drm/amd/display: move clk_mgr files to right place

[Why]
Better organization

[How]
Move clk_mgr files under dc/clk_mgr

Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

8 files changed, 655 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c
new file mode 100644
index 000000000000..a3f953c8839d
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c
@@ -0,0 +1,285 @@
+/*
+ * Copyright 2018 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 "core_types.h"
+#include "clk_mgr_internal.h"
+#include "rv1_clk_mgr.h"
+#include "dce100/dce_clk_mgr.h"
+#include "dce112/dce112_clk_mgr.h"
+#include "rv1_clk_mgr_vbios_smu.h"
+#include "rv1_clk_mgr_clk.h"
+
+static int rv1_determine_dppclk_threshold(struct clk_mgr_internal *clk_mgr, struct dc_clocks *new_clocks)
+{
+	bool request_dpp_div = new_clocks->dispclk_khz > new_clocks->dppclk_khz;
+	bool dispclk_increase = new_clocks->dispclk_khz > clk_mgr->base.clks.dispclk_khz;
+	int disp_clk_threshold = new_clocks->max_supported_dppclk_khz;
+	bool cur_dpp_div = clk_mgr->base.clks.dispclk_khz > clk_mgr->base.clks.dppclk_khz;
+
+	/* increase clock, looking for div is 0 for current, request div is 1*/
+	if (dispclk_increase) {
+		/* already divided by 2, no need to reach target clk with 2 steps*/
+		if (cur_dpp_div)
+			return new_clocks->dispclk_khz;
+
+		/* request disp clk is lower than maximum supported dpp clk,
+		 * no need to reach target clk with two steps.
+		 */
+		if (new_clocks->dispclk_khz <= disp_clk_threshold)
+			return new_clocks->dispclk_khz;
+
+		/* target dpp clk not request divided by 2, still within threshold */
+		if (!request_dpp_div)
+			return new_clocks->dispclk_khz;
+
+	} else {
+		/* decrease clock, looking for current dppclk divided by 2,
+		 * request dppclk not divided by 2.
+		 */
+
+		/* current dpp clk not divided by 2, no need to ramp*/
+		if (!cur_dpp_div)
+			return new_clocks->dispclk_khz;
+
+		/* current disp clk is lower than current maximum dpp clk,
+		 * no need to ramp
+		 */
+		if (clk_mgr->base.clks.dispclk_khz <= disp_clk_threshold)
+			return new_clocks->dispclk_khz;
+
+		/* request dpp clk need to be divided by 2 */
+		if (request_dpp_div)
+			return new_clocks->dispclk_khz;
+	}
+
+	return disp_clk_threshold;
+}
+
+static void ramp_up_dispclk_with_dpp(struct clk_mgr_internal *clk_mgr, struct dc *dc, struct dc_clocks *new_clocks)
+{
+	int i;
+	int dispclk_to_dpp_threshold = rv1_determine_dppclk_threshold(clk_mgr, new_clocks);
+	bool request_dpp_div = new_clocks->dispclk_khz > new_clocks->dppclk_khz;
+
+	/* set disp clk to dpp clk threshold */
+
+	clk_mgr->funcs->set_dispclk(clk_mgr, dispclk_to_dpp_threshold);
+	clk_mgr->funcs->set_dprefclk(clk_mgr);
+
+
+	/* update request dpp clk division option */
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];
+
+		if (!pipe_ctx->plane_state)
+			continue;
+
+		pipe_ctx->plane_res.dpp->funcs->dpp_dppclk_control(
+				pipe_ctx->plane_res.dpp,
+				request_dpp_div,
+				true);
+	}
+
+	/* If target clk not same as dppclk threshold, set to target clock */
+	if (dispclk_to_dpp_threshold != new_clocks->dispclk_khz) {
+		clk_mgr->funcs->set_dispclk(clk_mgr, new_clocks->dispclk_khz);
+		clk_mgr->funcs->set_dprefclk(clk_mgr);
+	}
+
+
+	clk_mgr->base.clks.dispclk_khz = new_clocks->dispclk_khz;
+	clk_mgr->base.clks.dppclk_khz = new_clocks->dppclk_khz;
+	clk_mgr->base.clks.max_supported_dppclk_khz = new_clocks->max_supported_dppclk_khz;
+}
+
+static int get_active_display_cnt(
+		struct dc *dc,
+		struct dc_state *context)
+{
+	int i, display_count;
+
+	display_count = 0;
+	for (i = 0; i < context->stream_count; i++) {
+		const struct dc_stream_state *stream = context->streams[i];
+
+		/*
+		 * Only notify active stream or virtual stream.
