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author | Oleksij Rempel <linux@rempel-privat.de> | 2014-05-11 12:04:31 +0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2014-05-13 23:56:36 +0400 |
commit | f2c3c952a5966e734f600e772ed65b5d34033891 (patch) | |
tree | 7d2dc9ac8b5b6cfbfc6da1c7cbaabbdcb858c015 /drivers/net/wireless/ath/ath9k/common-debug.c | |
parent | fbe057d8a185d4b588bd5dc18ea43fd12ce3d689 (diff) | |
download | linux-f2c3c952a5966e734f600e772ed65b5d34033891.tar.xz |
ath9k-common: create common-debug and move modal_eeprom to cmn
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common-debug.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/common-debug.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common-debug.c b/drivers/net/wireless/ath/ath9k/common-debug.c new file mode 100644 index 000000000000..da5efdbe4910 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-debug.c @@ -0,0 +1,53 @@ +/* + * 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); |