3cf8bb1ad1
I hate doing this but it hurts my eyes to go over code that does not comply with indentation rules. Only thing that is not only space change is in atom.c all other files are space indentation issues. Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Cc: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2105 lines
60 KiB
C
2105 lines
60 KiB
C
/*
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* Copyright 2012 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "drmP.h"
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#include "radeon.h"
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#include "radeon_asic.h"
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#include "trinityd.h"
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#include "r600_dpm.h"
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#include "trinity_dpm.h"
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#include <linux/seq_file.h>
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#define TRINITY_MAX_DEEPSLEEP_DIVIDER_ID 5
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#define TRINITY_MINIMUM_ENGINE_CLOCK 800
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#define SCLK_MIN_DIV_INTV_SHIFT 12
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#define TRINITY_DISPCLK_BYPASS_THRESHOLD 10000
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#ifndef TRINITY_MGCG_SEQUENCE
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#define TRINITY_MGCG_SEQUENCE 100
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static const u32 trinity_mgcg_shls_default[] =
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{
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/* Register, Value, Mask */
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0x0000802c, 0xc0000000, 0xffffffff,
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0x00003fc4, 0xc0000000, 0xffffffff,
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0x00005448, 0x00000100, 0xffffffff,
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0x000055e4, 0x00000100, 0xffffffff,
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0x0000160c, 0x00000100, 0xffffffff,
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0x00008984, 0x06000100, 0xffffffff,
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0x0000c164, 0x00000100, 0xffffffff,
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0x00008a18, 0x00000100, 0xffffffff,
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0x0000897c, 0x06000100, 0xffffffff,
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0x00008b28, 0x00000100, 0xffffffff,
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0x00009144, 0x00800200, 0xffffffff,
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0x00009a60, 0x00000100, 0xffffffff,
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0x00009868, 0x00000100, 0xffffffff,
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0x00008d58, 0x00000100, 0xffffffff,
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0x00009510, 0x00000100, 0xffffffff,
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0x0000949c, 0x00000100, 0xffffffff,
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0x00009654, 0x00000100, 0xffffffff,
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0x00009030, 0x00000100, 0xffffffff,
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0x00009034, 0x00000100, 0xffffffff,
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0x00009038, 0x00000100, 0xffffffff,
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0x0000903c, 0x00000100, 0xffffffff,
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0x00009040, 0x00000100, 0xffffffff,
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0x0000a200, 0x00000100, 0xffffffff,
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0x0000a204, 0x00000100, 0xffffffff,
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0x0000a208, 0x00000100, 0xffffffff,
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0x0000a20c, 0x00000100, 0xffffffff,
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0x00009744, 0x00000100, 0xffffffff,
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0x00003f80, 0x00000100, 0xffffffff,
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0x0000a210, 0x00000100, 0xffffffff,
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0x0000a214, 0x00000100, 0xffffffff,
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0x000004d8, 0x00000100, 0xffffffff,
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0x00009664, 0x00000100, 0xffffffff,
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0x00009698, 0x00000100, 0xffffffff,
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0x000004d4, 0x00000200, 0xffffffff,
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0x000004d0, 0x00000000, 0xffffffff,
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0x000030cc, 0x00000104, 0xffffffff,
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0x0000d0c0, 0x00000100, 0xffffffff,
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0x0000d8c0, 0x00000100, 0xffffffff,
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0x0000951c, 0x00010000, 0xffffffff,
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0x00009160, 0x00030002, 0xffffffff,
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0x00009164, 0x00050004, 0xffffffff,
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0x00009168, 0x00070006, 0xffffffff,
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0x00009178, 0x00070000, 0xffffffff,
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0x0000917c, 0x00030002, 0xffffffff,
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0x00009180, 0x00050004, 0xffffffff,
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0x0000918c, 0x00010006, 0xffffffff,
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0x00009190, 0x00090008, 0xffffffff,
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0x00009194, 0x00070000, 0xffffffff,
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0x00009198, 0x00030002, 0xffffffff,
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0x0000919c, 0x00050004, 0xffffffff,
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0x000091a8, 0x00010006, 0xffffffff,
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0x000091ac, 0x00090008, 0xffffffff,
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0x000091b0, 0x00070000, 0xffffffff,
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0x000091b4, 0x00030002, 0xffffffff,
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0x000091b8, 0x00050004, 0xffffffff,
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0x000091c4, 0x00010006, 0xffffffff,
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0x000091c8, 0x00090008, 0xffffffff,
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0x000091cc, 0x00070000, 0xffffffff,
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0x000091d0, 0x00030002, 0xffffffff,
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0x000091d4, 0x00050004, 0xffffffff,
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0x000091e0, 0x00010006, 0xffffffff,
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0x000091e4, 0x00090008, 0xffffffff,
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0x000091e8, 0x00000000, 0xffffffff,
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0x000091ec, 0x00070000, 0xffffffff,
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0x000091f0, 0x00030002, 0xffffffff,
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0x000091f4, 0x00050004, 0xffffffff,
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0x00009200, 0x00010006, 0xffffffff,
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0x00009204, 0x00090008, 0xffffffff,
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0x00009208, 0x00070000, 0xffffffff,
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0x0000920c, 0x00030002, 0xffffffff,
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0x00009210, 0x00050004, 0xffffffff,
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0x0000921c, 0x00010006, 0xffffffff,
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0x00009220, 0x00090008, 0xffffffff,
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0x00009294, 0x00000000, 0xffffffff
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};
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static const u32 trinity_mgcg_shls_enable[] =
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{
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/* Register, Value, Mask */
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0x0000802c, 0xc0000000, 0xffffffff,
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0x000008f8, 0x00000000, 0xffffffff,
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0x000008fc, 0x00000000, 0x000133FF,
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0x000008f8, 0x00000001, 0xffffffff,
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0x000008fc, 0x00000000, 0xE00B03FC,
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0x00009150, 0x96944200, 0xffffffff
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};
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static const u32 trinity_mgcg_shls_disable[] =
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{
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/* Register, Value, Mask */
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0x0000802c, 0xc0000000, 0xffffffff,
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0x00009150, 0x00600000, 0xffffffff,
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0x000008f8, 0x00000000, 0xffffffff,
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0x000008fc, 0xffffffff, 0x000133FF,
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0x000008f8, 0x00000001, 0xffffffff,
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0x000008fc, 0xffffffff, 0xE00B03FC
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};
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#endif
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#ifndef TRINITY_SYSLS_SEQUENCE
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#define TRINITY_SYSLS_SEQUENCE 100
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static const u32 trinity_sysls_default[] =
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{
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/* Register, Value, Mask */
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0x000055e8, 0x00000000, 0xffffffff,
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0x0000d0bc, 0x00000000, 0xffffffff,
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0x0000d8bc, 0x00000000, 0xffffffff,
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0x000015c0, 0x000c1401, 0xffffffff,
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0x0000264c, 0x000c0400, 0xffffffff,
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0x00002648, 0x000c0400, 0xffffffff,
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0x00002650, 0x000c0400, 0xffffffff,
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0x000020b8, 0x000c0400, 0xffffffff,
