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| author | Kalle Valo <kvalo@codeaurora.org> | 2015-04-28 14:43:54 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-04-28 14:44:19 +0300 |
| commit | 73b25f66dcae45d74e1641c52a3d96d041788e4e (patch) | |
| tree | e370fe6f754852c7a979580717457a05edd7f893 /drivers/net/wireless/ath/ath10k/trace.h | |
| parent | 2decb2682f80759f631c8332f9a2a34a02150a03 (diff) | |
| parent | 45c9abc059fa754aae047351742ec2d84f932f53 (diff) | |
| download | linux-73b25f66dcae45d74e1641c52a3d96d041788e4e.tar.gz linux-73b25f66dcae45d74e1641c52a3d96d041788e4e.tar.bz2 linux-73b25f66dcae45d74e1641c52a3d96d041788e4e.zip | |
Merge ath-next from ath.git
Major changes in ath10k:
* enable channel 144 on 5 GHz
* enable Adaptive Noise Immunity (ANI) by default
* add Wake on Wireless LAN (WOW) patterns support
* add basic Tunneled Direct Link Setup (TDLS) support
* add multi-channel support for QCA6174
* enable IBSS RSN support
* enable Bluetooth Coexistance whenever firmware supports it
* add more versatile way to set bitrates used by the firmware
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/trace.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/trace.h | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h index 5407887380ab..71bdb368813d 100644 --- a/drivers/net/wireless/ath/ath10k/trace.h +++ b/drivers/net/wireless/ath/ath10k/trace.h @@ -21,11 +21,16 @@ #include "core.h" #if !defined(_TRACE_H_) -static inline u32 ath10k_frm_hdr_len(const void *buf) +static inline u32 ath10k_frm_hdr_len(const void *buf, size_t len) { const struct ieee80211_hdr *hdr = buf; - return ieee80211_hdrlen(hdr->frame_control); + /* In some rare cases (e.g. fcs error) device reports frame buffer + * shorter than what frame header implies (e.g. len = 0). The buffer + * can still be accessed so do a simple min() to guarantee caller + * doesn't get value greater than len. + */ + return min_t(u32, len, ieee80211_hdrlen(hdr->frame_control)); } #endif @@ -46,7 +51,7 @@ static inline void trace_ ## name(proto) {} #undef TRACE_SYSTEM #define TRACE_SYSTEM ath10k -#define ATH10K_MSG_MAX 200 +#define ATH10K_MSG_MAX 400 DECLARE_EVENT_CLASS(ath10k_log_event, TP_PROTO(struct ath10k *ar, struct va_format *vaf), @@ -360,13 +365,13 @@ DECLARE_EVENT_CLASS(ath10k_hdr_event, __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(size_t, len) - __dynamic_array(u8, data, ath10k_frm_hdr_len(data)) + __dynamic_array(u8, data, ath10k_frm_hdr_len(data, len)) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); - __entry->len = ath10k_frm_hdr_len(data); + __entry->len = ath10k_frm_hdr_len(data, len); memcpy(__get_dynamic_array(data), data, __entry->len); ), @@ -387,15 +392,16 @@ DECLARE_EVENT_CLASS(ath10k_payload_event, __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(size_t, len) - __dynamic_array(u8, payload, (len - ath10k_frm_hdr_len(data))) + __dynamic_array(u8, payload, (len - + ath10k_frm_hdr_len(data, len))) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); - __entry->len = len - ath10k_frm_hdr_len(data); + __entry->len = len - ath10k_frm_hdr_len(data, len); memcpy(__get_dynamic_array(payload), - data + ath10k_frm_hdr_len(data), __entry->len); + data + ath10k_frm_hdr_len(data, len), __entry->len); ), TP_printk( |