diff options
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/acpi.c | 296 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/acpi.h | 89 |
2 files changed, 385 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/acpi.c b/drivers/net/wireless/realtek/rtw89/acpi.c index d66515def211..c97cc29cc663 100644 --- a/drivers/net/wireless/realtek/rtw89/acpi.c +++ b/drivers/net/wireless/realtek/rtw89/acpi.c @@ -501,6 +501,265 @@ void rtw89_acpi_sar_load_sml_has_6ghz(struct rtw89_dev *rtwdev, } } +static s16 rtw89_acpi_geo_sar_normalize_delta(s8 delta) +{ + static const u8 fct = 1; + + BUILD_BUG_ON(fct > TXPWR_FACTOR_OF_RTW89_ACPI_SAR); + + return delta << (TXPWR_FACTOR_OF_RTW89_ACPI_SAR - fct); +} + +static enum rtw89_acpi_geo_sar_regd_hp +rtw89_acpi_geo_sar_regd_convert_hp_idx(enum rtw89_regulation_type regd) +{ + switch (regd) { + case RTW89_FCC: + case RTW89_IC: + case RTW89_NCC: + case RTW89_CHILE: + case RTW89_MEXICO: + return RTW89_ACPI_GEO_SAR_REGD_HP_FCC; + case RTW89_ETSI: + case RTW89_MKK: + case RTW89_ACMA: + return RTW89_ACPI_GEO_SAR_REGD_HP_ETSI; + default: + case RTW89_WW: + case RTW89_NA: + case RTW89_KCC: + return RTW89_ACPI_GEO_SAR_REGD_HP_WW; + } +} + +static enum rtw89_acpi_geo_sar_regd_rt +rtw89_acpi_geo_sar_regd_convert_rt_idx(enum rtw89_regulation_type regd) +{ + switch (regd) { + case RTW89_FCC: + case RTW89_NCC: + case RTW89_CHILE: + case RTW89_MEXICO: + return RTW89_ACPI_GEO_SAR_REGD_RT_FCC; + case RTW89_ETSI: + case RTW89_ACMA: + return RTW89_ACPI_GEO_SAR_REGD_RT_ETSI; + case RTW89_MKK: + return RTW89_ACPI_GEO_SAR_REGD_RT_MKK; + case RTW89_IC: + return RTW89_ACPI_GEO_SAR_REGD_RT_IC; + case RTW89_KCC: + return RTW89_ACPI_GEO_SAR_REGD_RT_KCC; + default: + case RTW89_WW: + case RTW89_NA: + return RTW89_ACPI_GEO_SAR_REGD_RT_WW; + } +} + +static +void rtw89_acpi_geo_sar_load_by_hp(struct rtw89_dev *rtwdev, + const struct rtw89_acpi_geo_sar_hp_val *ptr, + enum rtw89_rf_path path, s16 *val) +{ + u8 antidx = rtw89_acpi_sar_rfpath_to_hp_antidx(path); + s16 delta = rtw89_acpi_geo_sar_normalize_delta(ptr->delta[antidx]); + s16 max = rtw89_acpi_sar_normalize_hp_val(ptr->max); + + *val = clamp_t(s32, (*val) + delta, MIN_VAL_OF_RTW89_ACPI_SAR, max); +} + +static +void rtw89_acpi_geo_sar_load_by_rt(struct rtw89_dev *rtwdev, + const struct rtw89_acpi_geo_sar_rt_val *ptr, + s16 *val) +{ + s16 delta = rtw89_acpi_geo_sar_normalize_delta(ptr->delta); + s16 max = rtw89_acpi_sar_normalize_rt_val(ptr->max); + + *val = clamp_t(s32, (*val) + delta, MIN_VAL_OF_RTW89_ACPI_SAR, max); +} + +static +void rtw89_acpi_geo_sar_load_hp_legacy(struct rtw89_dev *rtwdev, + const void *content, + enum rtw89_regulation_type regd, + struct rtw89_sar_entry_from_acpi *ent) +{ + const struct rtw89_acpi_geo_sar_hp_legacy *ptr = content; + const struct