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0x000020bc, 0x000c0400, 0xffffffff,
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0x000020c0, 0x000c0c80, 0xffffffff,
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0x0000f4a0, 0x000000c0, 0xffffffff,
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0x0000f4a4, 0x00680fff, 0xffffffff,
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0x00002f50, 0x00000404, 0xffffffff,
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0x000004c8, 0x00000001, 0xffffffff,
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0x0000641c, 0x00000000, 0xffffffff,
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0x00000c7c, 0x00000000, 0xffffffff,
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0x00006dfc, 0x00000000, 0xffffffff
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};
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static const u32 trinity_sysls_disable[] =
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{
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/* Register, Value, Mask */
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0x0000d0c0, 0x00000000, 0xffffffff,
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0x0000d8c0, 0x00000000, 0xffffffff,
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0x000055e8, 0x00000000, 0xffffffff,
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0x0000d0bc, 0x00000000, 0xffffffff,
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0x0000d8bc, 0x00000000, 0xffffffff,
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0x000015c0, 0x00041401, 0xffffffff,
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0x0000264c, 0x00040400, 0xffffffff,
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0x00002648, 0x00040400, 0xffffffff,
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0x00002650, 0x00040400, 0xffffffff,
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0x000020b8, 0x00040400, 0xffffffff,
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0x000020bc, 0x00040400, 0xffffffff,
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0x000020c0, 0x00040c80, 0xffffffff,
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0x0000f4a0, 0x000000c0, 0xffffffff,
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0x0000f4a4, 0x00680000, 0xffffffff,
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0x00002f50, 0x00000404, 0xffffffff,
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0x000004c8, 0x00000001, 0xffffffff,
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0x0000641c, 0x00007ffd, 0xffffffff,
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0x00000c7c, 0x0000ff00, 0xffffffff,
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0x00006dfc, 0x0000007f, 0xffffffff
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};
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static const u32 trinity_sysls_enable[] =
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{
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/* Register, Value, Mask */
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0x000055e8, 0x00000001, 0xffffffff,
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0x0000d0bc, 0x00000100, 0xffffffff,
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0x0000d8bc, 0x00000100, 0xffffffff,
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0x000015c0, 0x000c1401, 0xffffffff,
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0x0000264c, 0x000c0400, 0xffffffff,
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0x00002648, 0x000c0400, 0xffffffff,
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0x00002650, 0x000c0400, 0xffffffff,
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0x000020b8, 0x000c0400, 0xffffffff,
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0x000020bc, 0x000c0400, 0xffffffff,
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0x000020c0, 0x000c0c80, 0xffffffff,
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0x0000f4a0, 0x000000c0, 0xffffffff,
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0x0000f4a4, 0x00680fff, 0xffffffff,
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0x00002f50, 0x00000903, 0xffffffff,
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0x000004c8, 0x00000000, 0xffffffff,
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0x0000641c, 0x00000000, 0xffffffff,
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0x00000c7c, 0x00000000, 0xffffffff,
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0x00006dfc, 0x00000000, 0xffffffff
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};
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#endif
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static const u32 trinity_override_mgpg_sequences[] =
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{
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/* Register, Value */
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0x00000200, 0xE030032C,
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0x00000204, 0x00000FFF,
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0x00000200, 0xE0300058,
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0x00000204, 0x00030301,
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0x00000200, 0xE0300054,
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0x00000204, 0x500010FF,
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0x00000200, 0xE0300074,
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0x00000204, 0x00030301,
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0x00000200, 0xE0300070,
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0x00000204, 0x500010FF,
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0x00000200, 0xE0300090,
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0x00000204, 0x00030301,
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0x00000200, 0xE030008C,
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0x00000204, 0x500010FF,
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0x00000200, 0xE03000AC,
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0x00000204, 0x00030301,
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0x00000200, 0xE03000A8,
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0x00000204, 0x500010FF,
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0x00000200, 0xE03000C8,
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0x00000204, 0x00030301,
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0x00000200, 0xE03000C4,
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0x00000204, 0x500010FF,
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0x00000200, 0xE03000E4,
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0x00000204, 0x00030301,
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0x00000200, 0xE03000E0,
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0x00000204, 0x500010FF,
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0x00000200, 0xE0300100,
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0x00000204, 0x00030301,
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0x00000200, 0xE03000FC,
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0x00000204, 0x500010FF,
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0x00000200, 0xE0300058,
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0x00000204, 0x00030303,
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0x00000200, 0xE0300054,
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0x00000204, 0x600010FF,
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0x00000200, 0xE0300074,
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0x00000204, 0x00030303,
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0x00000200, 0xE0300070,
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0x00000204, 0x600010FF,
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0x00000200, 0xE0300090,
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0x00000204, 0x00030303,
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0x00000200, 0xE030008C,
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0x00000204, 0x600010FF,
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0x00000200, 0xE03000AC,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000A8,
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0x00000204, 0x600010FF,
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0x00000200, 0xE03000C8,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000C4,
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0x00000204, 0x600010FF,
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0x00000200, 0xE03000E4,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000E0,
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0x00000204, 0x600010FF,
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0x00000200, 0xE0300100,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000FC,
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0x00000204, 0x600010FF,
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0x00000200, 0xE0300058,
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0x00000204, 0x00030303,
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0x00000200, 0xE0300054,
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0x00000204, 0x700010FF,
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0x00000200, 0xE0300074,
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0x00000204, 0x00030303,
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0x00000200, 0xE0300070,
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0x00000204, 0x700010FF,
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0x00000200, 0xE0300090,
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0x00000204, 0x00030303,
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0x00000200, 0xE030008C,
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0x00000204, 0x700010FF,
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0x00000200, 0xE03000AC,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000A8,
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0x00000204, 0x700010FF,
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0x00000200, 0xE03000C8,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000C4,
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0x00000204, 0x700010FF,
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0x00000200, 0xE03000E4,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000E0,
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0x00000204, 0x700010FF,
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0x00000200, 0xE0300100,
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0x00000204, 0x00030303,
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0x00000200, 0xE03000FC,
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0x00000204, 0x700010FF,
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0x00000200, 0xE0300058,
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0x00000204, 0x00010303,
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0x00000200, 0xE0300054,
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0x00000204, 0x800010FF,
