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drm/amd/pm: add callbacks to read/write sysfs file pp_power_profile_mode

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Implement the sysfs API for getting/setting pp_power_profile_mode for
yellow carp.

Signed-off-by: Xiaomeng Hou <Xiaomeng.Hou@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Xiaomeng Hou 2021-03-29 21:27:49 +08:00 committed by Alex Deucher
parent 40954754f7
commit bd8dcea93a
1 changed files with 86 additions and 0 deletions
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86
drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
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@ -135,6 +135,14 @@ static struct cmn2asic_mapping yellow_carp_table_map[SMU_TABLE_COUNT] = {
TAB_MAP_VALID(CUSTOM_DPM),
TAB_MAP_VALID(DPMCLOCKS),
};
static struct cmn2asic_mapping yellow_carp_workload_map[PP_SMC_POWER_PROFILE_COUNT] = {
WORKLOAD_MAP(PP_SMC_POWER_PROFILE_FULLSCREEN3D, WORKLOAD_PPLIB_FULL_SCREEN_3D_BIT),
WORKLOAD_MAP(PP_SMC_POWER_PROFILE_VIDEO, WORKLOAD_PPLIB_VIDEO_BIT),
WORKLOAD_MAP(PP_SMC_POWER_PROFILE_VR, WORKLOAD_PPLIB_VR_BIT),
WORKLOAD_MAP(PP_SMC_POWER_PROFILE_COMPUTE, WORKLOAD_PPLIB_COMPUTE_BIT),
WORKLOAD_MAP(PP_SMC_POWER_PROFILE_CUSTOM, WORKLOAD_PPLIB_CUSTOM_BIT),
};
static int yellow_carp_init_smc_tables(struct smu_context *smu)
{
@ -463,6 +471,81 @@ static int yellow_carp_set_watermarks_table(struct smu_context *smu,
return 0;
}
static int yellow_carp_get_power_profile_mode(struct smu_context *smu,
char *buf)
{
static const char *profile_name[] = {
"BOOTUP_DEFAULT",
"3D_FULL_SCREEN",
"POWER_SAVING",
"VIDEO",
"VR",
"COMPUTE",
"CUSTOM"};
uint32_t i, size = 0;
int16_t workload_type = 0;
if (!buf)
return -EINVAL;
for (i = 0; i <= PP_SMC_POWER_PROFILE_CUSTOM; i++) {
/*
* Conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT.
* Not all profile modes are supported on yellow carp.
*/
workload_type = smu_cmn_to_asic_specific_index(smu,
CMN2ASIC_MAPPING_WORKLOAD,
i);
if (workload_type < 0)
continue;
size += sprintf(buf + size, "%2d %14s%s\n",
i, profile_name[i], (i == smu->power_profile_mode) ? "*" : " ");
}
return size;
}
static int yellow_carp_set_power_profile_mode(struct smu_context *smu,
long *input, uint32_t size)
{
int workload_type, ret;
uint32_t profile_mode = input[size];
if (profile_mode > PP_SMC_POWER_PROFILE_CUSTOM) {
dev_err(smu->adev->dev, "Invalid power profile mode %d\n", profile_mode);
return -EINVAL;
}
if (profile_mode == PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT ||
profile_mode == PP_SMC_POWER_PROFILE_POWERSAVING)
return 0;
/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
workload_type = smu_cmn_to_asic_specific_index(smu,
CMN2ASIC_MAPPING_WORKLOAD,
profile_mode);
if (workload_type < 0) {
dev_dbg(smu->adev->dev, "Unsupported power profile mode %d on YELLOWCARP\n",
profile_mode);
return -EINVAL;
}
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ActiveProcessNotify,
1 << workload_type,
NULL);
if (ret) {
dev_err_once(smu->adev->dev, "Fail to set workload type %d\n",
workload_type);
return ret;
}
smu->power_profile_mode = profile_mode;
return 0;
}
static int yellow_carp_od_edit_dpm_table(struct smu_context *smu, enum PP_OD_DPM_TABLE_COMMAND type,
long input[], uint32_t size)
{
@ -940,6 +1023,8 @@ static const struct pptable_funcs yellow_carp_ppt_funcs = {
.read_sensor = yellow_carp_read_sensor,
.is_dpm_running = yellow_carp_is_dpm_running,
.set_watermarks_table = yellow_carp_set_watermarks_table,
.get_power_profile_mode = yellow_carp_get_power_profile_mode,
.set_power_profile_mode = yellow_carp_set_power_profile_mode,
.get_enabled_mask = smu_cmn_get_enabled_32_bits_mask,
.get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
.set_driver_table_location = smu_v13_0_1_set_driver_table_location,
@ -958,5 +1043,6 @@ void yellow_carp_set_ppt_funcs(struct smu_context *smu)
smu->message_map = yellow_carp_message_map;
smu->feature_map = yellow_carp_feature_mask_map;
smu->table_map = yellow_carp_table_map;
smu->workload_map = yellow_carp_workload_map;
smu->is_apu = true;
}