Adding upstream version 6.8.9.upstream/6.8.9

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 335 insertions, 50 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
index 580afb008..766822943 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
@@ -51,6 +51,7 @@
 #include "dcn32/dcn32_resource.h"
 #include "link.h"
 #include "../dcn20/dcn20_hwseq.h"
+#include "dc_state_priv.h"
 
 #define DC_LOGGER_INIT(logger)
 
@@ -348,8 +349,7 @@ void dcn32_commit_subvp_config(struct dc *dc, struct dc_state *context)
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
 
-		if (pipe_ctx->stream && pipe_ctx->stream->mall_stream_config.paired_stream &&
-				pipe_ctx->stream->mall_stream_config.type == SUBVP_MAIN) {
+		if (pipe_ctx->stream && dc_state_get_pipe_subvp_type(context, pipe_ctx) == SUBVP_MAIN) {
 			// There is at least 1 SubVP pipe, so enable SubVP
 			enable_subvp = true;
 			break;
@@ -375,18 +375,20 @@ void dcn32_subvp_pipe_control_lock(struct dc *dc,
 	bool subvp_immediate_flip = false;
 	bool subvp_in_use = false;
 	struct pipe_ctx *pipe;
+	enum mall_stream_type pipe_mall_type = SUBVP_NONE;
 
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		pipe = &context->res_ctx.pipe_ctx[i];
+		pipe_mall_type = dc_state_get_pipe_subvp_type(context, pipe);
 
-		if (pipe->stream && pipe->plane_state && pipe->stream->mall_stream_config.type == SUBVP_MAIN) {
+		if (pipe->stream && pipe->plane_state && pipe_mall_type == SUBVP_MAIN) {
 			subvp_in_use = true;
 			break;
 		}
 	}
 
 	if (top_pipe_to_program && top_pipe_to_program->stream && top_pipe_to_program->plane_state) {
-		if (top_pipe_to_program->stream->mall_stream_config.type == SUBVP_MAIN &&
+		if (dc_state_get_pipe_subvp_type(context, top_pipe_to_program) == SUBVP_MAIN &&
 				top_pipe_to_program->plane_state->flip_immediate)
 			subvp_immediate_flip = true;
 	}
@@ -398,7 +400,7 @@ void dcn32_subvp_pipe_control_lock(struct dc *dc,
 		if (!lock) {
 			for (i = 0; i < dc->res_pool->pipe_count; i++) {
 				pipe = &context->res_ctx.pipe_ctx[i];
-				if (pipe->stream && pipe->plane_state && pipe->stream->mall_stream_config.type == SUBVP_MAIN &&
+				if (pipe->stream && pipe->plane_state && pipe_mall_type == SUBVP_MAIN &&
 						should_lock_all_pipes)
 					pipe->stream_res.tg->funcs->wait_for_state(pipe->stream_res.tg, CRTC_STATE_VBLANK);
 			}
@@ -416,14 +418,7 @@ void dcn32_subvp_pipe_control_lock_fast(union block_sequence_params *params)
 {
 	struct dc *dc = params->subvp_pipe_control_lock_fast_params.dc;
 	bool lock = params->subvp_pipe_control_lock_fast_params.lock;
-	struct pipe_ctx *pipe_ctx = params->subvp_pipe_control_lock_fast_params.pipe_ctx;
-	bool subvp_immediate_flip = false;
-
-	if (pipe_ctx && pipe_ctx->stream && pipe_ctx->plane_state) {
-		if (pipe_ctx->stream->mall_stream_config.type == SUBVP_MAIN &&
-				pipe_ctx->plane_state->flip_immediate)
-			subvp_immediate_flip = true;
-	}
+	bool subvp_immediate_flip = params->subvp_pipe_control_lock_fast_params.subvp_immediate_flip;
 
 	// Don't need to lock for DRR VSYNC flips -- FW will wait for DRR pending update cleared.
 	if (subvp_immediate_flip) {
@@ -609,7 +604,7 @@ void dcn32_update_force_pstate(struct dc *dc, struct dc_state *context)
 		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
 		struct hubp *hubp = pipe->plane_res.hubp;
 
-		if (!pipe->stream || !(pipe->stream->mall_stream_config.type == SUBVP_MAIN ||
+		if (!pipe->stream || !(dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_MAIN ||
 		    pipe->stream->fpo_in_use)) {
 			if (hubp && hubp->funcs->hubp_update_force_pstate_disallow)
 				hubp->funcs->hubp_update_force_pstate_disallow(hubp, false);
@@ -624,7 +619,7 @@ void dcn32_update_force_pstate(struct dc *dc, struct dc_state *context)
 		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
 		struct hubp *hubp = pipe->plane_res.hubp;
 