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0x00000200, 0xE0300074,
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0x00000204, 0x00010303,
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0x00000200, 0xE0300070,
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0x00000204, 0x800010FF,
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0x00000200, 0xE0300090,
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0x00000204, 0x00010303,
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0x00000200, 0xE030008C,
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0x00000204, 0x800010FF,
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0x00000200, 0xE03000AC,
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0x00000204, 0x00010303,
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0x00000200, 0xE03000A8,
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0x00000204, 0x800010FF,
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0x00000200, 0xE03000C4,
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0x00000204, 0x800010FF,
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0x00000200, 0xE03000C8,
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0x00000204, 0x00010303,
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0x00000200, 0xE03000E4,
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0x00000204, 0x00010303,
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0x00000200, 0xE03000E0,
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0x00000204, 0x800010FF,
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0x00000200, 0xE0300100,
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0x00000204, 0x00010303,
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0x00000200, 0xE03000FC,
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0x00000204, 0x800010FF,
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0x00000200, 0x0001f198,
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0x00000204, 0x0003ffff,
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0x00000200, 0x0001f19C,
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0x00000204, 0x3fffffff,
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0x00000200, 0xE030032C,
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0x00000204, 0x00000000,
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};
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extern void vce_v1_0_enable_mgcg(struct radeon_device *rdev, bool enable);
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static void trinity_program_clk_gating_hw_sequence(struct radeon_device *rdev,
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const u32 *seq, u32 count);
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static void trinity_override_dynamic_mg_powergating(struct radeon_device *rdev);
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static void trinity_apply_state_adjust_rules(struct radeon_device *rdev,
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struct radeon_ps *new_rps,
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struct radeon_ps *old_rps);
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static struct trinity_ps *trinity_get_ps(struct radeon_ps *rps)
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{
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struct trinity_ps *ps = rps->ps_priv;
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return ps;
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}
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static struct trinity_power_info *trinity_get_pi(struct radeon_device *rdev)
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{
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struct trinity_power_info *pi = rdev->pm.dpm.priv;
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return pi;
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}
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static void trinity_gfx_powergating_initialize(struct radeon_device *rdev)
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{
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struct trinity_power_info *pi = trinity_get_pi(rdev);
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u32 p, u;
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u32 value;
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struct atom_clock_dividers dividers;
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u32 xclk = radeon_get_xclk(rdev);
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u32 sssd = 1;
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int ret;
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u32 hw_rev = (RREG32(HW_REV) & ATI_REV_ID_MASK) >> ATI_REV_ID_SHIFT;
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ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
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25000, false, ÷rs);
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if (ret)
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return;
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value = RREG32_SMC(GFX_POWER_GATING_CNTL);
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value &= ~(SSSD_MASK | PDS_DIV_MASK);
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if (sssd)
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value |= SSSD(1);
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value |= PDS_DIV(dividers.post_div);
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WREG32_SMC(GFX_POWER_GATING_CNTL, value);
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r600_calculate_u_and_p(500, xclk, 16, &p, &u);
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WREG32(CG_PG_CTRL, SP(p) | SU(u));
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WREG32_P(CG_GIPOTS, CG_GIPOT(p), ~CG_GIPOT_MASK);
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/* XXX double check hw_rev */
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if (pi->override_dynamic_mgpg && (hw_rev == 0))
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trinity_override_dynamic_mg_powergating(rdev);
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}
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#define CGCG_CGTT_LOCAL0_MASK 0xFFFF33FF
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#define CGCG_CGTT_LOCAL1_MASK 0xFFFB0FFE
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#define CGTS_SM_CTRL_REG_DISABLE 0x00600000
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#define CGTS_SM_CTRL_REG_ENABLE 0x96944200
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static void trinity_mg_clockgating_enable(struct radeon_device *rdev,
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bool enable)
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{
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u32 local0;
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u32 local1;
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if (enable) {
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local0 = RREG32_CG(CG_CGTT_LOCAL_0);
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local1 = RREG32_CG(CG_CGTT_LOCAL_1);
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WREG32_CG(CG_CGTT_LOCAL_0,
|
|
(0x00380000 & CGCG_CGTT_LOCAL0_MASK) | (local0 & ~CGCG_CGTT_LOCAL0_MASK) );
|
|
WREG32_CG(CG_CGTT_LOCAL_1,
|
|
(0x0E000000 & CGCG_CGTT_LOCAL1_MASK) | (local1 & ~CGCG_CGTT_LOCAL1_MASK) );
|
|
|
|
WREG32(CGTS_SM_CTRL_REG, CGTS_SM_CTRL_REG_ENABLE);
|
|
} else {
|
|
WREG32(CGTS_SM_CTRL_REG, CGTS_SM_CTRL_REG_DISABLE);
|
|
|
|
local0 = RREG32_CG(CG_CGTT_LOCAL_0);
|
|
local1 = RREG32_CG(CG_CGTT_LOCAL_1);
|
|
|
|
WREG32_CG(CG_CGTT_LOCAL_0,
|
|
CGCG_CGTT_LOCAL0_MASK | (local0 & ~CGCG_CGTT_LOCAL0_MASK) );
|
|
WREG32_CG(CG_CGTT_LOCAL_1,
|
|
CGCG_CGTT_LOCAL1_MASK | (local1 & ~CGCG_CGTT_LOCAL1_MASK) );
|
|
}
|
|
}
|
|
|
|
static void trinity_mg_clockgating_initialize(struct radeon_device *rdev)
|
|
{
|
|
u32 count;
|
|
const u32 *seq = NULL;
|
|
|
|
seq = &trinity_mgcg_shls_default[0];
|
|
count = sizeof(trinity_mgcg_shls_default) / (3 * sizeof(u32));
|
|
|
|
trinity_program_clk_gating_hw_sequence(rdev, seq, count);
|
|
}
|
|
|
|
static void trinity_gfx_clockgating_enable(struct radeon_device *rdev,
|
|
bool enable)
|
|
{
|
|
if (enable) {
|
|
WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN);
|
|
} else {
|
|
WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
|
|
WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON);
|
|
WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON);
|
|
RREG32(GB_ADDR_CONFIG);
|
|
}
|
|
}
|
|
|
|
static void trinity_program_clk_gating_hw_sequence(struct radeon_device *rdev,
|
|
const u32 *seq, u32 count)
|
|
{
|
|
u32 i, length = count * 3;
|
|
|
|
for (i = 0; i < length; i += 3)
|
|
WREG32_P(seq[i], seq[i+1], ~seq[i+2]);
|
|
}
|
|
|
|
static void trinity_program_override_mgpg_sequences(struct radeon_device *rdev,
|
|
const u32 *seq, u32 count)
|
|
{
|
|
u32 i, length = count * 2;
|
|
|
|
for (i = 0; i < length; i += 2)
|
|
WREG32(seq[i], seq[i+1]);
|
|
|
|
}
|
|
|
|
static void trinity_override_dynamic_mg_powergating(struct radeon_device *rdev)
|
|
{
|
|
u32 count;
|
|
const u32 *seq = NULL;
|
|
|
|
seq = &trinity_override_mgpg_sequences[0];
|
|
count = sizeof(trinity_override_mgpg_sequences) / (2 * sizeof(u32));
|
|
|
|
trinity_program_override_mgpg_sequences(rdev, seq, count);
|
|
}
|
|
|
|
static void trinity_ls_clockgating_enable(struct radeon_device *rdev,
|
|
bool enable)
|
|
{
|
|
u32 count;
|
|
const u32 *seq = NULL;
|
|
|
|
if (enable) {
|
|
seq = &trinity_sysls_enable[0];
|
|
count = sizeof(trinity_sysls_enable) / (3 * sizeof(u32));
|
|
} else {
|
|
seq = &trinity_sysls_disable[0];
|
|
count = sizeof(trinity_sysls_disable) / (3 * sizeof(u32));
|
|
}
|
|
|
|
trinity_program_clk_gating_hw_sequence(rdev, seq, count);
|
|
}
|
|
|
|
static void trinity_gfx_powergating_enable(struct radeon_device *rdev,
|
|
bool enable)
|
|
{
|
|
if (enable) {
|
|
if (RREG32_SMC(CC_SMU_TST_EFUSE1_MISC) & RB_BACKEND_DISABLE_MASK)
|
|
WREG32_SMC(SMU_SCRATCH_A, (RREG32_SMC(SMU_SCRATCH_A) | 0x01));
|
|
|
|
WREG32_P(SCLK_PWRMGT_CNTL, DYN_PWR_DOWN_EN, ~DYN_PWR_DOWN_EN);
|
|
} else {
|
|
WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_PWR_DOWN_EN);
|
|
RREG32(GB_ADDR_CONFIG);
|
|
}
|
|
}
|
|
|
|
static void trinity_gfx_dynamic_mgpg_enable(struct radeon_device *rdev,
|
|
bool enable)
|
|
{
|
|
u32 value;
|
|
|
|
if (enable) {
|
|
value = RREG32_SMC(PM_I_CNTL_1);
|
|
value &= ~DS_PG_CNTL_MASK;
|
|
value |= DS_PG_CNTL(1);
|
|
WREG32_SMC(PM_I_CNTL_1, value);
|
|
|
|
value = RREG32_SMC(SMU_S_PG_CNTL);
|
|
value &= ~DS_PG_EN_MASK;
|
|
value |= DS_PG_EN(1);
|
|
WREG32_SMC(SMU_S_PG_CNTL, value);
|
|
} else {
|
|
value = RREG32_SMC(SMU_S_PG_CNTL);
|
|
value &= ~DS_PG_EN_MASK;
|
|
WREG32_SMC(SMU_S_PG_CNTL, value);
|
|
|
|
value = RREG32_SMC(PM_I_CNTL_1);
|
|
value &= ~DS_PG_CNTL_MASK;
|
|
WREG32_SMC(PM_I_CNTL_1, value);
|
|
}
|
|
|
|
trinity_gfx_dynamic_mgpg_config(rdev);
|
|
|
|
}
|
|
|
|
static void trinity_enable_clock_power_gating(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->enable_gfx_clock_gating)