+		 * Need to notify virtual stream to work around
+		 * headless case. HPD does not fire when system is in
+		 * S0i2.
+		 */
+		if (!stream->dpms_off || stream->signal == SIGNAL_TYPE_VIRTUAL)
+			display_count++;
+	}
+
+	return display_count;
+}
+
+static void rv1_update_clocks(struct clk_mgr *clk_mgr_base,
+			struct dc_state *context,
+			bool safe_to_lower)
+{
+	struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base);
+	struct dc *dc = clk_mgr_base->ctx->dc;
+	struct dc_debug_options *debug = &dc->debug;
+	struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk;
+	struct pp_smu_funcs_rv *pp_smu = NULL;
+	bool send_request_to_increase = false;
+	bool send_request_to_lower = false;
+	int display_count;
+
+	bool enter_display_off = false;
+
+	ASSERT(clk_mgr->pp_smu);
+
+	pp_smu = &clk_mgr->pp_smu->rv_funcs;
+
+	display_count = get_active_display_cnt(dc, context);
+
+	if (display_count == 0)
+		enter_display_off = true;
+
+	if (enter_display_off == safe_to_lower) {
+		/*
+		 * Notify SMU active displays
+		 * if function pointer not set up, this message is
+		 * sent as part of pplib_apply_display_requirements.
+		 */
+		if (pp_smu->set_display_count)
+			pp_smu->set_display_count(&pp_smu->pp_smu, display_count);
+	}
+
+	if (new_clocks->dispclk_khz > clk_mgr_base->clks.dispclk_khz
+			|| new_clocks->phyclk_khz > clk_mgr_base->clks.phyclk_khz
+			|| new_clocks->fclk_khz > clk_mgr_base->clks.fclk_khz
+			|| new_clocks->dcfclk_khz > clk_mgr_base->clks.dcfclk_khz)
+		send_request_to_increase = true;
+
+	if (should_set_clock(safe_to_lower, new_clocks->phyclk_khz, clk_mgr_base->clks.phyclk_khz)) {
+		clk_mgr_base->clks.phyclk_khz = new_clocks->phyclk_khz;
+		send_request_to_lower = true;
+	}
+
+	// F Clock
+	if (debug->force_fclk_khz != 0)
+		new_clocks->fclk_khz = debug->force_fclk_khz;
+
+	if (should_set_clock(safe_to_lower, new_clocks->fclk_khz, clk_mgr_base->clks.fclk_khz)) {
+		clk_mgr_base->clks.fclk_khz = new_clocks->fclk_khz;
+		send_request_to_lower = true;
+	}
+
+	//DCF Clock
+	if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz)) {
+		clk_mgr_base->clks.dcfclk_khz = new_clocks->dcfclk_khz;
+		send_request_to_lower = true;
+	}
+
+	if (should_set_clock(safe_to_lower,
+			new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz)) {
+		clk_mgr_base->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz;
+		send_request_to_lower = true;
+	}
+
+	/* make sure dcf clk is before dpp clk to
+	 * make sure we have enough voltage to run dpp clk
+	 */
+	if (send_request_to_increase) {
+		/*use dcfclk to request voltage*/
+		if (pp_smu->set_hard_min_fclk_by_freq &&
+				pp_smu->set_hard_min_dcfclk_by_freq &&
+				pp_smu->set_min_deep_sleep_dcfclk) {
+			pp_smu->set_hard_min_fclk_by_freq(&pp_smu->pp_smu, new_clocks->fclk_khz / 1000);
+			pp_smu->set_hard_min_dcfclk_by_freq(&pp_smu->pp_smu, new_clocks->dcfclk_khz / 1000);
+			pp_smu->set_min_deep_sleep_dcfclk(&pp_smu->pp_smu, (new_clocks->dcfclk_deep_sleep_khz + 999) / 1000);
+		}
+	}
+
+	/* dcn1 dppclk is tied to dispclk */
+	/* program dispclk on = as a w/a for sleep resume clock ramping issues */
+	if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)
+			|| new_clocks->dispclk_khz == clk_mgr_base->clks.dispclk_khz) {
+		ramp_up_dispclk_with_dpp(clk_mgr, dc, new_clocks);
+		clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz;
