2015-04-20 21:31:14 +00:00
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/*
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* Copyright 2014 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 <linux/firmware.h>
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2017-04-24 04:50:21 +00:00
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#include <drm/drmP.h>
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2018-02-09 02:44:09 +00:00
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#include <drm/drm_cache.h>
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2015-04-20 21:31:14 +00:00
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#include "amdgpu.h"
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#include "gmc_v8_0.h"
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#include "amdgpu_ucode.h"
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#include "gmc/gmc_8_1_d.h"
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#include "gmc/gmc_8_1_sh_mask.h"
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#include "bif/bif_5_0_d.h"
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#include "bif/bif_5_0_sh_mask.h"
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#include "oss/oss_3_0_d.h"
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#include "oss/oss_3_0_sh_mask.h"
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2017-07-25 03:05:20 +00:00
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#include "dce/dce_10_0_d.h"
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#include "dce/dce_10_0_sh_mask.h"
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2015-04-20 21:31:14 +00:00
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#include "vid.h"
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#include "vi.h"
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2017-04-01 00:14:33 +00:00
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#include "amdgpu_atombios.h"
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2015-06-03 13:02:01 +00:00
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2018-01-12 14:26:08 +00:00
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static void gmc_v8_0_set_gmc_funcs(struct amdgpu_device *adev);
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2015-04-20 21:31:14 +00:00
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static void gmc_v8_0_set_irq_funcs(struct amdgpu_device *adev);
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2016-06-24 03:41:48 +00:00
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static int gmc_v8_0_wait_for_idle(void *handle);
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2015-04-20 21:31:14 +00:00
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2015-05-13 14:49:04 +00:00
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MODULE_FIRMWARE("amdgpu/tonga_mc.bin");
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2016-03-14 22:33:29 +00:00
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MODULE_FIRMWARE("amdgpu/polaris11_mc.bin");
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MODULE_FIRMWARE("amdgpu/polaris10_mc.bin");
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2016-12-14 20:32:28 +00:00
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MODULE_FIRMWARE("amdgpu/polaris12_mc.bin");
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2015-04-20 21:31:14 +00:00
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static const u32 golden_settings_tonga_a11[] =
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{
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mmMC_ARB_WTM_GRPWT_RD, 0x00000003, 0x00000000,
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mmMC_HUB_RDREQ_DMIF_LIMIT, 0x0000007f, 0x00000028,
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mmMC_HUB_WDP_UMC, 0x00007fb6, 0x00000991,
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mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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};
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static const u32 tonga_mgcg_cgcg_init[] =
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{
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mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104
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};
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2015-07-07 17:11:52 +00:00
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static const u32 golden_settings_fiji_a10[] =
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{
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mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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};
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static const u32 fiji_mgcg_cgcg_init[] =
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{
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mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104
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};
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2016-03-14 22:33:29 +00:00
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static const u32 golden_settings_polaris11_a11[] =
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2016-03-11 19:28:53 +00:00
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{
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mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff
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};
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2016-03-14 22:33:29 +00:00
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static const u32 golden_settings_polaris10_a11[] =
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2016-03-11 19:28:53 +00:00
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{
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mmMC_ARB_WTM_GRPWT_RD, 0x00000003, 0x00000000,
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mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
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mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff
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};
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2015-04-20 21:31:14 +00:00
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static const u32 cz_mgcg_cgcg_init[] =
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{
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mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104
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};
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2015-10-08 20:26:41 +00:00
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static const u32 stoney_mgcg_cgcg_init[] =
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{
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2016-10-18 04:32:00 +00:00
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mmATC_MISC_CG, 0xffffffff, 0x000c0200,
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2015-10-08 20:26:41 +00:00
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mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104
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};
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2016-08-02 03:30:05 +00:00
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static const u32 golden_settings_stoney_common[] =
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{
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mmMC_HUB_RDREQ_UVD, MC_HUB_RDREQ_UVD__PRESCALE_MASK, 0x00000004,
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mmMC_RD_GRP_OTH, MC_RD_GRP_OTH__UVD_MASK, 0x00600000
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};
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2015-10-08 20:26:41 +00:00
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2015-04-20 21:31:14 +00:00
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static void gmc_v8_0_init_golden_registers(struct amdgpu_device *adev)
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{
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switch (adev->asic_type) {
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2015-07-07 17:11:52 +00:00
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case CHIP_FIJI:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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fiji_mgcg_cgcg_init,
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ARRAY_SIZE(fiji_mgcg_cgcg_init));
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amdgpu_device_program_register_sequence(adev,
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golden_settings_fiji_a10,
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ARRAY_SIZE(golden_settings_fiji_a10));
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2015-07-07 17:11:52 +00:00
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break;
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2015-04-20 21:31:14 +00:00
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case CHIP_TONGA:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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tonga_mgcg_cgcg_init,
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ARRAY_SIZE(tonga_mgcg_cgcg_init));
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amdgpu_device_program_register_sequence(adev,
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golden_settings_tonga_a11,
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ARRAY_SIZE(golden_settings_tonga_a11));
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2015-04-20 21:31:14 +00:00
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break;
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2016-03-14 22:33:29 +00:00
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case CHIP_POLARIS11:
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2016-12-14 20:32:28 +00:00
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case CHIP_POLARIS12:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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golden_settings_polaris11_a11,
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ARRAY_SIZE(golden_settings_polaris11_a11));
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2016-03-11 19:28:53 +00:00
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break;
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2016-03-14 22:33:29 +00:00
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case CHIP_POLARIS10:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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golden_settings_polaris10_a11,
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ARRAY_SIZE(golden_settings_polaris10_a11));
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2016-03-11 19:28:53 +00:00
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break;
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2015-04-20 21:31:14 +00:00
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case CHIP_CARRIZO:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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cz_mgcg_cgcg_init,
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ARRAY_SIZE(cz_mgcg_cgcg_init));
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2015-04-20 21:31:14 +00:00
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break;
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2015-10-08 20:26:41 +00:00
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case CHIP_STONEY:
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2017-12-14 21:20:19 +00:00
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amdgpu_device_program_register_sequence(adev,
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stoney_mgcg_cgcg_init,
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ARRAY_SIZE(stoney_mgcg_cgcg_init));
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amdgpu_device_program_register_sequence(adev,
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golden_settings_stoney_common,
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ARRAY_SIZE(golden_settings_stoney_common));
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2015-10-08 20:26:41 +00:00
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break;
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2015-04-20 21:31:14 +00:00
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default:
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break;
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}
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}
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2016-12-08 19:53:27 +00:00
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static void gmc_v8_0_mc_stop(struct amdgpu_device *adev)
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2015-04-20 21:31:14 +00:00
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{
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u32 blackout;
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2016-06-24 03:41:48 +00:00
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gmc_v8_0_wait_for_idle(adev);
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2015-04-20 21:31:14 +00:00
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blackout = RREG32(mmMC_SHARED_BLACKOUT_CNTL);
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if (REG_GET_FIELD(blackout, MC_SHARED_BLACKOUT_CNTL, BLACKOUT_MODE) != 1) {
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/* Block CPU access */
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WREG32(mmBIF_FB_EN, 0);
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/* blackout the MC */
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blackout = REG_SET_FIELD(blackout,
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MC_SHARED_BLACKOUT_CNTL, BLACKOUT_MODE, 1);
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WREG32(mmMC_SHARED_BLACKOUT_CNTL, blackout);
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}
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/* wait for the MC to settle */
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udelay(100);
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}
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2016-12-08 19:53:27 +00:00
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static void gmc_v8_0_mc_resume(struct amdgpu_device *adev)
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2015-04-20 21:31:14 +00:00
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{
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u32 tmp;
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/* unblackout the MC */
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tmp = RREG32(mmMC_SHARED_BLACKOUT_CNTL);
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tmp = REG_SET_FIELD(tmp, MC_SHARED_BLACKOUT_CNTL, BLACKOUT_MODE, 0);
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WREG32(mmMC_SHARED_BLACKOUT_CNTL, tmp);
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/* allow CPU access */
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tmp = REG_SET_FIELD(0, BIF_FB_EN, FB_READ_EN, 1);
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tmp = REG_SET_FIELD(tmp, BIF_FB_EN, FB_WRITE_EN, 1);
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WREG32(mmBIF_FB_EN, tmp);
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}
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/**
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* gmc_v8_0_init_microcode - load ucode images from disk
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*
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* @adev: amdgpu_device pointer
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*
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* Use the firmware interface to load the ucode images into
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* the driver (not loaded into hw).
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* Returns 0 on success, error on failure.
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*/
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static int gmc_v8_0_init_microcode(struct amdgpu_device *adev)
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{
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const char *chip_name;
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char fw_name[30];
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int err;
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DRM_DEBUG("\n");
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switch (adev->asic_type) {
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case CHIP_TONGA:
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chip_name = "tonga";
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break;
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2016-03-14 22:33:29 +00:00
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case CHIP_POLARIS11:
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chip_name = "polaris11";
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2016-03-11 19:28:53 +00:00
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break;
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2016-03-14 22:33:29 +00:00
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case CHIP_POLARIS10:
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chip_name = "polaris10";
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2016-03-11 19:28:53 +00:00
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break;
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2016-12-14 20:32:28 +00:00
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case CHIP_POLARIS12:
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chip_name = "polaris12";
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break;
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2015-07-07 17:11:52 +00:00
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case CHIP_FIJI:
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2015-04-20 21:31:14 +00:00
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case CHIP_CARRIZO:
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2015-10-08 20:26:41 +00:00
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case CHIP_STONEY:
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2015-04-20 21:31:14 +00:00
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return 0;
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default: BUG();
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}
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2015-05-13 14:49:04 +00:00
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snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mc.bin", chip_name);
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2018-01-12 13:52:22 +00:00
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err = request_firmware(&adev->gmc.fw, fw_name, adev->dev);
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2015-04-20 21:31:14 +00:00
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if (err)
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goto out;
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2018-01-12 13:52:22 +00:00
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err = amdgpu_ucode_validate(adev->gmc.fw);
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2015-04-20 21:31:14 +00:00
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out:
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if (err) {
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2017-02-28 12:55:52 +00:00
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pr_err("mc: Failed to load firmware \"%s\"\n", fw_name);
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2018-01-12 13:52:22 +00:00
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release_firmware(adev->gmc.fw);
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adev->gmc.fw = NULL;
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2015-04-20 21:31:14 +00:00
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}
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return err;
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}
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/**
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2017-03-21 04:51:48 +00:00
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* gmc_v8_0_tonga_mc_load_microcode - load tonga MC ucode into the hw
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2015-04-20 21:31:14 +00:00
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*
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* @adev: amdgpu_device pointer
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*
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* Load the GDDR MC ucode into the hw (CIK).