|
|
sumo_gfx_clockgating_initialize(rdev);
|
|
if (pi->enable_mg_clock_gating)
|
|
trinity_mg_clockgating_initialize(rdev);
|
|
if (pi->enable_gfx_power_gating)
|
|
trinity_gfx_powergating_initialize(rdev);
|
|
if (pi->enable_mg_clock_gating) {
|
|
trinity_ls_clockgating_enable(rdev, true);
|
|
trinity_mg_clockgating_enable(rdev, true);
|
|
}
|
|
if (pi->enable_gfx_clock_gating)
|
|
trinity_gfx_clockgating_enable(rdev, true);
|
|
if (pi->enable_gfx_dynamic_mgpg)
|
|
trinity_gfx_dynamic_mgpg_enable(rdev, true);
|
|
if (pi->enable_gfx_power_gating)
|
|
trinity_gfx_powergating_enable(rdev, true);
|
|
}
|
|
|
|
static void trinity_disable_clock_power_gating(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->enable_gfx_power_gating)
|
|
trinity_gfx_powergating_enable(rdev, false);
|
|
if (pi->enable_gfx_dynamic_mgpg)
|
|
trinity_gfx_dynamic_mgpg_enable(rdev, false);
|
|
if (pi->enable_gfx_clock_gating)
|
|
trinity_gfx_clockgating_enable(rdev, false);
|
|
if (pi->enable_mg_clock_gating) {
|
|
trinity_mg_clockgating_enable(rdev, false);
|
|
trinity_ls_clockgating_enable(rdev, false);
|
|
}
|
|
}
|
|
|
|
static void trinity_set_divider_value(struct radeon_device *rdev,
|
|
u32 index, u32 sclk)
|
|
{
|
|
struct atom_clock_dividers dividers;
|
|
int ret;
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
|
|
sclk, false, ÷rs);
|
|
if (ret)
|
|
return;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix);
|
|
value &= ~CLK_DIVIDER_MASK;
|
|
value |= CLK_DIVIDER(dividers.post_div);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix, value);
|
|
|
|
ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
|
|
sclk/2, false, ÷rs);
|
|
if (ret)
|
|
return;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_PG_CNTL + ix);
|
|
value &= ~PD_SCLK_DIVIDER_MASK;
|
|
value |= PD_SCLK_DIVIDER(dividers.post_div);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_PG_CNTL + ix, value);
|
|
}
|
|
|
|
static void trinity_set_ds_dividers(struct radeon_device *rdev,
|
|
u32 index, u32 divider)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix);
|
|
value &= ~DS_DIV_MASK;
|
|
value |= DS_DIV(divider);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_ss_dividers(struct radeon_device *rdev,
|
|
u32 index, u32 divider)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix);
|
|
value &= ~DS_SH_DIV_MASK;
|
|
value |= DS_SH_DIV(divider);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_vid(struct radeon_device *rdev, u32 index, u32 vid)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 vid_7bit = sumo_convert_vid2_to_vid7(rdev, &pi->sys_info.vid_mapping_table, vid);
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix);
|
|
value &= ~VID_MASK;
|
|
value |= VID(vid_7bit);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix, value);
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix);
|
|
value &= ~LVRT_MASK;
|
|
value |= LVRT(0);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_allos_gnb_slow(struct radeon_device *rdev,
|
|
u32 index, u32 gnb_slow)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_3 + ix);
|
|
value &= ~GNB_SLOW_MASK;
|
|
value |= GNB_SLOW(gnb_slow);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_3 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_force_nbp_state(struct radeon_device *rdev,
|
|
u32 index, u32 force_nbp_state)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_3 + ix);
|
|
value &= ~FORCE_NBPS1_MASK;
|
|
value |= FORCE_NBPS1(force_nbp_state);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_3 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_display_wm(struct radeon_device *rdev,
|
|
u32 index, u32 wm)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix);
|
|
value &= ~DISPLAY_WM_MASK;
|
|
value |= DISPLAY_WM(wm);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_vce_wm(struct radeon_device *rdev,
|
|
u32 index, u32 wm)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix);
|
|
value &= ~VCE_WM_MASK;
|
|
value |= VCE_WM(wm);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_1 + ix, value);
|
|
}
|
|
|
|
static void trinity_set_at(struct radeon_device *rdev,
|
|
u32 index, u32 at)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_AT + ix);
|
|
value &= ~AT_MASK;
|
|
value |= AT(at);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_AT + ix, value);
|
|
}
|
|
|
|
static void trinity_program_power_level(struct radeon_device *rdev,
|
|
struct trinity_pl *pl, u32 index)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (index >= SUMO_MAX_HARDWARE_POWERLEVELS)
|
|
return;
|
|
|
|
trinity_set_divider_value(rdev, index, pl->sclk);
|
|
trinity_set_vid(rdev, index, pl->vddc_index);
|
|
trinity_set_ss_dividers(rdev, index, pl->ss_divider_index);
|
|
trinity_set_ds_dividers(rdev, index, pl->ds_divider_index);
|
|
trinity_set_allos_gnb_slow(rdev, index, pl->allow_gnb_slow);
|
|
trinity_set_force_nbp_state(rdev, index, pl->force_nbp_state);
|
|
trinity_set_display_wm(rdev, index, pl->display_wm);
|
|
trinity_set_vce_wm(rdev, index, pl->vce_wm);
|
|
trinity_set_at(rdev, index, pi->at[index]);
|
|
}
|
|
|
|
static void trinity_power_level_enable_disable(struct radeon_device *rdev,
|
|
u32 index, bool enable)
|
|
{
|
|
u32 value;
|
|
u32 ix = index * TRINITY_SIZEOF_DPM_STATE_TABLE;
|
|
|
|
value = RREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix);
|
|
value &= ~STATE_VALID_MASK;
|
|
if (enable)
|
|
value |= STATE_VALID(1);
|
|
WREG32_SMC(SMU_SCLK_DPM_STATE_0_CNTL_0 + ix, value);
|
|
}
|
|
|
|
static bool trinity_dpm_enabled(struct radeon_device *rdev)
|
|
{
|
|
if (RREG32_SMC(SMU_SCLK_DPM_CNTL) & SCLK_DPM_EN(1))
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
static void trinity_start_dpm(struct radeon_device *rdev)
|
|
{
|
|
u32 value = RREG32_SMC(SMU_SCLK_DPM_CNTL);
|
|
|
|
value &= ~(SCLK_DPM_EN_MASK | SCLK_DPM_BOOT_STATE_MASK | VOLTAGE_CHG_EN_MASK);
|
|
value |= SCLK_DPM_EN(1) | SCLK_DPM_BOOT_STATE(0) | VOLTAGE_CHG_EN(1);
|
|
WREG32_SMC(SMU_SCLK_DPM_CNTL, value);
|
|
|
|
WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN);
|
|
WREG32_P(CG_CG_VOLTAGE_CNTL, 0, ~EN);
|
|
|
|
trinity_dpm_config(rdev, true);
|
|
}
|
|
|
|
static void trinity_wait_for_dpm_enabled(struct radeon_device *rdev)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
if (RREG32(SCLK_PWRMGT_CNTL) & DYNAMIC_PM_EN)
|
|
break;
|
|
udelay(1);
|
|
}
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
if ((RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & TARGET_STATE_MASK) == 0)
|
|
break;
|
|
udelay(1);
|
|
}
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
if ((RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_MASK) == 0)
|
|
break;
|
|
udelay(1);
|
|
}
|
|
}
|
|
|
|
static void trinity_stop_dpm(struct radeon_device *rdev)
|
|
{
|
|
u32 sclk_dpm_cntl;
|
|
|
|
WREG32_P(CG_CG_VOLTAGE_CNTL, EN, ~EN);
|
|
|
|
sclk_dpm_cntl = RREG32_SMC(SMU_SCLK_DPM_CNTL);
|
|
sclk_dpm_cntl &= ~(SCLK_DPM_EN_MASK | VOLTAGE_CHG_EN_MASK);
|
|
WREG32_SMC(SMU_SCLK_DPM_CNTL, sclk_dpm_cntl);
|
|
|
|
trinity_dpm_config(rdev, false);
|
|
}
|
|
|
|
static void trinity_start_am(struct radeon_device *rdev)
|
|
{
|
|
WREG32_P(SCLK_PWRMGT_CNTL, 0, ~(RESET_SCLK_CNT | RESET_BUSY_CNT));
|
|
}
|
|
|
|
static void trinity_reset_am(struct radeon_device *rdev)
|
|
{
|
|
WREG32_P(SCLK_PWRMGT_CNTL, RESET_SCLK_CNT | RESET_BUSY_CNT,
|
|
~(RESET_SCLK_CNT | RESET_BUSY_CNT));
|
|
}
|
|
|
|
static void trinity_wait_for_level_0(struct radeon_device *rdev)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
if ((RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_MASK) == 0)
|
|
break;
|
|
udelay(1);
|
|
}
|
|
}
|
|
|
|
static void trinity_enable_power_level_0(struct radeon_device *rdev)
|
|
{
|
|
trinity_power_level_enable_disable(rdev, 0, true);
|
|
}
|
|
|
|
static void trinity_force_level_0(struct radeon_device *rdev)
|
|
{
|
|
trinity_dpm_force_state(rdev, 0);
|
|
}
|
|
|
|
static void trinity_unforce_levels(struct radeon_device *rdev)
|
|
{
|
|
trinity_dpm_no_forced_level(rdev);
|
|
}
|
|
|
|
static void trinity_program_power_levels_0_to_n(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
struct trinity_ps *new_ps = trinity_get_ps(new_rps);
|
|
struct trinity_ps *old_ps = trinity_get_ps(old_rps);
|
|
u32 i;
|
|
u32 n_current_state_levels = (old_ps == NULL) ? 1 : old_ps->num_levels;
|
|
|
|
for (i = 0; i < new_ps->num_levels; i++) {
|
|
trinity_program_power_level(rdev, &new_ps->levels[i], i);
|
|
trinity_power_level_enable_disable(rdev, i, true);
|
|
}
|
|
|
|
for (i = new_ps->num_levels; i < n_current_state_levels; i++)
|
|
trinity_power_level_enable_disable(rdev, i, false);
|
|
}
|
|
|
|
static void trinity_program_bootup_state(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 i;
|
|
|
|
trinity_program_power_level(rdev, &pi->boot_pl, 0);
|
|
trinity_power_level_enable_disable(rdev, 0, true);
|
|
|
|
for (i = 1; i < 8; i++)
|
|
trinity_power_level_enable_disable(rdev, i, false);
|
|
}
|
|
|
|
static void trinity_setup_uvd_clock_table(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
u32 uvdstates = (ps->vclk_low_divider |
|
|
ps->vclk_high_divider << 8 |
|
|
ps->dclk_low_divider << 16 |
|
|
ps->dclk_high_divider << 24);
|
|
|
|
WREG32_SMC(SMU_UVD_DPM_STATES, uvdstates);
|
|
}
|
|
|
|
static void trinity_setup_uvd_dpm_interval(struct radeon_device *rdev,
|
|
u32 interval)
|
|
{
|
|
u32 p, u;
|
|
u32 tp = RREG32_SMC(PM_TP);
|
|
u32 val;
|
|
u32 xclk = radeon_get_xclk(rdev);
|
|
|
|
r600_calculate_u_and_p(interval, xclk, 16, &p, &u);
|
|
|
|
val = (p + tp - 1) / tp;
|
|
|
|
WREG32_SMC(SMU_UVD_DPM_CNTL, val);
|
|
}
|
|
|
|
static bool trinity_uvd_clocks_zero(struct radeon_ps *rps)
|
|
{
|
|
if ((rps->vclk == 0) && (rps->dclk == 0))
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
static bool trinity_uvd_clocks_equal(struct radeon_ps *rps1,
|
|
struct radeon_ps *rps2)
|
|
{
|
|
struct trinity_ps *ps1 = trinity_get_ps(rps1);
|
|
struct trinity_ps *ps2 = trinity_get_ps(rps2);
|
|
|
|
if ((rps1->vclk == rps2->vclk) &&
|
|
(rps1->dclk == rps2->dclk) &&
|
|
(ps1->vclk_low_divider == ps2->vclk_low_divider) &&
|
|
(ps1->vclk_high_divider == ps2->vclk_high_divider) &&
|
|
(ps1->dclk_low_divider == ps2->dclk_low_divider) &&
|
|
(ps1->dclk_high_divider == ps2->dclk_high_divider))
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
static void trinity_setup_uvd_clocks(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->enable_gfx_power_gating) {
|
|
trinity_gfx_powergating_enable(rdev, false);
|
|
}
|
|
|
|
if (pi->uvd_dpm) {
|
|
if (trinity_uvd_clocks_zero(new_rps) &&
|
|
!trinity_uvd_clocks_zero(old_rps)) {
|
|
trinity_setup_uvd_dpm_interval(rdev, 0);
|
|
} else if (!trinity_uvd_clocks_zero(new_rps)) {
|
|
trinity_setup_uvd_clock_table(rdev, new_rps);
|
|
|
|
if (trinity_uvd_clocks_zero(old_rps)) {
|
|
u32 tmp = RREG32(CG_MISC_REG);
|
|
tmp &= 0xfffffffd;
|
|
WREG32(CG_MISC_REG, tmp);
|
|
|
|
radeon_set_uvd_clocks(rdev, new_rps->vclk, new_rps->dclk);
|
|
|
|
trinity_setup_uvd_dpm_interval(rdev, 3000);
|
|
}
|
|
}
|
|
trinity_uvd_dpm_config(rdev);
|
|
} else {
|
|
if (trinity_uvd_clocks_zero(new_rps) ||
|
|
trinity_uvd_clocks_equal(new_rps, old_rps))
|
|
return;
|
|
|
|
radeon_set_uvd_clocks(rdev, new_rps->vclk, new_rps->dclk);
