->xfc_bus_transport_time_us);
-		dcn2_0_soc.xfc_xbuf_latency_tolerance_us =
+		dcn2_0_nv12_soc.xfc_xbuf_latency_tolerance_us =
 				le32_to_cpu(bb->xfc_xbuf_latency_tolerance_us);
-		dcn2_0_soc.use_urgent_burst_bw =
+		dcn2_0_nv12_soc.use_urgent_burst_bw =
 				le32_to_cpu(bb->use_urgent_burst_bw);
-		dcn2_0_soc.num_states =
+		dcn2_0_nv12_soc.num_states =
 				le32_to_cpu(bb->num_states);
 
-		for (i = 0; i < dcn2_0_soc.num_states; i++) {
-			dcn2_0_soc.clock_limits[i].state =
+		for (i = 0; i < dcn2_0_nv12_soc.num_states; i++) {
+			dcn2_0_nv12_soc.clock_limits[i].state =
 					le32_to_cpu(bb->clock_limits[i].state);
-			dcn2_0_soc.clock_limits[i].dcfclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].dcfclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].dcfclk_mhz);
-			dcn2_0_soc.clock_limits[i].fabricclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].fabricclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].fabricclk_mhz);
-			dcn2_0_soc.clock_limits[i].dispclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].dispclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].dispclk_mhz);
-			dcn2_0_soc.clock_limits[i].dppclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].dppclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].dppclk_mhz);
-			dcn2_0_soc.clock_limits[i].phyclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].phyclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].phyclk_mhz);
-			dcn2_0_soc.clock_limits[i].socclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].socclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].socclk_mhz);
-			dcn2_0_soc.clock_limits[i].dscclk_mhz =
+			dcn2_0_nv12_soc.clock_limits[i].dscclk_mhz =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].dscclk_mhz);
-			dcn2_0_soc.clock_limits[i].dram_speed_mts =
+			dcn2_0_nv12_soc.clock_limits[i].dram_speed_mts =
 					fixed16_to_double_to_cpu(bb->clock_limits[i].dram_speed_mts);
 		}
 	}
@@ -3186,14 +3216,14 @@ static bool init_soc_bounding_box(struct dc *dc,
 		}
 
 		if (clock_limits_available && uclk_states_available && num_states)
-			update_bounding_box(dc, &dcn2_0_soc, &max_clocks, uclk_states, num_states);
+			update_bounding_box(dc, loaded_bb, &max_clocks, uclk_states, num_states);
 		else if (clock_limits_available)
-			cap_soc_clocks(&dcn2_0_soc, max_clocks);
+			cap_soc_clocks(loaded_bb, max_clocks);
 	}
 
-	dcn2_0_ip.max_num_otg = pool->base.res_cap->num_timing_generator;
-	dcn2_0_ip.max_num_dpp = pool->base.pipe_count;
-	patch_bounding_box(dc, &dcn2_0_soc);
+	loaded_ip->max_num_otg = pool->base.res_cap->num_timing_generator;
+	loaded_ip->max_num_dpp = pool->base.pipe_count;
+	patch_bounding_box(dc, loaded_bb);
 
 	return true;
 }
@@ -3206,6 +3236,12 @@ static bool construct(
 	int i;
 	struct dc_context *ctx = dc->ctx;
 	struct irq_service_init_data init_data;
+	struct _vcs_dpi_soc_bounding_box_st *loaded_bb =
+			get_asic_rev_soc_bb(ctx->asic_id.hw_internal_rev);
+	struct _vcs_dpi_ip_params_st *loaded_ip =
+			get_asic_rev_ip_params(ctx->asic_id.hw_internal_rev);
+	enum dml_project dml_project_version =
+			get_dml_project_version(ctx->asic_id.hw_internal_rev);
 
 	ctx->dc_bios->regs = &bios_regs;
 	pool->base.funcs = &dcn20_res_pool_funcs;
@@ -3329,7 +3365,7 @@ static bool construct(
 		goto create_fail;
 	}
 
-	dml_init_instance(&dc->dml, &dcn2_0_soc, &dcn2_0_ip, DML_PROJECT_NAVI10v2);
+	dml_init_instance(&dc->dml, loaded_bb, loaded_ip, dml_project_version);
 
 	if (!dc->debug.disable_pplib_wm_range) {
 		struct pp_smu_wm_range_sets ranges = {0};
@@ -3337,7 +3373,7 @@ static bool construct(
 
 		ranges.num_reader_wm_sets = 0;
 
-		if (dcn2_0_soc.num_states == 1) {
+		if (loaded_bb->num_states == 1) {
 			ranges.reader_wm_sets[0].wm_inst = i;
 			ranges.reader_wm_sets[0].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN;
 			ranges.reader_wm_sets[0].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX;
@@ -3345,13 +3381,13 @@ static bool construct(
 			ranges.reader_wm_sets[0].max_fill_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX;
 
 			ranges.num_reader_wm_sets = 1;
-		} else if (dcn2_0_soc.num_states > 1) {
-			for (i = 0; i < 4 && i < dcn2_0_soc.num_states; i++) {
+		} else if (loaded_bb->num_states > 1) {
+			for (i = 0; i < 4 && i < loaded_bb->num_states; i++) {
 				ranges.reader_wm_sets[i].wm_inst = i;
 				ranges.reader_wm_sets[i].min_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN;
 				ranges.reader_wm_sets[i].max_drain_clk_mhz = PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX;
-				ranges.reader_wm_sets[i].min_fill_clk_mhz = (i > 0) ? (dcn2_0_soc.clock_limits[i - 1].dram_speed_mts / 16) + 1 : 0;
-				ranges.reader_wm_sets[i].max_fill_clk_mhz = dcn2_0_soc.clock_limits[i].dram_speed_mts / 16;
+				ranges.reader_wm_sets[i].min_fill_clk_mhz = (i > 0) ? (loaded_bb->clock_limits[i - 1].dram_speed_mts / 16) + 1 : 0;
+				ranges.reader_wm_sets[i].max_fill_clk_mhz = loaded_bb->clock_limits[i].dram_speed_mts / 16;
 
 				ranges.num_reader_wm_sets = i + 1;
 			}
-- 
2.28.0