-		if (pipe->stream && (pipe->stream->mall_stream_config.type == SUBVP_MAIN ||
+		if (pipe->stream && (dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_MAIN ||
 				pipe->stream->fpo_in_use)) {
 			if (hubp && hubp->funcs->hubp_update_force_pstate_disallow)
 				hubp->funcs->hubp_update_force_pstate_disallow(hubp, true);
@@ -671,8 +666,8 @@ void dcn32_update_mall_sel(struct dc *dc, struct dc_state *context)
 			if (cursor_size > 16384)
 				cache_cursor = true;
 
-			if (pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) {
-					hubp->funcs->hubp_update_mall_sel(hubp, 1, false);
+			if (dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_PHANTOM) {
+				hubp->funcs->hubp_update_mall_sel(hubp, 1, false);
 			} else {
 				// MALL not supported with Stereo3D
 				hubp->funcs->hubp_update_mall_sel(hubp,
@@ -714,9 +709,8 @@ void dcn32_program_mall_pipe_config(struct dc *dc, struct dc_state *context)
 			 *        see if CURSOR_REQ_MODE will be back to 1 for SubVP
 			 *        when it should be 0 for MPO
 			 */
-			if (pipe->stream->mall_stream_config.type == SUBVP_MAIN) {
+			if (dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_MAIN)
 				hubp->funcs->hubp_prepare_subvp_buffering(hubp, true);
-			}
 		}
 	}
 }
@@ -759,6 +753,7 @@ void dcn32_init_hw(struct dc *dc)
 	int i;
 	int edp_num;
 	uint32_t backlight = MAX_BACKLIGHT_LEVEL;
+	uint32_t user_level = MAX_BACKLIGHT_LEVEL;
 
 	if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks)
 		dc->clk_mgr->funcs->init_clocks(dc->clk_mgr);
@@ -913,13 +908,15 @@ void dcn32_init_hw(struct dc *dc)
 	for (i = 0; i < dc->link_count; i++) {
 		struct dc_link *link = dc->links[i];
 
-		if (link->panel_cntl)
+		if (link->panel_cntl) {
 			backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl);
+			user_level = link->panel_cntl->stored_backlight_registers.USER_LEVEL;
+		}
 	}
 
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		if (abms[i] != NULL && abms[i]->funcs != NULL)
-			abms[i]->funcs->abm_init(abms[i], backlight);
+			abms[i]->funcs->abm_init(abms[i], backlight, user_level);
 	}
 
 	/* power AFMT HDMI memory TODO: may move to dis/en output save power*/
@@ -1194,7 +1191,7 @@ void dcn32_resync_fifo_dccg_dio(struct dce_hwseq *hws, struct dc *dc, struct dc_
 			continue;
 
 		if ((pipe->stream->dpms_off || dc_is_virtual_signal(pipe->stream->signal))
-			&& pipe->stream->mall_stream_config.type != SUBVP_PHANTOM) {
+			&& dc_state_get_pipe_subvp_type(dc->current_state, pipe) != SUBVP_PHANTOM) {
 			pipe->stream_res.tg->funcs->disable_crtc(pipe->stream_res.tg);
 			reset_sync_context_for_pipe(dc, context, i);
 			otg_disabled[i] = true;
@@ -1345,8 +1342,8 @@ void dcn32_update_phantom_vp_position(struct dc *dc,
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
 
-		if (pipe->stream && pipe->stream->mall_stream_config.type == SUBVP_MAIN &&
-				pipe->stream->mall_stream_config.paired_stream == phantom_pipe->stream) {
+		if (pipe->stream && dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_MAIN &&
+				dc_state_get_paired_subvp_stream(context, pipe->stream) == phantom_pipe->stream) {
 			if (pipe->plane_state && pipe->plane_state->update_flags.bits.position_change) {
 