|
|
}
|
|
|
|
if (pi->enable_gfx_power_gating) {
|
|
trinity_gfx_powergating_enable(rdev, true);
|
|
}
|
|
}
|
|
|
|
static void trinity_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
struct trinity_ps *new_ps = trinity_get_ps(new_rps);
|
|
struct trinity_ps *current_ps = trinity_get_ps(new_rps);
|
|
|
|
if (new_ps->levels[new_ps->num_levels - 1].sclk >=
|
|
current_ps->levels[current_ps->num_levels - 1].sclk)
|
|
return;
|
|
|
|
trinity_setup_uvd_clocks(rdev, new_rps, old_rps);
|
|
}
|
|
|
|
static void trinity_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
struct trinity_ps *new_ps = trinity_get_ps(new_rps);
|
|
struct trinity_ps *current_ps = trinity_get_ps(old_rps);
|
|
|
|
if (new_ps->levels[new_ps->num_levels - 1].sclk <
|
|
current_ps->levels[current_ps->num_levels - 1].sclk)
|
|
return;
|
|
|
|
trinity_setup_uvd_clocks(rdev, new_rps, old_rps);
|
|
}
|
|
|
|
static void trinity_set_vce_clock(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
if ((old_rps->evclk != new_rps->evclk) ||
|
|
(old_rps->ecclk != new_rps->ecclk)) {
|
|
/* turn the clocks on when encoding, off otherwise */
|
|
if (new_rps->evclk || new_rps->ecclk)
|
|
vce_v1_0_enable_mgcg(rdev, false);
|
|
else
|
|
vce_v1_0_enable_mgcg(rdev, true);
|
|
radeon_set_vce_clocks(rdev, new_rps->evclk, new_rps->ecclk);
|
|
}
|
|
}
|
|
|
|
static void trinity_program_ttt(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 value = RREG32_SMC(SMU_SCLK_DPM_TTT);
|
|
|
|
value &= ~(HT_MASK | LT_MASK);
|
|
value |= HT((pi->thermal_auto_throttling + 49) * 8);
|
|
value |= LT((pi->thermal_auto_throttling + 49 - pi->sys_info.htc_hyst_lmt) * 8);
|
|
WREG32_SMC(SMU_SCLK_DPM_TTT, value);
|
|
}
|
|
|
|
static void trinity_enable_att(struct radeon_device *rdev)
|
|
{
|
|
u32 value = RREG32_SMC(SMU_SCLK_DPM_TT_CNTL);
|
|
|
|
value &= ~SCLK_TT_EN_MASK;
|
|
value |= SCLK_TT_EN(1);
|
|
WREG32_SMC(SMU_SCLK_DPM_TT_CNTL, value);
|
|
}
|
|
|
|
static void trinity_program_sclk_dpm(struct radeon_device *rdev)
|
|
{
|
|
u32 p, u;
|
|
u32 tp = RREG32_SMC(PM_TP);
|
|
u32 ni;
|
|
u32 xclk = radeon_get_xclk(rdev);
|
|
u32 value;
|
|
|
|
r600_calculate_u_and_p(400, xclk, 16, &p, &u);
|
|
|
|
ni = (p + tp - 1) / tp;
|
|
|
|
value = RREG32_SMC(PM_I_CNTL_1);
|
|
value &= ~SCLK_DPM_MASK;
|
|
value |= SCLK_DPM(ni);
|
|
WREG32_SMC(PM_I_CNTL_1, value);
|
|
}
|
|
|
|
static int trinity_set_thermal_temperature_range(struct radeon_device *rdev,
|
|
int min_temp, int max_temp)
|
|
{
|
|
int low_temp = 0 * 1000;
|
|
int high_temp = 255 * 1000;
|
|
|
|
if (low_temp < min_temp)
|
|
low_temp = min_temp;
|
|
if (high_temp > max_temp)
|
|
high_temp = max_temp;
|
|
if (high_temp < low_temp) {
|
|
DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
|
|
return -EINVAL;
|
|
}
|
|
|
|
WREG32_P(CG_THERMAL_INT_CTRL, DIG_THERM_INTH(49 + (high_temp / 1000)), ~DIG_THERM_INTH_MASK);
|
|
WREG32_P(CG_THERMAL_INT_CTRL, DIG_THERM_INTL(49 + (low_temp / 1000)), ~DIG_THERM_INTL_MASK);
|
|
|
|
rdev->pm.dpm.thermal.min_temp = low_temp;
|
|
rdev->pm.dpm.thermal.max_temp = high_temp;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void trinity_update_current_ps(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_ps *new_ps = trinity_get_ps(rps);
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
pi->current_rps = *rps;
|
|
pi->current_ps = *new_ps;
|
|
pi->current_rps.ps_priv = &pi->current_ps;
|
|
}
|
|
|
|
static void trinity_update_requested_ps(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_ps *new_ps = trinity_get_ps(rps);
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
pi->requested_rps = *rps;
|
|
pi->requested_ps = *new_ps;
|
|
pi->requested_rps.ps_priv = &pi->requested_ps;
|
|
}
|
|
|
|
void trinity_dpm_enable_bapm(struct radeon_device *rdev, bool enable)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->enable_bapm) {
|
|
trinity_acquire_mutex(rdev);
|
|
trinity_dpm_bapm_enable(rdev, enable);
|
|
trinity_release_mutex(rdev);
|
|
}
|
|
}
|
|
|
|
int trinity_dpm_enable(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
trinity_acquire_mutex(rdev);
|
|
|
|
if (trinity_dpm_enabled(rdev)) {
|
|
trinity_release_mutex(rdev);
|
|
return -EINVAL;
|
|
}
|
|
|
|
trinity_program_bootup_state(rdev);
|
|
sumo_program_vc(rdev, 0x00C00033);
|
|
trinity_start_am(rdev);
|
|
if (pi->enable_auto_thermal_throttling) {
|
|
trinity_program_ttt(rdev);
|
|
trinity_enable_att(rdev);
|
|
}
|
|
trinity_program_sclk_dpm(rdev);
|
|
trinity_start_dpm(rdev);
|
|
trinity_wait_for_dpm_enabled(rdev);
|
|
trinity_dpm_bapm_enable(rdev, false);
|
|
trinity_release_mutex(rdev);
|
|
|
|
trinity_update_current_ps(rdev, rdev->pm.dpm.boot_ps);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int trinity_dpm_late_enable(struct radeon_device *rdev)
|
|
{
|
|
int ret;
|
|
|
|
trinity_acquire_mutex(rdev);
|
|
trinity_enable_clock_power_gating(rdev);
|
|
|
|
if (rdev->irq.installed &&
|
|
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
|
|
ret = trinity_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
|
|
if (ret) {
|
|
trinity_release_mutex(rdev);
|
|
return ret;
|
|
}
|
|
rdev->irq.dpm_thermal = true;
|
|
radeon_irq_set(rdev);
|
|
}
|
|
trinity_release_mutex(rdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void trinity_dpm_disable(struct radeon_device *rdev)
|
|
{
|
|
trinity_acquire_mutex(rdev);
|
|
if (!trinity_dpm_enabled(rdev)) {
|
|
trinity_release_mutex(rdev);
|
|
return;
|
|
}
|
|
trinity_dpm_bapm_enable(rdev, false);
|
|
trinity_disable_clock_power_gating(rdev);
|
|
sumo_clear_vc(rdev);
|
|
trinity_wait_for_level_0(rdev);
|
|
trinity_stop_dpm(rdev);
|
|
trinity_reset_am(rdev);
|
|
trinity_release_mutex(rdev);
|
|
|
|
if (rdev->irq.installed &&
|
|
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
|
|
rdev->irq.dpm_thermal = false;
|
|
radeon_irq_set(rdev);
|
|
}
|
|
|
|
trinity_update_current_ps(rdev, rdev->pm.dpm.boot_ps);
|
|
}
|
|
|
|
static void trinity_get_min_sclk_divider(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
pi->min_sclk_did =
|
|
(RREG32_SMC(CC_SMU_MISC_FUSES) & MinSClkDid_MASK) >> MinSClkDid_SHIFT;
|
|
}
|
|
|
|
static void trinity_setup_nbp_sim(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct trinity_ps *new_ps = trinity_get_ps(rps);
|
|
u32 nbpsconfig;
|
|
|
|
if (pi->sys_info.nb_dpm_enable) {
|
|
nbpsconfig = RREG32_SMC(NB_PSTATE_CONFIG);
|
|
nbpsconfig &= ~(Dpm0PgNbPsLo_MASK | Dpm0PgNbPsHi_MASK | DpmXNbPsLo_MASK | DpmXNbPsHi_MASK);
|
|
nbpsconfig |= (Dpm0PgNbPsLo(new_ps->Dpm0PgNbPsLo) |
|
|
Dpm0PgNbPsHi(new_ps->Dpm0PgNbPsHi) |
|
|
DpmXNbPsLo(new_ps->DpmXNbPsLo) |
|
|
DpmXNbPsHi(new_ps->DpmXNbPsHi));
|
|
WREG32_SMC(NB_PSTATE_CONFIG, nbpsconfig);
|
|
}
|
|
}
|
|
|
|
int trinity_dpm_force_performance_level(struct radeon_device *rdev,
|
|
enum radeon_dpm_forced_level level)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps *rps = &pi->current_rps;
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
int i, ret;
|
|
|
|
if (ps->num_levels <= 1)
|
|
return 0;
|
|
|
|
if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
|
|
/* not supported by the hw */
|
|
return -EINVAL;
|
|
} else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
|
|
ret = trinity_dpm_n_levels_disabled(rdev, ps->num_levels - 1);
|
|
if (ret)
|
|
return ret;
|
|
} else {
|
|
for (i = 0; i < ps->num_levels; i++) {
|
|
ret = trinity_dpm_n_levels_disabled(rdev, 0);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
rdev->pm.dpm.forced_level = level;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int trinity_dpm_pre_set_power_state(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
|
|
struct radeon_ps *new_ps = &requested_ps;
|
|
|
|
trinity_update_requested_ps(rdev, new_ps);
|
|
|
|
trinity_apply_state_adjust_rules(rdev,
|
|
&pi->requested_rps,
|
|
&pi->current_rps);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int trinity_dpm_set_power_state(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps *new_ps = &pi->requested_rps;
|
|
struct radeon_ps *old_ps = &pi->current_rps;
|
|
|
|
trinity_acquire_mutex(rdev);
|
|
if (pi->enable_dpm) {
|
|
if (pi->enable_bapm)
|
|
trinity_dpm_bapm_enable(rdev, rdev->pm.dpm.ac_power);
|
|
trinity_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
|
|
trinity_enable_power_level_0(rdev);
|
|
trinity_force_level_0(rdev);
|
|
trinity_wait_for_level_0(rdev);
|
|
trinity_setup_nbp_sim(rdev, new_ps);
|
|
trinity_program_power_levels_0_to_n(rdev, new_ps, old_ps);
|
|
trinity_force_level_0(rdev);
|
|
trinity_unforce_levels(rdev);
|
|
trinity_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
|
|
trinity_set_vce_clock(rdev, new_ps, old_ps);
|
|
}
|
|
trinity_release_mutex(rdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void trinity_dpm_post_set_power_state(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps *new_ps = &pi->requested_rps;
|
|
|
|
trinity_update_current_ps(rdev, new_ps);
|
|
}
|
|
|
|
void trinity_dpm_setup_asic(struct radeon_device *rdev)
|
|
{
|
|
trinity_acquire_mutex(rdev);
|
|
sumo_program_sstp(rdev);
|
|
sumo_take_smu_control(rdev, true);
|
|
trinity_get_min_sclk_divider(rdev);
|
|
trinity_release_mutex(rdev);
|
|
}
|
|
|
|
#if 0
|
|
void trinity_dpm_reset_asic(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
trinity_acquire_mutex(rdev);
|
|
if (pi->enable_dpm) {
|
|
trinity_enable_power_level_0(rdev);
|
|
trinity_force_level_0(rdev);
|
|
trinity_wait_for_level_0(rdev);
|
|
trinity_program_bootup_state(rdev);
|
|
trinity_force_level_0(rdev);
|
|
trinity_unforce_levels(rdev);
|
|
}
|
|
trinity_release_mutex(rdev);
|
|
}
|
|
#endif
|
|
|
|
static u16 trinity_convert_voltage_index_to_value(struct radeon_device *rdev,
|
|
u32 vid_2bit)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 vid_7bit = sumo_convert_vid2_to_vid7(rdev, &pi->sys_info.vid_mapping_table, vid_2bit);
|
|
u32 svi_mode = (RREG32_SMC(PM_CONFIG) & SVI_Mode) ? 1 : 0;
|
|
u32 step = (svi_mode == 0) ? 1250 : 625;
|
|
u32 delta = vid_7bit * step + 50;
|
|
|
|
if (delta > 155000)
|
|
return 0;
|
|
|
|
return (155000 - delta) / 100;
|
|
}
|
|
|
|
static void trinity_patch_boot_state(struct radeon_device *rdev,
|
|
struct trinity_ps *ps)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
ps->num_levels = 1;
|
|
ps->nbps_flags = 0;
|
|
ps->bapm_flags = 0;
|
|
ps->levels[0] = pi->boot_pl;
|
|
}
|
|
|
|
static u8 trinity_calculate_vce_wm(struct radeon_device *rdev, u32 sclk)
|
|
{
|
|
if (sclk < 20000)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static void trinity_construct_boot_state(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
pi->boot_pl.sclk = pi->sys_info.bootup_sclk;
|
|
pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index;
|
|
pi->boot_pl.ds_divider_index = 0;
|
|
pi->boot_pl.ss_divider_index = 0;
|
|
pi->boot_pl.allow_gnb_slow = 1;
|
|
pi->boot_pl.force_nbp_state = 0;
|
|
pi->boot_pl.display_wm = 0;
|
|
pi->boot_pl.vce_wm = 0;
|
|
pi->current_ps.num_levels = 1;
|
|
pi->current_ps.levels[0] = pi->boot_pl;
|
|
}
|
|
|
|
static u8 trinity_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
|
|
u32 sclk, u32 min_sclk_in_sr)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 i;
|
|
u32 temp;
|
|
u32 min = (min_sclk_in_sr > TRINITY_MINIMUM_ENGINE_CLOCK) ?
