drm/amd/display: Move dlg params calculation

Move dlg params calculation to the FPU folder and make it static.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 2 insertions, 483 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
index 3385b5c70c8c..0ca1d4c51baa 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c
@@ -1752,368 +1752,6 @@ void dcn32_add_phantom_pipes(struct dc *dc, struct dc_state *context,
 	}
 }
 
-static bool dcn32_split_stream_for_mpc_or_odm(
-		const struct dc *dc,
-		struct resource_context *res_ctx,
-		struct pipe_ctx *pri_pipe,
-		struct pipe_ctx *sec_pipe,
-		bool odm)
-{
-	int pipe_idx = sec_pipe->pipe_idx;
-	const struct resource_pool *pool = dc->res_pool;
-
-	if (pri_pipe->plane_state) {
-		/* ODM + window MPO, where MPO window is on left half only */
-		if (pri_pipe->plane_state->clip_rect.x + pri_pipe->plane_state->clip_rect.width <=
-				pri_pipe->stream->src.x + pri_pipe->stream->src.width/2)
-			return true;
-
-		/* ODM + window MPO, where MPO window is on right half only */
-		if (pri_pipe->plane_state->clip_rect.x >= pri_pipe->stream->src.width/2)
-			return true;
-	}
-
-	*sec_pipe = *pri_pipe;
-
-	sec_pipe->pipe_idx = pipe_idx;
-	sec_pipe->plane_res.mi = pool->mis[pipe_idx];
-	sec_pipe->plane_res.hubp = pool->hubps[pipe_idx];
-	sec_pipe->plane_res.ipp = pool->ipps[pipe_idx];
-	sec_pipe->plane_res.xfm = pool->transforms[pipe_idx];
-	sec_pipe->plane_res.dpp = pool->dpps[pipe_idx];
-	sec_pipe->plane_res.mpcc_inst = pool->dpps[pipe_idx]->inst;
-	sec_pipe->stream_res.dsc = NULL;
-	if (odm) {
-		if (pri_pipe->next_odm_pipe) {
-			ASSERT(pri_pipe->next_odm_pipe != sec_pipe);
-			sec_pipe->next_odm_pipe = pri_pipe->next_odm_pipe;
-			sec_pipe->next_odm_pipe->prev_odm_pipe = sec_pipe;
-		}
-		if (pri_pipe->top_pipe && pri_pipe->top_pipe->next_odm_pipe) {
-			pri_pipe->top_pipe->next_odm_pipe->bottom_pipe = sec_pipe;
-			sec_pipe->top_pipe = pri_pipe->top_pipe->next_odm_pipe;
-		}
-		if (pri_pipe->bottom_pipe && pri_pipe->bottom_pipe->next_odm_pipe) {
-			pri_pipe->bottom_pipe->next_odm_pipe->top_pipe = sec_pipe;
-			sec_pipe->bottom_pipe = pri_pipe->bottom_pipe->next_odm_pipe;
-		}
-		pri_pipe->next_odm_pipe = sec_pipe;
-		sec_pipe->prev_odm_pipe = pri_pipe;
-		ASSERT(sec_pipe->top_pipe == NULL);
-
-		if (!sec_pipe->top_pipe)
-			sec_pipe->stream_res.opp = pool->opps[pipe_idx];
-		else
-			sec_pipe->stream_res.opp = sec_pipe->top_pipe->stream_res.opp;
-		if (sec_pipe->stream->timing.flags.DSC == 1) {
-			dcn20_acquire_dsc(dc, res_ctx, &sec_pipe->stream_res.dsc, pipe_idx);
-			ASSERT(sec_pipe->stream_res.dsc);
-			if (sec_pipe->stream_res.dsc == NULL)
-				return false;
-		}
-	} else {
-		if (pri_pipe->bottom_pipe) {
-			ASSERT(pri_pipe->bottom_pipe != sec_pipe);
