[PATCH 08/12] drm/amd/display: consolidate dce8-11.2 display clock code

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From: Dmytro Laktyushkin <Dmytro.Laktyushkin@xxxxxxx>

Change-Id: I4d468ab9ee40809587b0ed84795b0d66343eab13
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Harry Wentland <Harry.Wentland at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/Makefile        |   3 +-
 drivers/gpu/drm/amd/display/dc/dce/dce_audio.c     |   4 +-
 drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c    | 519 +++++++++++++++++++++
 drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h    | 133 ++++++
 .../drm/amd/display/dc/dce100/dce100_resource.c    |  22 +-
 .../drm/amd/display/dc/dce110/dce110_resource.c    |  24 +-
 .../drm/amd/display/dc/dce112/dce112_resource.c    |  28 +-
 .../gpu/drm/amd/display/dc/dce80/dce80_resource.c  |  70 +--
 drivers/gpu/drm/amd/display/dc/dm_services_types.h |  18 +-
 drivers/gpu/drm/amd/display/dc/gpu/Makefile        |  15 -
 .../display/dc/gpu/dce110/display_clock_dce110.c   | 516 --------------------
 .../display/dc/gpu/dce110/display_clock_dce110.h   |  50 --
 .../display/dc/gpu/dce112/display_clock_dce112.c   | 152 ------
 .../display/dc/gpu/dce112/display_clock_dce112.h   |  14 -
 .../amd/display/dc/gpu/dce80/display_clock_dce80.c | 430 -----------------
 .../amd/display/dc/gpu/dce80/display_clock_dce80.h |  54 ---
 .../amd/display/include/display_clock_interface.h  |  15 +-
 17 files changed, 747 insertions(+), 1320 deletions(-)
 create mode 100644 drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
 create mode 100644 drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h
 delete mode 100644 drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.c
 delete mode 100644 drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.h
 delete mode 100644 drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.c
 delete mode 100644 drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.h

diff --git a/drivers/gpu/drm/amd/display/dc/dce/Makefile b/drivers/gpu/drm/amd/display/dc/dce/Makefile
index bfca38170329..6add5977fd39 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dce/Makefile
@@ -6,7 +6,8 @@
 #     offset/shift/mask stored in dce_hw struct
 
 DCE = dce_audio.o dce_stream_encoder.o dce_link_encoder.o dce_hwseq.o \
-dce_mem_input.o dce_clock_source.o dce_scl_filters.o dce_transform.o
+dce_mem_input.o dce_clock_source.o dce_scl_filters.o dce_transform.o \
+dce_clocks.o
 
 
 AMD_DAL_DCE = $(addprefix $(AMDDALPATH)/dc/dce/,$(DCE))
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c b/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c
index dc44053e8575..2749c8fa4f1f 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c
@@ -888,7 +888,9 @@ static const struct audio_funcs funcs = {
 
 void dce_aud_destroy(struct audio **audio)
 {
-	dm_free(*audio);
+	struct dce_audio *aud = DCE_AUD(*audio);
+
+	dm_free(aud);
 	*audio = NULL;
 }
 
