diff options
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/debugfs.c | 24 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/fw-api-power.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/mvm.h | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/power.c | 22 |
4 files changed, 52 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index 63d19d94b018..e56ed2a84888 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -344,6 +344,13 @@ static void iwl_dbgfs_update_pm(struct iwl_mvm *mvm, case MVM_DEBUGFS_PM_DISABLE_POWER_OFF: IWL_DEBUG_POWER(mvm, "disable_power_off=%d\n", val); dbgfs_pm->disable_power_off = val; + case MVM_DEBUGFS_PM_LPRX_ENA: + IWL_DEBUG_POWER(mvm, "lprx %s\n", val ? "enabled" : "disabled"); + dbgfs_pm->lprx_ena = val; + break; + case MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD: + IWL_DEBUG_POWER(mvm, "lprx_rssi_threshold=%d\n", val); + dbgfs_pm->lprx_rssi_threshold = val; break; } } @@ -387,6 +394,17 @@ static ssize_t iwl_dbgfs_pm_params_write(struct file *file, if (sscanf(buf + 18, "%d", &val) != 1) return -EINVAL; param = MVM_DEBUGFS_PM_DISABLE_POWER_OFF; + } else if (!strncmp("lprx=", buf, 5)) { + if (sscanf(buf + 5, "%d", &val) != 1) + return -EINVAL; + param = MVM_DEBUGFS_PM_LPRX_ENA; + } else if (!strncmp("lprx_rssi_threshold=", buf, 20)) { + if (sscanf(buf + 20, "%d", &val) != 1) + return -EINVAL; + if (val > POWER_LPRX_RSSI_THRESHOLD_MAX || val < + POWER_LPRX_RSSI_THRESHOLD_MIN) + return -EINVAL; + param = MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD; } else { return -EINVAL; } @@ -421,7 +439,7 @@ static ssize_t iwl_dbgfs_pm_params_read(struct file *file, le32_to_cpu(cmd.skip_dtim_periods)); pos += scnprintf(buf+pos, bufsz-pos, "power_scheme = %d\n", iwlmvm_mod_params.power_scheme); - pos += scnprintf(buf+pos, bufsz-pos, "flags = %d\n", + pos += scnprintf(buf+pos, bufsz-pos, "flags = 0x%x\n", le16_to_cpu(cmd.flags)); pos += scnprintf(buf+pos, bufsz-pos, "keep_alive = %d\n", cmd.keep_alive_seconds); @@ -435,6 +453,10 @@ static ssize_t iwl_dbgfs_pm_params_read(struct file *file, le32_to_cpu(cmd.rx_data_timeout)); pos += scnprintf(buf+pos, bufsz-pos, "tx_data_timeout = %d\n", le32_to_cpu(cmd.tx_data_timeout)); + if (cmd.flags & cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK)) + pos += scnprintf(buf+pos, bufsz-pos, + "lprx_rssi_threshold = %d\n", + le32_to_cpu(cmd.lprx_rssi_threshold)); } return simple_read_from_buffer(user_buf, count, ppos, buf, pos); diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h index d8e19290b0f3..a6da359a80c3 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h @@ -66,6 +66,11 @@ /* Power Management Commands, Responses, Notifications */ +/* Radio LP RX Energy Threshold measured in dBm */ +#define POWER_LPRX_RSSI_THRESHOLD 75 +#define POWER_LPRX_RSSI_THRESHOLD_MAX 94 +#define POWER_LPRX_RSSI_THRESHOLD_MIN 30 + /** * enum iwl_scan_flags - masks for power table command flags * @POWER_FLAGS_POWER_SAVE_ENA_MSK: '1' Allow to save power by turning off diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index c6ba553845cd..d40d7db185d6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -158,6 +158,8 @@ enum iwl_dbgfs_pm_mask { MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), MVM_DEBUGFS_PM_DISABLE_POWER_OFF = BIT(5), + MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), + MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), }; struct iwl_dbgfs_pm { @@ -167,6 +169,8 @@ struct iwl_dbgfs_pm { bool skip_over_dtim; u8 skip_dtim_periods; bool disable_power_off; + bool lprx_ena; + u32 lprx_rssi_threshold; int mask; }; diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c index 3760a33ca3a4..e7ca965a89b8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/iwlwifi/mvm/power.c @@ -137,11 +137,12 @@ static void iwl_mvm_power_log(struct iwl_mvm *mvm, le32_to_cpu(cmd->rx_data_timeout)); IWL_DEBUG_POWER(mvm, "Tx timeout = %u usec\n", le32_to_cpu(cmd->tx_data_timeout)); - IWL_DEBUG_POWER(mvm, "LP RX RSSI threshold = %u\n", - cmd->lprx_rssi_threshold); if (cmd->flags & cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK)) IWL_DEBUG_POWER(mvm, "DTIM periods to skip = %u\n", le32_to_cpu(cmd->skip_dtim_periods)); + if (cmd->flags & cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK)) + IWL_DEBUG_POWER(mvm, "LP RX RSSI threshold = %u\n", + le32_to_cpu(cmd->lprx_rssi_threshold)); } } @@ -181,6 +182,14 @@ void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK); + if (vif->bss_conf.beacon_rate && + (vif->bss_conf.beacon_rate->bitrate == 10 || + vif->bss_conf.beacon_rate->bitrate == 60)) { + cmd->flags |= cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK); + cmd->lprx_rssi_threshold = + cpu_to_le32(POWER_LPRX_RSSI_THRESHOLD); + } + dtimper = hw->conf.ps_dtim_period ?: 1; /* Check if radar detection is required on current channel */ @@ -236,6 +245,15 @@ void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS) cmd->skip_dtim_periods = cpu_to_le32(mvmvif->dbgfs_pm.skip_dtim_periods); + if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_LPRX_ENA) { + if (mvmvif->dbgfs_pm.lprx_ena) + cmd->flags |= cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK); + else + cmd->flags &= cpu_to_le16(~POWER_FLAGS_LPRX_ENA_MSK); + } + if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD) + cmd->lprx_rssi_threshold = + cpu_to_le32(mvmvif->dbgfs_pm.lprx_rssi_threshold); #endif /* CONFIG_IWLWIFI_DEBUGFS */ } |