-			sec_pipe->bottom_pipe = pri_pipe->bottom_pipe;
-			sec_pipe->bottom_pipe->top_pipe = sec_pipe;
-		}
-		pri_pipe->bottom_pipe = sec_pipe;
-		sec_pipe->top_pipe = pri_pipe;
-
-		ASSERT(pri_pipe->plane_state);
-	}
-
-	return true;
-}
-
-static struct pipe_ctx *dcn32_find_split_pipe(
-		struct dc *dc,
-		struct dc_state *context,
-		int old_index)
-{
-	struct pipe_ctx *pipe = NULL;
-	int i;
-
-	if (old_index >= 0 && context->res_ctx.pipe_ctx[old_index].stream == NULL) {
-		pipe = &context->res_ctx.pipe_ctx[old_index];
-		pipe->pipe_idx = old_index;
-	}
-
-	if (!pipe)
-		for (i = dc->res_pool->pipe_count - 1; i >= 0; i--) {
-			if (dc->current_state->res_ctx.pipe_ctx[i].top_pipe == NULL
-					&& dc->current_state->res_ctx.pipe_ctx[i].prev_odm_pipe == NULL) {
-				if (context->res_ctx.pipe_ctx[i].stream == NULL) {
-					pipe = &context->res_ctx.pipe_ctx[i];
-					pipe->pipe_idx = i;
-					break;
-				}
-			}
-		}
-
-	/*
-	 * May need to fix pipes getting tossed from 1 opp to another on flip
-	 * Add for debugging transient underflow during topology updates:
-	 * ASSERT(pipe);
-	 */
-	if (!pipe)
-		for (i = dc->res_pool->pipe_count - 1; i >= 0; i--) {
-			if (context->res_ctx.pipe_ctx[i].stream == NULL) {
-				pipe = &context->res_ctx.pipe_ctx[i];
-				pipe->pipe_idx = i;
-				break;
-			}
-		}
-
-	return pipe;
-}
-
-static bool dcn32_internal_validate_bw(
-		struct dc *dc,
-		struct dc_state *context,
-		display_e2e_pipe_params_st *pipes,
-		int *pipe_cnt_out,
-		int *vlevel_out,
-		bool fast_validate)
-{
-	bool out = false;
-	bool repopulate_pipes = false;
-	int split[MAX_PIPES] = { 0 };
-	bool merge[MAX_PIPES] = { false };
-	bool newly_split[MAX_PIPES] = { false };
-	int pipe_cnt, i, pipe_idx, vlevel;
-	struct vba_vars_st *vba = &context->bw_ctx.dml.vba;
-
-	ASSERT(pipes);
-	if (!pipes)
-		return false;
-
-	// For each full update, remove all existing phantom pipes first
-	dc->res_pool->funcs->remove_phantom_pipes(dc, context);
-
-	dc->res_pool->funcs->update_soc_for_wm_a(dc, context);
-
-	pipe_cnt = dc->res_pool->funcs->populate_dml_pipes(dc, context, pipes, fast_validate);
-
-	if (!pipe_cnt) {
-		out = true;
-		goto validate_out;
-	}
-
-	dml_log_pipe_params(&context->bw_ctx.dml, pipes, pipe_cnt);
-
-	if (!fast_validate) {
-		DC_FP_START();
-		dcn32_full_validate_bw_helper(dc, context, pipes, &vlevel, split, merge, &pipe_cnt);
-		DC_FP_END();
-	}
-
-	if (fast_validate || vlevel == context->bw_ctx.dml.soc.num_states ||
-			vba->DRAMClockChangeSupport[vlevel][vba->maxMpcComb] == dm_dram_clock_change_unsupported) {
-		/*
-		 * If mode is unsupported or there's still no p-state support then
-		 * fall back to favoring voltage.
-		 *
-		 * We don't actually support prefetch mode 2, so require that we
-		 * at least support prefetch mode 1.