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
new file mode 100644
index 000000000000..bc1a46b7e373
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
@@ -0,0 +1,519 @@
+/*
+ * Copyright 2012-16 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 "dce_clocks.h"
+#include "dm_services.h"
+#include "reg_helper.h"
+#include "fixed32_32.h"
+#include "bios_parser_interface.h"
+#include "dc.h"
+
+
+#define REG(reg) \
+	(clk_dce->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+	clk_dce->clk_shift->field_name, clk_dce->clk_mask->field_name
+
+#define CTX \
+	clk_dce->base.ctx
+
+/* Starting point for each divider range.*/
+enum divider_range_start {
+	DIVIDER_RANGE_01_START = 200, /* 2.00*/
+	DIVIDER_RANGE_02_START = 1600, /* 16.00*/
+	DIVIDER_RANGE_03_START = 3200, /* 32.00*/
+	DIVIDER_RANGE_SCALE_FACTOR = 100 /* Results are scaled up by 100.*/
+};
+
+/* Ranges for divider identifiers (Divider ID or DID)
+ mmDENTIST_DISPCLK_CNTL.DENTIST_DISPCLK_WDIVIDER*/
+enum divider_id_register_setting {
+	DIVIDER_RANGE_01_BASE_DIVIDER_ID = 0X08,
+	DIVIDER_RANGE_02_BASE_DIVIDER_ID = 0X40,
+	DIVIDER_RANGE_03_BASE_DIVIDER_ID = 0X60,
+	DIVIDER_RANGE_MAX_DIVIDER_ID = 0X80
+};
+
+/* Step size between each divider within a range.
+ Incrementing the DENTIST_DISPCLK_WDIVIDER by one
+ will increment the divider by this much.*/
+enum divider_range_step_size {
+	DIVIDER_RANGE_01_STEP_SIZE = 25, /* 0.25*/
+	DIVIDER_RANGE_02_STEP_SIZE = 50, /* 0.50*/
+	DIVIDER_RANGE_03_STEP_SIZE = 100 /* 1.00 */
+};
+
+
+static int dce_clocks_get_dp_ref_freq(struct display_clock *clk)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(clk);
+	int dprefclk_wdivider;
+	int dprefclk_src_sel;
+	int dp_ref_clk_khz = 600000;
+	int target_div = INVALID_DIVIDER;
+
+	/* ASSERT DP Reference Clock source is from DFS*/
+	REG_GET(DPREFCLK_CNTL, DPREFCLK_SRC_SEL, &dprefclk_src_sel);
+	ASSERT(dprefclk_src_sel == 0);
+
+	/* Read the mmDENTIST_DISPCLK_CNTL to get the currently
+	 * programmed DID DENTIST_DPREFCLK_WDIVIDER*/
+	REG_GET(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, &dprefclk_wdivider);
+
+	/* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/
+	target_div = dal_divider_range_get_divider(
+			clk_dce->divider_ranges,
+			DIVIDER_RANGE_MAX,
+			dprefclk_wdivider);
+
+	if (target_div != INVALID_DIVIDER) {
+		/* Calculate the current DFS clock, in kHz.*/
+		dp_ref_clk_khz = (DIVIDER_RANGE_SCALE_FACTOR
+			* clk_dce->dentist_vco_freq_khz) / target_div;
+	}
+
+	/* SW will adjust DP REF Clock average value for all purposes
+	 * (DP DTO / DP Audio DTO and DP GTC)
+	 if clock is spread for all cases:
+	 -if SS enabled on DP Ref clock and HW de-spreading enabled with SW
+	 calculations for DS_INCR/DS_MODULO (this is planned to be default case)
+	 -if SS enabled on DP Ref clock and HW de-spreading enabled with HW
+	 calculations (not planned to be used, but average clock should still
+	 be valid)
+	 -if SS enabled on DP Ref clock and HW de-spreading disabled
+	 (should not be case with CIK) then SW should program all rates
+	 generated according to average value (case as with previous ASICs)
+	  */
+	if (clk_dce->ss_on_gpu_pll && clk_dce->gpu_pll_ss_divider != 0) {
+		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
+				dal_fixed32_32_from_fraction(
+						clk_dce->gpu_pll_ss_percentage,
+						clk_dce->gpu_pll_ss_divider), 200);
+		struct fixed32_32 adj_dp_ref_clk_khz;
+
+		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
+								ss_percentage);
+		adj_dp_ref_clk_khz =
+			dal_fixed32_32_mul_int(
+				ss_percentage,
+				dp_ref_clk_khz);
+		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
+	}
+
+	return dp_ref_clk_khz;
+}
+
+static enum dm_pp_clocks_state dce_get_required_clocks_state(
+	struct display_clock *clk,
+	struct state_dependent_clocks *req_clocks)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(clk);
+	int i;
+	enum dm_pp_clocks_state low_req_clk;
+
+	/* Iterate from highest supported to lowest valid state, and update
+	 * lowest RequiredState with the lowest state that satisfies
+	 * all required clocks
+	 */
+	for (i = clk->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; i--)
+		if (req_clocks->display_clk_khz >
+				clk_dce->max_clks_by_state[i].display_clk_khz
+			|| req_clocks->pixel_clk_khz >
+				clk_dce->max_clks_by_state[i].pixel_clk_khz)
+			break;
+
+	low_req_clk = i + 1;
+	if (low_req_clk > clk->max_clks_state) {
+		dm_logger_write(clk->ctx->logger, LOG_WARNING,
+				"%s: clocks unsupported", __func__);
+		low_req_clk = DM_PP_CLOCKS_STATE_INVALID;
+	}
+
+	return low_req_clk;
+}
+
+static bool dce_clock_set_min_clocks_state(
+	struct display_clock *clk,
+	enum dm_pp_clocks_state clocks_state)
+{
+	struct dm_pp_power_level_change_request level_change_req = {
+			clocks_state };
+
+	if (clocks_state > clk->max_clks_state) {
+		/*Requested state exceeds max supported state.*/
+		dm_logger_write(clk->ctx->logger, LOG_WARNING,
+				"Requested state exceeds max supported state");
+		return false;
+	} else if (clocks_state == clk->cur_min_clks_state) {
+		/*if we're trying to set the same state, we can just return
+		 * since nothing needs to be done*/
+		return true;
+	}
+
+	/* get max clock state from PPLIB */
+	if (dm_pp_apply_power_level_change_request(clk->ctx, &level_change_req))
+		clk->cur_min_clks_state = clocks_state;
+
+	return true;
+}
+
+static void dce_set_clock(
+	struct display_clock *clk,
+	uint32_t requested_clk_khz)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(clk);
+	struct bp_pixel_clock_parameters pxl_clk_params = { 0 };
+	struct dc_bios *bp = clk->ctx->dc_bios;
+
+	/* Make sure requested clock isn't lower than minimum threshold*/
+	if (requested_clk_khz > 0)
+		requested_clk_khz = dm_max(requested_clk_khz,
+				clk_dce->dentist_vco_freq_khz / 64);
+
+	/* Prepare to program display clock*/
+	pxl_clk_params.target_pixel_clock = requested_clk_khz;
+	pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS;
+
+	bp->funcs->program_display_engine_pll(bp, &pxl_clk_params);
+
+	if (clk_dce->dfs_bypass_enabled) {
+
+		/* Cache the fixed display clock*/
+		clk_dce->dfs_bypass_disp_clk =
+			pxl_clk_params.dfs_bypass_display_clock;
+	}
+
+	/* from power down, we need mark the clock state as ClocksStateNominal
+	 * from HWReset, so when resume we will call pplib voltage regulator.*/
+	if (requested_clk_khz == 0)
+		clk->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
+}
+
+#define PSR_SET_WAITLOOP 0x31
+
+union dce110_dmcu_psr_config_data_wait_loop_reg1 {
+	struct {
+		unsigned int wait_loop:16; /* [15:0] */
+		unsigned int reserved:16; /* [31:16] */
+	} bits;
+	unsigned int u32;
+};
+
+static void dce_psr_wait_loop(
+		struct dce_disp_clk *clk_dce, unsigned int display_clk_khz)
+{
+	struct dc_context *ctx = clk_dce->base.ctx;
+	union dce110_dmcu_psr_config_data_wait_loop_reg1 masterCmdData1;
+
+	/* waitDMCUReadyForCmd */
+	REG_WAIT(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, 0, 100, 100);
+
+	masterCmdData1.u32 = 0;
+	masterCmdData1.bits.wait_loop = display_clk_khz / 1000 / 7;
+	dm_write_reg(ctx, REG(MASTER_COMM_DATA_REG1), masterCmdData1.u32);
+
+	/* setDMCUParam_Cmd */
+	REG_UPDATE(MASTER_COMM_CMD_REG, MASTER_COMM_CMD_REG_BYTE0, PSR_SET_WAITLOOP);
+
+	/* notifyDMCUMsg */
+	REG_UPDATE(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, 1);
+}
+
+static void dce_psr_set_clock(
+	struct display_clock *clk,
+	uint32_t requested_clk_khz)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(clk);
+
+	dce_set_clock(clk, requested_clk_khz);
+	dce_psr_wait_loop(clk_dce, requested_clk_khz);
+}
+
+static void polaris_set_clock(
+	struct display_clock *clk,
+	uint32_t requested_clk_khz)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(clk);
+	struct bp_set_dce_clock_parameters dce_clk_params;
+	struct dc_bios *bp = clk->ctx->dc_bios;
+
+	/* Prepare to program display clock*/
+	memset(&dce_clk_params, 0, sizeof(dce_clk_params));
+
+	/* Make sure requested clock isn't lower than minimum threshold*/
+	if (requested_clk_khz > 0)
+		requested_clk_khz = dm_max(requested_clk_khz,
+				clk_dce->dentist_vco_freq_khz / 64);
+
+	dce_clk_params.target_clock_frequency = requested_clk_khz;
+	dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS;
+	dce_clk_params.clock_type = DCECLOCK_TYPE_DISPLAY_CLOCK;
+
+	bp->funcs->set_dce_clock(bp, &dce_clk_params);
+
+	/* from power down, we need mark the clock state as ClocksStateNominal
+	 * from HWReset, so when resume we will call pplib voltage regulator.*/
+	if (requested_clk_khz == 0)
+		clk->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
+
+	/*Program DP ref Clock*/
+	/*VBIOS will determine DPREFCLK frequency, so we don't set it*/
+	dce_clk_params.target_clock_frequency = 0;
+	dce_clk_params.clock_type = DCECLOCK_TYPE_DPREFCLK;
+	dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = 0;
+
+	bp->funcs->set_dce_clock(bp, &dce_clk_params);
+}
+
+static void dce_clock_read_integrated_info(struct dce_disp_clk *clk_dce)
+{
+	struct dc_debug *debug = &clk_dce->base.ctx->dc->debug;
+	struct dc_bios *bp = clk_dce->base.ctx->dc_bios;
+	struct integrated_info info = { 0 };
+	struct firmware_info fw_info = { 0 };
+	int i;
+
+	if (bp->integrated_info)
+		info = *bp->integrated_info;
+
+	clk_dce->dentist_vco_freq_khz = info.dentist_vco_freq;
+	if (clk_dce->dentist_vco_freq_khz == 0) {
+		bp->funcs->get_firmware_info(bp, &fw_info);
+		clk_dce->dentist_vco_freq_khz =
+			fw_info.smu_gpu_pll_output_freq;
+		if (clk_dce->dentist_vco_freq_khz == 0)
+			clk_dce->dentist_vco_freq_khz = 3600000;
+	}
+
+	/*update the maximum display clock for each power state*/
+	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
+		enum dm_pp_clocks_state clk_state = DM_PP_CLOCKS_STATE_INVALID;
+
+		switch (i) {
+		case 0:
+			clk_state = DM_PP_CLOCKS_STATE_ULTRA_LOW;
+			break;
+
+		case 1:
+			clk_state = DM_PP_CLOCKS_STATE_LOW;
+			break;
+
+		case 2:
+			clk_state = DM_PP_CLOCKS_STATE_NOMINAL;
+			break;
+
+		case 3:
+			clk_state = DM_PP_CLOCKS_STATE_PERFORMANCE;
+			break;
+
+		default:
+			clk_state = DM_PP_CLOCKS_STATE_INVALID;
+			break;
+		}
+
+		/*Do not allow bad VBIOS/SBIOS to override with invalid values,
+		 * check for > 100MHz*/
+		if (info.disp_clk_voltage[i].max_supported_clk >= 100000)
+			clk_dce->max_clks_by_state[clk_state].display_clk_khz =
+				info.disp_clk_voltage[i].max_supported_clk;
+	}
+
+	if (!debug->disable_dfs_bypass)
+		if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE)
+			clk_dce->dfs_bypass_enabled = true;
+
+	clk_dce->use_max_disp_clk = debug->max_disp_clk;
+}
+
+static void dce_clock_read_ss_info(struct dce_disp_clk *clk_dce)
+{
+	struct dc_bios *bp = clk_dce->base.ctx->dc_bios;
+	int ss_info_num = bp->funcs->get_ss_entry_number(
+			bp, AS_SIGNAL_TYPE_GPU_PLL);
+
+	if (ss_info_num) {
+		struct spread_spectrum_info info = { 0 };
+		enum bp_result result = bp->funcs->get_spread_spectrum_info(
+				bp, AS_SIGNAL_TYPE_GPU_PLL, 0, &info);
+
+		/* Based on VBIOS, VBIOS will keep entry for GPU PLL SS
+		 * even if SS not enabled and in that case
+		 * SSInfo.spreadSpectrumPercentage !=0 would be sign
+		 * that SS is enabled
+		 */
+		if (result == BP_RESULT_OK &&
+				info.spread_spectrum_percentage != 0) {
+			clk_dce->ss_on_gpu_pll = true;
+			clk_dce->gpu_pll_ss_divider = info.spread_percentage_divider;
+
+			if (info.type.CENTER_MODE == 0) {
+				/* Currently for DP Reference clock we
+				 * need only SS percentage for
+				 * downspread */
+				clk_dce->gpu_pll_ss_percentage =
+						info.spread_spectrum_percentage;
+			}
+		}
+
+	}
+}
+
+static const struct display_clock_funcs dce112_funcs = {
+	.get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq,
+	.get_required_clocks_state = dce_get_required_clocks_state,
+	.set_min_clocks_state = dce_clock_set_min_clocks_state,
+	.set_clock = polaris_set_clock
+};
+
+static const struct display_clock_funcs dce110_funcs = {
+	.get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq,
+	.get_required_clocks_state = dce_get_required_clocks_state,
+	.set_min_clocks_state = dce_clock_set_min_clocks_state,
+	.set_clock = dce_psr_set_clock
+};
+
+static const struct display_clock_funcs dce_funcs = {
+	.get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq,
+	.get_required_clocks_state = dce_get_required_clocks_state,
+	.set_min_clocks_state = dce_clock_set_min_clocks_state,
+	.set_clock = dce_set_clock
+};
+
+static void dce_disp_clk_construct(
+	struct dce_disp_clk *clk_dce,
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask)
+{
+	struct display_clock *base = &clk_dce->base;
+
+	base->ctx = ctx;
+	base->funcs = &dce_funcs;
+
+	clk_dce->regs = regs;
+	clk_dce->clk_shift = clk_shift;
+	clk_dce->clk_mask = clk_mask;
+
+	clk_dce->dfs_bypass_disp_clk = 0;
+	clk_dce->gpu_pll_ss_percentage = 0;
+	clk_dce->gpu_pll_ss_divider = 1000;
+	clk_dce->ss_on_gpu_pll = false;
+	base->max_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
+	base->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID;
+
+	dce_clock_read_integrated_info(clk_dce);
+	dce_clock_read_ss_info(clk_dce);
+
+	dal_divider_range_construct(
+		&clk_dce->divider_ranges[DIVIDER_RANGE_01],
+		DIVIDER_RANGE_01_START,
+		DIVIDER_RANGE_01_STEP_SIZE,
+		DIVIDER_RANGE_01_BASE_DIVIDER_ID,
+		DIVIDER_RANGE_02_BASE_DIVIDER_ID);
+	dal_divider_range_construct(
+		&clk_dce->divider_ranges[DIVIDER_RANGE_02],
+		DIVIDER_RANGE_02_START,
+		DIVIDER_RANGE_02_STEP_SIZE,
+		DIVIDER_RANGE_02_BASE_DIVIDER_ID,
+		DIVIDER_RANGE_03_BASE_DIVIDER_ID);
+	dal_divider_range_construct(
+		&clk_dce->divider_ranges[DIVIDER_RANGE_03],
+		DIVIDER_RANGE_03_START,
+		DIVIDER_RANGE_03_STEP_SIZE,
+		DIVIDER_RANGE_03_BASE_DIVIDER_ID,
+		DIVIDER_RANGE_MAX_DIVIDER_ID);
+}
+
+struct display_clock *dce_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask)
+{
+	struct dce_disp_clk *clk_dce = dm_alloc(sizeof(*clk_dce));
+
+	if (clk_dce == NULL) {
+		BREAK_TO_DEBUGGER();
+		return NULL;
+	}
+
+	dce_disp_clk_construct(
+		clk_dce, ctx, regs, clk_shift, clk_mask);
+
+	return &clk_dce->base;
+}
+
+struct display_clock *dce110_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask)
+{
+	struct dce_disp_clk *clk_dce = dm_alloc(sizeof(*clk_dce));
+
+	if (clk_dce == NULL) {
+		BREAK_TO_DEBUGGER();
+		return NULL;
+	}
+
+	dce_disp_clk_construct(
+		clk_dce, ctx, regs, clk_shift, clk_mask);
+
+	clk_dce->base.funcs = &dce110_funcs;
+
+	return &clk_dce->base;
+}
+
+struct display_clock *dce112_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask)
+{
+	struct dce_disp_clk *clk_dce = dm_alloc(sizeof(*clk_dce));
+
+	if (clk_dce == NULL) {
+		BREAK_TO_DEBUGGER();
+		return NULL;
+	}
+
+	dce_disp_clk_construct(
+		clk_dce, ctx, regs, clk_shift, clk_mask);
+
+	clk_dce->base.funcs = &dce112_funcs;
+
+	return &clk_dce->base;
+}
+
+void dce_disp_clk_destroy(struct display_clock **disp_clk)
+{
+	struct dce_disp_clk *clk_dce = TO_DCE_CLOCKS(*disp_clk);
+
+	dm_free(clk_dce);
+	*disp_clk = NULL;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h
new file mode 100644
index 000000000000..e3b23749f0a2
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h
@@ -0,0 +1,133 @@
+/*
+ * Copyright 2012-16 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 _DCE_CLOCKS_H_
+#define _DCE_CLOCKS_H_
+
+#include "display_clock_interface.h"
+#include "../gpu/divider_range.h"
+
+
+#define TO_DCE_CLOCKS(clocks)\
+	container_of(clocks, struct dce_disp_clk, base)
+
+#define CLK_COMMON_REG_LIST_DCE_BASE() \
+	.DPREFCLK_CNTL = mmDPREFCLK_CNTL, \
+	.DENTIST_DISPCLK_CNTL = mmDENTIST_DISPCLK_CNTL, \
+	.MASTER_COMM_DATA_REG1 = mmMASTER_COMM_DATA_REG1, \
+	.MASTER_COMM_CMD_REG = mmMASTER_COMM_CMD_REG, \
+	.MASTER_COMM_CNTL_REG = mmMASTER_COMM_CNTL_REG
+
+#define CLK_SF(reg_name, field_name, post_fix)\
+	.field_name = reg_name ## __ ## field_name ## post_fix
+
+#define CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(mask_sh) \
+	CLK_SF(DPREFCLK_CNTL, DPREFCLK_SRC_SEL, mask_sh), \
+	CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, mask_sh), \
+	CLK_SF(MASTER_COMM_CMD_REG, MASTER_COMM_CMD_REG_BYTE0, mask_sh), \
+	CLK_SF(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, mask_sh)
+
+
+#define CLK_REG_FIELD_LIST(type) \
+	type DPREFCLK_SRC_SEL; \
+	type DENTIST_DPREFCLK_WDIVIDER; \
+	type MASTER_COMM_CMD_REG_BYTE0; \
+	type MASTER_COMM_INTERRUPT
+
+struct dce_disp_clk_shift {
+	CLK_REG_FIELD_LIST(uint8_t);
+};
+
+struct dce_disp_clk_mask {
+	CLK_REG_FIELD_LIST(uint32_t);
+};
+
+struct dce_disp_clk_registers {
+	uint32_t DPREFCLK_CNTL;
+	uint32_t DENTIST_DISPCLK_CNTL;
+	uint32_t MASTER_COMM_DATA_REG1;
+	uint32_t MASTER_COMM_CMD_REG;
+	uint32_t MASTER_COMM_CNTL_REG;
+};
+
+/* Array identifiers and count for the divider ranges.*/
+enum divider_range_count {
+	DIVIDER_RANGE_01 = 0,
+	DIVIDER_RANGE_02,
+	DIVIDER_RANGE_03,
+	DIVIDER_RANGE_MAX /* == 3*/
+};
+
+struct dce_disp_clk {
+	struct display_clock base;
+	const struct dce_disp_clk_registers *regs;
+	const struct dce_disp_clk_shift *clk_shift;
+	const struct dce_disp_clk_mask *clk_mask;
+
+	struct state_dependent_clocks max_clks_by_state[DM_PP_CLOCKS_MAX_STATES];
+	struct divider_range divider_ranges[DIVIDER_RANGE_MAX];
+
+	bool use_max_disp_clk;
+	uint32_t dentist_vco_freq_khz;
+
+	/* Cache the status of DFS-bypass feature*/
+	bool dfs_bypass_enabled;
+	/* Cache the display clock returned by VBIOS if DFS-bypass is enabled.
+	 * This is basically "Crystal Frequency In KHz" (XTALIN) frequency */
+	uint32_t dfs_bypass_disp_clk;
+
+	/* Flag for Enabled SS on GPU PLL */
+	bool ss_on_gpu_pll;
+	/* GPU PLL SS percentage (if down-spread enabled) */
+	uint32_t gpu_pll_ss_percentage;
+	/* GPU PLL SS percentage Divider (100 or 1000) */
+	uint32_t gpu_pll_ss_divider;
+
+
+};
+
+
+struct display_clock *dce_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask);
+
+struct display_clock *dce110_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask);
+
+struct display_clock *dce112_disp_clk_create(
+	struct dc_context *ctx,
+	const struct dce_disp_clk_registers *regs,
+	const struct dce_disp_clk_shift *clk_shift,
+	const struct dce_disp_clk_mask *clk_mask);
+
+void dce_disp_clk_destroy(struct display_clock **disp_clk);
+
+#endif /* _DCE_CLOCKS_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
index 5716ce1e58f4..c97416f7bc93 100644
--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
@@ -40,6 +40,7 @@
 #include "dce110/dce110_ipp.h"
 #include "dce/dce_transform.h"
 #include "dce110/dce110_opp.h"
+#include "dce/dce_clocks.h"
 #include "dce/dce_clock_source.h"
 #include "dce/dce_audio.h"
 #include "dce/dce_hwseq.h"
@@ -200,6 +201,18 @@ static const struct dce110_ipp_reg_offsets dce100_ipp_reg_offsets[] = {
 	.reg_name = mm ## block ## id ## _ ## reg_name
 