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* Returns 0 on success, error on failure.
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*/
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2017-03-21 04:51:48 +00:00
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static int gmc_v8_0_tonga_mc_load_microcode(struct amdgpu_device *adev)
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2015-04-20 21:31:14 +00:00
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{
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const struct mc_firmware_header_v1_0 *hdr;
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const __le32 *fw_data = NULL;
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const __le32 *io_mc_regs = NULL;
|
2016-08-21 18:10:41 +00:00
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u32 running;
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2015-04-20 21:31:14 +00:00
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int i, ucode_size, regs_size;
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2016-02-01 16:29:54 +00:00
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/* Skip MC ucode loading on SR-IOV capable boards.
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* vbios does this for us in asic_init in that case.
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2016-03-31 05:26:59 +00:00
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* Skip MC ucode loading on VF, because hypervisor will do that
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* for this adaptor.
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2016-02-01 16:29:54 +00:00
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*/
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2016-03-31 05:26:59 +00:00
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if (amdgpu_sriov_bios(adev))
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2016-02-01 16:29:54 +00:00
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return 0;
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2018-01-12 13:52:22 +00:00
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if (!adev->gmc.fw)
|
2017-03-21 04:51:48 +00:00
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return -EINVAL;
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2018-01-12 13:52:22 +00:00
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hdr = (const struct mc_firmware_header_v1_0 *)adev->gmc.fw->data;
|
2015-04-20 21:31:14 +00:00
|
|
|
amdgpu_ucode_print_mc_hdr(&hdr->header);
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.fw_version = le32_to_cpu(hdr->header.ucode_version);
|
2015-04-20 21:31:14 +00:00
|
|
|
regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2);
|
|
|
|
io_mc_regs = (const __le32 *)
|
2018-01-12 13:52:22 +00:00
|
|
|
(adev->gmc.fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes));
|
2015-04-20 21:31:14 +00:00
|
|
|
ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
|
|
|
|
fw_data = (const __le32 *)
|
2018-01-12 13:52:22 +00:00
|
|
|
(adev->gmc.fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
running = REG_GET_FIELD(RREG32(mmMC_SEQ_SUP_CNTL), MC_SEQ_SUP_CNTL, RUN);
|
|
|
|
|
|
|
|
if (running == 0) {
|
|
|
|
/* reset the engine and set to writable */
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000010);
|
|
|
|
|
|
|
|
/* load mc io regs */
|
|
|
|
for (i = 0; i < regs_size; i++) {
|
|
|
|
WREG32(mmMC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(io_mc_regs++));
|
|
|
|
WREG32(mmMC_SEQ_IO_DEBUG_DATA, le32_to_cpup(io_mc_regs++));
|
|
|
|
}
|
|
|
|
/* load the MC ucode */
|
|
|
|
for (i = 0; i < ucode_size; i++)
|
|
|
|
WREG32(mmMC_SEQ_SUP_PGM, le32_to_cpup(fw_data++));
|
|
|
|
|
|
|
|
/* put the engine back into the active state */
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000004);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000001);
|
|
|
|
|
|
|
|
/* wait for training to complete */
|
|
|
|
for (i = 0; i < adev->usec_timeout; i++) {
|
|
|
|
if (REG_GET_FIELD(RREG32(mmMC_SEQ_TRAIN_WAKEUP_CNTL),
|
|
|
|
MC_SEQ_TRAIN_WAKEUP_CNTL, TRAIN_DONE_D0))
|
|
|
|
break;
|
|
|
|
udelay(1);
|
|
|
|
}
|
|
|
|
for (i = 0; i < adev->usec_timeout; i++) {
|
|
|
|
if (REG_GET_FIELD(RREG32(mmMC_SEQ_TRAIN_WAKEUP_CNTL),
|
|
|
|
MC_SEQ_TRAIN_WAKEUP_CNTL, TRAIN_DONE_D1))
|
|
|
|
break;
|
|
|
|
udelay(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2017-03-21 04:51:48 +00:00
|
|
|
static int gmc_v8_0_polaris_mc_load_microcode(struct amdgpu_device *adev)
|
|
|
|
{
|
|
|
|
const struct mc_firmware_header_v1_0 *hdr;
|
|
|
|
const __le32 *fw_data = NULL;
|
|
|
|
const __le32 *io_mc_regs = NULL;
|
|
|
|
u32 data, vbios_version;
|
|
|
|
int i, ucode_size, regs_size;
|
|
|
|
|
|
|
|
/* Skip MC ucode loading on SR-IOV capable boards.
|
|
|
|
* vbios does this for us in asic_init in that case.
|
|
|
|
* Skip MC ucode loading on VF, because hypervisor will do that
|
|
|
|
* for this adaptor.
|
|
|
|
*/
|
|
|
|
if (amdgpu_sriov_bios(adev))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 0x9F);
|
|
|
|
data = RREG32(mmMC_SEQ_IO_DEBUG_DATA);
|
|
|
|
vbios_version = data & 0xf;
|
|
|
|
|
|
|
|
if (vbios_version == 0)
|
|
|
|
return 0;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
if (!adev->gmc.fw)
|
2017-03-21 04:51:48 +00:00
|
|
|
return -EINVAL;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
hdr = (const struct mc_firmware_header_v1_0 *)adev->gmc.fw->data;
|
2017-03-21 04:51:48 +00:00
|
|
|
amdgpu_ucode_print_mc_hdr(&hdr->header);
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.fw_version = le32_to_cpu(hdr->header.ucode_version);
|
2017-03-21 04:51:48 +00:00
|
|
|
regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2);
|
|
|
|
io_mc_regs = (const __le32 *)
|
2018-01-12 13:52:22 +00:00
|
|
|
(adev->gmc.fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes));
|
2017-03-21 04:51:48 +00:00
|
|
|
ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
|
|
|
|
fw_data = (const __le32 *)
|
2018-01-12 13:52:22 +00:00
|
|
|
(adev->gmc.fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
|
2017-03-21 04:51:48 +00:00
|
|
|
|
|
|
|
data = RREG32(mmMC_SEQ_MISC0);
|
|
|
|
data &= ~(0x40);
|
|
|
|
WREG32(mmMC_SEQ_MISC0, data);
|
|
|
|
|
|
|
|
/* load mc io regs */
|
|
|
|
for (i = 0; i < regs_size; i++) {
|
|
|
|
WREG32(mmMC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(io_mc_regs++));
|
|
|
|
WREG32(mmMC_SEQ_IO_DEBUG_DATA, le32_to_cpup(io_mc_regs++));
|
|
|
|
}
|
|
|
|
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000010);
|
|
|
|
|
|
|
|
/* load the MC ucode */
|
|
|
|
for (i = 0; i < ucode_size; i++)
|
|
|
|
WREG32(mmMC_SEQ_SUP_PGM, le32_to_cpup(fw_data++));
|
|
|
|
|
|
|
|
/* put the engine back into the active state */
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000004);
|
|
|
|
WREG32(mmMC_SEQ_SUP_CNTL, 0x00000001);
|
|
|
|
|
|
|
|
/* wait for training to complete */
|
|
|
|
for (i = 0; i < adev->usec_timeout; i++) {
|
|
|
|
data = RREG32(mmMC_SEQ_MISC0);
|
|
|
|
if (data & 0x80)
|
|
|
|
break;
|
|
|
|
udelay(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
static void gmc_v8_0_vram_gtt_location(struct amdgpu_device *adev,
|
2018-01-12 13:52:22 +00:00
|
|
|
struct amdgpu_gmc *mc)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2017-07-20 04:14:45 +00:00
|
|
|
u64 base = 0;
|
|
|
|
|
|
|
|
if (!amdgpu_sriov_vf(adev))
|
|
|
|
base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
|
2016-11-01 17:08:33 +00:00
|
|
|
base <<= 24;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
amdgpu_device_vram_location(adev, &adev->gmc, base);
|
2017-12-14 21:33:36 +00:00
|
|
|
amdgpu_device_gart_location(adev, mc);
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* gmc_v8_0_mc_program - program the GPU memory controller
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
*
|
|
|
|
* Set the location of vram, gart, and AGP in the GPU's
|
|
|
|
* physical address space (CIK).
