drm/amd/display: Fix multi-thread writing to 1 state

[Why]
Multiple threads were writing back to one global VBA in DC resulting
in multiple threads overwriting eachother's data

[How]
Add an instance of DML (which contains VBA) to each context and
change all calls that used dc->dml to use context->dml. Created a
seperate copy constructor for linux in a case where there is no
access to DC.

Signed-off-by: Aidan Wood <Aidan.Wood@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

3 files changed, 19 insertions, 19 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_clk_mgr.c
index 78b28c9b498b..0d9bee8d5ab9 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_clk_mgr.c
@@ -150,7 +150,7 @@ static void dcn1_update_clocks(struct clk_mgr *clk_mgr,
 {
 	struct dc *dc = clk_mgr->ctx->dc;
 	struct dc_debug_options *debug = &dc->debug;
-	struct dc_clocks *new_clocks = &context->bw.dcn.clk;
+	struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk;
 	struct pp_smu_display_requirement_rv *smu_req_cur =
 			&dc->res_pool->pp_smu_req;
 	struct pp_smu_display_requirement_rv smu_req = *smu_req_cur;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 47653fe0bb2d..3f2ff27ff86d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -345,13 +345,13 @@ void dcn10_log_hw_state(struct dc *dc,
 
 	DTN_INFO("\nCALCULATED Clocks: dcfclk_khz:%d  dcfclk_deep_sleep_khz:%d  dispclk_khz:%d\n"
 		"dppclk_khz:%d  max_supported_dppclk_khz:%d  fclk_khz:%d  socclk_khz:%d\n\n",
-			dc->current_state->bw.dcn.clk.dcfclk_khz,
-			dc->current_state->bw.dcn.clk.dcfclk_deep_sleep_khz,
-			dc->current_state->bw.dcn.clk.dispclk_khz,
-			dc->current_state->bw.dcn.clk.dppclk_khz,
-			dc->current_state->bw.dcn.clk.max_supported_dppclk_khz,
-			dc->current_state->bw.dcn.clk.fclk_khz,
-			dc->current_state->bw.dcn.clk.socclk_khz);
+			dc->current_state->bw_ctx.bw.dcn.clk.dcfclk_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.dcfclk_deep_sleep_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.dispclk_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.fclk_khz,
+			dc->current_state->bw_ctx.bw.dcn.clk.socclk_khz);
 
 	log_mpc_crc(dc, log_ctx);
 
@@ -2069,7 +2069,7 @@ void update_dchubp_dpp(
 	 * divided by 2
 	 */
 	if (plane_state->update_flags.bits.full_update) {
-		bool should_divided_by_2 = context->bw.dcn.clk.dppclk_khz <=
+		bool should_divided_by_2 = context->bw_ctx.bw.dcn.clk.dppclk_khz <=
 				dc->res_pool->clk_mgr->clks.dispclk_khz / 2;
 
 		dpp->funcs->dpp_dppclk_control(
@@ -2443,7 +2443,7 @@ static void dcn10_prepare_bandwidth(
 
 	if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) {
 		if (context->stream_count == 0)
-			context->bw.dcn.clk.phyclk_khz = 0;
+			context->bw_ctx.bw.dcn.clk.phyclk_khz = 0;
 
 		dc->res_pool->clk_mgr->funcs->update_clocks(
 				dc->res_pool->clk_mgr,
@@ -2452,7 +2452,7 @@ static void dcn10_prepare_bandwidth(
 	}
 
 	hubbub1_program_watermarks(dc->res_pool->hubbub,
-			&context->bw.dcn.watermarks,
+			&context->bw_ctx.bw.dcn.watermarks,
 			dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000,
 			true);
 	dcn10_stereo_hw_frame_pack_wa(dc, context);
@@ -2473,7 +2473,7 @@ static void dcn10_optimize_bandwidth(
 
 	if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) {
 		if (context->stream_count == 0)
-			context->bw.dcn.clk.phyclk_khz = 0;
+			context->bw_ctx.bw.dcn.clk.phyclk_khz = 0;
 
 		dc->res_pool->clk_mgr->funcs->update_clocks(
 				dc->res_pool->clk_mgr,
@@ -2482,7 +2482,7 @@ static void dcn10_optimize_bandwidth(
 	}
 
 	hubbub1_program_watermarks(dc->res_pool->hubbub,
-			&context->bw.dcn.watermarks,
+			&context->bw_ctx.bw.dcn.watermarks,
 			dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000,
 			true);
 	dcn10_stereo_hw_frame_pack_wa(dc, context);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer_debug.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer_debug.c
index aa7a5163c40a..991622da9ed5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer_debug.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer_debug.c
@@ -472,12 +472,12 @@ static unsigned int dcn10_get_clock_states(struct dc *dc, char *pBuf, unsigned i
 	chars_printed = snprintf_count(pBuf, bufSize, "dcfclk,dcfclk_deep_sleep,dispclk,"
 		"dppclk,fclk,socclk\n"
 		"%d,%d,%d,%d,%d,%d\n",
-		dc->current_state->bw.dcn.clk.dcfclk_khz,
-		dc->current_state->bw.dcn.clk.dcfclk_deep_sleep_khz,
-		dc->current_state->bw.dcn.clk.dispclk_khz,
-		dc->current_state->bw.dcn.clk.dppclk_khz,
-		dc->current_state->bw.dcn.clk.fclk_khz,
-		dc->current_state->bw.dcn.clk.socclk_khz);
+		dc->current_state->bw_ctx.bw.dcn.clk.dcfclk_khz,
+		dc->current_state->bw_ctx.bw.dcn.clk.dcfclk_deep_sleep_khz,
+		dc->current_state->bw_ctx.bw.dcn.clk.dispclk_khz,
+		dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz,
+		dc->current_state->bw_ctx.bw.dcn.clk.fclk_khz,
+		dc->current_state->bw_ctx.bw.dcn.clk.socclk_khz);
 
 	remaining_buffer -= chars_printed;
 	pBuf += chars_printed;