Commit 505ac303 authored by Evan Quan's avatar Evan Quan Committed by Alex Deucher

drm/amd/powerplay: support runtime ppfeatures setting on Navi10

Implement Navi10 backend for runtime ppfeatures status retrieving
and setting support.
Signed-off-by: default avatarEvan Quan <evan.quan@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b2136465
......@@ -1304,6 +1304,169 @@ static int navi10_get_uclk_dpm_states(struct smu_context *smu, uint32_t *clocks_
return 0;
}
static int navi10_get_ppfeature_status(struct smu_context *smu,
char *buf)
{
static const char *ppfeature_name[] = {
"DPM_PREFETCHER",
"DPM_GFXCLK",
"DPM_GFX_PACE",
"DPM_UCLK",
"DPM_SOCCLK",
"DPM_MP0CLK",
"DPM_LINK",
"DPM_DCEFCLK",
"MEM_VDDCI_SCALING",
"MEM_MVDD_SCALING",
"DS_GFXCLK",
"DS_SOCCLK",
"DS_LCLK",
"DS_DCEFCLK",
"DS_UCLK",
"GFX_ULV",
"FW_DSTATE",
"GFXOFF",
"BACO",
"VCN_PG",
"JPEG_PG",
"USB_PG",
"RSMU_SMN_CG",
"PPT",
"TDC",
"GFX_EDC",
"APCC_PLUS",
"GTHR",
"ACDC",
"VR0HOT",
"VR1HOT",
"FW_CTF",
"FAN_CONTROL",
"THERMAL",
"GFX_DCS",
"RM",
"LED_DISPLAY",
"GFX_SS",
"OUT_OF_BAND_MONITOR",
"TEMP_DEPENDENT_VMIN",
"MMHUB_PG",
"ATHUB_PG"};
static const char *output_title[] = {
"FEATURES",
"BITMASK",
"ENABLEMENT"};
uint64_t features_enabled;
uint32_t feature_mask[2];
int i;
int ret = 0;
int size = 0;
ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
PP_ASSERT_WITH_CODE(!ret,
"[GetPPfeatureStatus] Failed to get enabled smc features!",
return ret);
features_enabled = (uint64_t)feature_mask[0] |
(uint64_t)feature_mask[1] << 32;
size += sprintf(buf + size, "Current ppfeatures: 0x%016llx\n", features_enabled);
size += sprintf(buf + size, "%-19s %-22s %s\n",
output_title[0],
output_title[1],
output_title[2]);
for (i = 0; i < (sizeof(ppfeature_name) / sizeof(ppfeature_name[0])); i++) {
size += sprintf(buf + size, "%-19s 0x%016llx %6s\n",
ppfeature_name[i],
1ULL << i,
(features_enabled & (1ULL << i)) ? "Y" : "N");
}
return size;
}
static int navi10_enable_smc_features(struct smu_context *smu,
bool enabled,
uint64_t feature_masks)
{
struct smu_feature *feature = &smu->smu_feature;
uint32_t feature_low, feature_high;
uint32_t feature_mask[2];
int ret = 0;
feature_low = (uint32_t)(feature_masks & 0xFFFFFFFF);
feature_high = (uint32_t)((feature_masks & 0xFFFFFFFF00000000ULL) >> 32);
if (enabled) {
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnableSmuFeaturesLow,
feature_low);
if (ret)
return ret;
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnableSmuFeaturesHigh,
feature_high);
if (ret)
return ret;
} else {
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DisableSmuFeaturesLow,
feature_low);
if (ret)
return ret;
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DisableSmuFeaturesHigh,
feature_high);
if (ret)
return ret;
}
ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
if (ret)
return ret;
mutex_lock(&feature->mutex);
bitmap_copy(feature->enabled, (unsigned long *)&feature_mask,
feature->feature_num);
mutex_unlock(&feature->mutex);
return 0;
}
static int navi10_set_ppfeature_status(struct smu_context *smu,
uint64_t new_ppfeature_masks)
{
uint64_t features_enabled;
uint32_t feature_mask[2];
uint64_t features_to_enable;
uint64_t features_to_disable;
int ret = 0;
ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
PP_ASSERT_WITH_CODE(!ret,
"[SetPPfeatureStatus] Failed to get enabled smc features!",
return ret);
features_enabled = (uint64_t)feature_mask[0] |
(uint64_t)feature_mask[1] << 32;
features_to_disable =
features_enabled & ~new_ppfeature_masks;
features_to_enable =
~features_enabled & new_ppfeature_masks;
pr_debug("features_to_disable 0x%llx\n", features_to_disable);
pr_debug("features_to_enable 0x%llx\n", features_to_enable);
if (features_to_disable) {
ret = navi10_enable_smc_features(smu, false, features_to_disable);
PP_ASSERT_WITH_CODE(!ret,
"[SetPPfeatureStatus] Failed to disable smc features!",
return ret);
}
if (features_to_enable) {
ret = navi10_enable_smc_features(smu, true, features_to_enable);
PP_ASSERT_WITH_CODE(!ret,
"[SetPPfeatureStatus] Failed to enable smc features!",
return ret);
}
return 0;
}
static const struct pptable_funcs navi10_ppt_funcs = {
.tables_init = navi10_tables_init,
.alloc_dpm_context = navi10_allocate_dpm_context,
......@@ -1337,6 +1500,8 @@ static const struct pptable_funcs navi10_ppt_funcs = {
.set_watermarks_table = navi10_set_watermarks_table,
.read_sensor = navi10_read_sensor,
.get_uclk_dpm_states = navi10_get_uclk_dpm_states,
.get_ppfeature_status = navi10_get_ppfeature_status,
.set_ppfeature_status = navi10_set_ppfeature_status,
};
void navi10_set_ppt_funcs(struct smu_context *smu)
......
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