drm/amd/display: drop display_pipe_clocks.c.

This code isn't used at all in the kernel tree, perhaps it can wait to
be imported when it is. It also does a lot of floating point calcs,
so probably good to drop it until it's needed and we can ensure
proper fpu accessors.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml/Makefile

@@ -13,7 +13,7 @@ CFLAGS_soc_bounding_box.o := -mhard-float -msse -mpreferred-stack-boundary=4
 CFLAGS_dml_common_defs.o := -mhard-float -msse -mpreferred-stack-boundary=4
 
 
-DML = display_mode_lib.o display_pipe_clocks.o display_rq_dlg_calc.o \
+DML = display_mode_lib.o display_rq_dlg_calc.o \
 	  display_rq_dlg_helpers.o dml1_display_rq_dlg_calc.o \
 	  soc_bounding_box.o dml_common_defs.o display_mode_vba.o
 

drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h

@@ -29,7 +29,6 @@
 #include "dml_common_defs.h"
 #include "soc_bounding_box.h"
 #include "display_mode_vba.h"
-#include "display_pipe_clocks.h"
 #include "display_rq_dlg_calc.h"
 #include "dml1_display_rq_dlg_calc.h"
 

drivers/gpu/drm/amd/display/dc/dml/display_pipe_clocks.c

-/*
- * Copyright 2017 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 "display_pipe_clocks.h"
-#include "display_mode_lib.h"
-#include "soc_bounding_box.h"
-
-display_pipe_clock_st dml_clks_get_pipe_clocks(
-		struct display_mode_lib *mode_lib,
-		display_e2e_pipe_params_st *e2e,
-		unsigned int num_pipes)
-{
-	display_pipe_clock_st clocks;
-	bool visited[DC__NUM_PIPES__MAX];
-	double max_dispclk = 25.0; //the min dispclk is 25MHz, so keep the min dispclk caculated larger thant 25MHz
-	double dcfclk, socclk;
-	unsigned int i, j, k;
-	unsigned int dsc_inst = 0;
-
-	DTRACE("Calculating pipe clocks...");
-
-	dcfclk = dml_socbb_voltage_scaling(
-			&mode_lib->soc,
-			(enum voltage_state) e2e[0].clks_cfg.voltage).dcfclk_mhz;
-	socclk = dml_socbb_voltage_scaling(
-			&mode_lib->soc,
-			(enum voltage_state) e2e[0].clks_cfg.voltage).socclk_mhz;
-	clocks.dcfclk_mhz = dcfclk;
-	clocks.socclk_mhz = socclk;
-
-	max_dispclk = dml_max(max_dispclk, get_dispclk_calculated(mode_lib, e2e, num_pipes));
-	clocks.dispclk_mhz = max_dispclk;
-	DTRACE("  dispclk: %f Mhz", clocks.dispclk_mhz);
-	DTRACE("  dcfclk: %f Mhz", clocks.dcfclk_mhz);
-	DTRACE("  socclk: %f Mhz", clocks.socclk_mhz);
-
-	for (k = 0; k < num_pipes; ++k)
-		visited[k] = false;
-
-	for (i = 0; i < num_pipes; i++) {
-		clocks.dppclk_mhz[i] = get_dppclk_calculated(mode_lib, e2e, num_pipes, i);
-		DTRACE("  dppclk%d: %f Mhz", i, clocks.dppclk_mhz[i]);
-
-		if (e2e[i].pipe.src.is_hsplit && !visited[i]) {
-			unsigned int grp = e2e[i].pipe.src.hsplit_grp;
-
-			for (j = i; j < num_pipes; j++) {
-				if (e2e[j].pipe.src.hsplit_grp == grp && e2e[j].pipe.src.is_hsplit
-						&& !visited[j]) {
-					clocks.dscclk_mhz[j] = get_dscclk_calculated(
-							mode_lib,
-							e2e,
-							num_pipes,
-							dsc_inst);
-					DTRACE("  dscclk%d: %f Mhz", j, clocks.dscclk_mhz[j]);
-					visited[j] = true;
-				}
-			}
-			dsc_inst++;
-		}
-
-		if (!visited[i]) {
-			unsigned int otg_inst = e2e[i].pipe.dest.otg_inst;
-
-			for (j = i; j < num_pipes; j++) {
-				// assign dscclk to all planes with this otg, except if they're doing odm combine, or mpc combine
-				// which is handled by the conditions above, the odm_combine is not required, but it helps make sense of this code
-				if (e2e[j].pipe.dest.otg_inst == otg_inst
-						&& !e2e[j].pipe.dest.odm_combine && !visited[j]) {
-					clocks.dscclk_mhz[j] = get_dscclk_calculated(
-							mode_lib,
-							e2e,
-							num_pipes,
-							dsc_inst);
-					DTRACE("  dscclk%d: %f Mhz", j, clocks.dscclk_mhz[j]);
-					visited[j] = true;
-				}
-			}
-			dsc_inst++;
-		}
-	}
-
-	return clocks;
-}

drivers/gpu/drm/amd/display/dc/dml/display_pipe_clocks.h

-/*
- * Copyright 2017 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 __DISPLAY_PIPE_CLOCKS_H__
-#define __DISPLAY_PIPE_CLOCKS_H__
-
-#include "dml_common_defs.h"
-
-struct display_mode_lib;
-
-display_pipe_clock_st dml_clks_get_pipe_clocks(
-		struct display_mode_lib *mode_lib,
-		display_e2e_pipe_params_st *e2e,
-		unsigned int num_pipes);
-
-#endif