 
+static const struct dce_disp_clk_registers disp_clk_regs = {
+		CLK_COMMON_REG_LIST_DCE_BASE()
+};
+
+static const struct dce_disp_clk_shift disp_clk_shift = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
+};
+
+static const struct dce_disp_clk_mask disp_clk_mask = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
+};
+
 #define transform_regs(id)\
 [id] = {\
 		XFM_COMMON_REG_LIST_DCE100(id)\
@@ -717,9 +730,7 @@ static void destruct(struct dce110_resource_pool *pool)
 	}
 
 	if (pool->base.display_clock != NULL)
-		pool->base.display_clock->funcs->destroy(
-				&pool->base.display_clock);
-		pool->base.display_clock = NULL;
+		dce_disp_clk_destroy(&pool->base.display_clock);
 
 	if (pool->base.irqs != NULL)
 		dal_irq_service_destroy(&pool->base.irqs);
@@ -970,7 +981,10 @@ static bool construct(
 		}
 	}
 
-	pool->base.display_clock = dal_display_clock_dce110_create(ctx);
+	pool->base.display_clock = dce_disp_clk_create(ctx,
+			&disp_clk_regs,
+			&disp_clk_shift,
+			&disp_clk_mask);
 	if (pool->base.display_clock == NULL) {
 		dm_error("DC: failed to create display clock!\n");
 		BREAK_TO_DEBUGGER();
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
index 8682c8b2a547..fa601f7f0b5a 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
@@ -45,6 +45,7 @@
 #include "dce110/dce110_transform_v.h"
 #include "dce110/dce110_opp.h"
 #include "dce110/dce110_opp_v.h"
+#include "dce/dce_clocks.h"
 #include "dce/dce_clock_source.h"
 #include "dce/dce_hwseq.h"
 #include "dce110/dce110_hw_sequencer.h"
@@ -187,6 +188,17 @@ static const struct dce110_ipp_reg_offsets dce110_ipp_reg_offsets[] = {
 #define SRI(reg_name, block, id)\
 	.reg_name = mm ## block ## id ## _ ## reg_name
 
+static const struct dce_disp_clk_registers disp_clk_regs = {
+		CLK_COMMON_REG_LIST_DCE_BASE()
+};
+
+static const struct dce_disp_clk_shift disp_clk_shift = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
+};
+
+static const struct dce_disp_clk_mask disp_clk_mask = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
+};
 
 #define transform_regs(id)\
 [id] = {\
@@ -699,11 +711,8 @@ static void destruct(struct dce110_resource_pool *pool)
 		}
 	}
 
-	if (pool->base.display_clock != NULL) {
-		pool->base.display_clock->funcs->destroy(
-				&pool->base.display_clock);
-		pool->base.display_clock = NULL;
-	}
+	if (pool->base.display_clock != NULL)
+		dce_disp_clk_destroy(&pool->base.display_clock);
 
 	if (pool->base.irqs != NULL) {
 		dal_irq_service_destroy(&pool->base.irqs);
@@ -1261,7 +1270,10 @@ static bool construct(
 		}
 	}
 
-	pool->base.display_clock = dal_display_clock_dce110_create(ctx);
+	pool->base.display_clock = dce110_disp_clk_create(ctx,
+			&disp_clk_regs,
+			&disp_clk_shift,
+			&disp_clk_mask);
 	if (pool->base.display_clock == NULL) {
 		dm_error("DC: failed to create display clock!\n");
 		BREAK_TO_DEBUGGER();
diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
index c50a215172b7..3a478300b848 100644
--- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
@@ -41,6 +41,7 @@
 #include "dce/dce_audio.h"
 #include "dce112/dce112_opp.h"
 #include "dce110/dce110_ipp.h"
+#include "dce/dce_clocks.h"
 #include "dce/dce_clock_source.h"
 
 #include "dce/dce_hwseq.h"
@@ -204,6 +205,19 @@ static const struct dce110_ipp_reg_offsets ipp_reg_offsets[] = {
 #define SRI(reg_name, block, id)\
 	.reg_name = mm ## block ## id ## _ ## reg_name
 
+
+static const struct dce_disp_clk_registers disp_clk_regs = {
+		CLK_COMMON_REG_LIST_DCE_BASE()
+};
+
+static const struct dce_disp_clk_shift disp_clk_shift = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
+};
+
+static const struct dce_disp_clk_mask disp_clk_mask = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
+};
+
 #define transform_regs(id)\
 [id] = {\
 		XFM_COMMON_REG_LIST_DCE110(id)\
@@ -733,11 +747,8 @@ static void destruct(struct dce110_resource_pool *pool)
 		}
 	}
 
-	if (pool->base.display_clock != NULL) {
-		pool->base.display_clock->funcs->destroy(
-				&pool->base.display_clock);
-		pool->base.display_clock = NULL;
-	}
+	if (pool->base.display_clock != NULL)
+		dce_disp_clk_destroy(&pool->base.display_clock);
 
 	if (pool->base.irqs != NULL) {
 		dal_irq_service_destroy(&pool->base.irqs);
@@ -1299,9 +1310,10 @@ static bool construct(
 		}
 	}
 
-	pool->base.display_clock = dal_display_clock_dce112_create(
-			ctx);
-
+	pool->base.display_clock = dce112_disp_clk_create(ctx,
+			&disp_clk_regs,
+			&disp_clk_shift,
+			&disp_clk_mask);
 	if (pool->base.display_clock == NULL) {
 		dm_error("DC: failed to create display clock!\n");
 		BREAK_TO_DEBUGGER();
diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
index 1d2a31e34617..517d42dfff0c 100644
--- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
@@ -45,6 +45,7 @@
 #include "dce/dce_transform.h"
 #include "dce80/dce80_opp.h"
 #include "dce110/dce110_ipp.h"
+#include "dce/dce_clocks.h"
 #include "dce/dce_clock_source.h"
 #include "dce/dce_audio.h"
 #include "dce/dce_hwseq.h"
@@ -215,6 +216,19 @@ static const struct dce110_ipp_reg_offsets ipp_reg_offsets[] = {
 #define SRI(reg_name, block, id)\
 	.reg_name = mm ## block ## id ## _ ## reg_name
 