|
|
min_sclk_in_sr : TRINITY_MINIMUM_ENGINE_CLOCK;
|
|
|
|
if (sclk < min)
|
|
return 0;
|
|
|
|
if (!pi->enable_sclk_ds)
|
|
return 0;
|
|
|
|
for (i = TRINITY_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
|
|
temp = sclk / sumo_get_sleep_divider_from_id(i);
|
|
if (temp >= min || i == 0)
|
|
break;
|
|
}
|
|
|
|
return (u8)i;
|
|
}
|
|
|
|
static u32 trinity_get_valid_engine_clock(struct radeon_device *rdev,
|
|
u32 lower_limit)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 i;
|
|
|
|
for (i = 0; i < pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries; i++) {
|
|
if (pi->sys_info.sclk_voltage_mapping_table.entries[i].sclk_frequency >= lower_limit)
|
|
return pi->sys_info.sclk_voltage_mapping_table.entries[i].sclk_frequency;
|
|
}
|
|
|
|
if (i == pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries)
|
|
DRM_ERROR("engine clock out of range!");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void trinity_patch_thermal_state(struct radeon_device *rdev,
|
|
struct trinity_ps *ps,
|
|
struct trinity_ps *current_ps)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 sclk_in_sr = pi->sys_info.min_sclk; /* ??? */
|
|
u32 current_vddc;
|
|
u32 current_sclk;
|
|
u32 current_index = 0;
|
|
|
|
if (current_ps) {
|
|
current_vddc = current_ps->levels[current_index].vddc_index;
|
|
current_sclk = current_ps->levels[current_index].sclk;
|
|
} else {
|
|
current_vddc = pi->boot_pl.vddc_index;
|
|
current_sclk = pi->boot_pl.sclk;
|
|
}
|
|
|
|
ps->levels[0].vddc_index = current_vddc;
|
|
|
|
if (ps->levels[0].sclk > current_sclk)
|
|
ps->levels[0].sclk = current_sclk;
|
|
|
|
ps->levels[0].ds_divider_index =
|
|
trinity_get_sleep_divider_id_from_clock(rdev, ps->levels[0].sclk, sclk_in_sr);
|
|
ps->levels[0].ss_divider_index = ps->levels[0].ds_divider_index;
|
|
ps->levels[0].allow_gnb_slow = 1;
|
|
ps->levels[0].force_nbp_state = 0;
|
|
ps->levels[0].display_wm = 0;
|
|
ps->levels[0].vce_wm =
|
|
trinity_calculate_vce_wm(rdev, ps->levels[0].sclk);
|
|
}
|
|
|
|
static u8 trinity_calculate_display_wm(struct radeon_device *rdev,
|
|
struct trinity_ps *ps, u32 index)
|
|
{
|
|
if (ps == NULL || ps->num_levels <= 1)
|
|
return 0;
|
|
else if (ps->num_levels == 2) {
|
|
if (index == 0)
|
|
return 0;
|
|
else
|
|
return 1;
|
|
} else {
|
|
if (index == 0)
|
|
return 0;
|
|
else if (ps->levels[index].sclk < 30000)
|
|
return 0;
|
|
else
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
static u32 trinity_get_uvd_clock_index(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 i = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if ((rps->vclk == pi->sys_info.uvd_clock_table_entries[i].vclk) &&
|
|
(rps->dclk == pi->sys_info.uvd_clock_table_entries[i].dclk))
|
|
break;
|
|
}
|
|
|
|
if (i >= 4) {
|
|
DRM_ERROR("UVD clock index not found!\n");
|
|
i = 3;
|
|
}
|
|
return i;
|
|
}
|
|
|
|
static void trinity_adjust_uvd_state(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 high_index = 0;
|
|
u32 low_index = 0;
|
|
|
|
if (pi->uvd_dpm && r600_is_uvd_state(rps->class, rps->class2)) {
|
|
high_index = trinity_get_uvd_clock_index(rdev, rps);
|
|
|
|
switch(high_index) {
|
|
case 3:
|
|
case 2:
|
|
low_index = 1;
|
|
break;
|
|
case 1:
|
|
case 0:
|
|
default:
|
|
low_index = 0;
|
|
break;
|
|
}
|
|
|
|
ps->vclk_low_divider =
|
|
pi->sys_info.uvd_clock_table_entries[high_index].vclk_did;
|
|
ps->dclk_low_divider =
|
|
pi->sys_info.uvd_clock_table_entries[high_index].dclk_did;
|
|
ps->vclk_high_divider =
|
|
pi->sys_info.uvd_clock_table_entries[low_index].vclk_did;
|
|
ps->dclk_high_divider =
|
|
pi->sys_info.uvd_clock_table_entries[low_index].dclk_did;
|
|
}
|
|
}
|
|
|
|
static int trinity_get_vce_clock_voltage(struct radeon_device *rdev,
|
|
u32 evclk, u32 ecclk, u16 *voltage)
|
|
{
|
|
u32 i;
|
|
int ret = -EINVAL;
|
|
struct radeon_vce_clock_voltage_dependency_table *table =
|
|
&rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
|
|
|
|
if (((evclk == 0) && (ecclk == 0)) ||
|
|
(table && (table->count == 0))) {
|
|
*voltage = 0;
|
|
return 0;
|
|
}
|
|
|
|
for (i = 0; i < table->count; i++) {
|
|
if ((evclk <= table->entries[i].evclk) &&
|
|
(ecclk <= table->entries[i].ecclk)) {
|
|
*voltage = table->entries[i].v;
|
|
ret = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* if no match return the highest voltage */
|
|
if (ret)
|
|
*voltage = table->entries[table->count - 1].v;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void trinity_apply_state_adjust_rules(struct radeon_device *rdev,
|
|
struct radeon_ps *new_rps,
|
|
struct radeon_ps *old_rps)
|
|
{
|
|
struct trinity_ps *ps = trinity_get_ps(new_rps);
|
|
struct trinity_ps *current_ps = trinity_get_ps(old_rps);
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 min_voltage = 0; /* ??? */
|
|
u32 min_sclk = pi->sys_info.min_sclk; /* XXX check against disp reqs */
|
|
u32 sclk_in_sr = pi->sys_info.min_sclk; /* ??? */
|
|
u32 i;
|
|
u16 min_vce_voltage;
|
|
bool force_high;
|
|
u32 num_active_displays = rdev->pm.dpm.new_active_crtc_count;
|
|
|
|
if (new_rps->class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
|
|
return trinity_patch_thermal_state(rdev, ps, current_ps);
|
|
|
|
trinity_adjust_uvd_state(rdev, new_rps);
|
|
|
|
if (new_rps->vce_active) {
|
|
new_rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
|
|
new_rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
|
|
} else {
|
|
new_rps->evclk = 0;
|
|
new_rps->ecclk = 0;
|
|
}
|
|
|
|
for (i = 0; i < ps->num_levels; i++) {
|
|
if (ps->levels[i].vddc_index < min_voltage)
|
|
ps->levels[i].vddc_index = min_voltage;
|
|
|
|
if (ps->levels[i].sclk < min_sclk)
|
|
ps->levels[i].sclk =
|
|
trinity_get_valid_engine_clock(rdev, min_sclk);
|
|
|
|
/* patch in vce limits */
|
|
if (new_rps->vce_active) {
|
|
/* sclk */
|
|
if (ps->levels[i].sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
|
|
ps->levels[i].sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
|
|
/* vddc */
|
|
trinity_get_vce_clock_voltage(rdev, new_rps->evclk, new_rps->ecclk, &min_vce_voltage);
|
|
if (ps->levels[i].vddc_index < min_vce_voltage)
|
|
ps->levels[i].vddc_index = min_vce_voltage;
|
|
}
|
|
|
|
ps->levels[i].ds_divider_index =
|
|
sumo_get_sleep_divider_id_from_clock(rdev, ps->levels[i].sclk, sclk_in_sr);
|
|
|
|
ps->levels[i].ss_divider_index = ps->levels[i].ds_divider_index;
|
|
|
|
ps->levels[i].allow_gnb_slow = 1;
|
|
ps->levels[i].force_nbp_state = 0;
|
|
ps->levels[i].display_wm =
|
|
trinity_calculate_display_wm(rdev, ps, i);
|
|
ps->levels[i].vce_wm =
|
|
trinity_calculate_vce_wm(rdev, ps->levels[0].sclk);
|
|
}
|
|
|
|
if ((new_rps->class & (ATOM_PPLIB_CLASSIFICATION_HDSTATE | ATOM_PPLIB_CLASSIFICATION_SDSTATE)) ||
|
|
((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY))
|
|
ps->bapm_flags |= TRINITY_POWERSTATE_FLAGS_BAPM_DISABLE;
|
|
|
|
if (pi->sys_info.nb_dpm_enable) {
|
|
ps->Dpm0PgNbPsLo = 0x1;
|
|
ps->Dpm0PgNbPsHi = 0x0;
|
|
ps->DpmXNbPsLo = 0x2;
|
|
ps->DpmXNbPsHi = 0x1;
|
|
|
|
if ((new_rps->class & (ATOM_PPLIB_CLASSIFICATION_HDSTATE | ATOM_PPLIB_CLASSIFICATION_SDSTATE)) ||
|
|
((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)) {
|
|
force_high = ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) ||
|
|
((new_rps->class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) &&
|
|
(pi->sys_info.uma_channel_number == 1)));
|
|
force_high = (num_active_displays >= 3) || force_high;
|
|
ps->Dpm0PgNbPsLo = force_high ? 0x2 : 0x3;
|
|
ps->Dpm0PgNbPsHi = 0x1;
|
|
ps->DpmXNbPsLo = force_high ? 0x2 : 0x3;
|
|
ps->DpmXNbPsHi = 0x2;
|
|
ps->levels[ps->num_levels - 1].allow_gnb_slow = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void trinity_cleanup_asic(struct radeon_device *rdev)
|
|
{
|
|
sumo_take_smu_control(rdev, false);
|
|
}
|
|
|
|
#if 0
|
|
static void trinity_pre_display_configuration_change(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->voltage_drop_in_dce)
|
|
trinity_dce_enable_voltage_adjustment(rdev, false);
|
|
}
|
|
#endif
|
|
|
|