|
|
|
|
*/
|
|
|
|
static void gmc_v8_0_mc_program(struct amdgpu_device *adev)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
|
|
|
int i, j;
|
|
|
|
|
|
|
|
/* Initialize HDP */
|
|
|
|
for (i = 0, j = 0; i < 32; i++, j += 0x6) {
|
|
|
|
WREG32((0xb05 + j), 0x00000000);
|
|
|
|
WREG32((0xb06 + j), 0x00000000);
|
|
|
|
WREG32((0xb07 + j), 0x00000000);
|
|
|
|
WREG32((0xb08 + j), 0x00000000);
|
|
|
|
WREG32((0xb09 + j), 0x00000000);
|
|
|
|
}
|
|
|
|
WREG32(mmHDP_REG_COHERENCY_FLUSH_CNTL, 0);
|
|
|
|
|
2016-06-24 03:41:48 +00:00
|
|
|
if (gmc_v8_0_wait_for_idle((void *)adev)) {
|
2015-04-20 21:31:14 +00:00
|
|
|
dev_warn(adev->dev, "Wait for MC idle timedout !\n");
|
|
|
|
}
|
2017-07-25 03:05:20 +00:00
|
|
|
if (adev->mode_info.num_crtc) {
|
|
|
|
/* Lockout access through VGA aperture*/
|
|
|
|
tmp = RREG32(mmVGA_HDP_CONTROL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
|
|
|
|
WREG32(mmVGA_HDP_CONTROL, tmp);
|
|
|
|
|
|
|
|
/* disable VGA render */
|
|
|
|
tmp = RREG32(mmVGA_RENDER_CONTROL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
|
|
|
|
WREG32(mmVGA_RENDER_CONTROL, tmp);
|
|
|
|
}
|
2015-04-20 21:31:14 +00:00
|
|
|
/* Update configuration */
|
|
|
|
WREG32(mmMC_VM_SYSTEM_APERTURE_LOW_ADDR,
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_start >> 12);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_end >> 12);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
|
|
|
|
adev->vram_scratch.gpu_addr >> 12);
|
2017-07-20 04:14:45 +00:00
|
|
|
|
|
|
|
if (amdgpu_sriov_vf(adev)) {
|
2018-01-12 13:52:22 +00:00
|
|
|
tmp = ((adev->gmc.vram_end >> 24) & 0xFFFF) << 16;
|
|
|
|
tmp |= ((adev->gmc.vram_start >> 24) & 0xFFFF);
|
2017-07-20 04:14:45 +00:00
|
|
|
WREG32(mmMC_VM_FB_LOCATION, tmp);
|
|
|
|
/* XXX double check these! */
|
2018-01-12 13:52:22 +00:00
|
|
|
WREG32(mmHDP_NONSURFACE_BASE, (adev->gmc.vram_start >> 8));
|
2017-07-20 04:14:45 +00:00
|
|
|
WREG32(mmHDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
|
|
|
|
WREG32(mmHDP_NONSURFACE_SIZE, 0x3FFFFFFF);
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmMC_VM_AGP_BASE, 0);
|
|
|
|
WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF);
|
|
|
|
WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF);
|
2016-06-24 03:41:48 +00:00
|
|
|
if (gmc_v8_0_wait_for_idle((void *)adev)) {
|
2015-04-20 21:31:14 +00:00
|
|
|
dev_warn(adev->dev, "Wait for MC idle timedout !\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
WREG32(mmBIF_FB_EN, BIF_FB_EN__FB_READ_EN_MASK | BIF_FB_EN__FB_WRITE_EN_MASK);
|
|
|
|
|
|
|
|
tmp = RREG32(mmHDP_MISC_CNTL);
|
2016-03-03 06:47:54 +00:00
|
|
|
tmp = REG_SET_FIELD(tmp, HDP_MISC_CNTL, FLUSH_INVALIDATE_CACHE, 0);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmHDP_MISC_CNTL, tmp);
|
|
|
|
|
|
|
|
tmp = RREG32(mmHDP_HOST_PATH_CNTL);
|
|
|
|
WREG32(mmHDP_HOST_PATH_CNTL, tmp);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* gmc_v8_0_mc_init - initialize the memory controller driver params
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
*
|
|
|
|
* Look up the amount of vram, vram width, and decide how to place
|
|
|
|
* vram and gart within the GPU's physical address space (CIK).
|
|
|
|
* Returns 0 for success.
|
|
|
|
*/
|
|
|
|
static int gmc_v8_0_mc_init(struct amdgpu_device *adev)
|
|
|
|
{
|
2017-02-28 09:36:43 +00:00
|
|
|
int r;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_width = amdgpu_atombios_get_vram_width(adev);
|
|
|
|
if (!adev->gmc.vram_width) {
|
2017-04-01 00:14:33 +00:00
|
|
|
u32 tmp;
|
|
|
|
int chansize, numchan;
|
|
|
|
|
|
|
|
/* Get VRAM informations */
|
|
|
|
tmp = RREG32(mmMC_ARB_RAMCFG);
|
|
|
|
if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) {
|
|
|
|
chansize = 64;
|
|
|
|
} else {
|
|
|
|
chansize = 32;
|
|
|
|
}
|
|
|
|
tmp = RREG32(mmMC_SHARED_CHMAP);
|
|
|
|
switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
|
|
|
|
case 0:
|
|
|
|
default:
|
|
|
|
numchan = 1;
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
numchan = 2;
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
numchan = 4;
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
numchan = 8;
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
numchan = 3;
|
|
|
|
break;
|
|
|
|
case 5:
|
|
|
|
numchan = 6;
|
|
|
|
break;
|
|
|
|
case 6:
|
|
|
|
numchan = 10;
|
|
|
|
break;
|
|
|
|
case 7:
|
|
|
|
numchan = 12;
|
|
|
|
break;
|
|
|
|
case 8:
|
|
|
|
numchan = 16;
|
|
|
|
break;
|
|
|
|
}
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_width = numchan * chansize;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
/* size in MB on si */
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.mc_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL;
|
|
|
|
adev->gmc.real_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL;
|
2016-11-07 09:19:40 +00:00
|
|
|
|
2017-02-28 09:36:43 +00:00
|
|
|
if (!(adev->flags & AMD_IS_APU)) {
|
|
|
|
r = amdgpu_device_resize_fb_bar(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
}
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.aper_base = pci_resource_start(adev->pdev, 0);
|
|
|
|
adev->gmc.aper_size = pci_resource_len(adev->pdev, 0);
|
2017-02-28 09:36:43 +00:00
|
|
|
|
2016-11-07 09:19:40 +00:00
|
|
|
#ifdef CONFIG_X86_64
|
|
|
|
if (adev->flags & AMD_IS_APU) {
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.aper_base = ((u64)RREG32(mmMC_VM_FB_OFFSET)) << 22;
|
|
|
|
adev->gmc.aper_size = adev->gmc.real_vram_size;
|
2016-11-07 09:19:40 +00:00
|
|
|
}
|
|
|
|
#endif
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2015-12-09 20:36:40 +00:00
|
|
|
/* In case the PCI BAR is larger than the actual amount of vram */
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.visible_vram_size = adev->gmc.aper_size;
|
|
|
|
if (adev->gmc.visible_vram_size > adev->gmc.real_vram_size)
|
|
|
|
adev->gmc.visible_vram_size = adev->gmc.real_vram_size;
|
2015-12-09 20:36:40 +00:00
|
|
|
|
2017-08-22 17:06:30 +00:00
|
|
|
/* set the gart size */
|
|
|
|
if (amdgpu_gart_size == -1) {
|
|
|
|
switch (adev->asic_type) {
|
|
|
|
case CHIP_POLARIS11: /* all engines support GPUVM */
|
|
|
|
case CHIP_POLARIS10: /* all engines support GPUVM */
|
|
|
|
case CHIP_POLARIS12: /* all engines support GPUVM */
|
|
|
|
default:
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.gart_size = 256ULL << 20;
|
2017-08-22 17:06:30 +00:00
|
|
|
break;
|
|
|
|
case CHIP_TONGA: /* UVD, VCE do not support GPUVM */
|
|
|
|
case CHIP_FIJI: /* UVD, VCE do not support GPUVM */
|
|
|
|
case CHIP_CARRIZO: /* UVD, VCE do not support GPUVM, DCE SG support */
|
|
|
|
case CHIP_STONEY: /* UVD does not support GPUVM, DCE SG support */
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.gart_size = 1024ULL << 20;
|
2017-08-22 17:06:30 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.gart_size = (u64)amdgpu_gart_size << 20;
|
2017-08-22 17:06:30 +00:00
|
|
|
}
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
gmc_v8_0_vram_gtt_location(adev, &adev->gmc);
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* GART
|
|
|
|
* VMID 0 is the physical GPU addresses as used by the kernel.
|
|
|
|
* VMIDs 1-15 are used for userspace clients and are handled
|
|
|
|
* by the amdgpu vm/hsa code.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/**
|
2018-01-12 14:26:08 +00:00
|
|
|
* gmc_v8_0_flush_gpu_tlb - gart tlb flush callback
|
2015-04-20 21:31:14 +00:00
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
* @vmid: vm instance to flush
|
|
|
|
*
|
|
|
|
* Flush the TLB for the requested page table (CIK).
|
|
|
|
*/
|
2018-01-12 14:26:08 +00:00
|
|
|
static void gmc_v8_0_flush_gpu_tlb(struct amdgpu_device *adev,
|
2015-04-20 21:31:14 +00:00
|
|
|
uint32_t vmid)
|
|
|
|
{
|
|
|
|
/* bits 0-15 are the VM contexts0-15 */
|
|
|
|
WREG32(mmVM_INVALIDATE_REQUEST, 1 << vmid);
|
|
|
|
}
|
|
|
|
|
2018-01-12 18:14:42 +00:00
|
|
|
static uint64_t gmc_v8_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
|
|
|
|
unsigned vmid, unsigned pasid,
|
|
|
|
uint64_t pd_addr)
|
|
|
|
{
|
|
|
|
uint32_t reg;
|
|
|
|
|
|
|
|
if (vmid < 8)
|
|
|
|
reg = mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + vmid;
|
|
|
|
else
|
|
|
|
reg = mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + vmid - 8;
|
|
|
|
amdgpu_ring_emit_wreg(ring, reg, pd_addr >> 12);
|
|
|
|
|
2018-01-16 19:26:03 +00:00
|
|
|
amdgpu_ring_emit_wreg(ring, mmIH_VMID_0_LUT + vmid, pasid);
|
|
|
|
|
2018-01-12 18:14:42 +00:00
|
|
|
/* bits 0-15 are the VM contexts0-15 */
|
|
|
|
amdgpu_ring_emit_wreg(ring, mmVM_INVALIDATE_REQUEST, 1 << vmid);
|
|
|
|
|
|
|
|
return pd_addr;
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
/**
|
2018-01-12 14:26:08 +00:00
|
|
|
* gmc_v8_0_set_pte_pde - update the page tables using MMIO
|
2015-04-20 21:31:14 +00:00
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
* @cpu_pt_addr: cpu address of the page table
|
|
|
|
* @gpu_page_idx: entry in the page table to update
|
|
|
|
* @addr: dst addr to write into pte/pde
|
|
|
|
* @flags: access flags
|
|
|
|
*
|
|
|
|
* Update the page tables using the CPU.