+
+static const struct dce_disp_clk_registers disp_clk_regs = {
+		CLK_COMMON_REG_LIST_DCE_BASE()
+};
+
+static const struct dce_disp_clk_shift disp_clk_shift = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT)
+};
+
+static const struct dce_disp_clk_mask disp_clk_mask = {
+		CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK)
+};
+
 #define transform_regs(id)\
 [id] = {\
 		XFM_COMMON_REG_LIST_DCE_BASE(id)\
@@ -656,11 +670,8 @@ static void destruct(struct dce110_resource_pool *pool)
 		}
 	}
 
-	if (pool->base.display_clock != NULL) {
-		pool->base.display_clock->funcs->destroy(
-				&pool->base.display_clock);
-		pool->base.display_clock = NULL;
-	}
+	if (pool->base.display_clock != NULL)
+		dce_disp_clk_destroy(&pool->base.display_clock);
 
 	if (pool->base.irqs != NULL) {
 		dal_irq_service_destroy(&pool->base.irqs);
@@ -857,47 +868,6 @@ static const struct resource_funcs dce80_res_pool_funcs = {
 	.validate_bandwidth = dce80_validate_bandwidth
 };
 
-static enum dm_pp_clocks_state dce80_resource_convert_clock_state_pp_to_dc(
-	enum dm_pp_clocks_state pp_clock_state)
-{
-	enum dm_pp_clocks_state dc_clocks_state = DM_PP_CLOCKS_STATE_INVALID;
-
-	switch (pp_clock_state) {
-	case DM_PP_CLOCKS_STATE_INVALID:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_INVALID;
-		break;
-	case DM_PP_CLOCKS_STATE_ULTRA_LOW:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_ULTRA_LOW;
-		break;
-	case DM_PP_CLOCKS_STATE_LOW:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_LOW;
-		break;
-	case DM_PP_CLOCKS_STATE_NOMINAL:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_NOMINAL;
-		break;
-	case DM_PP_CLOCKS_STATE_PERFORMANCE:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_PERFORMANCE;
-		break;
-	case DM_PP_CLOCKS_DPM_STATE_LEVEL_4:
-		dc_clocks_state = DM_PP_CLOCKS_DPM_STATE_LEVEL_4;
-		break;
-	case DM_PP_CLOCKS_DPM_STATE_LEVEL_5:
-		dc_clocks_state = DM_PP_CLOCKS_DPM_STATE_LEVEL_5;
-		break;
-	case DM_PP_CLOCKS_DPM_STATE_LEVEL_6:
-		dc_clocks_state = DM_PP_CLOCKS_DPM_STATE_LEVEL_6;
-		break;
-	case DM_PP_CLOCKS_DPM_STATE_LEVEL_7:
-		dc_clocks_state = DM_PP_CLOCKS_DPM_STATE_LEVEL_7;
-		break;
-	default:
-		dc_clocks_state = DM_PP_CLOCKS_STATE_INVALID;
-		break;
-	}
-
-	return dc_clocks_state;
-}
-
 static bool construct(
 	uint8_t num_virtual_links,
 	struct core_dc *dc,
@@ -967,7 +937,10 @@ static bool construct(
 		}
 	}
 
-	pool->base.display_clock = dal_display_clock_dce80_create(ctx);
+	pool->base.display_clock = dce_disp_clk_create(ctx,
+			&disp_clk_regs,
+			&disp_clk_shift,
+			&disp_clk_mask);
 	if (pool->base.display_clock == NULL) {
 		dm_error("DC: failed to create display clock!\n");
 		BREAK_TO_DEBUGGER();
@@ -977,8 +950,7 @@ static bool construct(
 
 	if (dm_pp_get_static_clocks(ctx, &static_clk_info))
 		pool->base.display_clock->max_clks_state =
-				dce80_resource_convert_clock_state_pp_to_dc(
-					static_clk_info.max_clocks_state);
+					static_clk_info.max_clocks_state;
 
 	{
 		struct irq_service_init_data init_data;
diff --git a/drivers/gpu/drm/amd/display/dc/dm_services_types.h b/drivers/gpu/drm/amd/display/dc/dm_services_types.h
index 44bad17fa318..460971dc3a70 100644
--- a/drivers/gpu/drm/amd/display/dc/dm_services_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dm_services_types.h
@@ -43,15 +43,17 @@ enum dm_pp_clocks_state {
 
 	/* Starting from DCE11, Max 8 levels of DPM state supported. */
 	DM_PP_CLOCKS_DPM_STATE_LEVEL_INVALID = DM_PP_CLOCKS_STATE_INVALID,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_0 = DM_PP_CLOCKS_STATE_ULTRA_LOW,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_1 = DM_PP_CLOCKS_STATE_LOW,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_2 = DM_PP_CLOCKS_STATE_NOMINAL,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_0,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_1,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_2,
 	/* to be backward compatible */
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_3 = DM_PP_CLOCKS_STATE_PERFORMANCE,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_4 = DM_PP_CLOCKS_DPM_STATE_LEVEL_3 + 1,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_5 = DM_PP_CLOCKS_DPM_STATE_LEVEL_4 + 1,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_6 = DM_PP_CLOCKS_DPM_STATE_LEVEL_5 + 1,
-	DM_PP_CLOCKS_DPM_STATE_LEVEL_7 = DM_PP_CLOCKS_DPM_STATE_LEVEL_6 + 1,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_3,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_4,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_5,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_6,
+	DM_PP_CLOCKS_DPM_STATE_LEVEL_7,
+
+	DM_PP_CLOCKS_MAX_STATES
 };
 
 struct dm_pp_gpu_clock_range {
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/Makefile b/drivers/gpu/drm/amd/display/dc/gpu/Makefile
index 0b99a7474950..6ab4078405f2 100644
--- a/drivers/gpu/drm/amd/display/dc/gpu/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/gpu/Makefile
@@ -10,23 +10,8 @@ AMD_DAL_GPU = $(addprefix $(AMDDALPATH)/dc/gpu/,$(GPU))
 AMD_DISPLAY_FILES += $(AMD_DAL_GPU)
 
 ###############################################################################
-# DCE 80 family
-###############################################################################
-GPU_DCE80 = display_clock_dce80.o
-
-AMD_DAL_GPU_DCE80 = $(addprefix $(AMDDALPATH)/dc/gpu/dce80/,$(GPU_DCE80))
-
-AMD_DISPLAY_FILES += $(AMD_DAL_GPU_DCE80)
-
-
-###############################################################################
 # DCE 110 family
 ###############################################################################
-GPU_DCE110 = display_clock_dce110.o
-
-AMD_DAL_GPU_DCE110 = $(addprefix $(AMDDALPATH)/dc/gpu/dce110/,$(GPU_DCE110))
-
-AMD_DISPLAY_FILES += $(AMD_DAL_GPU_DCE110)
 