+		send_request_to_lower = true;
+	}
+
+	if (!send_request_to_increase && send_request_to_lower) {
+		/*use dcfclk to request voltage*/
+		if (pp_smu->set_hard_min_fclk_by_freq &&
+				pp_smu->set_hard_min_dcfclk_by_freq &&
+				pp_smu->set_min_deep_sleep_dcfclk) {
+			pp_smu->set_hard_min_fclk_by_freq(&pp_smu->pp_smu, new_clocks->fclk_khz / 1000);
+			pp_smu->set_hard_min_dcfclk_by_freq(&pp_smu->pp_smu, new_clocks->dcfclk_khz / 1000);
+			pp_smu->set_min_deep_sleep_dcfclk(&pp_smu->pp_smu, (new_clocks->dcfclk_deep_sleep_khz + 999) / 1000);
+		}
+	}
+}
+
+static struct clk_mgr_funcs rv1_clk_funcs = {
+	.get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz,
+	.update_clocks = rv1_update_clocks,
+};
+
+static struct clk_mgr_internal_funcs rv1_clk_internal_funcs = {
+	.set_dispclk = rv1_vbios_smu_set_dispclk,
+	.set_dprefclk = dce112_set_dprefclk
+};
+
+void rv1_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_mgr, struct pp_smu_funcs *pp_smu)
+{
+	struct dc_debug_options *debug = &ctx->dc->debug;
+	struct dc_bios *bp = ctx->dc_bios;
+	struct dc_firmware_info fw_info = { { 0 } };
+
+	clk_mgr->base.ctx = ctx;
+	clk_mgr->pp_smu = pp_smu;
+	clk_mgr->base.funcs = &rv1_clk_funcs;
+	clk_mgr->funcs = &rv1_clk_internal_funcs;
+
+	clk_mgr->dfs_bypass_disp_clk = 0;
+
+	clk_mgr->dprefclk_ss_percentage = 0;
+	clk_mgr->dprefclk_ss_divider = 1000;
+	clk_mgr->ss_on_dprefclk = false;
+	clk_mgr->base.dprefclk_khz = 600000;
+
+	if (bp->integrated_info)
+		clk_mgr->dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq;
+	if (clk_mgr->dentist_vco_freq_khz == 0) {
+		bp->funcs->get_firmware_info(bp, &fw_info);
+		clk_mgr->dentist_vco_freq_khz = fw_info.smu_gpu_pll_output_freq;
+		if (clk_mgr->dentist_vco_freq_khz == 0)
+			clk_mgr->dentist_vco_freq_khz = 3600000;
+	}
+
+	if (!debug->disable_dfs_bypass && bp->integrated_info)
+		if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE)
+			clk_mgr->dfs_bypass_enabled = true;
+
+	dce_clock_read_ss_info(clk_mgr);
+}
+
+
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.h
new file mode 100644
index 000000000000..0807478c8212
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2018 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 __RV1_CLK_MGR_H__
+#define __RV1_CLK_MGR_H__
+
+void rv1_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_mgr, struct pp_smu_funcs *pp_smu);
+
+#endif //__DCN10_CLK_MGR_H__
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.c
new file mode 100644
index 000000000000..61dd12198a3c
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.c
@@ -0,0 +1,79 @@
+/*
+ * 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 "reg_helper.h"
+#include "clk_mgr_internal.h"
+#include "rv1_clk_mgr_clk.h"
+
+#include "ip/Discovery/hwid.h"
+#include "ip/Discovery/v1/ip_offset_1.h"
+#include "ip/CLK/clk_10_0_default.h"
+#include "ip/CLK/clk_10_0_offset.h"
+#include "ip/CLK/clk_10_0_reg.h"
+#include "ip/CLK/clk_10_0_sh_mask.h"
+
+#include "dce100/dce_clk_mgr.h"
+
+#define CLK_BASE_INNER(inst) \
+	CLK_BASE__INST ## inst ## _SEG0
+
+
+#define CLK_REG(reg_name, block, inst)\
+	CLK_BASE(mm ## block ## _ ## inst ## _ ## reg_name ## _BASE_IDX) + \
+					mm ## block ## _ ## inst ## _ ## reg_name
+
+#define REG(reg_name) \
+	CLK_REG(reg_name, CLK0, 0)
+
+
+/* Only used by testing framework*/