-		 */
-		context->bw_ctx.dml.soc.allow_for_pstate_or_stutter_in_vblank_final =
-				dm_prefetch_support_stutter;
-
-		vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, pipe_cnt);
-		if (vlevel < context->bw_ctx.dml.soc.num_states) {
-			memset(split, 0, MAX_PIPES * sizeof(int));
-			memset(merge, 0, MAX_PIPES * sizeof(bool));
-			vlevel = dcn20_validate_apply_pipe_split_flags(dc, context, vlevel, split, merge);
-		}
-	}
-
-	dml_log_mode_support_params(&context->bw_ctx.dml);
-
-	if (vlevel == context->bw_ctx.dml.soc.num_states)
-		goto validate_fail;
-
-	for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
-		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
-		struct pipe_ctx *mpo_pipe = pipe->bottom_pipe;
-
-		if (!pipe->stream)
-			continue;
-
-		/* We only support full screen mpo with ODM */
-		if (vba->ODMCombineEnabled[vba->pipe_plane[pipe_idx]] != dm_odm_combine_mode_disabled
-				&& pipe->plane_state && mpo_pipe
-				&& memcmp(&mpo_pipe->plane_res.scl_data.recout,
-						&pipe->plane_res.scl_data.recout,
-						sizeof(struct rect)) != 0) {
-			ASSERT(mpo_pipe->plane_state != pipe->plane_state);
-			goto validate_fail;
-		}
-		pipe_idx++;
-	}
-
-	/* merge pipes if necessary */
-	for (i = 0; i < dc->res_pool->pipe_count; i++) {
-		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
-
-		/*skip pipes that don't need merging*/
-		if (!merge[i])
-			continue;
-
-		/* if ODM merge we ignore mpc tree, mpo pipes will have their own flags */
-		if (pipe->prev_odm_pipe) {
-			/*split off odm pipe*/
-			pipe->prev_odm_pipe->next_odm_pipe = pipe->next_odm_pipe;
-			if (pipe->next_odm_pipe)
-				pipe->next_odm_pipe->prev_odm_pipe = pipe->prev_odm_pipe;
-
-			pipe->bottom_pipe = NULL;
-			pipe->next_odm_pipe = NULL;
-			pipe->plane_state = NULL;
-			pipe->stream = NULL;
-			pipe->top_pipe = NULL;
-			pipe->prev_odm_pipe = NULL;
-			if (pipe->stream_res.dsc)
-				dcn20_release_dsc(&context->res_ctx, dc->res_pool, &pipe->stream_res.dsc);
-			memset(&pipe->plane_res, 0, sizeof(pipe->plane_res));
-			memset(&pipe->stream_res, 0, sizeof(pipe->stream_res));
-			repopulate_pipes = true;
-		} else if (pipe->top_pipe && pipe->top_pipe->plane_state == pipe->plane_state) {
-			struct pipe_ctx *top_pipe = pipe->top_pipe;
-			struct pipe_ctx *bottom_pipe = pipe->bottom_pipe;
-
-			top_pipe->bottom_pipe = bottom_pipe;
-			if (bottom_pipe)
-				bottom_pipe->top_pipe = top_pipe;
-
-			pipe->top_pipe = NULL;
-			pipe->bottom_pipe = NULL;
-			pipe->plane_state = NULL;
-			pipe->stream = NULL;
-			memset(&pipe->plane_res, 0, sizeof(pipe->plane_res));
-			memset(&pipe->stream_res, 0, sizeof(pipe->stream_res));
-			repopulate_pipes = true;
-		} else
-			ASSERT(0); /* Should never try to merge master pipe */
-
-	}
-
-	for (i = 0, pipe_idx = -1; i < dc->res_pool->pipe_count; i++) {
-		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
-		struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i];
-		struct pipe_ctx *hsplit_pipe = NULL;
-		bool odm;
-		int old_index = -1;
-
-		if (!pipe->stream || newly_split[i])
-			continue;
-
-		pipe_idx++;
-		odm = vba->ODMCombineEnabled[vba->pipe_plane[pipe_idx]] != dm_odm_combine_mode_disabled;
-
-		if (!pipe->plane_state && !odm)
-			continue;
-
-		if (split[i]) {
-			if (odm) {