 GPU_DCE112 = display_clock_dce112.o
 
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.c b/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.c
deleted file mode 100644
index 9dabaac2c550..000000000000
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.c
+++ /dev/null
@@ -1,516 +0,0 @@
-/*
- * Copyright 2012-15 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 "dm_services.h"
-
-#include "dce/dce_11_0_d.h"
-#include "dce/dce_11_0_sh_mask.h"
-
-#include "include/bios_parser_interface.h"
-#include "include/fixed32_32.h"
-#include "include/logger_interface.h"
-
-#include "../divider_range.h"
-
-#include "display_clock_dce110.h"
-#include "dc.h"
-
-#define FROM_DISPLAY_CLOCK(base) \
-	container_of(base, struct display_clock_dce110, disp_clk_base)
-
-#define PSR_SET_WAITLOOP 0x31
-
-static struct state_dependent_clocks max_clks_by_state[] = {
-/*ClocksStateInvalid - should not be used*/
-{ .display_clk_khz = 0, .pixel_clk_khz = 0 },
-/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/
-{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 },
-/*ClocksStateLow*/
-{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 },
-/*ClocksStateNominal*/
-{ .display_clk_khz = 467000, .pixel_clk_khz = 400000 },
-/*ClocksStatePerformance*/
-{ .display_clk_khz = 643000, .pixel_clk_khz = 400000 } };
-
-/* Starting point for each divider range.*/
-enum divider_range_start {
-	DIVIDER_RANGE_01_START = 200, /* 2.00*/
-	DIVIDER_RANGE_02_START = 1600, /* 16.00*/
-	DIVIDER_RANGE_03_START = 3200, /* 32.00*/
-	DIVIDER_RANGE_SCALE_FACTOR = 100 /* Results are scaled up by 100.*/
-};
-
-/* Array identifiers and count for the divider ranges.*/
-enum divider_range_count {
-	DIVIDER_RANGE_01 = 0,
-	DIVIDER_RANGE_02,
-	DIVIDER_RANGE_03,
-	DIVIDER_RANGE_MAX /* == 3*/
-};
-
-/* Ranges for divider identifiers (Divider ID or DID)
- mmDENTIST_DISPCLK_CNTL.DENTIST_DISPCLK_WDIVIDER*/
-enum divider_id_register_setting {
-	DIVIDER_RANGE_01_BASE_DIVIDER_ID = 0X08,
-	DIVIDER_RANGE_02_BASE_DIVIDER_ID = 0X40,
-	DIVIDER_RANGE_03_BASE_DIVIDER_ID = 0X60,
-	DIVIDER_RANGE_MAX_DIVIDER_ID = 0X80
-};
-
-/* Step size between each divider within a range.
- Incrementing the DENTIST_DISPCLK_WDIVIDER by one
- will increment the divider by this much.*/
-enum divider_range_step_size {
-	DIVIDER_RANGE_01_STEP_SIZE = 25, /* 0.25*/
-	DIVIDER_RANGE_02_STEP_SIZE = 50, /* 0.50*/
-	DIVIDER_RANGE_03_STEP_SIZE = 100 /* 1.00 */
-};
-
-union dce110_dmcu_psr_config_data_wait_loop_reg1 {
-	struct {
-		unsigned int waitLoop:16; /* [15:0] */
-		unsigned int reserved:16; /* [31:16] */
-	} bits;
-	unsigned int u32All;
-};
-
-static struct divider_range divider_ranges[DIVIDER_RANGE_MAX];
-
-#define DCE110_DFS_BYPASS_THRESHOLD_KHZ 400000
-/*****************************************************************************
- * static functions
- *****************************************************************************/
-
-static bool dce110_set_min_clocks_state(
-	struct display_clock *dc,
-	enum dm_pp_clocks_state clocks_state)
-{
-	struct dm_pp_power_level_change_request level_change_req = {
-			clocks_state };
-
-	if (clocks_state > dc->max_clks_state) {
-		/*Requested state exceeds max supported state.*/
-		dm_logger_write(dc->ctx->logger, LOG_WARNING,
-				"Requested state exceeds max supported state");
-		return false;
-	} else if (clocks_state == dc->cur_min_clks_state) {
-		/*if we're trying to set the same state, we can just return
-		 * since nothing needs to be done*/
-		return true;
-	}
-
-	/* get max clock state from PPLIB */
-	if (dm_pp_apply_power_level_change_request(dc->ctx, &level_change_req))
-		dc->cur_min_clks_state = clocks_state;
-
-	return true;
-}
-
-static uint32_t get_dp_ref_clk_frequency(struct display_clock *dc)
-{
-	uint32_t dispclk_cntl_value;
-	uint32_t dp_ref_clk_cntl_value;
-	uint32_t dp_ref_clk_cntl_src_sel_value;
-	uint32_t dp_ref_clk_khz = 600000;
-	uint32_t target_div = INVALID_DIVIDER;
-	struct display_clock_dce110 *disp_clk = FROM_DISPLAY_CLOCK(dc);
-
-	/* ASSERT DP Reference Clock source is from DFS*/
-	dp_ref_clk_cntl_value = dm_read_reg(dc->ctx,
-			mmDPREFCLK_CNTL);
-
-	dp_ref_clk_cntl_src_sel_value =
-			get_reg_field_value(
-				dp_ref_clk_cntl_value,
-				DPREFCLK_CNTL, DPREFCLK_SRC_SEL);
-
-	ASSERT(dp_ref_clk_cntl_src_sel_value == 0);
-
-	/* Read the mmDENTIST_DISPCLK_CNTL to get the currently
-	 * programmed DID DENTIST_DPREFCLK_WDIVIDER*/
-	dispclk_cntl_value = dm_read_reg(dc->ctx,
-			mmDENTIST_DISPCLK_CNTL);
-
-	/* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/
-	target_div = dal_divider_range_get_divider(
-		divider_ranges,
-		DIVIDER_RANGE_MAX,
-		get_reg_field_value(dispclk_cntl_value,
-			DENTIST_DISPCLK_CNTL,
-			DENTIST_DPREFCLK_WDIVIDER));
-
-	if (target_div != INVALID_DIVIDER) {
-		/* Calculate the current DFS clock, in kHz.*/
-		dp_ref_clk_khz = (DIVIDER_RANGE_SCALE_FACTOR
-			* disp_clk->dentist_vco_freq_khz) / target_div;
-	}
-
-	/* SW will adjust DP REF Clock average value for all purposes
-	 * (DP DTO / DP Audio DTO and DP GTC)
-	 if clock is spread for all cases:
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with SW
-	 calculations for DS_INCR/DS_MODULO (this is planned to be default case)
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with HW
-	 calculations (not planned to be used, but average clock should still
-	 be valid)
-	 -if SS enabled on DP Ref clock and HW de-spreading disabled
-	 (should not be case with CIK) then SW should program all rates
-	 generated according to average value (case as with previous ASICs)
-	  */
-	if ((disp_clk->ss_on_gpu_pll) && (disp_clk->gpu_pll_ss_divider != 0)) {
-		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
-				dal_fixed32_32_from_fraction(
-					disp_clk->gpu_pll_ss_percentage,
-					disp_clk->gpu_pll_ss_divider), 200);
-		struct fixed32_32 adj_dp_ref_clk_khz;
-
-		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
-								ss_percentage);
-		adj_dp_ref_clk_khz =
-			dal_fixed32_32_mul_int(
-				ss_percentage,
-				dp_ref_clk_khz);
-		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
-	}
-
-	return dp_ref_clk_khz;
-}
-
-static void destroy(struct display_clock **base)
-{
-	struct display_clock_dce110 *dc110;
-
-	dc110 = DCLCK110_FROM_BASE(*base);
-
-	dm_free(dc110);
-
-	*base = NULL;
-}
-
-static bool display_clock_integrated_info_construct(
-	struct display_clock_dce110 *disp_clk)
-{
-	struct dc_debug *debug = &disp_clk->disp_clk_base.ctx->dc->debug;
-	struct dc_bios *bp = disp_clk->disp_clk_base.ctx->dc_bios;
-	struct integrated_info info;
-	struct firmware_info fw_info;
-	uint32_t i;
-	struct display_clock *base = &disp_clk->disp_clk_base;
-
-	memset(&info, 0, sizeof(struct integrated_info));
-	memset(&fw_info, 0, sizeof(struct firmware_info));
-
-	if (bp->integrated_info)
-		info = *bp->integrated_info;
-
-	disp_clk->dentist_vco_freq_khz = info.dentist_vco_freq;
-	if (disp_clk->dentist_vco_freq_khz == 0) {
-		bp->funcs->get_firmware_info(bp, &fw_info);
-		disp_clk->dentist_vco_freq_khz =
-			fw_info.smu_gpu_pll_output_freq;
-		if (disp_clk->dentist_vco_freq_khz == 0)
-			disp_clk->dentist_vco_freq_khz = 3600000;
-	}
-
-	base->min_display_clk_threshold_khz =
-		disp_clk->dentist_vco_freq_khz / 64;
-
-	if (bp->integrated_info == NULL)
-		return false;
-
-	/*update the maximum display clock for each power state*/
-	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
-		enum dm_pp_clocks_state clk_state = DM_PP_CLOCKS_STATE_INVALID;
-
-		switch (i) {
-		case 0:
-			clk_state = DM_PP_CLOCKS_STATE_ULTRA_LOW;
-			break;
-
-		case 1:
-			clk_state = DM_PP_CLOCKS_STATE_LOW;
-			break;
-
-		case 2:
-			clk_state = DM_PP_CLOCKS_STATE_NOMINAL;
-			break;
-
-		case 3:
-			clk_state = DM_PP_CLOCKS_STATE_PERFORMANCE;
-			break;
-
-		default:
-			clk_state = DM_PP_CLOCKS_STATE_INVALID;
-			break;
-		}
-
-		/*Do not allow bad VBIOS/SBIOS to override with invalid values,
-		 * check for > 100MHz*/
-		if (info.disp_clk_voltage[i].max_supported_clk >= 100000) {
-			max_clks_by_state[clk_state].display_clk_khz =
-				info.disp_clk_voltage[i].max_supported_clk;
-		}
-	}
-
-	disp_clk->dfs_bypass_enabled = false;
-	if (!debug->disable_dfs_bypass)
-		if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE)
-			disp_clk->dfs_bypass_enabled = true;
-
-	disp_clk->use_max_disp_clk = debug->max_disp_clk;
-
-	return true;
-}
-
-static enum dm_pp_clocks_state get_required_clocks_state(
-		struct display_clock *dc,
-		struct state_dependent_clocks *req_clocks)
-{
-	int32_t i;
-	struct display_clock_dce110 *disp_clk = DCLCK110_FROM_BASE(dc);
-	enum dm_pp_clocks_state low_req_clk = dc->max_clks_state;
-
-	if (!req_clocks) {
-		/* NULL pointer*/
-		dm_logger_write(dc->ctx->logger, LOG_WARNING,
-				"%s: Invalid parameter",
-				__func__);
-		return DM_PP_CLOCKS_STATE_INVALID;
-	}
-
-	/* Iterate from highest supported to lowest valid state, and update
-	 * lowest RequiredState with the lowest state that satisfies
-	 * all required clocks
-	 */
-	for (i = dc->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; --i) {
-		if ((req_clocks->display_clk_khz <=
-			max_clks_by_state[i].display_clk_khz) &&
-			(req_clocks->pixel_clk_khz <=
-				max_clks_by_state[i].pixel_clk_khz))
-			low_req_clk = i;
-	}
-	return low_req_clk;
-}
-
-static void psr_wait_loop(struct dc_context *ctx, unsigned int display_clk_khz)
-{
-	unsigned int dmcu_max_retry_on_wait_reg_ready = 801;
-	unsigned int dmcu_wait_reg_ready_interval = 100;
-	unsigned int regValue;
-	uint32_t masterCmd;
-	uint32_t masterComCntl;
-	union dce110_dmcu_psr_config_data_wait_loop_reg1 masterCmdData1;
-
-	/* waitDMCUReadyForCmd */
-	do {
-		dm_delay_in_microseconds(ctx, dmcu_wait_reg_ready_interval);
-		regValue = dm_read_reg(ctx, mmMASTER_COMM_CNTL_REG);
-		dmcu_max_retry_on_wait_reg_ready--;
-	} while
-	/* expected value is 0, loop while not 0*/
-	((MASTER_COMM_CNTL_REG__MASTER_COMM_INTERRUPT_MASK & regValue) &&
-		dmcu_max_retry_on_wait_reg_ready > 0);
-
-	masterCmdData1.u32All = 0;
-	masterCmdData1.bits.waitLoop = display_clk_khz / 1000 / 7;
-	dm_write_reg(ctx, mmMASTER_COMM_DATA_REG1, masterCmdData1.u32All);
-
-	/* setDMCUParam_Cmd */
-	masterCmd = dm_read_reg(ctx, mmMASTER_COMM_CMD_REG);
-	set_reg_field_value(
-		masterCmd,
-		PSR_SET_WAITLOOP,
-		MASTER_COMM_CMD_REG,
-		MASTER_COMM_CMD_REG_BYTE0);
-
-	dm_write_reg(ctx, mmMASTER_COMM_CMD_REG, masterCmd);
-
-	/* notifyDMCUMsg */
-	masterComCntl = dm_read_reg(ctx, mmMASTER_COMM_CNTL_REG);
-	set_reg_field_value(
-		masterComCntl,
-		1,
-		MASTER_COMM_CNTL_REG,
-		MASTER_COMM_INTERRUPT);
-	dm_write_reg(ctx, mmMASTER_COMM_CNTL_REG, masterComCntl);
-}
-
-static void dce110_set_clock(
-	struct display_clock *base,
-	uint32_t requested_clk_khz)
-{
-	struct bp_pixel_clock_parameters pxl_clk_params;
-	struct display_clock_dce110 *dc = DCLCK110_FROM_BASE(base);
-	struct dc_bios *bp = base->ctx->dc_bios;
-
-	/* Prepare to program display clock*/
-	memset(&pxl_clk_params, 0, sizeof(pxl_clk_params));
-
-	/* Make sure requested clock isn't lower than minimum threshold*/
-	if (requested_clk_khz > 0)
-		requested_clk_khz = dm_max(requested_clk_khz,
-				base->min_display_clk_threshold_khz);
-
-	pxl_clk_params.target_pixel_clock = requested_clk_khz;
-	pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS;
-
-	bp->funcs->program_display_engine_pll(bp, &pxl_clk_params);
-
-	if (dc->dfs_bypass_enabled) {
-
-		/* Cache the fixed display clock*/
-		dc->dfs_bypass_disp_clk =
-			pxl_clk_params.dfs_bypass_display_clock;
-	}
-
-	/* from power down, we need mark the clock state as ClocksStateNominal
-	 * from HWReset, so when resume we will call pplib voltage regulator.*/
-	if (requested_clk_khz == 0)
-		base->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
-
-	psr_wait_loop(base->ctx, requested_clk_khz);
-}
-
-
-static const struct display_clock_funcs funcs = {
-	.destroy = destroy,
-	.get_dp_ref_clk_frequency = get_dp_ref_clk_frequency,
-	.get_required_clocks_state = get_required_clocks_state,
-	.set_clock = dce110_set_clock,
-	.set_min_clocks_state = dce110_set_min_clocks_state
-};
-
-static bool dal_display_clock_dce110_construct(
-	struct display_clock_dce110 *dc110,
-	struct dc_context *ctx)
-{
-	struct display_clock *dc_base = &dc110->disp_clk_base;
-	struct dc_bios *bp = ctx->dc_bios;
-
-	dc_base->ctx = ctx;
-	dc_base->min_display_clk_threshold_khz = 0;
-
-	dc_base->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID;
-
-	dc_base->funcs = &funcs;
-
-	dc110->dfs_bypass_disp_clk = 0;
-
-	if (!display_clock_integrated_info_construct(dc110))
-		dm_logger_write(dc_base->ctx->logger, LOG_WARNING,
-			"Cannot obtain VBIOS integrated info\n");
-
-	dc110->gpu_pll_ss_percentage = 0;
-	dc110->gpu_pll_ss_divider = 1000;
-	dc110->ss_on_gpu_pll = false;
-
-/* Initially set max clocks state to nominal.  This should be updated by
- * via a pplib call to DAL IRI eventually calling a
- * DisplayEngineClock_Dce110::StoreMaxClocksState().  This call will come in
- * on PPLIB init. This is from DCE5x. in case HW wants to use mixed method.*/
-	dc_base->max_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
-
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_01],
-		DIVIDER_RANGE_01_START,
-		DIVIDER_RANGE_01_STEP_SIZE,
-		DIVIDER_RANGE_01_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_02_BASE_DIVIDER_ID);
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_02],
-		DIVIDER_RANGE_02_START,
-		DIVIDER_RANGE_02_STEP_SIZE,
-		DIVIDER_RANGE_02_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_03_BASE_DIVIDER_ID);
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_03],
-		DIVIDER_RANGE_03_START,
-		DIVIDER_RANGE_03_STEP_SIZE,
-		DIVIDER_RANGE_03_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_MAX_DIVIDER_ID);
-
-	{
-		uint32_t ss_info_num =
-				bp->funcs->get_ss_entry_number(bp,
-				AS_SIGNAL_TYPE_GPU_PLL);
-
-		if (ss_info_num) {
-			struct spread_spectrum_info info;
-			enum bp_result result;
-
-			memset(&info, 0, sizeof(info));
-
-			result = bp->funcs->get_spread_spectrum_info(bp,
-					AS_SIGNAL_TYPE_GPU_PLL,
-					0,
-					&info);
-
-			/* Based on VBIOS, VBIOS will keep entry for GPU PLL SS
-			 * even if SS not enabled and in that case
-			 * SSInfo.spreadSpectrumPercentage !=0 would be sign
-			 * that SS is enabled
-			 */
-			if (result == BP_RESULT_OK &&
-					info.spread_spectrum_percentage != 0) {
-				dc110->ss_on_gpu_pll = true;
-				dc110->gpu_pll_ss_divider =
-					info.spread_percentage_divider;
-
-				if (info.type.CENTER_MODE == 0) {
-					/* Currently for DP Reference clock we
-					 * need only SS percentage for
-					 * downspread */
-					dc110->gpu_pll_ss_percentage =
-						info.spread_spectrum_percentage;
-				}
-			}
-
-		}
-	}
-
-	return true;
-}
-
-/*****************************************************************************
- * public functions
- *****************************************************************************/
-
-struct display_clock *dal_display_clock_dce110_create(
-	struct dc_context *ctx)
-{
-	struct display_clock_dce110 *dc110;
-
-	dc110 = dm_alloc(sizeof(struct display_clock_dce110));
-
-	if (dc110 == NULL)
-		return NULL;
-
-	if (dal_display_clock_dce110_construct(dc110, ctx))
-		return &dc110->disp_clk_base;
-
-	dm_free(dc110);
-
-	return NULL;
-}
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.h b/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.h
deleted file mode 100644
index 50b51c41b0d9..000000000000
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce110/display_clock_dce110.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright 2012-15 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 __DAL_DISPLAY_CLOCK_DCE110_H__
-#define __DAL_DISPLAY_CLOCK_DCE110_H__
-
-#include "display_clock_interface.h"
-
-struct display_clock_dce110 {
-	struct display_clock disp_clk_base;
-	bool use_max_disp_clk;
-	uint32_t dentist_vco_freq_khz;
-	/* Cache the status of DFS-bypass feature*/
-	bool dfs_bypass_enabled;
-	/* GPU PLL SS percentage (if down-spread enabled) */
-	uint32_t gpu_pll_ss_percentage;
-	/* GPU PLL SS percentage Divider (100 or 1000) */
-	uint32_t gpu_pll_ss_divider;
-	/* Flag for Enabled SS on GPU PLL */
-	bool ss_on_gpu_pll;
-	/* Cache the display clock returned by VBIOS if DFS-bypass is enabled.
-	 * This is basically "Crystal Frequency In KHz" (XTALIN) frequency */
-	uint32_t dfs_bypass_disp_clk;
-};
-
-#define DCLCK110_FROM_BASE(dc_base) \
-	container_of(dc_base, struct display_clock_dce110, disp_clk_base)
-
-#endif /* __DAL_DISPLAY_CLOCK_DCE110_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.c b/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.c
index 930548bdd8b2..e0d67fb6c633 100644
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.c
+++ b/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.c
@@ -71,102 +71,6 @@ enum divider_range_step_size {
 