|
|
|
|
*/
|
2018-01-12 14:26:08 +00:00
|
|
|
static int gmc_v8_0_set_pte_pde(struct amdgpu_device *adev, void *cpu_pt_addr,
|
|
|
|
uint32_t gpu_page_idx, uint64_t addr,
|
|
|
|
uint64_t flags)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
void __iomem *ptr = (void *)cpu_pt_addr;
|
|
|
|
uint64_t value;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* PTE format on VI:
|
|
|
|
* 63:40 reserved
|
|
|
|
* 39:12 4k physical page base address
|
|
|
|
* 11:7 fragment
|
|
|
|
* 6 write
|
|
|
|
* 5 read
|
|
|
|
* 4 exe
|
|
|
|
* 3 reserved
|
|
|
|
* 2 snooped
|
|
|
|
* 1 system
|
|
|
|
* 0 valid
|
|
|
|
*
|
|
|
|
* PDE format on VI:
|
|
|
|
* 63:59 block fragment size
|
|
|
|
* 58:40 reserved
|
|
|
|
* 39:1 physical base address of PTE
|
|
|
|
* bits 5:1 must be 0.
|
|
|
|
* 0 valid
|
|
|
|
*/
|
|
|
|
value = addr & 0x000000FFFFFFF000ULL;
|
|
|
|
value |= flags;
|
|
|
|
writeq(value, ptr + (gpu_page_idx * 8));
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2017-02-14 17:22:57 +00:00
|
|
|
static uint64_t gmc_v8_0_get_vm_pte_flags(struct amdgpu_device *adev,
|
|
|
|
uint32_t flags)
|
|
|
|
{
|
|
|
|
uint64_t pte_flag = 0;
|
|
|
|
|
|
|
|
if (flags & AMDGPU_VM_PAGE_EXECUTABLE)
|
|
|
|
pte_flag |= AMDGPU_PTE_EXECUTABLE;
|
|
|
|
if (flags & AMDGPU_VM_PAGE_READABLE)
|
|
|
|
pte_flag |= AMDGPU_PTE_READABLE;
|
|
|
|
if (flags & AMDGPU_VM_PAGE_WRITEABLE)
|
|
|
|
pte_flag |= AMDGPU_PTE_WRITEABLE;
|
|
|
|
if (flags & AMDGPU_VM_PAGE_PRT)
|
|
|
|
pte_flag |= AMDGPU_PTE_PRT;
|
|
|
|
|
|
|
|
return pte_flag;
|
|
|
|
}
|
|
|
|
|
2017-11-29 12:27:26 +00:00
|
|
|
static void gmc_v8_0_get_vm_pde(struct amdgpu_device *adev, int level,
|
|
|
|
uint64_t *addr, uint64_t *flags)
|
2017-05-12 13:39:39 +00:00
|
|
|
{
|
2017-11-29 12:27:26 +00:00
|
|
|
BUG_ON(*addr & 0xFFFFFF0000000FFFULL);
|
2017-05-12 13:39:39 +00:00
|
|
|
}
|
|
|
|
|
2015-09-28 10:31:26 +00:00
|
|
|
/**
|
|
|
|
* gmc_v8_0_set_fault_enable_default - update VM fault handling
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
* @value: true redirects VM faults to the default page
|
|
|
|
*/
|
|
|
|
static void gmc_v8_0_set_fault_enable_default(struct amdgpu_device *adev,
|
|
|
|
bool value)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
|
|
|
|
|
|
|
tmp = RREG32(mmVM_CONTEXT1_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
VALID_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
READ_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
|
|
|
|
EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
|
|
WREG32(mmVM_CONTEXT1_CNTL, tmp);
|
|
|
|
}
|
|
|
|
|
2017-01-18 12:40:48 +00:00
|
|
|
/**
|
|
|
|
* gmc_v8_0_set_prt - set PRT VM fault
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
* @enable: enable/disable VM fault handling for PRT
|
|
|
|
*/
|
|
|
|
static void gmc_v8_0_set_prt(struct amdgpu_device *adev, bool enable)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
if (enable && !adev->gmc.prt_warning) {
|
2017-01-18 12:40:48 +00:00
|
|
|
dev_warn(adev->dev, "Disabling VM faults because of PRT request!\n");
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.prt_warning = true;
|
2017-01-18 12:40:48 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
tmp = RREG32(mmVM_PRT_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
CB_DISABLE_READ_FAULT_ON_UNMAPPED_ACCESS, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
CB_DISABLE_WRITE_FAULT_ON_UNMAPPED_ACCESS, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
TC_DISABLE_READ_FAULT_ON_UNMAPPED_ACCESS, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
TC_DISABLE_WRITE_FAULT_ON_UNMAPPED_ACCESS, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
L2_CACHE_STORE_INVALID_ENTRIES, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
L1_TLB_STORE_INVALID_ENTRIES, enable);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_PRT_CNTL,
|
|
|
|
MASK_PDE0_FAULT, enable);
|
|
|
|
WREG32(mmVM_PRT_CNTL, tmp);
|
|
|
|
|
|
|
|
if (enable) {
|
|
|
|
uint32_t low = AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT;
|
|
|
|
uint32_t high = adev->vm_manager.max_pfn;
|
|
|
|
|
|
|
|
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, low);
|
|
|
|
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, low);
|
|
|
|
WREG32(mmVM_PRT_APERTURE2_LOW_ADDR, low);
|
|
|
|
WREG32(mmVM_PRT_APERTURE3_LOW_ADDR, low);
|
|
|
|
WREG32(mmVM_PRT_APERTURE0_HIGH_ADDR, high);
|
|
|
|
WREG32(mmVM_PRT_APERTURE1_HIGH_ADDR, high);
|
|
|
|
WREG32(mmVM_PRT_APERTURE2_HIGH_ADDR, high);
|
|
|
|
WREG32(mmVM_PRT_APERTURE3_HIGH_ADDR, high);
|
|
|
|
} else {
|
|
|
|
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, 0xfffffff);
|
|
|
|
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, 0xfffffff);
|
|
|
|
WREG32(mmVM_PRT_APERTURE2_LOW_ADDR, 0xfffffff);
|
|
|
|
WREG32(mmVM_PRT_APERTURE3_LOW_ADDR, 0xfffffff);
|
|
|
|
WREG32(mmVM_PRT_APERTURE0_HIGH_ADDR, 0x0);
|
|
|
|
WREG32(mmVM_PRT_APERTURE1_HIGH_ADDR, 0x0);
|
|
|
|
WREG32(mmVM_PRT_APERTURE2_HIGH_ADDR, 0x0);
|
|
|
|
WREG32(mmVM_PRT_APERTURE3_HIGH_ADDR, 0x0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
/**
|
|
|
|
* gmc_v8_0_gart_enable - gart enable
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
*
|
|
|
|
* This sets up the TLBs, programs the page tables for VMID0,
|
|
|
|
* sets up the hw for VMIDs 1-15 which are allocated on
|
|
|
|
* demand, and sets up the global locations for the LDS, GDS,
|
|
|
|
* and GPUVM for FSA64 clients (CIK).
|
|
|
|
* Returns 0 for success, errors for failure.