rtw89_acpi_geo_sar_hp_legacy_entry *ptr_ent; + const struct rtw89_acpi_geo_sar_hp_val *ptr_ent_val; + enum rtw89_acpi_geo_sar_regd_hp geo_idx = + rtw89_acpi_geo_sar_regd_convert_hp_idx(regd); + enum rtw89_acpi_sar_subband subband; + enum rtw89_rf_path path; + enum rtw89_band band; + + ptr_ent = &ptr->entries[geo_idx]; + + for (subband = 0; subband < NUM_OF_RTW89_ACPI_SAR_SUBBAND; subband++) { + band = rtw89_acpi_sar_subband_to_band(rtwdev, subband); + switch (band) { + case RTW89_BAND_2G: + ptr_ent_val = &ptr_ent->val_2ghz; + break; + case RTW89_BAND_5G: + ptr_ent_val = &ptr_ent->val_5ghz; + break; + default: + case RTW89_BAND_6G: + ptr_ent_val = NULL; + break; + } + + if (!ptr_ent_val) + continue; + + for (path = 0; path < NUM_OF_RTW89_ACPI_SAR_RF_PATH; path++) + rtw89_acpi_geo_sar_load_by_hp(rtwdev, ptr_ent_val, path, + &ent->v[subband][path]); + } +} + +static +void rtw89_acpi_geo_sar_load_hp_has_6ghz(struct rtw89_dev *rtwdev, + const void *content, + enum rtw89_regulation_type regd, + struct rtw89_sar_entry_from_acpi *ent) +{ + const struct rtw89_acpi_geo_sar_hp_has_6ghz *ptr = content; + const struct rtw89_acpi_geo_sar_hp_has_6ghz_entry *ptr_ent; + const struct rtw89_acpi_geo_sar_hp_val *ptr_ent_val; + enum rtw89_acpi_geo_sar_regd_hp geo_idx = + rtw89_acpi_geo_sar_regd_convert_hp_idx(regd); + enum rtw89_acpi_sar_subband subband; + enum rtw89_rf_path path; + enum rtw89_band band; + + ptr_ent = &ptr->entries[geo_idx]; + + for (subband = 0; subband < NUM_OF_RTW89_ACPI_SAR_SUBBAND; subband++) { + band = rtw89_acpi_sar_subband_to_band(rtwdev, subband); + switch (band) { + case RTW89_BAND_2G: + ptr_ent_val = &ptr_ent->val_2ghz; + break; + case RTW89_BAND_5G: + ptr_ent_val = &ptr_ent->val_5ghz; + break; + case RTW89_BAND_6G: + ptr_ent_val = &ptr_ent->val_6ghz; + break; + default: + ptr_ent_val = NULL; + break; + } + + if (!ptr_ent_val) + continue; + + for (path = 0; path < NUM_OF_RTW89_ACPI_SAR_RF_PATH; path++) + rtw89_acpi_geo_sar_load_by_hp(rtwdev, ptr_ent_val, path, + &ent->v[subband][path]); + } +} + +static +void rtw89_acpi_geo_sar_load_rt_legacy(struct rtw89_dev *rtwdev, + const void *content, + enum rtw89_regulation_type regd, + struct rtw89_sar_entry_from_acpi *ent) +{ + const struct rtw89_acpi_geo_sar_rt_legacy *ptr = content; + const struct rtw89_acpi_geo_sar_rt_legacy_entry *ptr_ent; + const struct rtw89_acpi_geo_sar_rt_val *ptr_ent_val; + enum rtw89_acpi_geo_sar_regd_rt geo_idx = + rtw89_acpi_geo_sar_regd_convert_rt_idx(regd); + enum rtw89_acpi_sar_subband subband; + enum rtw89_rf_path path; + enum rtw89_band band; + + ptr_ent = &ptr->entries[geo_idx]; + + for (subband = 0; subband < NUM_OF_RTW89_ACPI_SAR_SUBBAND; subband++) { + band = rtw89_acpi_sar_subband_to_band(rtwdev, subband); + switch (band) { + case RTW89_BAND_2G: + ptr_ent_val = &ptr_ent->val_2ghz; + break; + case