 static struct divider_range divider_ranges[DIVIDER_RANGE_MAX];
 
-#define dce112_DFS_BYPASS_THRESHOLD_KHZ 400000
-
-static bool dce112_set_min_clocks_state(
-	struct display_clock *dc,
-	enum dm_pp_clocks_state clocks_state)
-{
-	struct dm_pp_power_level_change_request level_change_req = {
-			clocks_state };
-
-	if (clocks_state > dc->max_clks_state) {
-		/*Requested state exceeds max supported state.*/
-		dm_logger_write(dc->ctx->logger, LOG_WARNING,
-				"Requested state exceeds max supported state");
-		return false;
-	} else if (clocks_state == dc->cur_min_clks_state) {
-		/*if we're trying to set the same state, we can just return
-		 * since nothing needs to be done*/
-		return true;
-	}
-
-	/* get max clock state from PPLIB */
-	if (dm_pp_apply_power_level_change_request(dc->ctx, &level_change_req))
-		dc->cur_min_clks_state = clocks_state;
-
-	return true;
-}
-
-static uint32_t get_dp_ref_clk_frequency(struct display_clock *dc)
-{
-	uint32_t dispclk_cntl_value;
-	uint32_t dp_ref_clk_cntl_value;
-	uint32_t dp_ref_clk_cntl_src_sel_value;
-	uint32_t dp_ref_clk_khz = 600000;
-	uint32_t target_div = INVALID_DIVIDER;
-	struct display_clock_dce112 *disp_clk = FROM_DISPLAY_CLOCK(dc);
-
-	/* ASSERT DP Reference Clock source is from DFS*/
-	dp_ref_clk_cntl_value = dm_read_reg(dc->ctx,
-			mmDPREFCLK_CNTL);
-
-	dp_ref_clk_cntl_src_sel_value =
-			get_reg_field_value(
-				dp_ref_clk_cntl_value,
-				DPREFCLK_CNTL, DPREFCLK_SRC_SEL);
-
-	ASSERT(dp_ref_clk_cntl_src_sel_value == 0);
-
-	/* Read the mmDENTIST_DISPCLK_CNTL to get the currently
-	 * programmed DID DENTIST_DPREFCLK_WDIVIDER*/
-	dispclk_cntl_value = dm_read_reg(dc->ctx,
-			mmDENTIST_DISPCLK_CNTL);
-
-	/* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/
-	target_div = dal_divider_range_get_divider(
-		divider_ranges,
-		DIVIDER_RANGE_MAX,
-		get_reg_field_value(dispclk_cntl_value,
-			DENTIST_DISPCLK_CNTL,
-			DENTIST_DPREFCLK_WDIVIDER));
-
-	if (target_div != INVALID_DIVIDER) {
-		/* Calculate the current DFS clock, in kHz.*/
-		dp_ref_clk_khz = (DIVIDER_RANGE_SCALE_FACTOR
-			* disp_clk->dentist_vco_freq_khz) / target_div;
-	}
-
-	/* SW will adjust DP REF Clock average value for all purposes
-	 * (DP DTO / DP Audio DTO and DP GTC)
-	 if clock is spread for all cases:
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with SW
-	 calculations for DS_INCR/DS_MODULO (this is planned to be default case)
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with HW
-	 calculations (not planned to be used, but average clock should still
-	 be valid)
-	 -if SS enabled on DP Ref clock and HW de-spreading disabled
-	 (should not be case with CIK) then SW should program all rates
-	 generated according to average value (case as with previous ASICs)
-	  */
-	if ((disp_clk->ss_on_gpu_pll) && (disp_clk->gpu_pll_ss_divider != 0)) {
-		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
-				dal_fixed32_32_from_fraction(
-					disp_clk->gpu_pll_ss_percentage,
-					disp_clk->gpu_pll_ss_divider), 200);
-		struct fixed32_32 adj_dp_ref_clk_khz;
-
-		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
-								ss_percentage);
-		adj_dp_ref_clk_khz =
-			dal_fixed32_32_mul_int(
-				ss_percentage,
-				dp_ref_clk_khz);
-		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
-	}
-
-	return dp_ref_clk_khz;
-}
 
 void dispclk_dce112_destroy(struct display_clock **base)
 {
@@ -233,38 +137,6 @@ static bool display_clock_integrated_info_construct(
 	return true;
 }
 
-enum dm_pp_clocks_state dispclk_dce112_get_required_clocks_state(
-	struct display_clock *dc,
-	struct state_dependent_clocks *req_clocks)
-{
-	int32_t i;
-	struct display_clock_dce112 *disp_clk = DCLCK112_FROM_BASE(dc);
-	enum dm_pp_clocks_state low_req_clk = dc->max_clks_state;
-
-	if (!req_clocks) {
-		/* NULL pointer*/
-		dm_logger_write(dc->ctx->logger, LOG_WARNING,
-				"%s: Invalid parameter",
-				__func__);
-		return DM_PP_CLOCKS_STATE_INVALID;
-	}
-
-	/* Iterate from highest supported to lowest valid state, and update
-	 * lowest RequiredState with the lowest state that satisfies
-	 * all required clocks
-	 */
-	for (i = dc->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; --i) {
-		if ((req_clocks->display_clk_khz <=
-				(disp_clk->max_clks_by_state + i)->
-					display_clk_khz) &&
-			(req_clocks->pixel_clk_khz <=
-					(disp_clk->max_clks_by_state + i)->
-					pixel_clk_khz))
-			low_req_clk = i;
-	}
-	return low_req_clk;
-}
-
 void dce112_set_clock(
 	struct display_clock *base,
 	uint32_t requested_clk_khz)
@@ -304,10 +176,7 @@ void dce112_set_clock(
 
 static const struct display_clock_funcs funcs = {
 	.destroy = dispclk_dce112_destroy,
-	.get_dp_ref_clk_frequency = get_dp_ref_clk_frequency,
-	.get_required_clocks_state = dispclk_dce112_get_required_clocks_state,
 	.set_clock = dce112_set_clock,
-	.set_min_clocks_state = dce112_set_min_clocks_state
 };
 
 bool dal_display_clock_dce112_construct(
@@ -406,24 +275,3 @@ bool dal_display_clock_dce112_construct(
 	return true;
 }
 
