| /* |
| * Copyright (c) 2008-2011 Atheros Communications Inc. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #include "common.h" |
| |
| static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, |
| size_t count, loff_t *ppos) |
| { |
| struct ath_hw *ah = file->private_data; |
| u32 len = 0, size = 6000; |
| char *buf; |
| size_t retval; |
| |
| buf = kzalloc(size, GFP_KERNEL); |
| if (buf == NULL) |
| return -ENOMEM; |
| |
| len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); |
| |
| retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
| kfree(buf); |
| |
| return retval; |
| } |
| |
| static const struct file_operations fops_modal_eeprom = { |
| .read = read_file_modal_eeprom, |
| .open = simple_open, |
| .owner = THIS_MODULE, |
| .llseek = default_llseek, |
| }; |
| |
| |
| void ath9k_cmn_debug_modal_eeprom(struct dentry *debugfs_phy, |
| struct ath_hw *ah) |
| { |
| debugfs_create_file("modal_eeprom", S_IRUSR, debugfs_phy, ah, |
| &fops_modal_eeprom); |
| } |
| EXPORT_SYMBOL(ath9k_cmn_debug_modal_eeprom); |