static void trinity_add_dccac_value(struct radeon_device *rdev)
|
|
{
|
|
u32 gpu_cac_avrg_cntl_window_size;
|
|
u32 num_active_displays = rdev->pm.dpm.new_active_crtc_count;
|
|
u64 disp_clk = rdev->clock.default_dispclk / 100;
|
|
u32 dc_cac_value;
|
|
|
|
gpu_cac_avrg_cntl_window_size =
|
|
(RREG32_SMC(GPU_CAC_AVRG_CNTL) & WINDOW_SIZE_MASK) >> WINDOW_SIZE_SHIFT;
|
|
|
|
dc_cac_value = (u32)((14213 * disp_clk * disp_clk * (u64)num_active_displays) >>
|
|
(32 - gpu_cac_avrg_cntl_window_size));
|
|
|
|
WREG32_SMC(DC_CAC_VALUE, dc_cac_value);
|
|
}
|
|
|
|
void trinity_dpm_display_configuration_changed(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
if (pi->voltage_drop_in_dce)
|
|
trinity_dce_enable_voltage_adjustment(rdev, true);
|
|
trinity_add_dccac_value(rdev);
|
|
}
|
|
|
|
union power_info {
|
|
struct _ATOM_POWERPLAY_INFO info;
|
|
struct _ATOM_POWERPLAY_INFO_V2 info_2;
|
|
struct _ATOM_POWERPLAY_INFO_V3 info_3;
|
|
struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
|
|
struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
|
|
struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
|
|
};
|
|
|
|
union pplib_clock_info {
|
|
struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
|
|
struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
|
|
struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
|
|
struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
|
|
};
|
|
|
|
union pplib_power_state {
|
|
struct _ATOM_PPLIB_STATE v1;
|
|
struct _ATOM_PPLIB_STATE_V2 v2;
|
|
};
|
|
|
|
static void trinity_parse_pplib_non_clock_info(struct radeon_device *rdev,
|
|
struct radeon_ps *rps,
|
|
struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
|
|
u8 table_rev)
|
|
{
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
|
|
rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
|
|
rps->class = le16_to_cpu(non_clock_info->usClassification);
|
|
rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
|
|
|
|
if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
|
|
rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
|
|
rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
|
|
} else {
|
|
rps->vclk = 0;
|
|
rps->dclk = 0;
|
|
}
|
|
|
|
if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
|
|
rdev->pm.dpm.boot_ps = rps;
|
|
trinity_patch_boot_state(rdev, ps);
|
|
}
|
|
if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
|
|
rdev->pm.dpm.uvd_ps = rps;
|
|
}
|
|
|
|
static void trinity_parse_pplib_clock_info(struct radeon_device *rdev,
|
|
struct radeon_ps *rps, int index,
|
|
union pplib_clock_info *clock_info)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
struct trinity_pl *pl = &ps->levels[index];
|
|
u32 sclk;
|
|
|
|
sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
|
|
sclk |= clock_info->sumo.ucEngineClockHigh << 16;
|
|
pl->sclk = sclk;
|
|
pl->vddc_index = clock_info->sumo.vddcIndex;
|
|
|
|
ps->num_levels = index + 1;
|
|
|
|
if (pi->enable_sclk_ds) {
|
|
pl->ds_divider_index = 5;
|
|
pl->ss_divider_index = 5;
|
|
}
|
|
}
|
|
|
|
static int trinity_parse_power_table(struct radeon_device *rdev)
|
|
{
|
|
struct radeon_mode_info *mode_info = &rdev->mode_info;
|
|
struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
|
|
union pplib_power_state *power_state;
|
|
int i, j, k, non_clock_array_index, clock_array_index;
|
|
union pplib_clock_info *clock_info;
|
|
struct _StateArray *state_array;
|
|
struct _ClockInfoArray *clock_info_array;
|
|
struct _NonClockInfoArray *non_clock_info_array;
|
|
union power_info *power_info;
|
|
int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
|
|
u16 data_offset;
|
|
u8 frev, crev;
|
|
u8 *power_state_offset;
|
|
struct sumo_ps *ps;
|
|
|
|
if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
|
|
&frev, &crev, &data_offset))
|
|
return -EINVAL;
|
|
power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
|
|
|
|
state_array = (struct _StateArray *)
|
|
(mode_info->atom_context->bios + data_offset +
|
|
le16_to_cpu(power_info->pplib.usStateArrayOffset));
|
|
clock_info_array = (struct _ClockInfoArray *)
|
|
(mode_info->atom_context->bios + data_offset +
|
|
le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
|
|
non_clock_info_array = (struct _NonClockInfoArray *)
|
|
(mode_info->atom_context->bios + data_offset +
|
|
le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
|
|
|
|
rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) *
|
|
state_array->ucNumEntries, GFP_KERNEL);
|
|
if (!rdev->pm.dpm.ps)
|
|
return -ENOMEM;
|
|
power_state_offset = (u8 *)state_array->states;
|
|
for (i = 0; i < state_array->ucNumEntries; i++) {
|
|
u8 *idx;
|
|
power_state = (union pplib_power_state *)power_state_offset;
|
|
non_clock_array_index = power_state->v2.nonClockInfoIndex;
|
|
non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
|
|
&non_clock_info_array->nonClockInfo[non_clock_array_index];
|
|
if (!rdev->pm.power_state[i].clock_info)
|
|
return -EINVAL;
|
|
ps = kzalloc(sizeof(struct sumo_ps), GFP_KERNEL);
|
|
if (ps == NULL) {
|
|
kfree(rdev->pm.dpm.ps);
|
|
return -ENOMEM;
|
|
}
|
|
rdev->pm.dpm.ps[i].ps_priv = ps;
|
|
k = 0;
|
|
idx = (u8 *)&power_state->v2.clockInfoIndex[0];
|
|
for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
|
|
clock_array_index = idx[j];
|
|
if (clock_array_index >= clock_info_array->ucNumEntries)
|
|
continue;
|
|
if (k >= SUMO_MAX_HARDWARE_POWERLEVELS)
|
|
break;
|
|
clock_info = (union pplib_clock_info *)
|
|
((u8 *)&clock_info_array->clockInfo[0] +
|
|
(clock_array_index * clock_info_array->ucEntrySize));
|
|
trinity_parse_pplib_clock_info(rdev,
|
|
&rdev->pm.dpm.ps[i], k,
|
|
clock_info);
|
|
k++;
|
|
}
|
|
trinity_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
|
|
non_clock_info,
|
|
non_clock_info_array->ucEntrySize);
|
|
power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
|
|
}
|
|
rdev->pm.dpm.num_ps = state_array->ucNumEntries;
|
|
|
|
/* fill in the vce power states */
|
|
for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
|
|
u32 sclk;
|
|
clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
|
|
clock_info = (union pplib_clock_info *)
|
|
&clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
|
|
sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
|
|
sclk |= clock_info->sumo.ucEngineClockHigh << 16;
|
|
rdev->pm.dpm.vce_states[i].sclk = sclk;
|
|
rdev->pm.dpm.vce_states[i].mclk = 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
union igp_info {
|
|
struct _ATOM_INTEGRATED_SYSTEM_INFO info;
|
|
struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
|
|
struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5;
|
|
struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
|
|
struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
|
|
};
|
|
|
|
static u32 trinity_convert_did_to_freq(struct radeon_device *rdev, u8 did)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
u32 divider;
|
|
|
|
if (did >= 8 && did <= 0x3f)
|
|
divider = did * 25;
|
|
else if (did > 0x3f && did <= 0x5f)
|
|
divider = (did - 64) * 50 + 1600;
|
|
else if (did > 0x5f && did <= 0x7e)
|
|
divider = (did - 96) * 100 + 3200;
|
|
else if (did == 0x7f)
|
|
divider = 128 * 100;
|
|
else
|
|
return 10000;
|
|
|
|
return ((pi->sys_info.dentist_vco_freq * 100) + (divider - 1)) / divider;
|
|
}
|
|
|
|
static int trinity_parse_sys_info_table(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_mode_info *mode_info = &rdev->mode_info;
|
|
int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
|
|
union igp_info *igp_info;
|
|
u8 frev, crev;
|
|
u16 data_offset;
|
|
int i;
|
|
|
|
if (atom_parse_data_header(mode_info->atom_context, index, NULL,
|
|
&frev, &crev, &data_offset)) {
|
|
igp_info = (union igp_info *)(mode_info->atom_context->bios +
|
|
data_offset);
|
|
|
|
if (crev != 7) {
|
|
DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
|
|
return -EINVAL;
|
|
}
|
|
pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_7.ulBootUpEngineClock);
|
|