RTW89_BAND_5G: + ptr_ent_val = &ptr_ent->val_5ghz; + break; + default: + case RTW89_BAND_6G: + ptr_ent_val = NULL; + break; + } + + if (!ptr_ent_val) + continue; + + for (path = 0; path < NUM_OF_RTW89_ACPI_SAR_RF_PATH; path++) + rtw89_acpi_geo_sar_load_by_rt(rtwdev, ptr_ent_val, + &ent->v[subband][path]); + } +} + +static +void rtw89_acpi_geo_sar_load_rt_has_6ghz(struct rtw89_dev *rtwdev, + const void *content, + enum rtw89_regulation_type regd, + struct rtw89_sar_entry_from_acpi *ent) +{ + const struct rtw89_acpi_geo_sar_rt_has_6ghz *ptr = content; + const struct rtw89_acpi_geo_sar_rt_has_6ghz_entry *ptr_ent; + const struct rtw89_acpi_geo_sar_rt_val *ptr_ent_val; + enum rtw89_acpi_geo_sar_regd_rt geo_idx = + rtw89_acpi_geo_sar_regd_convert_rt_idx(regd); + enum rtw89_acpi_sar_subband subband; + enum rtw89_rf_path path; + enum rtw89_band band; + + ptr_ent = &ptr->entries[geo_idx]; + + for (subband = 0; subband < NUM_OF_RTW89_ACPI_SAR_SUBBAND; subband++) { + band = rtw89_acpi_sar_subband_to_band(rtwdev, subband); + switch (band) { + case RTW89_BAND_2G: + ptr_ent_val = &ptr_ent->val_2ghz; + break; + case RTW89_BAND_5G: + ptr_ent_val = &ptr_ent->val_5ghz; + break; + case RTW89_BAND_6G: + ptr_ent_val = &ptr_ent->val_6ghz; + break; + default: + ptr_ent_val = NULL; + break; + } + + if (!ptr_ent_val) + continue; + + for (path = 0; path < NUM_OF_RTW89_ACPI_SAR_RF_PATH; path++) + rtw89_acpi_geo_sar_load_by_rt(rtwdev, ptr_ent_val, + &ent->v[subband][path]); + } +} + +#define RTW89_ACPI_GEO_SAR_DECL_HANDLER(type) \ +static const struct rtw89_acpi_geo_sar_handler \ +rtw89_acpi_geo_sar_handler_ ## type = { \ + .data_size = RTW89_ACPI_GEO_SAR_SIZE_OF(type), \ + .load = rtw89_acpi_geo_sar_load_ ## type, \ +} + +RTW89_ACPI_GEO_SAR_DECL_HANDLER(hp_legacy); +RTW89_ACPI_GEO_SAR_DECL_HANDLER(hp_has_6ghz); +RTW89_ACPI_GEO_SAR_DECL_HANDLER(rt_legacy); +RTW89_ACPI_GEO_SAR_DECL_HANDLER(rt_has_6ghz); + static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { { .id = { @@ -508,6 +767,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_LEGACY, .size = RTW89_ACPI_SAR_SIZE_OF(std_legacy), }, + .geo = &rtw89_acpi_geo_sar_handler_hp_legacy, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_hp_antidx, .normalize = rtw89_acpi_sar_normalize_hp_val, @@ -519,6 +779,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_HAS_6GHZ, .size = RTW89_ACPI_SAR_SIZE_OF(std_has_6ghz), }, + .geo = &rtw89_acpi_geo_sar_handler_hp_has_6ghz, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_hp_antidx, .normalize = rtw89_acpi_sar_normalize_hp_val, @@ -530,6 +791,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_LEGACY, .size = RTW89_ACPI_SAR_SIZE_OF(std_legacy), }, + .geo = &rtw89_acpi_geo_sar_handler_rt_legacy, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_rt_antidx, .normalize = rtw89_acpi_sar_normalize_rt_val, @@ -541,6 +803,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_HAS_6GHZ, .size = RTW89_ACPI_SAR_SIZE_OF(std_has_6ghz), }, + .geo = &rtw89_acpi_geo_sar_handler_rt_has_6ghz, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_rt_antidx, .normalize = rtw89_acpi_sar_normalize_rt_val, @@ -552,6 +815,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_LEGACY, .size = RTW89_ACPI_SAR_SIZE_OF(sml_legacy), }, + .geo = &rtw89_acpi_geo_sar_handler_rt_legacy, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_rt_antidx, .normalize = rtw89_acpi_sar_normalize_rt_val, @@ -563,6 +827,7 @@ static const struct rtw89_acpi_sar_recognition rtw89_acpi_sar_recs[] = { .rev = RTW89_ACPI_SAR_REV_HAS_6GHZ, .size = RTW89_ACPI_SAR_SIZE_OF(sml_has_6ghz), }, + .geo = &rtw89_acpi_geo_sar_handler_rt_has_6ghz, .rfpath_to_antidx = rtw89_acpi_sar_rfpath_to_rt_antidx, .normalize = rtw89_acpi_sar_normalize_rt_val, @@ -798,6 +1063,35 @@ out: return ret; } +static +void rtw89_acpi_evaluate_geo_sar(struct rtw89_dev *rtwdev, + const struct rtw89_acpi_geo_sar_handler *hdl, + struct rtw89_sar_cfg_acpi *cfg) +{ + const struct rtw89_acpi_data *data; + u32 len; + + data = rtw89_acpi_evaluate_method(rtwdev, RTW89_ACPI_METHOD_GEO_SAR); + if (!data) + return; + + rtw89_debug(rtwdev, RTW89_DBG_ACPI, "acpi load geo sar\n"); + + len = data->len; + if (len != hdl->data_size) { + rtw89_debug(rtwdev, RTW89_DBG_ACPI, "invalid buf len %u (expected %u)\n", + len, hdl->data_size); + goto out; + } + + for (unsigned int i = 0; i < cfg->valid_num; i++) + for (u8 regd = 0; regd < RTW89_REGD_NUM; regd++) + hdl->load(rtwdev, data->buf, regd, &cfg->tables[i].entries[regd]); + +out: + kfree(data); +} + int rtw89_acpi_evaluate_sar(struct rtw89_dev *rtwdev, struct rtw89_sar_cfg_acpi *cfg) { @@ -817,6 +1111,8 @@ int rtw89_acpi_evaluate_sar(struct rtw89_dev *rtwdev, fetch_indicator = true; recognized: + rtw89_acpi_evaluate_geo_sar(rtwdev, rec->geo, cfg); + switch (rec->id.cid) { case RTW89_ACPI_SAR_CID_HP: cfg->downgrade_2tx = 3 << TXPWR_FACTOR_OF_RTW89_ACPI_SAR; diff --git a/drivers/net/wireless/realtek/rtw89/acpi.h b/drivers/net/wireless/realtek/rtw89/acpi.h index b03e4af6555e..8ec9011bfefb 100644 --- a/drivers/net/wireless/realtek/rtw89/acpi.h +++ b/drivers/net/wireless/realtek/rtw89/acpi.h @@ -91,6 +91,7 @@ enum rtw89_acpi_sar_rev { #define RTW89_ACPI_METHOD_STATIC_SAR "WRDS" #define RTW89_ACPI_METHOD_DYNAMIC_SAR "RWRD" #define RTW89_ACPI_METHOD_DYNAMIC_SAR_INDICATOR "RWSI" +#define RTW89_ACPI_METHOD_GEO_SAR "RWGS" struct rtw89_acpi_sar_std_legacy { u8 v[RTW89_ACPI_SAR_ANT_NR_STD][RTW89_ACPI_SAR_SUBBAND_NR_LEGACY]; @@ -136,6 +137,7 @@ struct rtw89_acpi_sar_identifier { struct rtw89_acpi_sar_recognition { struct rtw89_acpi_sar_identifier id; + const struct