Commit ab5cf3a5 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher

drm/amd/powerplay: add avfs fuse overdriver func.

Add a function to look up the AVFS fuse values for vega10
These are used to populate the avfs fuse table in the smu.
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d6c025d2
...@@ -9,8 +9,7 @@ HARDWARE_MGR = hwmgr.o processpptables.o functiontables.o \ ...@@ -9,8 +9,7 @@ HARDWARE_MGR = hwmgr.o processpptables.o functiontables.o \
smu7_hwmgr.o smu7_powertune.o smu7_thermal.o \ smu7_hwmgr.o smu7_powertune.o smu7_thermal.o \
smu7_clockpowergating.o \ smu7_clockpowergating.o \
vega10_processpptables.o vega10_hwmgr.o vega10_powertune.o \ vega10_processpptables.o vega10_hwmgr.o vega10_powertune.o \
vega10_thermal.o vega10_thermal.o pp_overdriver.o
AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR)) AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR))
......
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/*
* Copyright 2015 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef _PP_OVERDRIVER_H_
#define _PP_OVERDRIVER_H_
#include <linux/types.h>
#include <linux/kernel.h>
struct phm_fuses_default {
const char *key;
uint32_t VFT2_m1;
uint32_t VFT2_m2;
uint32_t VFT2_b;
uint32_t VFT1_m1;
uint32_t VFT1_m2;
uint32_t VFT1_b;
uint32_t VFT0_m1;
uint32_t VFT0_m2;
uint32_t VFT0_b;
};
extern struct phm_fuses_default vega10_fuses_default[];
extern int pp_override_get_default_fuse_value(uint64_t key,
struct phm_fuses_default list[],
struct phm_fuses_default *result);
#endif
\ No newline at end of file
...@@ -47,7 +47,7 @@ ...@@ -47,7 +47,7 @@
#include "amd_pcie_helpers.h" #include "amd_pcie_helpers.h"
#include "cgs_linux.h" #include "cgs_linux.h"
#include "ppinterrupt.h" #include "ppinterrupt.h"
#include "pp_overdriver.h"
#define VOLTAGE_SCALE 4 #define VOLTAGE_SCALE 4
#define VOLTAGE_VID_OFFSET_SCALE1 625 #define VOLTAGE_VID_OFFSET_SCALE1 625
...@@ -2286,6 +2286,45 @@ static int vega10_avfs_enable(struct pp_hwmgr *hwmgr, bool enable) ...@@ -2286,6 +2286,45 @@ static int vega10_avfs_enable(struct pp_hwmgr *hwmgr, bool enable)
return 0; return 0;
} }
static int vega10_populate_and_upload_avfs_fuse_override(struct pp_hwmgr *hwmgr)
{
int result = 0;
uint64_t serial_number = 0;
uint32_t top32, bottom32;
struct phm_fuses_default fuse;
struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend);
AvfsFuseOverride_t *avfs_fuse_table = &(data->smc_state_table.avfs_fuse_override_table);
smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_ReadSerialNumTop32);
vega10_read_arg_from_smc(hwmgr->smumgr, &top32);
smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_ReadSerialNumBottom32);
vega10_read_arg_from_smc(hwmgr->smumgr, &bottom32);
serial_number = ((uint64_t)bottom32 << 32) | top32;
if (pp_override_get_default_fuse_value(serial_number, vega10_fuses_default, &fuse) == 0) {
avfs_fuse_table->VFT0_b = fuse.VFT0_b;
avfs_fuse_table->VFT0_m1 = fuse.VFT0_m1;
avfs_fuse_table->VFT0_m2 = fuse.VFT0_m2;
avfs_fuse_table->VFT1_b = fuse.VFT1_b;
avfs_fuse_table->VFT1_m1 = fuse.VFT1_m1;
avfs_fuse_table->VFT1_m2 = fuse.VFT1_m2;
avfs_fuse_table->VFT2_b = fuse.VFT2_b;
avfs_fuse_table->VFT2_m1 = fuse.VFT2_m1;
avfs_fuse_table->VFT2_m2 = fuse.VFT2_m2;
result = vega10_copy_table_to_smc(hwmgr->smumgr,
(uint8_t *)avfs_fuse_table, AVFSFUSETABLE);
PP_ASSERT_WITH_CODE(!result,
"Failed to upload FuseOVerride!",
);
}
return result;
}
static int vega10_save_default_power_profile(struct pp_hwmgr *hwmgr) static int vega10_save_default_power_profile(struct pp_hwmgr *hwmgr)
{ {
struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend); struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend);
...@@ -2439,6 +2478,8 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr) ...@@ -2439,6 +2478,8 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr)
pp_table->GfxActivityAverageAlpha = (uint8_t) pp_table->GfxActivityAverageAlpha = (uint8_t)
(data->gfx_activity_average_alpha); (data->gfx_activity_average_alpha);
vega10_populate_and_upload_avfs_fuse_override(hwmgr);
result = vega10_copy_table_to_smc(hwmgr->smumgr, result = vega10_copy_table_to_smc(hwmgr->smumgr,
(uint8_t *)pp_table, PPTABLE); (uint8_t *)pp_table, PPTABLE);
PP_ASSERT_WITH_CODE(!result, PP_ASSERT_WITH_CODE(!result,
......
...@@ -210,6 +210,7 @@ struct vega10_smc_state_table { ...@@ -210,6 +210,7 @@ struct vega10_smc_state_table {
PPTable_t pp_table; PPTable_t pp_table;
Watermarks_t water_marks_table; Watermarks_t water_marks_table;
AvfsTable_t avfs_table; AvfsTable_t avfs_table;
AvfsFuseOverride_t avfs_fuse_override_table;
}; };
struct vega10_mclk_latency_entries { struct vega10_mclk_latency_entries {
......
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