-				if (split[i] == 4 && old_pipe->next_odm_pipe && old_pipe->next_odm_pipe->next_odm_pipe)
-					old_index = old_pipe->next_odm_pipe->next_odm_pipe->pipe_idx;
-				else if (old_pipe->next_odm_pipe)
-					old_index = old_pipe->next_odm_pipe->pipe_idx;
-			} else {
-				if (split[i] == 4 && old_pipe->bottom_pipe && old_pipe->bottom_pipe->bottom_pipe &&
-						old_pipe->bottom_pipe->bottom_pipe->plane_state == old_pipe->plane_state)
-					old_index = old_pipe->bottom_pipe->bottom_pipe->pipe_idx;
-				else if (old_pipe->bottom_pipe &&
-						old_pipe->bottom_pipe->plane_state == old_pipe->plane_state)
-					old_index = old_pipe->bottom_pipe->pipe_idx;
-			}
-			hsplit_pipe = dcn32_find_split_pipe(dc, context, old_index);
-			ASSERT(hsplit_pipe);
-			if (!hsplit_pipe)
-				goto validate_fail;
-
-			if (!dcn32_split_stream_for_mpc_or_odm(
-					dc, &context->res_ctx,
-					pipe, hsplit_pipe, odm))
-				goto validate_fail;
-
-			newly_split[hsplit_pipe->pipe_idx] = true;
-			repopulate_pipes = true;
-		}
-		if (split[i] == 4) {
-			struct pipe_ctx *pipe_4to1;
-
-			if (odm && old_pipe->next_odm_pipe)
-				old_index = old_pipe->next_odm_pipe->pipe_idx;
-			else if (!odm && old_pipe->bottom_pipe &&
-						old_pipe->bottom_pipe->plane_state == old_pipe->plane_state)
-				old_index = old_pipe->bottom_pipe->pipe_idx;
-			else
-				old_index = -1;
-			pipe_4to1 = dcn32_find_split_pipe(dc, context, old_index);
-			ASSERT(pipe_4to1);
-			if (!pipe_4to1)
-				goto validate_fail;
-			if (!dcn32_split_stream_for_mpc_or_odm(
-					dc, &context->res_ctx,
-					pipe, pipe_4to1, odm))
-				goto validate_fail;
-			newly_split[pipe_4to1->pipe_idx] = true;
-
-			if (odm && old_pipe->next_odm_pipe && old_pipe->next_odm_pipe->next_odm_pipe
-					&& old_pipe->next_odm_pipe->next_odm_pipe->next_odm_pipe)
-				old_index = old_pipe->next_odm_pipe->next_odm_pipe->next_odm_pipe->pipe_idx;
-			else if (!odm && old_pipe->bottom_pipe && old_pipe->bottom_pipe->bottom_pipe &&
-					old_pipe->bottom_pipe->bottom_pipe->bottom_pipe &&
-					old_pipe->bottom_pipe->bottom_pipe->bottom_pipe->plane_state == old_pipe->plane_state)
-				old_index = old_pipe->bottom_pipe->bottom_pipe->bottom_pipe->pipe_idx;
-			else
-				old_index = -1;
-			pipe_4to1 = dcn32_find_split_pipe(dc, context, old_index);
-			ASSERT(pipe_4to1);
-			if (!pipe_4to1)
-				goto validate_fail;
-			if (!dcn32_split_stream_for_mpc_or_odm(
-					dc, &context->res_ctx,
-					hsplit_pipe, pipe_4to1, odm))
-				goto validate_fail;
-			newly_split[pipe_4to1->pipe_idx] = true;
-		}
-		if (odm)
-			dcn20_build_mapped_resource(dc, context, pipe->stream);
-	}
-
-	for (i = 0; i < dc->res_pool->pipe_count; i++) {
-		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
-
-		if (pipe->plane_state) {
-			if (!resource_build_scaling_params(pipe))
-				goto validate_fail;
-		}
-	}
-
-	/* Actual dsc count per stream dsc validation*/
-	if (!dcn20_validate_dsc(dc, context)) {
-		vba->ValidationStatus[vba->soc.num_states] = DML_FAIL_DSC_VALIDATION_FAILURE;
-		goto validate_fail;
-	}
-
-	if (repopulate_pipes)
-		pipe_cnt = dc->res_pool->funcs->populate_dml_pipes(dc, context, pipes, fast_validate);
-	*vlevel_out = vlevel;
-	*pipe_cnt_out = pipe_cnt;
-
-	out = true;
-	goto validate_out;
-
-validate_fail:
-	out = false;
-
-validate_out:
-	return out;
-}
