Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b3e71d7a authored by Ashok Raj Nagarajan's avatar Ashok Raj Nagarajan Committed by Kalle Valo
Browse files

ath10k: allow user to toggle ani_enable via debugfs 



Now that ANI is enabled by default, allow user to disable or enable ANI feature
from debugfs

echo 0|1 > /sys/kernel/debug/ieee80211/phyX/ath10k/ani_enable

Signed-off-by: default avatarAshok Raj Nagarajan <arnagara@qti.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 575f1c3d

drivers/net/wireless/ath/ath10k/core.h

+2 −0
Original line number Diff line number Diff line
@@ -520,6 +520,8 @@ struct ath10k { 
	u32 ht_cap_info;

	u32 vht_cap_info;

	u32 num_rf_chains;

	/* protected by conf_mutex */

	bool ani_enabled;



	DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT);

drivers/net/wireless/ath/ath10k/debug.c

+58 −0
Original line number Diff line number Diff line
@@ -1708,6 +1708,61 @@ static int ath10k_debug_cal_data_release(struct inode *inode, 
	return 0;

}



static ssize_t ath10k_write_ani_enable(struct file *file,

				       const char __user *user_buf,

				       size_t count, loff_t *ppos)

{

	struct ath10k *ar = file->private_data;

	int ret;

	u8 enable;



	if (kstrtou8_from_user(user_buf, count, 0, &enable))

		return -EINVAL;



	mutex_lock(&ar->conf_mutex);



	if (ar->ani_enabled == enable) {

		ret = count;

		goto exit;

	}



	ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->ani_enable,

					enable);

	if (ret) {

		ath10k_warn(ar, "ani_enable failed from debugfs: %d\n", ret);

		goto exit;

	}

	ar->ani_enabled = enable;



	ret = count;



exit:

	mutex_unlock(&ar->conf_mutex);



	return ret;

}



static ssize_t ath10k_read_ani_enable(struct file *file, char __user *user_buf,

				      size_t count, loff_t *ppos)

{

	struct ath10k *ar = file->private_data;

	int len = 0;

	char buf[32];



	len = scnprintf(buf, sizeof(buf) - len, "%d\n",

			ar->ani_enabled);



	return simple_read_from_buffer(user_buf, count, ppos, buf, len);

}



static const struct file_operations fops_ani_enable = {

	.read = ath10k_read_ani_enable,

	.write = ath10k_write_ani_enable,

	.open = simple_open,

	.owner = THIS_MODULE,

	.llseek = default_llseek,

};



static const struct file_operations fops_cal_data = {

	.open = ath10k_debug_cal_data_open,

	.read = ath10k_debug_cal_data_read,
@@ -2112,6 +2167,9 @@ int ath10k_debug_register(struct ath10k *ar) 
	debugfs_create_file("cal_data", S_IRUSR, ar->debug.debugfs_phy,

			    ar, &fops_cal_data);



	debugfs_create_file("ani_enable", S_IRUSR | S_IWUSR,

			    ar->debug.debugfs_phy, ar, &fops_ani_enable);



	debugfs_create_file("nf_cal_period", S_IRUSR | S_IWUSR,

			    ar->debug.debugfs_phy, ar, &fops_nf_cal_period);

drivers/net/wireless/ath/ath10k/mac.c

+2 −0
Original line number Diff line number Diff line
@@ -3161,6 +3161,8 @@ static int ath10k_start(struct ieee80211_hw *hw) 
		goto err_core_stop;

	}



	ar->ani_enabled = true;



	ar->num_started_vdevs = 0;

	ath10k_regd_update(ar);