|
|
|
|
*/
|
|
|
|
static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
|
|
|
|
{
|
2017-11-21 05:29:14 +00:00
|
|
|
int r, i;
|
2017-08-11 12:00:41 +00:00
|
|
|
u32 tmp, field;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
if (adev->gart.robj == NULL) {
|
|
|
|
dev_err(adev->dev, "No VRAM object for PCIE GART.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
2017-11-21 05:29:14 +00:00
|
|
|
r = amdgpu_gart_table_vram_pin(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
2015-04-20 21:31:14 +00:00
|
|
|
/* Setup TLB control */
|
|
|
|
tmp = RREG32(mmMC_VM_MX_L1_TLB_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_ADVANCED_DRIVER_MODEL, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
|
|
|
|
WREG32(mmMC_VM_MX_L1_TLB_CNTL, tmp);
|
|
|
|
/* Setup L2 cache */
|
|
|
|
tmp = RREG32(mmVM_L2_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_CACHE, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, EFFECTIVE_L2_QUEUE_SIZE, 7);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, CONTEXT1_IDENTITY_ACCESS_MODE, 1);
|
2015-11-05 19:06:15 +00:00
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_DEFAULT_PAGE_OUT_TO_SYSTEM_MEMORY, 1);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmVM_L2_CNTL, tmp);
|
|
|
|
tmp = RREG32(mmVM_L2_CNTL2);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1);
|
|
|
|
WREG32(mmVM_L2_CNTL2, tmp);
|
2017-08-11 12:00:41 +00:00
|
|
|
|
|
|
|
field = adev->vm_manager.fragment_size;
|
2015-04-20 21:31:14 +00:00
|
|
|
tmp = RREG32(mmVM_L2_CNTL3);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY, 1);
|
2017-08-11 12:00:41 +00:00
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, field);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, L2_CACHE_BIGK_FRAGMENT_SIZE, field);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmVM_L2_CNTL3, tmp);
|
|
|
|
/* XXX: set to enable PTE/PDE in system memory */
|
|
|
|
tmp = RREG32(mmVM_L2_CNTL4);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PDE_REQUEST_PHYSICAL, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PDE_REQUEST_SHARED, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PDE_REQUEST_SNOOP, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PTE_REQUEST_PHYSICAL, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PTE_REQUEST_SHARED, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT0_PTE_REQUEST_SNOOP, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PDE_REQUEST_PHYSICAL, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PDE_REQUEST_SHARED, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PDE_REQUEST_SNOOP, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PTE_REQUEST_PHYSICAL, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PTE_REQUEST_SHARED, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PTE_REQUEST_SNOOP, 0);
|
|
|
|
WREG32(mmVM_L2_CNTL4, tmp);
|
|
|
|
/* setup context0 */
|
2018-01-12 13:52:22 +00:00
|
|
|
WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->gmc.gart_start >> 12);
|
|
|
|
WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->gmc.gart_end >> 12);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
|
|
|
|
WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
|
|
|
|
(u32)(adev->dummy_page.addr >> 12));
|
|
|
|
WREG32(mmVM_CONTEXT0_CNTL2, 0);
|
|
|
|
tmp = RREG32(mmVM_CONTEXT0_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT0_CNTL, RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
WREG32(mmVM_CONTEXT0_CNTL, tmp);
|
|
|
|
|
|
|
|
WREG32(mmVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR, 0);
|
|
|
|
WREG32(mmVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR, 0);
|
|
|
|
WREG32(mmVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET, 0);
|
|
|
|
|
|
|
|
/* empty context1-15 */
|
|
|
|
/* FIXME start with 4G, once using 2 level pt switch to full
|
|
|
|
* vm size space
|
|
|
|
*/
|
|
|
|
/* set vm size, must be a multiple of 4 */
|
|
|
|
WREG32(mmVM_CONTEXT1_PAGE_TABLE_START_ADDR, 0);
|
2015-05-13 12:21:06 +00:00
|
|
|
WREG32(mmVM_CONTEXT1_PAGE_TABLE_END_ADDR, adev->vm_manager.max_pfn - 1);
|
2015-04-20 21:31:14 +00:00
|
|
|
for (i = 1; i < 16; i++) {
|
|
|
|
if (i < 8)
|
|
|
|
WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + i,
|
|
|
|
adev->gart.table_addr >> 12);
|
|
|
|
else
|
|
|
|
WREG32(mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + i - 8,
|
|
|
|
adev->gart.table_addr >> 12);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* enable context1-15 */
|
|
|
|
WREG32(mmVM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
|
|
|
|
(u32)(adev->dummy_page.addr >> 12));
|
|
|
|
WREG32(mmVM_CONTEXT1_CNTL2, 4);
|
|
|
|
tmp = RREG32(mmVM_CONTEXT1_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_BLOCK_SIZE,
|
2017-03-29 08:08:32 +00:00
|
|
|
adev->vm_manager.block_size - 9);
|
2015-04-20 21:31:14 +00:00
|
|
|
WREG32(mmVM_CONTEXT1_CNTL, tmp);
|
2015-09-28 10:31:26 +00:00
|
|
|
if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_ALWAYS)
|
|
|
|
gmc_v8_0_set_fault_enable_default(adev, false);
|
|
|
|
else
|
|
|
|
gmc_v8_0_set_fault_enable_default(adev, true);
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2018-01-12 14:26:08 +00:00
|
|
|
gmc_v8_0_flush_gpu_tlb(adev, 0);
|
2015-04-20 21:31:14 +00:00
|
|
|
DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
|
2018-01-12 13:52:22 +00:00
|
|
|
(unsigned)(adev->gmc.gart_size >> 20),
|
2015-04-20 21:31:14 +00:00
|
|
|
(unsigned long long)adev->gart.table_addr);
|
|
|
|
adev->gart.ready = true;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int gmc_v8_0_gart_init(struct amdgpu_device *adev)
|
|
|
|
{
|
|
|
|
int r;
|
|
|
|
|
|
|
|
if (adev->gart.robj) {
|
|
|
|
WARN(1, "R600 PCIE GART already initialized\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
/* Initialize common gart structure */
|
|
|
|
r = amdgpu_gart_init(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
adev->gart.table_size = adev->gart.num_gpu_pages * 8;
|
2017-02-14 17:31:36 +00:00
|
|
|
adev->gart.gart_pte_flags = AMDGPU_PTE_EXECUTABLE;
|
2015-04-20 21:31:14 +00:00
|
|
|
return amdgpu_gart_table_vram_alloc(adev);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* gmc_v8_0_gart_disable - gart disable
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
*
|
|
|
|
* This disables all VM page table (CIK).
|
|
|
|
*/
|
|
|
|
static void gmc_v8_0_gart_disable(struct amdgpu_device *adev)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
|
|
|
|
|
|
|
/* Disable all tables */
|
|
|
|
WREG32(mmVM_CONTEXT0_CNTL, 0);
|
|
|
|
WREG32(mmVM_CONTEXT1_CNTL, 0);
|
|
|
|
/* Setup TLB control */
|
|
|
|
tmp = RREG32(mmMC_VM_MX_L1_TLB_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING, 0);
|
|
|
|
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ENABLE_ADVANCED_DRIVER_MODEL, 0);
|
|
|
|
WREG32(mmMC_VM_MX_L1_TLB_CNTL, tmp);
|
|
|
|
/* Setup L2 cache */
|
|
|
|
tmp = RREG32(mmVM_L2_CNTL);
|
|
|
|
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL, ENABLE_L2_CACHE, 0);
|
|
|
|
WREG32(mmVM_L2_CNTL, tmp);
|
|
|
|
WREG32(mmVM_L2_CNTL2, 0);
|
2017-11-21 05:29:14 +00:00
|
|
|
amdgpu_gart_table_vram_unpin(adev);
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* gmc_v8_0_gart_fini - vm fini callback
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
*
|
|
|
|
* Tears down the driver GART/VM setup (CIK).
|
|
|
|
*/
|
|
|
|
static void gmc_v8_0_gart_fini(struct amdgpu_device *adev)
|
|
|
|
{
|
|
|
|
amdgpu_gart_table_vram_free(adev);
|
|
|
|
amdgpu_gart_fini(adev);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* gmc_v8_0_vm_decode_fault - print human readable fault info
|
|
|
|
*
|
|
|
|
* @adev: amdgpu_device pointer
|
|
|
|
* @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
|
|
|
|
* @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
|
|
|
|
*
|
|
|
|
* Print human readable fault information (CIK).
|
|
|
|
*/
|
2018-01-09 18:50:01 +00:00
|
|
|
static void gmc_v8_0_vm_decode_fault(struct amdgpu_device *adev, u32 status,
|
|
|
|
u32 addr, u32 mc_client, unsigned pasid)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
u32 vmid = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS, VMID);
|
|
|
|
u32 protections = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
|
|
|
|
PROTECTIONS);
|
|
|
|
char block[5] = { mc_client >> 24, (mc_client >> 16) & 0xff,
|
|
|
|
(mc_client >> 8) & 0xff, mc_client & 0xff, 0 };
|
2018-01-09 18:50:01 +00:00
|
|
|
u32 mc_id;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
mc_id = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
|
|
|
|
MEMORY_CLIENT_ID);
|
|
|
|
|
2018-01-09 18:50:01 +00:00
|
|
|
dev_err(adev->dev, "VM fault (0x%02x, vmid %d, pasid %d) at page %u, %s from '%s' (0x%08x) (%d)\n",
|
|
|
|
protections, vmid, pasid, addr,
|
2015-04-20 21:31:14 +00:00
|
|
|
REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
|
|
|
|
MEMORY_CLIENT_RW) ?
|
|
|
|
"write" : "read", block, mc_client, mc_id);
|
|
|
|
}
|
|
|
|
|
2015-06-03 13:02:01 +00:00
|
|
|
static int gmc_v8_0_convert_vram_type(int mc_seq_vram_type)
|
|
|
|
{
|
|
|
|
switch (mc_seq_vram_type) {
|
|
|
|
case MC_SEQ_MISC0__MT__GDDR1:
|
|
|
|
return AMDGPU_VRAM_TYPE_GDDR1;
|
|
|
|
case MC_SEQ_MISC0__MT__DDR2:
|
|
|
|
return AMDGPU_VRAM_TYPE_DDR2;
|
|
|
|
case MC_SEQ_MISC0__MT__GDDR3:
|
|
|
|
return AMDGPU_VRAM_TYPE_GDDR3;
|
|
|
|
case MC_SEQ_MISC0__MT__GDDR4:
|
|
|
|
return AMDGPU_VRAM_TYPE_GDDR4;
|
|
|
|
case MC_SEQ_MISC0__MT__GDDR5:
|
|
|
|
return AMDGPU_VRAM_TYPE_GDDR5;
|
|
|
|
case MC_SEQ_MISC0__MT__HBM:
|
|
|
|
return AMDGPU_VRAM_TYPE_HBM;
|
|
|
|
case MC_SEQ_MISC0__MT__DDR3:
|
|
|
|
return AMDGPU_VRAM_TYPE_DDR3;
|
|
|
|
default:
|
|
|
|
return AMDGPU_VRAM_TYPE_UNKNOWN;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_early_init(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2018-01-12 14:26:08 +00:00
|
|
|
gmc_v8_0_set_gmc_funcs(adev);
|
2015-04-20 21:31:14 +00:00
|
|
|
gmc_v8_0_set_irq_funcs(adev);
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.shared_aperture_start = 0x2000000000000000ULL;
|
|
|
|
adev->gmc.shared_aperture_end =
|
|
|
|
adev->gmc.shared_aperture_start + (4ULL << 30) - 1;
|
|
|
|
adev->gmc.private_aperture_start =
|
|
|
|
adev->gmc.shared_aperture_end + 1;
|
|
|
|
adev->gmc.private_aperture_end =
|
|
|
|
adev->gmc.private_aperture_start + (4ULL << 30) - 1;
|
2016-03-10 06:20:39 +00:00
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-09-04 16:48:29 +00:00
|
|
|
static int gmc_v8_0_late_init(void *handle)
|
|
|
|
{
|
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2016-04-25 08:06:17 +00:00
|
|
|
if (amdgpu_vm_fault_stop != AMDGPU_VM_FAULT_STOP_ALWAYS)
|
2018-01-12 13:52:22 +00:00
|
|
|
return amdgpu_irq_get(adev, &adev->gmc.vm_fault, 0);
|
2016-04-25 08:06:17 +00:00
|
|
|
else
|
|
|
|
return 0;
|
2015-09-04 16:48:29 +00:00
|
|
|
}
|
|
|
|
|
2016-03-31 20:41:32 +00:00
|
|
|
#define mmMC_SEQ_MISC0_FIJI 0xA71
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_sw_init(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
int r;
|
|
|
|
int dma_bits;
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2016-03-31 20:07:38 +00:00
|
|
|
if (adev->flags & AMD_IS_APU) {
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
|
2016-03-31 20:07:38 +00:00
|
|
|
} else {
|
2016-03-31 20:41:32 +00:00
|
|
|
u32 tmp;
|
|
|
|
|
|
|
|
if (adev->asic_type == CHIP_FIJI)
|
|
|
|
tmp = RREG32(mmMC_SEQ_MISC0_FIJI);
|
|
|
|
else
|
|
|
|
tmp = RREG32(mmMC_SEQ_MISC0);
|
2016-03-31 20:07:38 +00:00
|
|
|
tmp &= MC_SEQ_MISC0__MT__MASK;
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vram_type = gmc_v8_0_convert_vram_type(tmp);
|
2016-03-31 20:07:38 +00:00
|
|
|
}
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 146, &adev->gmc.vm_fault);
|
2015-04-20 21:31:14 +00:00
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 147, &adev->gmc.vm_fault);
|
2015-04-20 21:31:14 +00:00
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
/* Adjust VM size here.