+void rv1_dump_clk_registers(struct clk_state_registers *regs, struct clk_bypass *bypass, struct clk_mgr *clk_mgr_base)
+{
+	struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base);
+
+		regs->CLK0_CLK8_CURRENT_CNT = REG_READ(CLK0_CLK8_CURRENT_CNT) / 10; //dcf clk
+
+		bypass->dcfclk_bypass = REG_READ(CLK0_CLK8_BYPASS_CNTL) & 0x0007;
+		if (bypass->dcfclk_bypass < 0 || bypass->dcfclk_bypass > 4)
+			bypass->dcfclk_bypass = 0;
+
+
+		regs->CLK0_CLK8_DS_CNTL = REG_READ(CLK0_CLK8_DS_CNTL) / 10;	//dcf deep sleep divider
+
+		regs->CLK0_CLK8_ALLOW_DS = REG_READ(CLK0_CLK8_ALLOW_DS); //dcf deep sleep allow
+
+		regs->CLK0_CLK10_CURRENT_CNT = REG_READ(CLK0_CLK10_CURRENT_CNT) / 10; //dpref clk
+
+		bypass->dispclk_pypass = REG_READ(CLK0_CLK10_BYPASS_CNTL) & 0x0007;
+		if (bypass->dispclk_pypass < 0 || bypass->dispclk_pypass > 4)
+			bypass->dispclk_pypass = 0;
+
+		regs->CLK0_CLK11_CURRENT_CNT = REG_READ(CLK0_CLK11_CURRENT_CNT) / 10; //disp clk
+
+		bypass->dprefclk_bypass = REG_READ(CLK0_CLK11_BYPASS_CNTL) & 0x0007;
+		if (bypass->dprefclk_bypass < 0 || bypass->dprefclk_bypass > 4)
+			bypass->dprefclk_bypass = 0;
+
+}
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.h
new file mode 100644
index 000000000000..b68e3452efb9
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_clk.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2018 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_DC_DCN10_RV1_CLK_MGR_CLK_H_
+#define DAL_DC_DCN10_RV1_CLK_MGR_CLK_H_
+
+#endif /* DAL_DC_DCN10_RV1_CLK_MGR_CLK_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c
new file mode 100644
index 000000000000..196087072063
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c
@@ -0,0 +1,124 @@
+/*
+ * 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 "core_types.h"
+#include "clk_mgr_internal.h"
+#include "reg_helper.h"
+
+#define MAX_INSTANCE	5
+#define MAX_SEGMENT		5
+
+struct IP_BASE_INSTANCE {
+	unsigned int segment[MAX_SEGMENT];
+};
+
+struct IP_BASE {
+	struct IP_BASE_INSTANCE instance[MAX_INSTANCE];
+};
+
+
+static const struct IP_BASE MP1_BASE  = { { { { 0x00016000, 0, 0, 0, 0 } },
+											 { { 0, 0, 0, 0, 0 } },
+											 { { 0, 0, 0, 0, 0 } },
+											 { { 0, 0, 0, 0, 0 } },
+											 { { 0, 0, 0, 0, 0 } } } };
+
+#define mmMP1_SMN_C2PMSG_91            0x29B
+#define mmMP1_SMN_C2PMSG_83            0x293
+#define mmMP1_SMN_C2PMSG_67            0x283
+#define mmMP1_SMN_C2PMSG_91_BASE_IDX   0
+#define mmMP1_SMN_C2PMSG_83_BASE_IDX   0
+#define mmMP1_SMN_C2PMSG_67_BASE_IDX   0
+
+#define MP1_SMN_C2PMSG_91__CONTENT_MASK                    0xffffffffL
+#define MP1_SMN_C2PMSG_83__CONTENT_MASK                    0xffffffffL
+#define MP1_SMN_C2PMSG_67__CONTENT_MASK                    0xffffffffL
+#define MP1_SMN_C2PMSG_91__CONTENT__SHIFT                  0x00000000
+#define MP1_SMN_C2PMSG_83__CONTENT__SHIFT                  0x00000000
+#define MP1_SMN_C2PMSG_67__CONTENT__SHIFT                  0x00000000
+
+#define REG(reg_name) \
+	(MP1_BASE.instance[0].segment[mm ## reg_name ## _BASE_IDX] + mm ## reg_name)
+
+#define FN(reg_name, field) \
+	FD(reg_name##__##field)
+
+#define VBIOSSMC_MSG_SetDispclkFreq           0x4
+#define VBIOSSMC_MSG_SetDprefclkFreq          0x5
+
+int rv1_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz)
+{
+
+	int actual_dispclk_set_khz = -1;
+	struct dc *core_dc = clk_mgr->base.ctx->dc;