 				phantom_plane->src_rect.x = pipe->plane_state->src_rect.x;
@@ -1371,21 +1368,19 @@ void dcn32_update_phantom_vp_position(struct dc *dc,
 void dcn32_apply_update_flags_for_phantom(struct pipe_ctx *phantom_pipe)
 {
 	phantom_pipe->update_flags.raw = 0;
-	if (phantom_pipe->stream && phantom_pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) {
-		if (resource_is_pipe_type(phantom_pipe, DPP_PIPE)) {
-			phantom_pipe->update_flags.bits.enable = 1;
-			phantom_pipe->update_flags.bits.mpcc = 1;
-			phantom_pipe->update_flags.bits.dppclk = 1;
-			phantom_pipe->update_flags.bits.hubp_interdependent = 1;
-			phantom_pipe->update_flags.bits.hubp_rq_dlg_ttu = 1;
-			phantom_pipe->update_flags.bits.gamut_remap = 1;
-			phantom_pipe->update_flags.bits.scaler = 1;
-			phantom_pipe->update_flags.bits.viewport = 1;
-			phantom_pipe->update_flags.bits.det_size = 1;
-			if (resource_is_pipe_type(phantom_pipe, OTG_MASTER)) {
-				phantom_pipe->update_flags.bits.odm = 1;
-				phantom_pipe->update_flags.bits.global_sync = 1;
-			}
+	if (resource_is_pipe_type(phantom_pipe, DPP_PIPE)) {
+		phantom_pipe->update_flags.bits.enable = 1;
+		phantom_pipe->update_flags.bits.mpcc = 1;
+		phantom_pipe->update_flags.bits.dppclk = 1;
+		phantom_pipe->update_flags.bits.hubp_interdependent = 1;
+		phantom_pipe->update_flags.bits.hubp_rq_dlg_ttu = 1;
+		phantom_pipe->update_flags.bits.gamut_remap = 1;
+		phantom_pipe->update_flags.bits.scaler = 1;
+		phantom_pipe->update_flags.bits.viewport = 1;
+		phantom_pipe->update_flags.bits.det_size = 1;
+		if (resource_is_pipe_type(phantom_pipe, OTG_MASTER)) {
+			phantom_pipe->update_flags.bits.odm = 1;
+			phantom_pipe->update_flags.bits.global_sync = 1;
 		}
 	}
 }
@@ -1445,9 +1440,44 @@ void dcn32_update_dsc_pg(struct dc *dc,
 	}
 }
 
+void dcn32_disable_phantom_streams(struct dc *dc, struct dc_state *context)
+{
+	struct dce_hwseq *hws = dc->hwseq;
+	int i;
+
+	for (i = dc->res_pool->pipe_count - 1; i >= 0 ; i--) {
+		struct pipe_ctx *pipe_ctx_old =
+			&dc->current_state->res_ctx.pipe_ctx[i];
+		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
+
+		if (!pipe_ctx_old->stream)
+			continue;
+
+		if (dc_state_get_pipe_subvp_type(dc->current_state, pipe_ctx_old) != SUBVP_PHANTOM)
+			continue;
+
+		if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe)
+			continue;
+
+		if (!pipe_ctx->stream || pipe_need_reprogram(pipe_ctx_old, pipe_ctx) ||
+				(pipe_ctx->stream && dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM)) {
+			struct clock_source *old_clk = pipe_ctx_old->clock_source;
+
+			if (hws->funcs.reset_back_end_for_pipe)
+				hws->funcs.reset_back_end_for_pipe(dc, pipe_ctx_old, dc->current_state);
+			if (hws->funcs.enable_stream_gating)
+				hws->funcs.enable_stream_gating(dc, pipe_ctx_old);
+			if (old_clk)
+				old_clk->funcs->cs_power_down(old_clk);
+		}
+	}
+}
+
 void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context)
 {
 	unsigned int i;
+	enum dc_status status = DC_OK;
+	struct dce_hwseq *hws = dc->hwseq;
 