|
|
|
|
* Currently set to 4GB ((1 << 20) 4k pages).
|
|
|
|
* Max GPUVM size for cayman and SI is 40 bits.
|
|
|
|
*/
|
2017-11-23 11:57:18 +00:00
|
|
|
amdgpu_vm_adjust_size(adev, 64, 9, 1, 40);
|
2017-03-29 08:08:32 +00:00
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
/* Set the internal MC address mask
|
|
|
|
* This is the max address of the GPU's
|
|
|
|
* internal address space.
|
|
|
|
*/
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.mc_mask = 0xffffffffffULL; /* 40 bit MC */
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.stolen_size = 256 * 1024;
|
2017-05-31 02:35:42 +00:00
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
/* set DMA mask + need_dma32 flags.
|
|
|
|
* PCIE - can handle 40-bits.
|
|
|
|
* IGP - can handle 40-bits
|
|
|
|
* PCI - dma32 for legacy pci gart, 40 bits on newer asics
|
|
|
|
*/
|
|
|
|
adev->need_dma32 = false;
|
|
|
|
dma_bits = adev->need_dma32 ? 32 : 40;
|
2018-02-09 02:44:09 +00:00
|
|
|
adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
|
2015-04-20 21:31:14 +00:00
|
|
|
r = pci_set_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits));
|
|
|
|
if (r) {
|
|
|
|
adev->need_dma32 = true;
|
|
|
|
dma_bits = 32;
|
2017-02-28 12:55:52 +00:00
|
|
|
pr_warn("amdgpu: No suitable DMA available\n");
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
r = pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits));
|
|
|
|
if (r) {
|
|
|
|
pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
|
2017-02-28 12:55:52 +00:00
|
|
|
pr_warn("amdgpu: No coherent DMA available\n");
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
2018-02-09 02:44:09 +00:00
|
|
|
adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
r = gmc_v8_0_init_microcode(adev);
|
|
|
|
if (r) {
|
|
|
|
DRM_ERROR("Failed to load mc firmware!\n");
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
r = gmc_v8_0_mc_init(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
/* Memory manager */
|
|
|
|
r = amdgpu_bo_init(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
r = gmc_v8_0_gart_init(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
2017-05-11 14:21:20 +00:00
|
|
|
/*
|
|
|
|
* number of VMs
|
|
|
|
* VMID 0 is reserved for System
|
|
|
|
* amdgpu graphics/compute will use VMIDs 1-7
|
|
|
|
* amdkfd will use VMIDs 8-15
|
|
|
|
*/
|
|
|
|
adev->vm_manager.id_mgr[0].num_ids = AMDGPU_NUM_OF_VMIDS;
|
|
|
|
amdgpu_vm_manager_init(adev);
|
|
|
|
|
|
|
|
/* base offset of vram pages */
|
|
|
|
if (adev->flags & AMD_IS_APU) {
|
|
|
|
u64 tmp = RREG32(mmMC_VM_FB_OFFSET);
|
|
|
|
|
|
|
|
tmp <<= 22;
|
|
|
|
adev->vm_manager.vram_base_offset = tmp;
|
|
|
|
} else {
|
|
|
|
adev->vm_manager.vram_base_offset = 0;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
2017-05-11 14:21:20 +00:00
|
|
|
return 0;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_sw_fini(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2017-11-14 03:55:50 +00:00
|
|
|
amdgpu_gem_force_release(adev);
|
2017-05-11 14:21:20 +00:00
|
|
|
amdgpu_vm_manager_fini(adev);
|
2015-04-20 21:31:14 +00:00
|
|
|
gmc_v8_0_gart_fini(adev);
|
|
|
|
amdgpu_bo_fini(adev);
|
2018-01-12 13:52:22 +00:00
|
|
|
release_firmware(adev->gmc.fw);
|
|
|
|
adev->gmc.fw = NULL;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_hw_init(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
int r;
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
gmc_v8_0_init_golden_registers(adev);
|
|
|
|
|
|
|
|
gmc_v8_0_mc_program(adev);
|
|
|
|
|
2016-02-02 15:57:30 +00:00
|
|
|
if (adev->asic_type == CHIP_TONGA) {
|
2017-03-21 04:51:48 +00:00
|
|
|
r = gmc_v8_0_tonga_mc_load_microcode(adev);
|
|
|
|
if (r) {
|
|
|
|
DRM_ERROR("Failed to load MC firmware!\n");
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
} else if (adev->asic_type == CHIP_POLARIS11 ||
|
|
|
|
adev->asic_type == CHIP_POLARIS10 ||
|
|
|
|
adev->asic_type == CHIP_POLARIS12) {
|
|
|
|
r = gmc_v8_0_polaris_mc_load_microcode(adev);
|
2015-04-20 21:31:14 +00:00
|
|
|
if (r) {
|
|
|
|
DRM_ERROR("Failed to load MC firmware!\n");
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
r = gmc_v8_0_gart_enable(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_hw_fini(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
amdgpu_irq_put(adev, &adev->gmc.vm_fault, 0);
|
2015-04-20 21:31:14 +00:00
|
|
|
gmc_v8_0_gart_disable(adev);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_suspend(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
gmc_v8_0_hw_fini(adev);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_resume(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
int r;
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
r = gmc_v8_0_hw_init(adev);
|
|
|
|
if (r)
|
|
|
|
return r;
|
|
|
|
|
2017-12-18 15:53:03 +00:00
|
|
|
amdgpu_vmid_reset_all(adev);
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2017-05-10 18:06:58 +00:00
|
|
|
return 0;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static bool gmc_v8_0_is_idle(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
u32 tmp = RREG32(mmSRBM_STATUS);
|
|
|
|
|
|
|
|
if (tmp & (SRBM_STATUS__MCB_BUSY_MASK | SRBM_STATUS__MCB_NON_DISPLAY_BUSY_MASK |
|
|
|
|
SRBM_STATUS__MCC_BUSY_MASK | SRBM_STATUS__MCD_BUSY_MASK | SRBM_STATUS__VMC_BUSY_MASK))
|
|
|
|
return false;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_wait_for_idle(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
unsigned i;
|
|
|
|
u32 tmp;
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
for (i = 0; i < adev->usec_timeout; i++) {
|
|
|
|
/* read MC_STATUS */
|
|
|
|
tmp = RREG32(mmSRBM_STATUS) & (SRBM_STATUS__MCB_BUSY_MASK |
|
|
|
|
SRBM_STATUS__MCB_NON_DISPLAY_BUSY_MASK |
|
|
|
|
SRBM_STATUS__MCC_BUSY_MASK |
|
|
|
|
SRBM_STATUS__MCD_BUSY_MASK |
|
|
|
|
SRBM_STATUS__VMC_BUSY_MASK |
|
|
|
|
SRBM_STATUS__VMC1_BUSY_MASK);
|
|
|
|
if (!tmp)
|
|
|
|
return 0;
|
|
|
|
udelay(1);
|
|
|
|
}
|
|
|
|
return -ETIMEDOUT;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2016-10-13 20:07:03 +00:00
|
|
|
static bool gmc_v8_0_check_soft_reset(void *handle)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
u32 srbm_soft_reset = 0;
|
2015-05-22 18:39:35 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
2015-04-20 21:31:14 +00:00
|
|
|
u32 tmp = RREG32(mmSRBM_STATUS);
|
|
|
|
|
|
|
|
if (tmp & SRBM_STATUS__VMC_BUSY_MASK)
|
|
|
|
srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
|
|
|
|
SRBM_SOFT_RESET, SOFT_RESET_VMC, 1);
|
|
|
|
|
|
|
|
if (tmp & (SRBM_STATUS__MCB_BUSY_MASK | SRBM_STATUS__MCB_NON_DISPLAY_BUSY_MASK |
|
|
|
|
SRBM_STATUS__MCC_BUSY_MASK | SRBM_STATUS__MCD_BUSY_MASK)) {
|
2015-07-22 03:29:01 +00:00
|
|
|
if (!(adev->flags & AMD_IS_APU))
|
2015-04-20 21:31:14 +00:00
|
|
|
srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
|
|
|
|
SRBM_SOFT_RESET, SOFT_RESET_MC, 1);
|
|
|
|
}
|
|
|
|
if (srbm_soft_reset) {
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.srbm_soft_reset = srbm_soft_reset;
|
2016-10-13 20:07:03 +00:00
|
|
|
return true;
|
2016-07-18 08:59:24 +00:00
|
|
|
} else {
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.srbm_soft_reset = 0;
|
2016-10-13 20:07:03 +00:00
|
|
|
return false;
|
2016-07-18 08:59:24 +00:00
|
|
|
}
|
|
|
|
}
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2016-07-18 08:59:24 +00:00
|
|
|
static int gmc_v8_0_pre_soft_reset(void *handle)
|
|
|
|
{
|
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
if (!adev->gmc.srbm_soft_reset)
|
2016-07-18 08:59:24 +00:00
|
|
|
return 0;
|
|
|
|
|
2016-12-08 19:53:27 +00:00
|
|
|
gmc_v8_0_mc_stop(adev);
|
2016-07-18 08:59:24 +00:00
|
|
|
if (gmc_v8_0_wait_for_idle(adev)) {
|
|
|
|
dev_warn(adev->dev, "Wait for GMC idle timed out !\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
2015-04-20 21:31:14 +00:00
|
|
|
|
2016-07-18 08:59:24 +00:00
|
|
|
static int gmc_v8_0_soft_reset(void *handle)
|
|
|
|
{
|