rtw89_acpi_geo_sar_handler *geo; u8 (*rfpath_to_antidx)(enum rtw89_rf_path rfpath); s16 (*normalize)(u8 v); @@ -145,6 +147,93 @@ struct rtw89_acpi_sar_recognition { struct rtw89_sar_entry_from_acpi *ent); }; +struct rtw89_acpi_geo_sar_hp_val { + u8 max; + s8 delta[RTW89_ACPI_SAR_ANT_NR_STD]; +} __packed; + +struct rtw89_acpi_geo_sar_hp_legacy_entry { + struct rtw89_acpi_geo_sar_hp_val val_2ghz; + struct rtw89_acpi_geo_sar_hp_val val_5ghz; +} __packed; + +struct rtw89_acpi_geo_sar_hp_has_6ghz_entry { + struct rtw89_acpi_geo_sar_hp_val val_2ghz; + struct rtw89_acpi_geo_sar_hp_val val_5ghz; + struct rtw89_acpi_geo_sar_hp_val val_6ghz; +} __packed; + +enum rtw89_acpi_geo_sar_regd_hp { + RTW89_ACPI_GEO_SAR_REGD_HP_FCC = 0, + RTW89_ACPI_GEO_SAR_REGD_HP_ETSI = 1, + RTW89_ACPI_GEO_SAR_REGD_HP_WW = 2, + + RTW89_ACPI_GEO_SAR_REGD_NR_HP, +}; + +struct rtw89_acpi_geo_sar_hp_legacy { + struct rtw89_acpi_geo_sar_hp_legacy_entry + entries[RTW89_ACPI_GEO_SAR_REGD_NR_HP]; +} __packed; + +struct rtw89_acpi_geo_sar_hp_has_6ghz { + struct rtw89_acpi_geo_sar_hp_has_6ghz_entry + entries[RTW89_ACPI_GEO_SAR_REGD_NR_HP]; +} __packed; + +struct rtw89_acpi_geo_sar_rt_val { + u8 max; + s8 delta; +} __packed; + +struct rtw89_acpi_geo_sar_rt_legacy_entry { + struct rtw89_acpi_geo_sar_rt_val val_2ghz; + struct rtw89_acpi_geo_sar_rt_val val_5ghz; +} __packed; + +struct rtw89_acpi_geo_sar_rt_has_6ghz_entry { + struct rtw89_acpi_geo_sar_rt_val val_2ghz; + struct rtw89_acpi_geo_sar_rt_val val_5ghz; + struct rtw89_acpi_geo_sar_rt_val val_6ghz; +} __packed; + +enum rtw89_acpi_geo_sar_regd_rt { + RTW89_ACPI_GEO_SAR_REGD_RT_FCC = 0, + RTW89_ACPI_GEO_SAR_REGD_RT_ETSI = 1, + RTW89_ACPI_GEO_SAR_REGD_RT_MKK = 2, + RTW89_ACPI_GEO_SAR_REGD_RT_IC = 3, + RTW89_ACPI_GEO_SAR_REGD_RT_KCC = 4, + RTW89_ACPI_GEO_SAR_REGD_RT_WW = 5, + + RTW89_ACPI_GEO_SAR_REGD_NR_RT, +}; + +struct rtw89_acpi_geo_sar_rt_legacy { + struct rtw89_acpi_geo_sar_rt_legacy_entry + entries[RTW89_ACPI_GEO_SAR_REGD_NR_RT]; +} __packed; + +struct rtw89_acpi_geo_sar_rt_has_6ghz { + struct rtw89_acpi_geo_sar_rt_has_6ghz_entry + entries[RTW89_ACPI_GEO_SAR_REGD_NR_RT]; +} __packed; + +struct rtw89_acpi_geo_sar_handler { + u8 data_size; + + void (*load)(struct rtw89_dev *rtwdev, + const void *content, + enum rtw89_regulation_type regd, + struct rtw89_sar_entry_from_acpi *ent); +}; + +/* for rtw89_acpi_geo_sar_handler::data_size */ +#define RTW89_ACPI_GEO_SAR_SIZE_MAX U8_MAX +#define RTW89_ACPI_GEO_SAR_SIZE_OF(type) \ + (BUILD_BUG_ON_ZERO(sizeof(struct rtw89_acpi_geo_sar_ ## type) > \ + RTW89_ACPI_GEO_SAR_SIZE_MAX) + \ + sizeof(struct rtw89_acpi_geo_sar_ ## type)) + enum rtw89_acpi_sar_subband rtw89_acpi_sar_get_subband(struct rtw89_dev *rtwdev, u32 center_freq); enum rtw89_band rtw89_acpi_sar_subband_to_band(struct rtw89_dev *rtwdev, |