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

Commit 647ad135 authored by David Spinadel's avatar David Spinadel Committed by Wey-Yi Guy
Browse files

iwlwifi: Added debugfs calib disabled write 



Added the option to disable calibration via debugfs.

Signed-off-by: default avatarDavid Spinadel <david.spinadel@intel.com>
Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
parent 218733cf

drivers/net/wireless/iwlwifi/iwl-debugfs.c

+23 −2
Original line number Diff line number Diff line
@@ -2499,6 +2499,27 @@ static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file, 
	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);

}



static ssize_t iwl_dbgfs_calib_disabled_write(struct file *file,

					      const char __user *user_buf,

					      size_t count, loff_t *ppos)

{

	struct iwl_priv *priv = file->private_data;

	char buf[8];

	u32 calib_disabled;

	int buf_size;



	memset(buf, 0, sizeof(buf));

	buf_size = min(count, sizeof(buf) - 1);

	if (copy_from_user(buf, user_buf, buf_size))

		return -EFAULT;

	if (sscanf(buf, "%x", &calib_disabled) != 1)

		return -EFAULT;



	priv->calib_disabled = calib_disabled;



	return count;

}



DEBUGFS_READ_FILE_OPS(rx_statistics);

DEBUGFS_READ_FILE_OPS(tx_statistics);

DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -2523,7 +2544,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); 
DEBUGFS_READ_FILE_OPS(reply_tx_error);

DEBUGFS_WRITE_FILE_OPS(echo_test);

DEBUGFS_READ_WRITE_FILE_OPS(log_event);

DEBUGFS_READ_FILE_OPS(calib_disabled);

DEBUGFS_READ_WRITE_FILE_OPS(calib_disabled);



/*

 * Create the debugfs files and directories
@@ -2592,7 +2613,7 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) 
		DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);



	/* Calibrations disabled/enabled status*/

	DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IRUSR);

	DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IWUSR | S_IRUSR);



	if (iwl_trans_dbgfs_register(priv->trans, dir_debug))

		goto err;