pi->sys_info.min_sclk = le32_to_cpu(igp_info->info_7.ulMinEngineClock);
|
|
pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_7.ulBootUpUMAClock);
|
|
pi->sys_info.dentist_vco_freq = le32_to_cpu(igp_info->info_7.ulDentistVCOFreq);
|
|
pi->sys_info.bootup_nb_voltage_index =
|
|
le16_to_cpu(igp_info->info_7.usBootUpNBVoltage);
|
|
if (igp_info->info_7.ucHtcTmpLmt == 0)
|
|
pi->sys_info.htc_tmp_lmt = 203;
|
|
else
|
|
pi->sys_info.htc_tmp_lmt = igp_info->info_7.ucHtcTmpLmt;
|
|
if (igp_info->info_7.ucHtcHystLmt == 0)
|
|
pi->sys_info.htc_hyst_lmt = 5;
|
|
else
|
|
pi->sys_info.htc_hyst_lmt = igp_info->info_7.ucHtcHystLmt;
|
|
if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) {
|
|
DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n");
|
|
}
|
|
|
|
if (pi->enable_nbps_policy)
|
|
pi->sys_info.nb_dpm_enable = igp_info->info_7.ucNBDPMEnable;
|
|
else
|
|
pi->sys_info.nb_dpm_enable = 0;
|
|
|
|
for (i = 0; i < TRINITY_NUM_NBPSTATES; i++) {
|
|
pi->sys_info.nbp_mclk[i] = le32_to_cpu(igp_info->info_7.ulNbpStateMemclkFreq[i]);
|
|
pi->sys_info.nbp_nclk[i] = le32_to_cpu(igp_info->info_7.ulNbpStateNClkFreq[i]);
|
|
}
|
|
|
|
pi->sys_info.nbp_voltage_index[0] = le16_to_cpu(igp_info->info_7.usNBP0Voltage);
|
|
pi->sys_info.nbp_voltage_index[1] = le16_to_cpu(igp_info->info_7.usNBP1Voltage);
|
|
pi->sys_info.nbp_voltage_index[2] = le16_to_cpu(igp_info->info_7.usNBP2Voltage);
|
|
pi->sys_info.nbp_voltage_index[3] = le16_to_cpu(igp_info->info_7.usNBP3Voltage);
|
|
|
|
if (!pi->sys_info.nb_dpm_enable) {
|
|
for (i = 1; i < TRINITY_NUM_NBPSTATES; i++) {
|
|
pi->sys_info.nbp_mclk[i] = pi->sys_info.nbp_mclk[0];
|
|
pi->sys_info.nbp_nclk[i] = pi->sys_info.nbp_nclk[0];
|
|
pi->sys_info.nbp_voltage_index[i] = pi->sys_info.nbp_voltage_index[0];
|
|
}
|
|
}
|
|
|
|
pi->sys_info.uma_channel_number = igp_info->info_7.ucUMAChannelNumber;
|
|
|
|
sumo_construct_sclk_voltage_mapping_table(rdev,
|
|
&pi->sys_info.sclk_voltage_mapping_table,
|
|
igp_info->info_7.sAvail_SCLK);
|
|
sumo_construct_vid_mapping_table(rdev, &pi->sys_info.vid_mapping_table,
|
|
igp_info->info_7.sAvail_SCLK);
|
|
|
|
pi->sys_info.uvd_clock_table_entries[0].vclk_did =
|
|
igp_info->info_7.ucDPMState0VclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[1].vclk_did =
|
|
igp_info->info_7.ucDPMState1VclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[2].vclk_did =
|
|
igp_info->info_7.ucDPMState2VclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[3].vclk_did =
|
|
igp_info->info_7.ucDPMState3VclkFid;
|
|
|
|
pi->sys_info.uvd_clock_table_entries[0].dclk_did =
|
|
igp_info->info_7.ucDPMState0DclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[1].dclk_did =
|
|
igp_info->info_7.ucDPMState1DclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[2].dclk_did =
|
|
igp_info->info_7.ucDPMState2DclkFid;
|
|
pi->sys_info.uvd_clock_table_entries[3].dclk_did =
|
|
igp_info->info_7.ucDPMState3DclkFid;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
pi->sys_info.uvd_clock_table_entries[i].vclk =
|
|
trinity_convert_did_to_freq(rdev,
|
|
pi->sys_info.uvd_clock_table_entries[i].vclk_did);
|
|
pi->sys_info.uvd_clock_table_entries[i].dclk =
|
|
trinity_convert_did_to_freq(rdev,
|
|
pi->sys_info.uvd_clock_table_entries[i].dclk_did);
|
|
}
|
|
|
|
|
|
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int trinity_dpm_init(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi;
|
|
int ret, i;
|
|
|
|
pi = kzalloc(sizeof(struct trinity_power_info), GFP_KERNEL);
|
|
if (pi == NULL)
|
|
return -ENOMEM;
|
|
rdev->pm.dpm.priv = pi;
|
|
|
|
for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
|
|
pi->at[i] = TRINITY_AT_DFLT;
|
|
|
|
if (radeon_bapm == -1) {
|
|
/* There are stability issues reported on with
|
|
* bapm enabled when switching between AC and battery
|
|
* power. At the same time, some MSI boards hang
|
|
* if it's not enabled and dpm is enabled. Just enable
|
|
* it for MSI boards right now.
|
|
*/
|
|
if (rdev->pdev->subsystem_vendor == 0x1462)
|
|
pi->enable_bapm = true;
|
|
else
|
|
pi->enable_bapm = false;
|
|
} else if (radeon_bapm == 0) {
|
|
pi->enable_bapm = false;
|
|
} else {
|
|
pi->enable_bapm = true;
|
|
}
|
|
pi->enable_nbps_policy = true;
|
|
pi->enable_sclk_ds = true;
|
|
pi->enable_gfx_power_gating = true;
|
|
pi->enable_gfx_clock_gating = true;
|
|
pi->enable_mg_clock_gating = false;
|
|
pi->enable_gfx_dynamic_mgpg = false;
|
|
pi->override_dynamic_mgpg = false;
|
|
pi->enable_auto_thermal_throttling = true;
|
|
pi->voltage_drop_in_dce = false; /* need to restructure dpm/modeset interaction */
|
|
pi->uvd_dpm = true; /* ??? */
|
|
|
|
ret = trinity_parse_sys_info_table(rdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
trinity_construct_boot_state(rdev);
|
|
|
|
ret = r600_get_platform_caps(rdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = r600_parse_extended_power_table(rdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = trinity_parse_power_table(rdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
pi->thermal_auto_throttling = pi->sys_info.htc_tmp_lmt;
|
|
pi->enable_dpm = true;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void trinity_dpm_print_power_state(struct radeon_device *rdev,
|
|
struct radeon_ps *rps)
|
|
{
|
|
int i;
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
|
|
r600_dpm_print_class_info(rps->class, rps->class2);
|
|
r600_dpm_print_cap_info(rps->caps);
|
|
printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
|
|
for (i = 0; i < ps->num_levels; i++) {
|
|
struct trinity_pl *pl = &ps->levels[i];
|
|
printk("\t\tpower level %d sclk: %u vddc: %u\n",
|
|
i, pl->sclk,
|
|
trinity_convert_voltage_index_to_value(rdev, pl->vddc_index));
|
|
}
|
|
r600_dpm_print_ps_status(rdev, rps);
|
|
}
|
|
|
|
void trinity_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
|
|
struct seq_file *m)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps *rps = &pi->current_rps;
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
struct trinity_pl *pl;
|
|
u32 current_index =
|
|
(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_MASK) >>
|
|
CURRENT_STATE_SHIFT;
|
|
|
|
if (current_index >= ps->num_levels) {
|
|
seq_printf(m, "invalid dpm profile %d\n", current_index);
|
|
} else {
|
|
pl = &ps->levels[current_index];
|
|
seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
|
|
seq_printf(m, "power level %d sclk: %u vddc: %u\n",
|
|
current_index, pl->sclk,
|
|
trinity_convert_voltage_index_to_value(rdev, pl->vddc_index));
|
|
}
|
|
}
|
|
|
|
u32 trinity_dpm_get_current_sclk(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct radeon_ps *rps = &pi->current_rps;
|
|
struct trinity_ps *ps = trinity_get_ps(rps);
|
|
struct trinity_pl *pl;
|
|
u32 current_index =
|
|
(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_MASK) >>
|
|
CURRENT_STATE_SHIFT;
|
|
|
|
if (current_index >= ps->num_levels) {
|
|
return 0;
|
|
} else {
|
|
pl = &ps->levels[current_index];
|
|
return pl->sclk;
|
|
}
|
|
}
|
|
|
|
u32 trinity_dpm_get_current_mclk(struct radeon_device *rdev)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
return pi->sys_info.bootup_uma_clk;
|
|
}
|
|
|
|
void trinity_dpm_fini(struct radeon_device *rdev)
|
|
{
|
|
int i;
|
|
|
|
trinity_cleanup_asic(rdev); /* ??? */
|
|
|
|
for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
|
|
kfree(rdev->pm.dpm.ps[i].ps_priv);
|
|
}
|
|
kfree(rdev->pm.dpm.ps);
|
|
kfree(rdev->pm.dpm.priv);
|
|
r600_free_extended_power_table(rdev);
|
|
}
|
|
|
|
u32 trinity_dpm_get_sclk(struct radeon_device *rdev, bool low)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
struct trinity_ps *requested_state = trinity_get_ps(&pi->requested_rps);
|
|
|
|
if (low)
|
|
return requested_state->levels[0].sclk;
|
|
else
|
|
return requested_state->levels[requested_state->num_levels - 1].sclk;
|
|
}
|
|
|
|
u32 trinity_dpm_get_mclk(struct radeon_device *rdev, bool low)
|
|
{
|
|
struct trinity_power_info *pi = trinity_get_pi(rdev);
|
|
|
|
return pi->sys_info.bootup_uma_clk;
|
|
}
|