ath/ath9k/dfs_debug.c

2  * Copyright (c) 2008-2011 Atheros Communications Inc.
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
27 #define ATH9K_DFS_STAT(s, p) \
28 	len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \
29 			 sc->debug.stats.dfs_stats.p)
30 #define ATH9K_DFS_POOL_STAT(s, p) \
31 	len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \
37 	struct ath_softc *sc = file->private_data;  in read_file_dfs()
38 	struct ath9k_hw_version *hw_ver = &sc->sc_ah->hw_version;  in read_file_dfs()
40 	unsigned int len = 0, size = 8000;  in read_file_dfs()  local
45 		return -ENOMEM;  in read_file_dfs()
47 	len += scnprintf(buf + len, size - len, "DFS support for "  in read_file_dfs()
49 			 hw_ver->macVersion, hw_ver->macRev,  in read_file_dfs()
50 			 (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ?  in read_file_dfs()
53 	if (!sc->dfs_detector) {  in read_file_dfs()
54 		len += scnprintf(buf + len, size - len,  in read_file_dfs()
59 	dfs_pool_stats = sc->dfs_detector->get_stats(sc->dfs_detector);  in read_file_dfs()
61 	len += scnprintf(buf + len, size - len, "Pulse detector statistics:\n");  in read_file_dfs()
71 	len += scnprintf(buf + len, size - len, "Radar detector statistics "  in read_file_dfs()
73 			 sc->dfs_detector->region);  in read_file_dfs()
76 	len += scnprintf(buf + len, size - len, "Global Pool statistics:\n");  in read_file_dfs()
86 	if (len > size)  in read_file_dfs()
87 		len = size;  in read_file_dfs()
89 	retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);  in read_file_dfs()
96 #define DFS_STATS_RESET_MAGIC	0x80000000
100 	struct ath_softc *sc = file->private_data;  in write_file_dfs()
108 		memset(&sc->debug.stats.dfs_stats, 0,  in write_file_dfs()
109 		       sizeof(sc->debug.stats.dfs_stats));  in write_file_dfs()
117 	struct ath_softc *sc = file->private_data;  in write_file_simulate_radar()
119 	ieee80211_radar_detected(sc->hw);  in write_file_simulate_radar()
142 			    sc->debug.debugfs_phy, sc, &fops_dfs_stats);  in ath9k_dfs_init_debug()
144 			    sc->debug.debugfs_phy, sc, &fops_simulate_radar);  in ath9k_dfs_init_debug()