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drm/amd/powerplay: support Vega12 retrieving and setting ppfeatures 

Enable retrieving and setting ppfeatures on Vega12.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-01-25 14:15:10 +08:00 committed by Alex Deucher
parent aa1083edce
commit 5eeb3f62a5
1 changed files with 100 additions and 0 deletions
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100
drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
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@ -1933,6 +1933,104 @@ static int vega12_force_clock_level(struct pp_hwmgr *hwmgr,
return 0; return 0;
} }
static int vega12_get_ppfeature_status(struct pp_hwmgr *hwmgr, char *buf)
{
static const char *ppfeature_name[] = {
"DPM_PREFETCHER",
"GFXCLK_DPM",
"UCLK_DPM",
"SOCCLK_DPM",
"UVD_DPM",
"VCE_DPM",
"ULV",
"MP0CLK_DPM",
"LINK_DPM",
"DCEFCLK_DPM",
"GFXCLK_DS",
"SOCCLK_DS",
"LCLK_DS",
"PPT",
"TDC",
"THERMAL",
"GFX_PER_CU_CG",
"RM",
"DCEFCLK_DS",
"ACDC",
"VR0HOT",
"VR1HOT",
"FW_CTF",
"LED_DISPLAY",
"FAN_CONTROL",
"DIDT",
"GFXOFF",
"CG",
"ACG"};
static const char *output_title[] = {
"FEATURES",
"BITMASK",
"ENABLEMENT"};
uint64_t features_enabled;
int i;
int ret = 0;
int size = 0;
ret = vega12_get_enabled_smc_features(hwmgr, &features_enabled);
PP_ASSERT_WITH_CODE(!ret,
"[EnableAllSmuFeatures] Failed to get enabled smc features!",
return ret);
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 < GNLD_FEATURES_MAX; 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 vega12_set_ppfeature_status(struct pp_hwmgr *hwmgr, uint64_t new_ppfeature_masks)
{
uint64_t features_enabled;
uint64_t features_to_enable;
uint64_t features_to_disable;
int ret = 0;
if (new_ppfeature_masks >= (1ULL << GNLD_FEATURES_MAX))
return -EINVAL;
ret = vega12_get_enabled_smc_features(hwmgr, &features_enabled);
if (ret)
return ret;
features_to_disable =
(features_enabled ^ new_ppfeature_masks) & features_enabled;
features_to_enable =
(features_enabled ^ new_ppfeature_masks) ^ features_to_disable;
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 = vega12_enable_smc_features(hwmgr, false, features_to_disable);
if (ret)
return ret;
}
if (features_to_enable) {
ret = vega12_enable_smc_features(hwmgr, true, features_to_enable);
if (ret)
return ret;
}
return 0;
}
static int vega12_print_clock_levels(struct pp_hwmgr *hwmgr, static int vega12_print_clock_levels(struct pp_hwmgr *hwmgr,
enum pp_clock_type type, char *buf) enum pp_clock_type type, char *buf)
{ {
@ -2528,6 +2626,8 @@ static const struct pp_hwmgr_func vega12_hwmgr_funcs = {
.start_thermal_controller = vega12_start_thermal_controller, .start_thermal_controller = vega12_start_thermal_controller,
.powergate_gfx = vega12_gfx_off_control, .powergate_gfx = vega12_gfx_off_control,
.get_performance_level = vega12_get_performance_level, .get_performance_level = vega12_get_performance_level,
.get_ppfeature_status = vega12_get_ppfeature_status,
.set_ppfeature_status = vega12_set_ppfeature_status,
}; };
int vega12_hwmgr_init(struct pp_hwmgr *hwmgr) int vega12_hwmgr_init(struct pp_hwmgr *hwmgr)