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
@@ -1457,8 +1487,8 @@ void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context)
 		 * pipe, wait for the double buffer update to complete first before we do
 		 * ANY phantom pipe programming.
 		 */
-		if (pipe->stream && pipe->stream->mall_stream_config.type == SUBVP_PHANTOM &&
-				old_pipe->stream && old_pipe->stream->mall_stream_config.type != SUBVP_PHANTOM) {
+		if (pipe->stream && dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_PHANTOM &&
+				old_pipe->stream && dc_state_get_pipe_subvp_type(dc->current_state, old_pipe) != SUBVP_PHANTOM) {
 			old_pipe->stream_res.tg->funcs->wait_for_state(
 					old_pipe->stream_res.tg,
 					CRTC_STATE_VBLANK);
@@ -1468,16 +1498,39 @@ void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context)
 		}
 	}
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
-		struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i];
-
-		if (new_pipe->stream && new_pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) {
-			// If old context or new context has phantom pipes, apply
-			// the phantom timings now. We can't change the phantom
-			// pipe configuration safely without driver acquiring
-			// the DMCUB lock first.
-			dc->hwss.apply_ctx_to_hw(dc, context);
-			break;
+		struct pipe_ctx *pipe_ctx_old =
+					&dc->current_state->res_ctx.pipe_ctx[i];
+		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
+
+		if (pipe_ctx->stream == NULL)
+			continue;
+
+		if (dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM)
+			continue;
+
+		if (pipe_ctx->stream == pipe_ctx_old->stream &&
+			pipe_ctx->stream->link->link_state_valid) {
+			continue;
 		}
+
+		if (pipe_ctx_old->stream && !pipe_need_reprogram(pipe_ctx_old, pipe_ctx))
+			continue;
+
+		if (pipe_ctx->top_pipe || pipe_ctx->prev_odm_pipe)
+			continue;
+
+		if (hws->funcs.apply_single_controller_ctx_to_hw)
+			status = hws->funcs.apply_single_controller_ctx_to_hw(
+					pipe_ctx,
+					context,
+					dc);
+
+		ASSERT(status == DC_OK);
+
+#ifdef CONFIG_DRM_AMD_DC_FP
+		if (hws->funcs.resync_fifo_dccg_dio)
+			hws->funcs.resync_fifo_dccg_dio(hws, dc, context);
+#endif
 	}
 }
 
@@ -1691,3 +1744,26 @@ void dcn32_prepare_bandwidth(struct dc *dc,
 		context->bw_ctx.bw.dcn.clk.p_state_change_support = p_state_change_support;
 	}
 }
+
+void dcn32_interdependent_update_lock(struct dc *dc,
+		struct dc_state *context, bool lock)
+{
+	unsigned int i;
+	struct pipe_ctx *pipe;
+	struct timing_generator *tg;
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		pipe = &context->res_ctx.pipe_ctx[i];
+		tg = pipe->stream_res.tg;
+
+		if (!resource_is_pipe_type(pipe, OTG_MASTER) ||
+				!tg->funcs->is_tg_enabled(tg) ||
+				dc_state_get_pipe_subvp_type(context, pipe) == SUBVP_PHANTOM)
+			continue;
+
+		if (lock)
+			dc->hwss.pipe_control_lock(dc, pipe, true);
+		else
+			dc->hwss.pipe_control_lock(dc, pipe, false);
+	}
+}
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h
index cecf7f0f5..f55c11fc5 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h
@@ -111,6 +111,8 @@ void dcn32_update_dsc_pg(struct dc *dc,
 
 void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context);
 
+void dcn32_disable_phantom_streams(struct dc *dc, struct dc_state *context);
+
 void dcn32_init_blank(
 		struct dc *dc,
 		struct timing_generator *tg);
@@ -127,4 +129,6 @@ bool dcn32_is_pipe_topology_transition_seamless(struct dc *dc,
 void dcn32_prepare_bandwidth(struct dc *dc,
 	struct dc_state *context);
 
