diff options
| -rw-r--r-- | net/mac802154/Makefile | 4 | ||||
| -rw-r--r-- | net/mac802154/driver-ops.h | 92 | ||||
| -rw-r--r-- | net/mac802154/trace.c | 9 | ||||
| -rw-r--r-- | net/mac802154/trace.h | 272 |
4 files changed, 362 insertions, 15 deletions
diff --git a/net/mac802154/Makefile b/net/mac802154/Makefile index 702d8b466317..17a51e8389e2 100644 --- a/net/mac802154/Makefile +++ b/net/mac802154/Makefile @@ -1,5 +1,7 @@ obj-$(CONFIG_MAC802154) += mac802154.o mac802154-objs := main.o rx.o tx.o mac_cmd.o mib.o \ - iface.o llsec.o util.o cfg.o + iface.o llsec.o util.o cfg.o trace.o + +CFLAGS_trace.o := -I$(src) ccflags-y += -D__CHECK_ENDIAN__ diff --git a/net/mac802154/driver-ops.h b/net/mac802154/driver-ops.h index caecd5f43aa7..0550f3365e33 100644 --- a/net/mac802154/driver-ops.h +++ b/net/mac802154/driver-ops.h @@ -7,6 +7,7 @@ #include <net/mac802154.h> #include "ieee802154_i.h" +#include "trace.h" static inline int drv_xmit_async(struct ieee802154_local *local, struct sk_buff *skb) @@ -27,19 +28,25 @@ drv_xmit_sync(struct ieee802154_local *local, struct sk_buff *skb) static inline int drv_start(struct ieee802154_local *local) { + int ret; + might_sleep(); + trace_802154_drv_start(local); local->started = true; smp_mb(); - - return local->ops->start(&local->hw); + ret = local->ops->start(&local->hw); + trace_802154_drv_return_int(local, ret); + return ret; } static inline void drv_stop(struct ieee802154_local *local) { might_sleep(); + trace_802154_drv_stop(local); local->ops->stop(&local->hw); + trace_802154_drv_return_void(local); /* sync away all work on the tasklet before clearing started */ tasklet_disable(&local->tasklet); @@ -53,13 +60,20 @@ static inline void drv_stop(struct ieee802154_local *local) static inline int drv_set_channel(struct ieee802154_local *local, u8 page, u8 channel) { + int ret; + might_sleep(); - return local->ops->set_channel(&local->hw, page, channel); + trace_802154_drv_set_channel(local, page, channel); + ret = local->ops->set_channel(&local->hw, page, channel); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_tx_power(struct ieee802154_local *local, s32 mbm) { + int ret; + might_sleep(); if (!local->ops->set_txpower) { @@ -67,12 +81,17 @@ static inline int drv_set_tx_power(struct ieee802154_local *local, s32 mbm) return -EOPNOTSUPP; } - return local->ops->set_txpower(&local->hw, mbm); + trace_802154_drv_set_tx_power(local, mbm); + ret = local->ops->set_txpower(&local->hw, mbm); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_cca_mode(struct ieee802154_local *local, const struct wpan_phy_cca *cca) { + int ret; + might_sleep(); if (!local->ops->set_cca_mode) { @@ -80,11 +99,16 @@ static inline int drv_set_cca_mode(struct ieee802154_local *local, return -EOPNOTSUPP; } - return local->ops->set_cca_mode(&local->hw, cca); + trace_802154_drv_set_cca_mode(local, cca); + ret = local->ops->set_cca_mode(&local->hw, cca); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_lbt_mode(struct ieee802154_local *local, bool mode) { + int ret; + might_sleep(); if (!local->ops->set_lbt) { @@ -92,12 +116,17 @@ static inline int drv_set_lbt_mode(struct ieee802154_local *local, bool mode) return -EOPNOTSUPP; } - return local->ops->set_lbt(&local->hw, mode); + trace_802154_drv_set_lbt_mode(local, mode); + ret = local->ops->set_lbt(&local->hw, mode); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_cca_ed_level(struct ieee802154_local *local, s32 mbm) { + int ret; + might_sleep(); if (!local->ops->set_cca_ed_level) { @@ -105,12 +134,16 @@ drv_set_cca_ed_level(struct ieee802154_local *local, s32 mbm) return -EOPNOTSUPP; } - return local->ops->set_cca_ed_level(&local->hw, mbm); + trace_802154_drv_set_cca_ed_level(local, mbm); + ret = local->ops->set_cca_ed_level(&local->hw, mbm); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_pan_id(struct ieee802154_local *local, __le16 pan_id) { struct ieee802154_hw_addr_filt filt; + int ret; might_sleep(); @@ -121,14 +154,18 @@ static inline int