diff options
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/debug.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 4fc3d4fcfa8f..39fe4f3350aa 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -2161,6 +2161,59 @@ static const struct file_operations fops_btcoex = { .open = simple_open }; +static ssize_t ath10k_debug_fw_checksums_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned int len = 0, buf_len = 4096; + ssize_t ret_cnt; + char *buf; + + buf = kzalloc(buf_len, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + + if (len > buf_len) + len = buf_len; + + len += scnprintf(buf + len, buf_len - len, + "firmware-N.bin\t\t%08x\n", + crc32_le(0, ar->firmware->data, ar->firmware->size)); + len += scnprintf(buf + len, buf_len - len, + "athwlan\t\t\t%08x\n", + crc32_le(0, ar->firmware_data, ar->firmware_len)); + len += scnprintf(buf + len, buf_len - len, + "otp\t\t\t%08x\n", + crc32_le(0, ar->otp_data, ar->otp_len)); + len += scnprintf(buf + len, buf_len - len, + "codeswap\t\t%08x\n", + crc32_le(0, ar->swap.firmware_codeswap_data, + ar->swap.firmware_codeswap_len)); + len += scnprintf(buf + len, buf_len - len, + "board-N.bin\t\t%08x\n", + crc32_le(0, ar->board->data, ar->board->size)); + len += scnprintf(buf + len, buf_len - len, + "board\t\t\t%08x\n", + crc32_le(0, ar->board_data, ar->board_len)); + + ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len); + + mutex_unlock(&ar->conf_mutex); + + kfree(buf); + return ret_cnt; +} + +static const struct file_operations fops_fw_checksums = { + .read = ath10k_debug_fw_checksums_read, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + int ath10k_debug_create(struct ath10k *ar) { ar->debug.fw_crash_data = vzalloc(sizeof(*ar->debug.fw_crash_data)); @@ -2274,6 +2327,9 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("btcoex", S_IRUGO | S_IWUSR, ar->debug.debugfs_phy, ar, &fops_btcoex); + debugfs_create_file("fw_checksums", S_IRUSR, + ar->debug.debugfs_phy, ar, &fops_fw_checksums); + return 0; } |