+	struct dmcu *dmcu = core_dc->res_pool->dmcu;
+
+	/* First clear response register */
+	//dm_write_reg(ctx, mmMP1_SMN_C2PMSG_91, 0);
+	REG_WRITE(MP1_SMN_C2PMSG_91, 0);
+
+	/* Set the parameter register for the SMU message, unit is Mhz */
+	//dm_write_reg(ctx, mmMP1_SMN_C2PMSG_83, requested_dispclk_khz / 1000);
+	REG_WRITE(MP1_SMN_C2PMSG_83, requested_dispclk_khz / 1000);
+
+	/* Trigger the message transaction by writing the message ID */
+	//dm_write_reg(ctx, mmMP1_SMN_C2PMSG_67, VBIOSSMC_MSG_SetDispclkFreq);
+	REG_WRITE(MP1_SMN_C2PMSG_67, VBIOSSMC_MSG_SetDispclkFreq);
+
+	REG_WAIT(MP1_SMN_C2PMSG_91, CONTENT, 1, 10, 200000);
+
+	/* Actual dispclk set is returned in the parameter register */
+	actual_dispclk_set_khz = REG_READ(MP1_SMN_C2PMSG_83) * 1000;
+
+	if (!IS_FPGA_MAXIMUS_DC(core_dc->ctx->dce_environment)) {
+		if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) {
+			if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_khz)
+				dmcu->funcs->set_psr_wait_loop(dmcu,
+						actual_dispclk_set_khz / 1000 / 7);
+		}
+	}
+
+	return actual_dispclk_set_khz;
+}
+
+int rv1_vbios_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr)
+{
+	int actual_dprefclk_set_khz = -1;
+
+	REG_WRITE(MP1_SMN_C2PMSG_91, 0);
+
+	/* Set the parameter register for the SMU message */
+	REG_WRITE(MP1_SMN_C2PMSG_83, clk_mgr->base.dprefclk_khz / 1000);
+
+	/* Trigger the message transaction by writing the message ID */
+	REG_WRITE(MP1_SMN_C2PMSG_67, VBIOSSMC_MSG_SetDprefclkFreq);
+
+	/* Wait for SMU response */
+	REG_WAIT(MP1_SMN_C2PMSG_91, CONTENT, 1, 10, 200000);
+
+	actual_dprefclk_set_khz = REG_READ(MP1_SMN_C2PMSG_83) * 1000;
+
+	return actual_dprefclk_set_khz;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.h
new file mode 100644
index 000000000000..083cb3158859
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2018 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_DC_DCN10_RV1_CLK_MGR_VBIOS_SMU_H_
+#define DAL_DC_DCN10_RV1_CLK_MGR_VBIOS_SMU_H_
+
+int rv1_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz);
+int rv1_vbios_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr);
+
+#endif /* DAL_DC_DCN10_RV1_CLK_MGR_VBIOS_SMU_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.c
new file mode 100644
index 000000000000..b9ba6dbc2b46
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2018 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 "core_types.h"
+#include "clk_mgr_internal.h"
+#include "rv1_clk_mgr.h"
+#include "rv2_clk_mgr.h"
+#include "dce112/dce112_clk_mgr.h"
+
+static struct clk_mgr_internal_funcs rv2_clk_internal_funcs = {
+	.set_dispclk = dce112_set_dispclk,
+	.set_dprefclk = dce112_set_dprefclk
+};
+
+void rv2_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_mgr, struct pp_smu_funcs *pp_smu)
+
+{
+	rv1_clk_mgr_construct(ctx, clk_mgr, pp_smu);
+
+	clk_mgr->funcs = &rv2_clk_internal_funcs;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.h
new file mode 100644
index 000000000000..0c1f26ca563b
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv2_clk_mgr.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2018 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 __RV2_CLK_MGR_H__
+#define __RV2_CLK_MGR_H__
+
+void rv2_clk_mgr_construct(struct dc_context *ctx, struct clk_mgr_internal *clk_mgr, struct pp_smu_funcs *pp_smu);
+
+
+#endif //__DCN10_CLK_MGR_H__