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
u32 srbm_soft_reset;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
if (!adev->gmc.srbm_soft_reset)
|
2016-07-18 08:59:24 +00:00
|
|
|
return 0;
|
2018-01-12 13:52:22 +00:00
|
|
|
srbm_soft_reset = adev->gmc.srbm_soft_reset;
|
2016-07-18 08:59:24 +00:00
|
|
|
|
|
|
|
if (srbm_soft_reset) {
|
|
|
|
u32 tmp;
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
tmp = RREG32(mmSRBM_SOFT_RESET);
|
|
|
|
tmp |= srbm_soft_reset;
|
|
|
|
dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
|
|
|
|
WREG32(mmSRBM_SOFT_RESET, tmp);
|
|
|
|
tmp = RREG32(mmSRBM_SOFT_RESET);
|
|
|
|
|
|
|
|
udelay(50);
|
|
|
|
|
|
|
|
tmp &= ~srbm_soft_reset;
|
|
|
|
WREG32(mmSRBM_SOFT_RESET, tmp);
|
|
|
|
tmp = RREG32(mmSRBM_SOFT_RESET);
|
|
|
|
|
|
|
|
/* Wait a little for things to settle down */
|
|
|
|
udelay(50);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-07-18 08:59:24 +00:00
|
|
|
static int gmc_v8_0_post_soft_reset(void *handle)
|
|
|
|
{
|
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2018-01-12 13:52:22 +00:00
|
|
|
if (!adev->gmc.srbm_soft_reset)
|
2016-07-18 08:59:24 +00:00
|
|
|
return 0;
|
|
|
|
|
2016-12-08 19:53:27 +00:00
|
|
|
gmc_v8_0_mc_resume(adev);
|
2016-07-18 08:59:24 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
static int gmc_v8_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
|
|
|
|
struct amdgpu_irq_src *src,
|
|
|
|
unsigned type,
|
|
|
|
enum amdgpu_interrupt_state state)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
|
|
|
u32 bits = (VM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
|
|
VM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK);
|
|
|
|
|
|
|
|
switch (state) {
|
|
|
|
case AMDGPU_IRQ_STATE_DISABLE:
|
|
|
|
/* system context */
|
|
|
|
tmp = RREG32(mmVM_CONTEXT0_CNTL);
|
|
|
|
tmp &= ~bits;
|
|
|
|
WREG32(mmVM_CONTEXT0_CNTL, tmp);
|
|
|
|
/* VMs */
|
|
|
|
tmp = RREG32(mmVM_CONTEXT1_CNTL);
|
|
|
|
tmp &= ~bits;
|
|
|
|
WREG32(mmVM_CONTEXT1_CNTL, tmp);
|
|
|
|
break;
|
|
|
|
case AMDGPU_IRQ_STATE_ENABLE:
|
|
|
|
/* system context */
|
|
|
|
tmp = RREG32(mmVM_CONTEXT0_CNTL);
|
|
|
|
tmp |= bits;
|
|
|
|
WREG32(mmVM_CONTEXT0_CNTL, tmp);
|
|
|
|
/* VMs */
|
|
|
|
tmp = RREG32(mmVM_CONTEXT1_CNTL);
|
|
|
|
tmp |= bits;
|
|
|
|
WREG32(mmVM_CONTEXT1_CNTL, tmp);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int gmc_v8_0_process_interrupt(struct amdgpu_device *adev,
|
|
|
|
struct amdgpu_irq_src *source,
|
|
|
|
struct amdgpu_iv_entry *entry)
|
|
|
|
{
|
|
|
|
u32 addr, status, mc_client;
|
|
|
|
|
2017-02-06 09:32:22 +00:00
|
|
|
if (amdgpu_sriov_vf(adev)) {
|
|
|
|
dev_err(adev->dev, "GPU fault detected: %d 0x%08x\n",
|
2016-11-29 23:02:12 +00:00
|
|
|
entry->src_id, entry->src_data[0]);
|
2017-02-06 09:32:22 +00:00
|
|
|
dev_err(adev->dev, " Can't decode VM fault info here on SRIOV VF\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-04-20 21:31:14 +00:00
|
|
|
addr = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR);
|
|
|
|
status = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS);
|
|
|
|
mc_client = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);
|
2015-09-10 13:00:39 +00:00
|
|
|
/* reset addr and status */
|
|
|
|
WREG32_P(mmVM_CONTEXT1_CNTL2, 1, ~1);
|
|
|
|
|
|
|
|
if (!addr && !status)
|
|
|
|
return 0;
|
|
|
|
|
2015-09-28 10:31:26 +00:00
|
|
|
if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_FIRST)
|
|
|
|
gmc_v8_0_set_fault_enable_default(adev, false);
|
|
|
|
|
2016-11-07 04:35:09 +00:00
|
|
|
if (printk_ratelimit()) {
|
|
|
|
dev_err(adev->dev, "GPU fault detected: %d 0x%08x\n",
|
2016-11-29 23:02:12 +00:00
|
|
|
entry->src_id, entry->src_data[0]);
|
2016-11-07 04:35:09 +00:00
|
|
|
dev_err(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
|
|
|
|
addr);
|
|
|
|
dev_err(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
|
|
|
|
status);
|
2018-01-09 18:50:01 +00:00
|
|
|
gmc_v8_0_vm_decode_fault(adev, status, addr, mc_client,
|
|
|
|
entry->pasid);
|
2016-11-07 04:35:09 +00:00
|
|
|
}
|
2015-04-20 21:31:14 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-11-10 16:27:39 +00:00
|
|
|
static void fiji_update_mc_medium_grain_clock_gating(struct amdgpu_device *adev,
|
2016-04-08 05:01:18 +00:00
|
|
|
bool enable)
|
2015-11-10 16:27:39 +00:00
|
|
|
{
|
|
|
|
uint32_t data;
|
|
|
|
|
2016-04-08 05:01:18 +00:00
|
|
|
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) {
|
2015-11-10 16:27:39 +00:00
|
|
|
data = RREG32(mmMC_HUB_MISC_HUB_CG);
|
|
|
|
data |= MC_HUB_MISC_HUB_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_HUB_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_SIP_CG);
|
|
|
|
data |= MC_HUB_MISC_SIP_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_SIP_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_VM_CG);
|
|
|
|
data |= MC_HUB_MISC_VM_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_XPB_CLK_GAT);
|
|
|
|
data |= MC_XPB_CLK_GAT__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_XPB_CLK_GAT, data);
|
|
|
|
|
|
|
|
data = RREG32(mmATC_MISC_CG);
|
|
|
|
data |= ATC_MISC_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmATC_MISC_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_WR_CG);
|
|
|
|
data |= MC_CITF_MISC_WR_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_WR_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_RD_CG);
|
|
|
|
data |= MC_CITF_MISC_RD_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_RD_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_VM_CG);
|
|
|
|
data |= MC_CITF_MISC_VM_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmVM_L2_CG);
|
|
|
|
data |= VM_L2_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmVM_L2_CG, data);
|
|
|
|
} else {
|
|
|
|
data = RREG32(mmMC_HUB_MISC_HUB_CG);
|
|
|
|
data &= ~MC_HUB_MISC_HUB_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_HUB_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_SIP_CG);
|
|
|
|
data &= ~MC_HUB_MISC_SIP_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_SIP_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_VM_CG);
|
|
|
|
data &= ~MC_HUB_MISC_VM_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_XPB_CLK_GAT);
|
|
|
|
data &= ~MC_XPB_CLK_GAT__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_XPB_CLK_GAT, data);
|
|
|
|
|
|
|
|
data = RREG32(mmATC_MISC_CG);
|
|
|
|
data &= ~ATC_MISC_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmATC_MISC_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_WR_CG);
|
|
|
|
data &= ~MC_CITF_MISC_WR_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_WR_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_RD_CG);
|
|
|
|
data &= ~MC_CITF_MISC_RD_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_RD_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_VM_CG);
|
|
|
|
data &= ~MC_CITF_MISC_VM_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmVM_L2_CG);
|
|
|
|
data &= ~VM_L2_CG__ENABLE_MASK;
|
|
|
|
WREG32(mmVM_L2_CG, data);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void fiji_update_mc_light_sleep(struct amdgpu_device *adev,
|
2016-04-08 05:01:18 +00:00
|
|
|
bool enable)
|
2015-11-10 16:27:39 +00:00
|
|
|
{
|
|
|
|
uint32_t data;
|
|
|
|
|
2016-04-08 05:01:18 +00:00
|
|
|
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
|
2015-11-10 16:27:39 +00:00
|
|
|
data = RREG32(mmMC_HUB_MISC_HUB_CG);
|
|
|
|
data |= MC_HUB_MISC_HUB_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_HUB_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_SIP_CG);
|
|
|
|
data |= MC_HUB_MISC_SIP_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_SIP_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_VM_CG);
|
|
|
|
data |= MC_HUB_MISC_VM_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_XPB_CLK_GAT);
|
|
|
|
data |= MC_XPB_CLK_GAT__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_XPB_CLK_GAT, data);
|
|
|
|
|
|
|
|
data = RREG32(mmATC_MISC_CG);