-/*****************************************************************************
- * public functions
- *****************************************************************************/
-
-struct display_clock *dal_display_clock_dce112_create(
-	struct dc_context *ctx)
-{
-	struct display_clock_dce112 *dc112;
-
-	dc112 = dm_alloc(sizeof(struct display_clock_dce112));
-
-	if (dc112 == NULL)
-		return NULL;
-
-	if (dal_display_clock_dce112_construct(dc112, ctx))
-		return &dc112->disp_clk_base;
-
-	dm_free(dc112);
-
-	return NULL;
-}
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.h b/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.h
index b750bb1766bd..0743c514a60f 100644
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.h
+++ b/drivers/gpu/drm/amd/display/dc/gpu/dce112/display_clock_dce112.h
@@ -71,23 +71,9 @@ bool dal_display_clock_dce112_construct(
 
 void dispclk_dce112_destroy(struct display_clock **base);
 
-enum dm_pp_clocks_state dispclk_dce112_get_min_clocks_state(
-	struct display_clock *base);
-
-enum dm_pp_clocks_state dispclk_dce112_get_required_clocks_state(
-	struct display_clock *dc,
-	struct state_dependent_clocks *req_clocks);
-
 void dce112_set_clock(
 	struct display_clock *base,
 	uint32_t requested_clk_khz);
 
-bool dispclk_dce112_set_min_clocks_state(
-	struct display_clock *base,
-	enum dm_pp_clocks_state clocks_state);
-
-void dispclk_dce112_store_max_clocks_state(
-	struct display_clock *base,
-	enum dm_pp_clocks_state max_clocks_state);
 
