diff options
Diffstat (limited to 'target/linux/ramips/files-3.7/drivers/net/ethernet/ramips/ramips_debugfs.c')
| -rw-r--r-- | target/linux/ramips/files-3.7/drivers/net/ethernet/ramips/ramips_debugfs.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/target/linux/ramips/files-3.7/drivers/net/ethernet/ramips/ramips_debugfs.c b/target/linux/ramips/files-3.7/drivers/net/ethernet/ramips/ramips_debugfs.c deleted file mode 100644 index 20afcf5028..0000000000 --- a/target/linux/ramips/files-3.7/drivers/net/ethernet/ramips/ramips_debugfs.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Ralink SoC ethernet driver debugfs code - * - * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/debugfs.h> -#include <linux/module.h> -#include <linux/phy.h> - -#include "ramips_eth.h" - -static struct dentry *raeth_debugfs_root; - -static int raeth_debugfs_generic_open(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -void raeth_debugfs_update_int_stats(struct raeth_priv *re, u32 status) -{ - re->debug.int_stats.total += !!status; - - re->debug.int_stats.rx_delayed += !!(status & RAMIPS_RX_DLY_INT); - re->debug.int_stats.rx_done0 += !!(status & RAMIPS_RX_DONE_INT0); - re->debug.int_stats.rx_coherent += !!(status & RAMIPS_RX_COHERENT); - - re->debug.int_stats.tx_delayed += !!(status & RAMIPS_TX_DLY_INT); - re->debug.int_stats.tx_done0 += !!(status & RAMIPS_TX_DONE_INT0); - re->debug.int_stats.tx_done1 += !!(status & RAMIPS_TX_DONE_INT1); - re->debug.int_stats.tx_done2 += !!(status & RAMIPS_TX_DONE_INT2); - re->debug.int_stats.tx_done3 += !!(status & RAMIPS_TX_DONE_INT3); - re->debug.int_stats.tx_coherent += !!(status & RAMIPS_TX_COHERENT); - - re->debug.int_stats.pse_fq_empty += !!(status & RAMIPS_PSE_FQ_EMPTY); - re->debug.int_stats.pse_p0_fc += !!(status & RAMIPS_PSE_P0_FC); - re->debug.int_stats.pse_p1_fc += !!(status & RAMIPS_PSE_P1_FC); - re->debug.int_stats.pse_p2_fc += !!(status & RAMIPS_PSE_P2_FC); - re->debug.int_stats.pse_buf_drop += !!(status & RAMIPS_PSE_BUF_DROP); -} - -static ssize_t read_file_int_stats(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ -#define PR_INT_STAT(_label, _field) \ - len += snprintf(buf + len, sizeof(buf) - len, \ - "%-18s: %10lu\n", _label, re->debug.int_stats._field); - - struct raeth_priv *re = file->private_data; - char buf[512]; - unsigned int len = 0; - unsigned long flags; - - spin_lock_irqsave(&re->page_lock, flags); - - PR_INT_STAT("RX Delayed", rx_delayed); - PR_INT_STAT("RX Done 0", rx_done0); - PR_INT_STAT("RX Coherent", rx_coherent); - - PR_INT_STAT("TX Delayed", tx_delayed); - PR_INT_STAT("TX Done 0", tx_done0); - PR_INT_STAT("TX Done 1", tx_done1); - PR_INT_STAT("TX Done 2", tx_done2); - PR_INT_STAT("TX Done 3", tx_done3); - PR_INT_STAT("TX Coherent", tx_coherent); - - PR_INT_STAT("PSE FQ empty", pse_fq_empty); - PR_INT_STAT("CDMA Flow control", pse_p0_fc); - PR_INT_STAT("GDMA1 Flow control", pse_p1_fc); - PR_INT_STAT("GDMA2 Flow control", pse_p2_fc); - PR_INT_STAT("PSE discard", pse_buf_drop); - - len += snprintf(buf + len, sizeof(buf) - len, "\n"); - PR_INT_STAT("Total", total); - - spin_unlock_irqrestore(&re->page_lock, flags); - - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -#undef PR_INT_STAT -} - -static const struct file_operations raeth_fops_int_stats = { - .open = raeth_debugfs_generic_open, - .read = read_file_int_stats, - .owner = THIS_MODULE -}; - -void raeth_debugfs_exit(struct raeth_priv *re) -{ - debugfs_remove_recursive(re->debug.debugfs_dir); -} - -int raeth_debugfs_init(struct raeth_priv *re) -{ - re->debug.debugfs_dir = debugfs_create_dir(re->netdev->name, - raeth_debugfs_root); - if (!re->debug.debugfs_dir) - return -ENOMEM; - - debugfs_create_file("int_stats", S_IRUGO, re->debug.debugfs_dir, - re, &raeth_fops_int_stats); - - return 0; -} - -int raeth_debugfs_root_init(void) -{ - if (raeth_debugfs_root) - return -EBUSY; - - raeth_debugfs_root = debugfs_create_dir("raeth", NULL); - if (!raeth_debugfs_root) - return -ENOENT; - - return 0; -} - -void raeth_debugfs_root_exit(void) -{ - debugfs_remove(raeth_debugfs_root); - raeth_debugfs_root = NULL; -} |