+void dcn32_interdependent_update_lock(struct dc *dc,
+		struct dc_state *context, bool lock);
 #endif /* __DC_HWSS_DCN32_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c
new file mode 100644
index 000000000..03253faea
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.c
@@ -0,0 +1,172 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dce110/dce110_hwseq.h"
+#include "dcn10/dcn10_hwseq.h"
+#include "dcn20/dcn20_hwseq.h"
+#include "dcn21/dcn21_hwseq.h"
+#include "dcn30/dcn30_hwseq.h"
+#include "dcn31/dcn31_hwseq.h"
+#include "dcn32/dcn32_hwseq.h"
+#include "dcn32_init.h"
+
+static const struct hw_sequencer_funcs dcn32_funcs = {
+	.program_gamut_remap = dcn30_program_gamut_remap,
+	.init_hw = dcn32_init_hw,
+	.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
+	.apply_ctx_for_surface = NULL,
+	.program_front_end_for_ctx = dcn20_program_front_end_for_ctx,
+	.wait_for_pending_cleared = dcn10_wait_for_pending_cleared,
+	.post_unlock_program_front_end = dcn20_post_unlock_program_front_end,
+	.update_plane_addr = dcn20_update_plane_addr,
+	.update_dchub = dcn10_update_dchub,
+	.update_pending_status = dcn10_update_pending_status,
+	.program_output_csc = dcn20_program_output_csc,
+	.enable_accelerated_mode = dce110_enable_accelerated_mode,
+	.enable_timing_synchronization = dcn10_enable_timing_synchronization,
+	.enable_per_frame_crtc_position_reset = dcn10_enable_per_frame_crtc_position_reset,
+	.update_info_frame = dcn31_update_info_frame,
+	.send_immediate_sdp_message = dcn10_send_immediate_sdp_message,
+	.enable_stream = dcn20_enable_stream,
+	.disable_stream = dce110_disable_stream,
+	.unblank_stream = dcn32_unblank_stream,
+	.blank_stream = dce110_blank_stream,
+	.enable_audio_stream = dce110_enable_audio_stream,
+	.disable_audio_stream = dce110_disable_audio_stream,
+	.disable_plane = dcn20_disable_plane,
+	.disable_pixel_data = dcn20_disable_pixel_data,
+	.pipe_control_lock = dcn20_pipe_control_lock,
+	.interdependent_update_lock = dcn32_interdependent_update_lock,
+	.cursor_lock = dcn10_cursor_lock,
+	.prepare_bandwidth = dcn32_prepare_bandwidth,
+	.optimize_bandwidth = dcn20_optimize_bandwidth,
+	.update_bandwidth = dcn20_update_bandwidth,
+	.set_drr = dcn10_set_drr,
+	.get_position = dcn10_get_position,
+	.set_static_screen_control = dcn30_set_static_screen_control,
+	.setup_stereo = dcn10_setup_stereo,
+	.set_avmute = dcn30_set_avmute,
+	.log_hw_state = dcn10_log_hw_state,
+	.get_hw_state = dcn10_get_hw_state,
+	.clear_status_bits = dcn10_clear_status_bits,
+	.wait_for_mpcc_disconnect = dcn10_wait_for_mpcc_disconnect,
+	.edp_backlight_control = dce110_edp_backlight_control,
+	.edp_power_control = dce110_edp_power_control,
+	.edp_wait_for_hpd_ready = dce110_edp_wait_for_hpd_ready,
+	.edp_wait_for_T12 = dce110_edp_wait_for_T12,
+	.set_cursor_position = dcn10_set_cursor_position,
+	.set_cursor_attribute = dcn10_set_cursor_attribute,
+	.set_cursor_sdr_white_level = dcn10_set_cursor_sdr_white_level,
+	.setup_periodic_interrupt = dcn10_setup_periodic_interrupt,
+	.set_clock = dcn10_set_clock,
+	.get_clock = dcn10_get_clock,
+	.program_triplebuffer = dcn20_program_triple_buffer,
+	.enable_writeback = dcn30_enable_writeback,
+	.disable_writeback = dcn30_disable_writeback,
+	.update_writeback = dcn30_update_writeback,
+	.mmhubbub_warmup = dcn30_mmhubbub_warmup,
+	.dmdata_status_done = dcn20_dmdata_status_done,
+	.program_dmdata_engine = dcn30_program_dmdata_engine,
+	.set_dmdata_attributes = dcn20_set_dmdata_attributes,
+	.init_sys_ctx = dcn20_init_sys_ctx,
+	.init_vm_ctx = dcn20_init_vm_ctx,
+	.set_flip_control_gsl = dcn20_set_flip_control_gsl,
+	.get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync,
+	.calc_vupdate_position = dcn10_calc_vupdate_position,
+	.apply_idle_power_optimizations = dcn32_apply_idle_power_optimizations,
+	.does_plane_fit_in_mall = NULL,
+	.set_backlight_level = dcn21_set_backlight_level,