-
 bool dcn32_validate_bandwidth(struct dc *dc,
 		struct dc_state *context,
 		bool fast_validate)
@@ -2129,9 +1767,9 @@ bool dcn32_validate_bandwidth(struct dc *dc,
 
 	BW_VAL_TRACE_COUNT();
 
-    DC_FP_START();
+	DC_FP_START();
 	out = dcn32_internal_validate_bw(dc, context, pipes, &pipe_cnt, &vlevel, fast_validate);
-    DC_FP_END();
+	DC_FP_END();
 
 	if (pipe_cnt == 0)
 		goto validate_out;
@@ -2317,125 +1955,6 @@ void dcn32_calculate_wm_and_dlg(struct dc *dc, struct dc_state *context,
     DC_FP_END();
 }
 
-static bool is_dtbclk_required(struct dc *dc, struct dc_state *context)
-{
-	int i;
-
-	for (i = 0; i < dc->res_pool->pipe_count; i++) {
-		if (!context->res_ctx.pipe_ctx[i].stream)
-			continue;
-		if (is_dp_128b_132b_signal(&context->res_ctx.pipe_ctx[i]))
-			return true;
-	}
-	return false;
-}
-
-void dcn32_calculate_dlg_params(struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes,
-		int pipe_cnt, int vlevel)
-{
-	int i, pipe_idx;
-	bool usr_retraining_support = false;
-	bool unbounded_req_enabled = false;
-
-	/* Writeback MCIF_WB arbitration parameters */
-	dc->res_pool->funcs->set_mcif_arb_params(dc, context, pipes, pipe_cnt);
-
-	context->bw_ctx.bw.dcn.clk.dispclk_khz = context->bw_ctx.dml.vba.DISPCLK * 1000;
-	context->bw_ctx.bw.dcn.clk.dcfclk_khz = context->bw_ctx.dml.vba.DCFCLK * 1000;
-	context->bw_ctx.bw.dcn.clk.socclk_khz = context->bw_ctx.dml.vba.SOCCLK * 1000;
-	context->bw_ctx.bw.dcn.clk.dramclk_khz = context->bw_ctx.dml.vba.DRAMSpeed * 1000 / 16;
-	context->bw_ctx.bw.dcn.clk.dcfclk_deep_sleep_khz = context->bw_ctx.dml.vba.DCFCLKDeepSleep * 1000;
-	context->bw_ctx.bw.dcn.clk.fclk_khz = context->bw_ctx.dml.vba.FabricClock * 1000;
-	context->bw_ctx.bw.dcn.clk.p_state_change_support =
-			context->bw_ctx.dml.vba.DRAMClockChangeSupport[vlevel][context->bw_ctx.dml.vba.maxMpcComb]
-					!= dm_dram_clock_change_unsupported;
-	context->bw_ctx.bw.dcn.clk.num_ways = dcn32_helper_calculate_num_ways_for_subvp(dc, context);
-	/*
- *
-	 * TODO: needs FAMS
-	 * Pstate change might not be supported by hardware, but it might be
-	 * possible with firmware driven vertical blank stretching.
-	 */
-	// context->bw_ctx.bw.dcn.clk.p_state_change_support |= context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching;
-	context->bw_ctx.bw.dcn.clk.dppclk_khz = 0;
-	context->bw_ctx.bw.dcn.clk.dtbclk_en = is_dtbclk_required(dc, context);
-	context->bw_ctx.bw.dcn.clk.ref_dtbclk_khz = context->bw_ctx.dml.vba.DTBCLKPerState[vlevel] * 1000;
-	if (context->bw_ctx.dml.vba.FCLKChangeSupport[vlevel][context->bw_ctx.dml.vba.maxMpcComb] == dm_fclock_change_unsupported)
-		context->bw_ctx.bw.dcn.clk.fclk_p_state_change_support = false;
-	else
-		context->bw_ctx.bw.dcn.clk.fclk_p_state_change_support = true;
-
-	usr_retraining_support = context->bw_ctx.dml.vba.USRRetrainingSupport[vlevel][context->bw_ctx.dml.vba.maxMpcComb];
-	ASSERT(usr_retraining_support);
-
-	if (context->bw_ctx.bw.dcn.clk.dispclk_khz < dc->debug.min_disp_clk_khz)
-		context->bw_ctx.bw.dcn.clk.dispclk_khz = dc->debug.min_disp_clk_khz;
-
-	unbounded_req_enabled = get_unbounded_request_enabled(&context->bw_ctx.dml, pipes, pipe_cnt);
-
-	if (unbounded_req_enabled && pipe_cnt > 1) {
-		// Unbounded requesting should not ever be used when more than 1 pipe is enabled.