|
|
|
|
data |= ATC_MISC_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmATC_MISC_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_WR_CG);
|
|
|
|
data |= MC_CITF_MISC_WR_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_WR_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_RD_CG);
|
|
|
|
data |= MC_CITF_MISC_RD_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_RD_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_VM_CG);
|
|
|
|
data |= MC_CITF_MISC_VM_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmVM_L2_CG);
|
|
|
|
data |= VM_L2_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmVM_L2_CG, data);
|
|
|
|
} else {
|
|
|
|
data = RREG32(mmMC_HUB_MISC_HUB_CG);
|
|
|
|
data &= ~MC_HUB_MISC_HUB_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_HUB_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_SIP_CG);
|
|
|
|
data &= ~MC_HUB_MISC_SIP_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_SIP_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_HUB_MISC_VM_CG);
|
|
|
|
data &= ~MC_HUB_MISC_VM_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_HUB_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_XPB_CLK_GAT);
|
|
|
|
data &= ~MC_XPB_CLK_GAT__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_XPB_CLK_GAT, data);
|
|
|
|
|
|
|
|
data = RREG32(mmATC_MISC_CG);
|
|
|
|
data &= ~ATC_MISC_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmATC_MISC_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_WR_CG);
|
|
|
|
data &= ~MC_CITF_MISC_WR_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_WR_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_RD_CG);
|
|
|
|
data &= ~MC_CITF_MISC_RD_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_RD_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmMC_CITF_MISC_VM_CG);
|
|
|
|
data &= ~MC_CITF_MISC_VM_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmMC_CITF_MISC_VM_CG, data);
|
|
|
|
|
|
|
|
data = RREG32(mmVM_L2_CG);
|
|
|
|
data &= ~VM_L2_CG__MEM_LS_ENABLE_MASK;
|
|
|
|
WREG32(mmVM_L2_CG, data);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_set_clockgating_state(void *handle,
|
|
|
|
enum amd_clockgating_state state)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2015-11-10 16:27:39 +00:00
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
|
2017-01-23 02:49:33 +00:00
|
|
|
if (amdgpu_sriov_vf(adev))
|
|
|
|
return 0;
|
|
|
|
|
2015-11-10 16:27:39 +00:00
|
|
|
switch (adev->asic_type) {
|
|
|
|
case CHIP_FIJI:
|
|
|
|
fiji_update_mc_medium_grain_clock_gating(adev,
|
2017-03-15 16:20:23 +00:00
|
|
|
state == AMD_CG_STATE_GATE);
|
2015-11-10 16:27:39 +00:00
|
|
|
fiji_update_mc_light_sleep(adev,
|
2017-03-15 16:20:23 +00:00
|
|
|
state == AMD_CG_STATE_GATE);
|
2015-11-10 16:27:39 +00:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2015-04-20 21:31:14 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-05-22 18:39:35 +00:00
|
|
|
static int gmc_v8_0_set_powergating_state(void *handle,
|
|
|
|
enum amd_powergating_state state)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2017-01-05 12:03:27 +00:00
|
|
|
static void gmc_v8_0_get_clockgating_state(void *handle, u32 *flags)
|
|
|
|
{
|
|
|
|
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
|
|
|
|
int data;
|
|
|
|
|
2017-01-23 02:49:33 +00:00
|
|
|
if (amdgpu_sriov_vf(adev))
|
|
|
|
*flags = 0;
|
|
|
|
|
2017-01-05 12:03:27 +00:00
|
|
|
/* AMD_CG_SUPPORT_MC_MGCG */
|
|
|
|
data = RREG32(mmMC_HUB_MISC_HUB_CG);
|
|
|
|
if (data & MC_HUB_MISC_HUB_CG__ENABLE_MASK)
|
|
|
|
*flags |= AMD_CG_SUPPORT_MC_MGCG;
|
|
|
|
|
|
|
|
/* AMD_CG_SUPPORT_MC_LS */
|
|
|
|
if (data & MC_HUB_MISC_HUB_CG__MEM_LS_ENABLE_MASK)
|
|
|
|
*flags |= AMD_CG_SUPPORT_MC_LS;
|
|
|
|
}
|
|
|
|
|
2016-10-13 21:41:13 +00:00
|
|
|
static const struct amd_ip_funcs gmc_v8_0_ip_funcs = {
|
2016-05-04 18:28:35 +00:00
|
|
|
.name = "gmc_v8_0",
|
2015-04-20 21:31:14 +00:00
|
|
|
.early_init = gmc_v8_0_early_init,
|
2015-09-04 16:48:29 +00:00
|
|
|
.late_init = gmc_v8_0_late_init,
|
2015-04-20 21:31:14 +00:00
|
|
|
.sw_init = gmc_v8_0_sw_init,
|
|
|
|
.sw_fini = gmc_v8_0_sw_fini,
|
|
|
|
.hw_init = gmc_v8_0_hw_init,
|
|
|
|
.hw_fini = gmc_v8_0_hw_fini,
|
|
|
|
.suspend = gmc_v8_0_suspend,
|
|
|
|
.resume = gmc_v8_0_resume,
|
|
|
|
.is_idle = gmc_v8_0_is_idle,
|
|
|
|
.wait_for_idle = gmc_v8_0_wait_for_idle,
|
2016-07-18 08:59:24 +00:00
|
|
|
.check_soft_reset = gmc_v8_0_check_soft_reset,
|
|
|
|
.pre_soft_reset = gmc_v8_0_pre_soft_reset,
|
2015-04-20 21:31:14 +00:00
|
|
|
.soft_reset = gmc_v8_0_soft_reset,
|
2016-07-18 08:59:24 +00:00
|
|
|
.post_soft_reset = gmc_v8_0_post_soft_reset,
|
2015-04-20 21:31:14 +00:00
|
|
|
.set_clockgating_state = gmc_v8_0_set_clockgating_state,
|
|
|
|
.set_powergating_state = gmc_v8_0_set_powergating_state,
|
2017-01-05 12:03:27 +00:00
|
|
|
.get_clockgating_state = gmc_v8_0_get_clockgating_state,
|
2015-04-20 21:31:14 +00:00
|
|
|
};
|
|
|
|
|
2018-01-12 14:26:08 +00:00
|
|
|
static const struct amdgpu_gmc_funcs gmc_v8_0_gmc_funcs = {
|
|
|
|
.flush_gpu_tlb = gmc_v8_0_flush_gpu_tlb,
|
2018-01-12 18:14:42 +00:00
|
|
|
.emit_flush_gpu_tlb = gmc_v8_0_emit_flush_gpu_tlb,
|
2018-01-12 14:26:08 +00:00
|
|
|
.set_pte_pde = gmc_v8_0_set_pte_pde,
|
2017-01-18 12:40:48 +00:00
|
|
|
.set_prt = gmc_v8_0_set_prt,
|
2017-05-12 13:39:39 +00:00
|
|
|
.get_vm_pte_flags = gmc_v8_0_get_vm_pte_flags,
|
|
|
|
.get_vm_pde = gmc_v8_0_get_vm_pde
|
2015-04-20 21:31:14 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
static const struct amdgpu_irq_src_funcs gmc_v8_0_irq_funcs = {
|
|
|
|
.set = gmc_v8_0_vm_fault_interrupt_state,
|
|
|
|
.process = gmc_v8_0_process_interrupt,
|
|
|
|
};
|
|
|
|
|
2018-01-12 14:26:08 +00:00
|
|
|
static void gmc_v8_0_set_gmc_funcs(struct amdgpu_device *adev)
|
2015-04-20 21:31:14 +00:00
|
|
|
{
|
2018-01-12 14:26:08 +00:00
|
|
|
if (adev->gmc.gmc_funcs == NULL)
|
|
|
|
adev->gmc.gmc_funcs = &gmc_v8_0_gmc_funcs;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void gmc_v8_0_set_irq_funcs(struct amdgpu_device *adev)
|
|
|
|
{
|
2018-01-12 13:52:22 +00:00
|
|
|
adev->gmc.vm_fault.num_types = 1;
|
|
|
|
adev->gmc.vm_fault.funcs = &gmc_v8_0_irq_funcs;
|
2015-04-20 21:31:14 +00:00
|
|
|
}
|
2016-10-13 21:41:13 +00:00
|
|
|
|
|
|
|
const struct amdgpu_ip_block_version gmc_v8_0_ip_block =
|
|
|
|
{
|
|
|
|
.type = AMD_IP_BLOCK_TYPE_GMC,
|
|
|
|
.major = 8,
|
|
|
|
.minor = 0,
|
|
|
|
.rev = 0,
|
|
|
|
.funcs = &gmc_v8_0_ip_funcs,
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};
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const struct amdgpu_ip_block_version gmc_v8_1_ip_block =
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{
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.type = AMD_IP_BLOCK_TYPE_GMC,
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.major = 8,
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.minor = 1,
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.rev = 0,
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.funcs = &gmc_v8_0_ip_funcs,
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};
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const struct amdgpu_ip_block_version gmc_v8_5_ip_block =
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|
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{
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.type = AMD_IP_BLOCK_TYPE_GMC,
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|
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.major = 8,
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|
.minor = 5,
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|
.rev = 0,
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|
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.funcs = &gmc_v8_0_ip_funcs,
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|
};
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