 #endif /* __DAL_DISPLAY_CLOCK_DCE112_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.c b/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.c
deleted file mode 100644
index 9d7cb2cb161c..000000000000
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.c
+++ /dev/null
@@ -1,430 +0,0 @@
-/*
- * Copyright 2012-15 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 "dm_services.h"
-
-#include "dce/dce_8_0_d.h"
-#include "dce/dce_8_0_sh_mask.h"
-
-#include "include/bios_parser_interface.h"
-#include "include/fixed32_32.h"
-#include "include/logger_interface.h"
-
-#include "../divider_range.h"
-#include "display_clock_dce80.h"
-#include "dc.h"
-
-#define DCE80_DFS_BYPASS_THRESHOLD_KHZ 100000
-
-/* Max clock values for each state indexed by "enum clocks_state": */
-static struct state_dependent_clocks max_clks_by_state[] = {
-/* ClocksStateInvalid - should not be used */
-{ .display_clk_khz = 0, .pixel_clk_khz = 0 },
-/* ClocksStateUltraLow - not expected to be used for DCE 8.0 */
-{ .display_clk_khz = 0, .pixel_clk_khz = 0 },
-/* ClocksStateLow */
-{ .display_clk_khz = 352000, .pixel_clk_khz = 330000},
-/* ClocksStateNominal */
-{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 },
-/* ClocksStatePerformance */
-{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 } };
-
-/* Starting point for each divider range.*/
-enum divider_range_start {
-	DIVIDER_RANGE_01_START = 200, /* 2.00*/
-	DIVIDER_RANGE_02_START = 1600, /* 16.00*/
-	DIVIDER_RANGE_03_START = 3200, /* 32.00*/
-	DIVIDER_RANGE_SCALE_FACTOR = 100 /* Results are scaled up by 100.*/
-};
-
-/* Ranges for divider identifiers (Divider ID or DID)
- mmDENTIST_DISPCLK_CNTL.DENTIST_DISPCLK_WDIVIDER*/
-enum divider_id_register_setting {
-	DIVIDER_RANGE_01_BASE_DIVIDER_ID = 0X08,
-	DIVIDER_RANGE_02_BASE_DIVIDER_ID = 0X40,
-	DIVIDER_RANGE_03_BASE_DIVIDER_ID = 0X60,
-	DIVIDER_RANGE_MAX_DIVIDER_ID = 0X80
-};
-
-/* Step size between each divider within a range.
- Incrementing the DENTIST_DISPCLK_WDIVIDER by one
- will increment the divider by this much.*/
-enum divider_range_step_size {
-	DIVIDER_RANGE_01_STEP_SIZE = 25, /* 0.25*/
-	DIVIDER_RANGE_02_STEP_SIZE = 50, /* 0.50*/
-	DIVIDER_RANGE_03_STEP_SIZE = 100 /* 1.00 */
-};
-
-/* Array identifiers and count for the divider ranges.*/
-enum divider_range_count {
-	DIVIDER_RANGE_01 = 0,
-	DIVIDER_RANGE_02,
-	DIVIDER_RANGE_03,
-	DIVIDER_RANGE_MAX /* == 3*/
-};
-
-static struct divider_range divider_ranges[DIVIDER_RANGE_MAX];
-
-#define FROM_DISPLAY_CLOCK(base) \
-	container_of(base, struct display_clock_dce80, disp_clk)
-
-static void dce80_set_clock(
-	struct display_clock *dc,
-	uint32_t requested_clk_khz)
-{
-	struct bp_pixel_clock_parameters pxl_clk_params;
-	struct dc_bios *bp = dc->ctx->dc_bios;
-
-	/* Prepare to program display clock*/
-	memset(&pxl_clk_params, 0, sizeof(pxl_clk_params));
-
-	pxl_clk_params.target_pixel_clock = requested_clk_khz;
-	pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS;
-
-	bp->funcs->program_display_engine_pll(bp, &pxl_clk_params);
-
-	/* from power down, we need mark the clock state as ClocksStateNominal
-	 * from HWReset, so when resume we will call pplib voltage regulator.*/
-	if (requested_clk_khz == 0)
-		dc->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
-}
-
-static enum dm_pp_clocks_state get_required_clocks_state
-	(struct display_clock *dc,
-	struct state_dependent_clocks *req_clocks)
-{
-	int32_t i;
-	enum dm_pp_clocks_state low_req_clk = dc->max_clks_state;
-
-	if (!req_clocks) {
-		/* NULL pointer*/
-		BREAK_TO_DEBUGGER();
-		return DM_PP_CLOCKS_STATE_INVALID;
-	}
-
-	/* Iterate from highest supported to lowest valid state, and update
-	 * lowest RequiredState with the lowest state that satisfies
-	 * all required clocks
-	 */
-	for (i = dc->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; --i) {
-		if ((req_clocks->display_clk_khz <=
-			max_clks_by_state[i].display_clk_khz) &&
-			(req_clocks->pixel_clk_khz <=
-				max_clks_by_state[i].pixel_clk_khz))
-			low_req_clk = i;
-	}
-	return low_req_clk;
-}
-
-static bool dce80_set_min_clocks_state(
-	struct display_clock *dc,
-	enum dm_pp_clocks_state clocks_state)
-{
-	struct dm_pp_power_level_change_request level_change_req = {
-			clocks_state };
-
-	if (clocks_state > dc->max_clks_state) {
-		/*Requested state exceeds max supported state.*/
-		dm_logger_write(dc->ctx->logger, LOG_WARNING,
-				"Requested state exceeds max supported state");
-		return false;
-	} else if (clocks_state == dc->cur_min_clks_state) {
-		/*if we're trying to set the same state, we can just return
-		 * since nothing needs to be done*/
-		return true;
-	}
-
-	/* get max clock state from PPLIB */
-	if (dm_pp_apply_power_level_change_request(dc->ctx, &level_change_req))
-		dc->cur_min_clks_state = clocks_state;
-
-	return true;
-}
-
-static uint32_t get_dp_ref_clk_frequency(struct display_clock *dc)
-{
-	uint32_t dispclk_cntl_value;
-	uint32_t dp_ref_clk_cntl_value;
-	uint32_t dp_ref_clk_cntl_src_sel_value;
-	uint32_t dp_ref_clk_khz = 600000;
-	uint32_t target_div = INVALID_DIVIDER;
-	struct display_clock_dce80 *disp_clk = FROM_DISPLAY_CLOCK(dc);
-
-	/* ASSERT DP Reference Clock source is from DFS*/
-	dp_ref_clk_cntl_value = dm_read_reg(dc->ctx,
-			mmDPREFCLK_CNTL);
-
-	dp_ref_clk_cntl_src_sel_value =
-			get_reg_field_value(
-				dp_ref_clk_cntl_value,
-				DPREFCLK_CNTL, DPREFCLK_SRC_SEL);
-
-	ASSERT(dp_ref_clk_cntl_src_sel_value == 0);
-
-	/* Read the mmDENTIST_DISPCLK_CNTL to get the currently
-	 * programmed DID DENTIST_DPREFCLK_WDIVIDER*/
-	dispclk_cntl_value = dm_read_reg(dc->ctx,
-			mmDENTIST_DISPCLK_CNTL);
-
-	/* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/
-	target_div = dal_divider_range_get_divider(
-		divider_ranges,
-		DIVIDER_RANGE_MAX,
-		get_reg_field_value(dispclk_cntl_value,
-			DENTIST_DISPCLK_CNTL,
-			DENTIST_DPREFCLK_WDIVIDER));
-
-	if (target_div != INVALID_DIVIDER) {
-		/* Calculate the current DFS clock, in kHz.*/
-		dp_ref_clk_khz = (DIVIDER_RANGE_SCALE_FACTOR
-			* disp_clk->dentist_vco_freq_khz) / target_div;
-	}
-
-	/* SW will adjust DP REF Clock average value for all purposes
-	 * (DP DTO / DP Audio DTO and DP GTC)
-	 if clock is spread for all cases:
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with SW
-	 calculations for DS_INCR/DS_MODULO (this is planned to be default case)
-	 -if SS enabled on DP Ref clock and HW de-spreading enabled with HW
-	 calculations (not planned to be used, but average clock should still
-	 be valid)
-	 -if SS enabled on DP Ref clock and HW de-spreading disabled
-	 (should not be case with CIK) then SW should program all rates
-	 generated according to average value (case as with previous ASICs)
-	  */
-	if ((disp_clk->ss_on_gpu_pll) && (disp_clk->gpu_pll_ss_divider != 0)) {
-		struct fixed32_32 ss_percentage = dal_fixed32_32_div_int(
-				dal_fixed32_32_from_fraction(
-					disp_clk->gpu_pll_ss_percentage,
-					disp_clk->gpu_pll_ss_divider), 200);
-		struct fixed32_32 adj_dp_ref_clk_khz;
-
-		ss_percentage = dal_fixed32_32_sub(dal_fixed32_32_one,
-								ss_percentage);
-		adj_dp_ref_clk_khz =
-			dal_fixed32_32_mul_int(
-				ss_percentage,
-				dp_ref_clk_khz);
-		dp_ref_clk_khz = dal_fixed32_32_floor(adj_dp_ref_clk_khz);
-	}
-
-	return dp_ref_clk_khz;
-}
-
-static void display_clock_ss_construct(
-	struct display_clock_dce80 *disp_clk)
-{
-	struct dc_bios *bp = disp_clk->disp_clk.ctx->dc_bios;
-	uint32_t ss_entry_num = bp->funcs->get_ss_entry_number(bp,
-		AS_SIGNAL_TYPE_GPU_PLL);
-
-	/*Read SS Info from VBIOS SS Info table for DP Reference Clock spread.*/
-	if (ss_entry_num > 0) {/* Should be only one entry */
-		struct spread_spectrum_info ss_info;
-		enum bp_result res;
-
-		memset(&ss_info, 0, sizeof(struct spread_spectrum_info));
-
-		res = bp->funcs->get_spread_spectrum_info(bp,
-			AS_SIGNAL_TYPE_GPU_PLL, 0, &ss_info);
-
-		/* Based on VBIOS, VBIOS will keep entry for GPU PLL SS even if
-		 * SS not enabled and in that case
-		 * SSInfo.spreadSpectrumPercentage !=0 would be
-		 * sign that SS is enabled*/
-		if (res == BP_RESULT_OK && ss_info.spread_spectrum_percentage != 0) {
-			disp_clk->ss_on_gpu_pll = true;
-			disp_clk->gpu_pll_ss_divider =
-				ss_info.spread_percentage_divider;
-			if (ss_info.type.CENTER_MODE == 0)
-				/* Currently we need only SS
-				 * percentage for down-spread*/
-				disp_clk->gpu_pll_ss_percentage =
-					ss_info.spread_spectrum_percentage;
-		}
-	}
-}
-
-static bool display_clock_integrated_info_construct(
-	struct display_clock_dce80 *disp_clk)
-{
-	struct dc_debug *debug = &disp_clk->disp_clk.ctx->dc->debug;
-	struct dc_bios *bp = disp_clk->disp_clk.ctx->dc_bios;
-	struct integrated_info info = { { { 0 } } };
-	struct firmware_info fw_info = { { 0 } };
-	uint32_t i;
-
-	if (bp->integrated_info)
-		info = *bp->integrated_info;
-
-	disp_clk->dentist_vco_freq_khz = info.dentist_vco_freq;
-	if (disp_clk->dentist_vco_freq_khz == 0) {
-		bp->funcs->get_firmware_info(bp, &fw_info);
-		disp_clk->dentist_vco_freq_khz =
-			fw_info.smu_gpu_pll_output_freq;
-		if (disp_clk->dentist_vco_freq_khz == 0)
-			disp_clk->dentist_vco_freq_khz = 3600000;
-		}
-	disp_clk->disp_clk.min_display_clk_threshold_khz =
-		disp_clk->dentist_vco_freq_khz / 64;
-
-	/* TODO: initialise disp_clk->dfs_bypass_disp_clk */
-
-	/*update the maximum display clock for each power state*/
-	for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
-		enum dm_pp_clocks_state clk_state = DM_PP_CLOCKS_STATE_INVALID;
-
-		switch (i) {
-		case 0:
-			clk_state = DM_PP_CLOCKS_STATE_ULTRA_LOW;
-			break;
-
-		case 1:
-			clk_state = DM_PP_CLOCKS_STATE_LOW;
-			break;
-
-		case 2:
-			clk_state = DM_PP_CLOCKS_STATE_NOMINAL;
-			break;
-
-		case 3:
-			clk_state = DM_PP_CLOCKS_STATE_PERFORMANCE;
-			break;
-
-		default:
-			clk_state = DM_PP_CLOCKS_STATE_INVALID;
-			break;
-		}
-
-		/*Do not allow bad VBIOS/SBIOS to override with invalid values,
-		 * check for > 100MHz*/
-		if (info.disp_clk_voltage[i].max_supported_clk >= 100000) {
-			max_clks_by_state[clk_state].display_clk_khz =
-				info.disp_clk_voltage[i].max_supported_clk;
-		}
-	}
-
-	disp_clk->dfs_bypass_enabled = false;
-	if (!debug->disable_dfs_bypass)
-		if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE)
-			disp_clk->dfs_bypass_enabled = true;
-
-	disp_clk->use_max_disp_clk = debug->max_disp_clk;
-
-	return true;
-}
-
-static void destroy(struct display_clock **dc)
-{
-	struct display_clock_dce80 *disp_clk;
-
-	disp_clk = FROM_DISPLAY_CLOCK(*dc);
-	dm_free(disp_clk);
-	*dc = NULL;
-}
-
-static const struct display_clock_funcs funcs = {
-	.destroy = destroy,
-	.get_dp_ref_clk_frequency = get_dp_ref_clk_frequency,
-	.get_required_clocks_state = get_required_clocks_state,
-	.set_clock = dce80_set_clock,
-	.set_min_clocks_state = dce80_set_min_clocks_state
-};
-
-
-struct display_clock *dal_display_clock_dce80_create(
-	struct dc_context *ctx)
-{
-	struct display_clock_dce80 *disp_clk;
-	struct display_clock *dc_base;
-
-	disp_clk = dm_alloc(sizeof(struct display_clock_dce80));
-
-	if (disp_clk == NULL)
-		return NULL;
-
-	dc_base = &disp_clk->disp_clk;
-
-	dc_base->ctx = ctx;
-	dc_base->min_display_clk_threshold_khz = 0;
-
-	dc_base->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID;
-
-	dc_base->funcs = &funcs;
-	/*
-	 * set_dp_ref_clock_source
-	 * set_clock_state
-	 * get_clock_state
-	 * get_dfs_bypass_threshold
-	 */
-
-	disp_clk->gpu_pll_ss_percentage = 0;
-	disp_clk->gpu_pll_ss_divider = 1000;
-	disp_clk->ss_on_gpu_pll = false;
-	disp_clk->dfs_bypass_enabled = false;
-	disp_clk->dfs_bypass_disp_clk = 0;
-	disp_clk->use_max_disp_clk = true;/* false will hang the system! */
-
-/* Initially set max clocks state to nominal.  This should be updated by
- * via a pplib call to DAL IRI eventually calling a
- * DisplayEngineClock_Dce50::StoreMaxClocksState().  This call will come in
- * on PPLIB init. This is from DCE5x. in case HW wants to use mixed method.*/
-	dc_base->max_clks_state = DM_PP_CLOCKS_STATE_NOMINAL;
-/* Initially set current min clocks state to invalid since we
- * cannot make any assumption about PPLIB's initial state. This will be updated
- * by HWSS via SetMinClocksState() on first mode set prior to programming
- * state dependent clocks.*/
-	disp_clk->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID;
-
-	display_clock_ss_construct(disp_clk);
-
-	if (!display_clock_integrated_info_construct(disp_clk)) {
-		dm_logger_write(dc_base->ctx->logger, LOG_WARNING,
-			"Cannot obtain VBIOS integrated info");
-	}
-
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_01],
-		DIVIDER_RANGE_01_START,
-		DIVIDER_RANGE_01_STEP_SIZE,
-		DIVIDER_RANGE_01_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_02_BASE_DIVIDER_ID);
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_02],
-		DIVIDER_RANGE_02_START,
-		DIVIDER_RANGE_02_STEP_SIZE,
-		DIVIDER_RANGE_02_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_03_BASE_DIVIDER_ID);
-	dal_divider_range_construct(
-		&divider_ranges[DIVIDER_RANGE_03],
-		DIVIDER_RANGE_03_START,
-		DIVIDER_RANGE_03_STEP_SIZE,
-		DIVIDER_RANGE_03_BASE_DIVIDER_ID,
-		DIVIDER_RANGE_MAX_DIVIDER_ID);
-
-	dm_free(disp_clk);
-	return NULL;
-}
-
diff --git a/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.h b/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.h
deleted file mode 100644
index c155bb6a4321..000000000000
--- a/drivers/gpu/drm/amd/display/dc/gpu/dce80/display_clock_dce80.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright 2012-15 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 __DAL_DISPLAY_CLOCK_DCE80_H__
-#define __DAL_DISPLAY_CLOCK_DCE80_H__
-
-#include "display_clock_interface.h"
-
-struct display_clock_dce80 {
-	struct display_clock disp_clk;
-	/* DFS input - GPUPLL VCO frequency - from VBIOS Firmware info. */
-	uint32_t dentist_vco_freq_khz;
-	/* GPU PLL SS percentage (if down-spread enabled)*/
-	uint32_t gpu_pll_ss_percentage;
-	/* GPU PLL SS percentage Divider (100 or 1000)*/
-	uint32_t gpu_pll_ss_divider;
-	/* Flag for Enabled SS on GPU PLL*/
-	bool ss_on_gpu_pll;
-	/* Current minimum display block clocks state*/
-	enum dm_pp_clocks_state cur_min_clks_state;
-	/* DFS-bypass feature variable
-	 Cache the status of DFS-bypass feature*/
-	bool dfs_bypass_enabled;
-	/* Cache the display clock returned by VBIOS if DFS-bypass is enabled.
-	 * This is basically "Crystal Frequency In KHz" (XTALIN) frequency */
-	uint32_t dfs_bypass_disp_clk;
-	bool use_max_disp_clk;
-};
-
-struct display_clock *dal_display_clock_dce80_create(
-	struct dc_context *ctx);
-
-#endif /* __DAL_DISPLAY_CLOCK_DCE80_H__ */
diff --git a/drivers/gpu/drm/amd/display/include/display_clock_interface.h b/drivers/gpu/drm/amd/display/include/display_clock_interface.h
index 6ba8c093793d..53a01381c638 100644
--- a/drivers/gpu/drm/amd/display/include/display_clock_interface.h
+++ b/drivers/gpu/drm/amd/display/include/display_clock_interface.h
@@ -41,10 +41,9 @@ struct state_dependent_clocks {
 struct display_clock {
 	struct dc_context *ctx;
 	const struct display_clock_funcs *funcs;
-	uint32_t min_display_clk_threshold_khz;
-	/* Max display block clocks state*/
-	enum dm_pp_clocks_state max_clks_state;
 
+	int min_display_clk_threshold_khz;
+	enum dm_pp_clocks_state max_clks_state;
 	enum dm_pp_clocks_state cur_min_clks_state;
 };
 
@@ -61,15 +60,7 @@ struct display_clock_funcs {
 
 };
 
-struct display_clock *dal_display_clock_dce112_create(
-	struct dc_context *ctx);
-
-struct display_clock *dal_display_clock_dce110_create(
-	struct dc_context *ctx);
-
-struct display_clock *dal_display_clock_dce80_create(
-	struct dc_context *ctx);
-
 void dal_display_clock_destroy(struct display_clock **to_destroy);
 
+
 #endif /* __DISPLAY_CLOCK_INTERFACE_H__ */
-- 
2.9.3



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