-		ASSERT(false);
-		unbounded_req_enabled = false;
-	}
-
-	for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
-		if (!context->res_ctx.pipe_ctx[i].stream)
-			continue;
-		pipes[pipe_idx].pipe.dest.vstartup_start = get_vstartup(&context->bw_ctx.dml, pipes, pipe_cnt,
-				pipe_idx);
-		pipes[pipe_idx].pipe.dest.vupdate_offset = get_vupdate_offset(&context->bw_ctx.dml, pipes, pipe_cnt,
-				pipe_idx);
-		pipes[pipe_idx].pipe.dest.vupdate_width = get_vupdate_width(&context->bw_ctx.dml, pipes, pipe_cnt,
-				pipe_idx);
-		pipes[pipe_idx].pipe.dest.vready_offset = get_vready_offset(&context->bw_ctx.dml, pipes, pipe_cnt,
-				pipe_idx);
-		if (context->res_ctx.pipe_ctx[i].stream->mall_stream_config.type == SUBVP_PHANTOM) {
-			// Phantom pipe requires that DET_SIZE = 0 and no unbounded requests
-			context->res_ctx.pipe_ctx[i].det_buffer_size_kb = 0;
-			context->res_ctx.pipe_ctx[i].unbounded_req = false;
-		} else {
-			context->res_ctx.pipe_ctx[i].det_buffer_size_kb = get_det_buffer_size_kbytes(&context->bw_ctx.dml, pipes, pipe_cnt,
-							pipe_idx);
-			context->res_ctx.pipe_ctx[i].unbounded_req = unbounded_req_enabled;
-		}
-		if (context->bw_ctx.bw.dcn.clk.dppclk_khz < pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000)
-			context->bw_ctx.bw.dcn.clk.dppclk_khz = pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000;
-		context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz = pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000;
-		context->res_ctx.pipe_ctx[i].pipe_dlg_param = pipes[pipe_idx].pipe.dest;
-		pipe_idx++;
-	}
-	/*save a original dppclock copy*/
-	context->bw_ctx.bw.dcn.clk.bw_dppclk_khz = context->bw_ctx.bw.dcn.clk.dppclk_khz;
-	context->bw_ctx.bw.dcn.clk.bw_dispclk_khz = context->bw_ctx.bw.dcn.clk.dispclk_khz;
-	context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz = context->bw_ctx.dml.soc.clock_limits[vlevel].dppclk_mhz
-			* 1000;
-	context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz = context->bw_ctx.dml.soc.clock_limits[vlevel].dispclk_mhz
-			* 1000;
-
-	context->bw_ctx.bw.dcn.compbuf_size_kb = context->bw_ctx.dml.ip.config_return_buffer_size_in_kbytes;
-
-	for (i = 0; i < dc->res_pool->pipe_count; i++) {
-		if (context->res_ctx.pipe_ctx[i].stream)
-			context->bw_ctx.bw.dcn.compbuf_size_kb -= context->res_ctx.pipe_ctx[i].det_buffer_size_kb;
-	}
-
-	for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
-
-		if (!context->res_ctx.pipe_ctx[i].stream)
-			continue;
-
-		context->bw_ctx.dml.funcs.rq_dlg_get_dlg_reg_v2(&context->bw_ctx.dml,
-				&context->res_ctx.pipe_ctx[i].dlg_regs, &context->res_ctx.pipe_ctx[i].ttu_regs, pipes,
-				pipe_cnt, pipe_idx);
-
-		context->bw_ctx.dml.funcs.rq_dlg_get_rq_reg_v2(&context->res_ctx.pipe_ctx[i].rq_regs,
-				&context->bw_ctx.dml, pipes, pipe_cnt, pipe_idx);
-
-		pipe_idx++;
-	}
-}
-
 static void get_optimal_ntuple(struct _vcs_dpi_voltage_scaling_st *entry)
 {
 	if (entry->dcfclk_mhz > 0) {