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drm/amd/pm: correct the settings for ro range minimum and maximum

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Make the settings more precise.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-09-11 14:44:17 +08:00 • committed by Alex Deucher
parent 029479acca
commit a90e6fbe47
2 changed files with 65 additions and 0 deletions
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62
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
View file

@ -97,6 +97,9 @@ static struct profile_mode_setting smu7_profiling[7] =
#define PWR_SVI2_PLANE1_LOAD__PSI1__SHIFT 0x00000005
#define PWR_SVI2_PLANE1_LOAD__PSI0_EN__SHIFT 0x00000006
#define STRAP_EVV_REVISION_MSB 2211
#define STRAP_EVV_REVISION_LSB 2208
/** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */
enum DPM_EVENT_SRC {
DPM_EVENT_SRC_ANALOG = 0,
@ -1696,6 +1699,61 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
PHM_PlatformCaps_VCEPowerGating);
}
static int smu7_calculate_ro_range(struct pp_hwmgr *hwmgr)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
struct amdgpu_device *adev = hwmgr->adev;
uint32_t asicrev1, evv_revision, max, min;
atomctrl_read_efuse(hwmgr, STRAP_EVV_REVISION_LSB, STRAP_EVV_REVISION_MSB,
&evv_revision);
atomctrl_read_efuse(hwmgr, 568, 579, &asicrev1);
if (ASICID_IS_P20(adev->pdev->device, adev->pdev->revision) ||
ASICID_IS_P30(adev->pdev->device, adev->pdev->revision)) {
min = 1200;
max = 2500;
} else if (ASICID_IS_P21(adev->pdev->device, adev->pdev->revision) ||
ASICID_IS_P31(adev->pdev->device, adev->pdev->revision)) {
min = 900;
max= 2100;
} else if (hwmgr->chip_id == CHIP_POLARIS10) {
if (adev->pdev->subsystem_vendor == 0x106B) {
min = 1000;
max = 2300;
} else {
if (evv_revision == 0) {
min = 1000;
max = 2300;
} else if (evv_revision == 1) {
if (asicrev1 == 326) {
min = 1200;
max = 2500;
/* TODO: PATCH RO in VBIOS */
} else {
min = 1200;
max = 2000;
}
} else if (evv_revision == 2) {
min = 1200;
max = 2500;
}
}
} else if ((hwmgr->chip_id == CHIP_POLARIS11) ||
(hwmgr->chip_id == CHIP_POLARIS12)) {
min = 1100;
max = 2100;
}
data->ro_range_minimum = min;
data->ro_range_maximum = max;
/* TODO: PATCH RO in VBIOS here */
return 0;
}
/**
* Get Leakage VDDC based on leakage ID.
*
@ -1714,6 +1772,10 @@ static int smu7_get_evv_voltages(struct pp_hwmgr *hwmgr)
(struct phm_ppt_v1_information *)hwmgr->pptable;
struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = NULL;
if (hwmgr->chip_id == CHIP_POLARIS10 ||
hwmgr->chip_id == CHIP_POLARIS11 ||
hwmgr->chip_id == CHIP_POLARIS12)
smu7_calculate_ro_range(hwmgr);
for (i = 0; i < SMU7_MAX_LEAKAGE_COUNT; i++) {
vv_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;

3
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.h
View file

@ -328,6 +328,9 @@ struct smu7_hwmgr {
uint16_t mem_latency_low;
uint32_t vr_config;
struct profile_mode_setting current_profile_setting;
uint32_t ro_range_minimum;
uint32_t ro_range_maximum;
};
/* To convert to Q8.8 format for firmware */