diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/mac.c')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/mac.c | 79 |
1 files changed, 78 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index caea4c37c073..3d2c8fcba952 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -12,6 +12,7 @@ #include <linux/etherdevice.h> #include <linux/acpi.h> #include <linux/of.h> +#include <linux/bitfield.h> #include "hif.h" #include "core.h" @@ -4754,6 +4755,63 @@ static int __ath10k_fetch_bb_timing_dt(struct ath10k *ar, return 0; } +static int ath10k_mac_rfkill_config(struct ath10k *ar) +{ + u32 param; + int ret; + + if (ar->hw_values->rfkill_pin == 0) { + ath10k_warn(ar, "ath10k does not support hardware rfkill with this device\n"); + return -EOPNOTSUPP; + } + + ath10k_dbg(ar, ATH10K_DBG_MAC, + "mac rfkill_pin %d rfkill_cfg %d rfkill_on_level %d", + ar->hw_values->rfkill_pin, ar->hw_values->rfkill_cfg, + ar->hw_values->rfkill_on_level); + + param = FIELD_PREP(WMI_TLV_RFKILL_CFG_RADIO_LEVEL, + ar->hw_values->rfkill_on_level) | + FIELD_PREP(WMI_TLV_RFKILL_CFG_GPIO_PIN_NUM, + ar->hw_values->rfkill_pin) | + FIELD_PREP(WMI_TLV_RFKILL_CFG_PIN_AS_GPIO, + ar->hw_values->rfkill_cfg); + + ret = ath10k_wmi_pdev_set_param(ar, + ar->wmi.pdev_param->rfkill_config, + param); + if (ret) { + ath10k_warn(ar, + "failed to set rfkill config 0x%x: %d\n", + param, ret); + return ret; + } + return 0; +} + +int ath10k_mac_rfkill_enable_radio(struct ath10k *ar, bool enable) +{ + enum wmi_tlv_rfkill_enable_radio param; + int ret; + + if (enable) + param = WMI_TLV_RFKILL_ENABLE_RADIO_ON; + else + param = WMI_TLV_RFKILL_ENABLE_RADIO_OFF; + + ath10k_dbg(ar, ATH10K_DBG_MAC, "mac rfkill enable %d", param); + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->rfkill_enable, + param); + if (ret) { + ath10k_warn(ar, "failed to set rfkill enable param %d: %d\n", + param, ret); + return ret; + } + + return 0; +} + static int ath10k_start(struct ieee80211_hw *hw) { struct ath10k *ar = hw->priv; @@ -4788,6 +4846,16 @@ static int ath10k_start(struct ieee80211_hw *hw) goto err; } + spin_lock_bh(&ar->data_lock); + + if (ar->hw_rfkill_on) { + ar->hw_rfkill_on = false; + spin_unlock_bh(&ar->data_lock); + goto err; + } + + spin_unlock_bh(&ar->data_lock); + ret = ath10k_hif_power_up(ar, ATH10K_FIRMWARE_MODE_NORMAL); if (ret) { ath10k_err(ar, "Could not init hif: %d\n", ret); @@ -4801,6 +4869,14 @@ static int ath10k_start(struct ieee80211_hw *hw) goto err_power_down; } + if (ar->sys_cap_info & WMI_TLV_SYS_CAP_INFO_RFKILL) { + ret = ath10k_mac_rfkill_config(ar); + if (ret && ret != -EOPNOTSUPP) { + ath10k_warn(ar, "failed to configure rfkill: %d", ret); + goto err_core_stop; + } + } + param = ar->wmi.pdev_param->pmf_qos; ret = ath10k_wmi_pdev_set_param(ar, param, 1); if (ret) { @@ -4960,7 +5036,8 @@ static void ath10k_stop(struct ieee80211_hw *hw) mutex_lock(&ar->conf_mutex); if (ar->state != ATH10K_STATE_OFF) { - ath10k_halt(ar); + if (!ar->hw_rfkill_on) + ath10k_halt(ar); ar->state = ATH10K_STATE_OFF; } mutex_unlock(&ar->conf_mutex); |