+	.set_abm_immediate_disable = dcn21_set_abm_immediate_disable,
+	.hardware_release = dcn30_hardware_release,
+	.set_pipe = dcn21_set_pipe,
+	.enable_lvds_link_output = dce110_enable_lvds_link_output,
+	.enable_tmds_link_output = dce110_enable_tmds_link_output,
+	.enable_dp_link_output = dce110_enable_dp_link_output,
+	.disable_link_output = dcn32_disable_link_output,
+	.set_disp_pattern_generator = dcn30_set_disp_pattern_generator,
+	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
+	.commit_subvp_config = dcn32_commit_subvp_config,
+	.enable_phantom_streams = dcn32_enable_phantom_streams,
+	.disable_phantom_streams = dcn32_disable_phantom_streams,
+	.subvp_pipe_control_lock = dcn32_subvp_pipe_control_lock,
+	.update_visual_confirm_color = dcn10_update_visual_confirm_color,
+	.subvp_pipe_control_lock_fast = dcn32_subvp_pipe_control_lock_fast,
+	.update_phantom_vp_position = dcn32_update_phantom_vp_position,
+	.update_dsc_pg = dcn32_update_dsc_pg,
+	.apply_update_flags_for_phantom = dcn32_apply_update_flags_for_phantom,
+	.blank_phantom = dcn32_blank_phantom,
+	.is_pipe_topology_transition_seamless = dcn32_is_pipe_topology_transition_seamless,
+};
+
+static const struct hwseq_private_funcs dcn32_private_funcs = {
+	.init_pipes = dcn10_init_pipes,
+	.update_plane_addr = dcn20_update_plane_addr,
+	.plane_atomic_disconnect = dcn10_plane_atomic_disconnect,
+	.update_mpcc = dcn20_update_mpcc,
+	.set_input_transfer_func = dcn32_set_input_transfer_func,
+	.set_output_transfer_func = dcn32_set_output_transfer_func,
+	.power_down = dce110_power_down,
+	.enable_display_power_gating = dcn10_dummy_display_power_gating,
+	.blank_pixel_data = dcn20_blank_pixel_data,
+	.reset_hw_ctx_wrap = dcn20_reset_hw_ctx_wrap,
+	.enable_stream_timing = dcn20_enable_stream_timing,
+	.edp_backlight_control = dce110_edp_backlight_control,
+	.disable_stream_gating = dcn20_disable_stream_gating,
+	.enable_stream_gating = dcn20_enable_stream_gating,
+	.setup_vupdate_interrupt = dcn20_setup_vupdate_interrupt,
+	.did_underflow_occur = dcn10_did_underflow_occur,
+	.init_blank = dcn32_init_blank,
+	.disable_vga = dcn20_disable_vga,
+	.bios_golden_init = dcn10_bios_golden_init,
+	.plane_atomic_disable = dcn20_plane_atomic_disable,
+	.plane_atomic_power_down = dcn10_plane_atomic_power_down,
+	.enable_power_gating_plane = dcn32_enable_power_gating_plane,
+	.hubp_pg_control = dcn32_hubp_pg_control,
+	.program_all_writeback_pipes_in_tree = dcn30_program_all_writeback_pipes_in_tree,
+	.update_odm = dcn32_update_odm,
+	.dsc_pg_control = dcn32_dsc_pg_control,
+	.dsc_pg_status = dcn32_dsc_pg_status,
+	.set_hdr_multiplier = dcn10_set_hdr_multiplier,
+	.verify_allow_pstate_change_high = dcn10_verify_allow_pstate_change_high,
+	.wait_for_blank_complete = dcn20_wait_for_blank_complete,
+	.dccg_init = dcn20_dccg_init,
+	.set_mcm_luts = dcn32_set_mcm_luts,
+	.program_mall_pipe_config = dcn32_program_mall_pipe_config,
+	.update_force_pstate = dcn32_update_force_pstate,
+	.update_mall_sel = dcn32_update_mall_sel,
+	.calculate_dccg_k1_k2_values = dcn32_calculate_dccg_k1_k2_values,
+	.set_pixels_per_cycle = dcn32_set_pixels_per_cycle,
+	.resync_fifo_dccg_dio = dcn32_resync_fifo_dccg_dio,
+	.is_dp_dig_pixel_rate_div_policy = dcn32_is_dp_dig_pixel_rate_div_policy,
+	.apply_single_controller_ctx_to_hw = dce110_apply_single_controller_ctx_to_hw,
+	.reset_back_end_for_pipe = dcn20_reset_back_end_for_pipe,
+};
+
+void dcn32_hw_sequencer_init_functions(struct dc *dc)
+{
+	dc->hwss = dcn32_funcs;
+	dc->hwseq->funcs = dcn32_private_funcs;
+
+}
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.h
new file mode 100644
index 000000000..89a591eb2
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_init.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DC_DCN32_INIT_H__
+#define __DC_DCN32_INIT_H__
+
+struct dc;
+
+void dcn32_hw_sequencer_init_functions(struct dc *dc);
+
+#endif /* __DC_DCN32_INIT_H__ */