drv_set_pan_id(struct ieee802154_local *local, __le16 pan_id) filt.pan_id = pan_id; - return local->ops->set_hw_addr_filt(&local->hw, &filt, + trace_802154_drv_set_pan_id(local, pan_id); + ret = local->ops->set_hw_addr_filt(&local->hw, &filt, IEEE802154_AFILT_PANID_CHANGED); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_extended_addr(struct ieee802154_local *local, __le64 extended_addr) { struct ieee802154_hw_addr_filt filt; + int ret; might_sleep(); @@ -139,14 +176,18 @@ drv_set_extended_addr(struct ieee802154_local *local, __le64 extended_addr) filt.ieee_addr = extended_addr; - return local->ops->set_hw_addr_filt(&local->hw, &filt, + trace_802154_drv_set_extended_addr(local, extended_addr); + ret = local->ops->set_hw_addr_filt(&local->hw, &filt, IEEE802154_AFILT_IEEEADDR_CHANGED); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_short_addr(struct ieee802154_local *local, __le16 short_addr) { struct ieee802154_hw_addr_filt filt; + int ret; might_sleep(); @@ -157,14 +198,18 @@ drv_set_short_addr(struct ieee802154_local *local, __le16 short_addr) filt.short_addr = short_addr; - return local->ops->set_hw_addr_filt(&local->hw, &filt, + trace_802154_drv_set_short_addr(local, short_addr); + ret = local->ops->set_hw_addr_filt(&local->hw, &filt, IEEE802154_AFILT_SADDR_CHANGED); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_pan_coord(struct ieee802154_local *local, bool is_coord) { struct ieee802154_hw_addr_filt filt; + int ret; might_sleep(); @@ -175,14 +220,19 @@ drv_set_pan_coord(struct ieee802154_local *local, bool is_coord) filt.pan_coord = is_coord; - return local->ops->set_hw_addr_filt(&local->hw, &filt, + trace_802154_drv_set_pan_coord(local, is_coord); + ret = local->ops->set_hw_addr_filt(&local->hw, &filt, IEEE802154_AFILT_PANC_CHANGED); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_csma_params(struct ieee802154_local *local, u8 min_be, u8 max_be, u8 max_csma_backoffs) { + int ret; + might_sleep(); if (!local->ops->set_csma_params) { @@ -190,13 +240,19 @@ drv_set_csma_params(struct ieee802154_local *local, u8 min_be, u8 max_be, return -EOPNOTSUPP; } - return local->ops->set_csma_params(&local->hw, min_be, max_be, + trace_802154_drv_set_csma_params(local, min_be, max_be, + max_csma_backoffs); + ret = local->ops->set_csma_params(&local->hw, min_be, max_be, max_csma_backoffs); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_max_frame_retries(struct ieee802154_local *local, s8 max_frame_retries) { + int ret; + might_sleep(); if (!local->ops->set_frame_retries) { @@ -204,12 +260,17 @@ drv_set_max_frame_retries(struct ieee802154_local *local, s8 max_frame_retries) return -EOPNOTSUPP; } - return local->ops->set_frame_retries(&local->hw, max_frame_retries); + trace_802154_drv_set_max_frame_retries(local, max_frame_retries); + ret = local->ops->set_frame_retries(&local->hw, max_frame_retries); + trace_802154_drv_return_int(local, ret); + return ret; } static inline int drv_set_promiscuous_mode(struct ieee802154_local *local, bool on) { + int ret; + might_sleep(); if (!local->ops->set_promiscuous_mode) { @@ -217,7 +278,10 @@ drv_set_promiscuous_mode(struct ieee802154_local *local, bool on) return -EOPNOTSUPP; } - return local->ops->set_promiscuous_mode(&local->hw, on); + trace_802154_drv_set_promiscuous_mode(local, on); + ret = local->ops->set_promiscuous_mode(&local->hw, on); + trace_802154_drv_return_int(local, ret); + return ret; } #endif /* __MAC802154_DRIVER_OPS */ diff --git a/net/mac802154/trace.c b/net/mac802154/trace.c new file mode 100644 index 000000000000..863e5e6b983d --- /dev/null +++ b/net/mac802154/trace.c @@ -0,0 +1,9 @@ +#include <linux/module.h> + +#ifndef __CHECKER__ +#include <net/cfg802154.h> +#include "driver-ops.h" +#define CREATE_TRACE_POINTS +#include "trace.h" + +#endif diff --git a/net/mac802154/trace.h b/net/mac802154/trace.h new file mode 100644 index 000000000000..6f30e0c93a16 --- /dev/null +++ b/net/mac802154/trace.h @@ -0,0 +1,272 @@ +/* Based on net/mac80211/trace.h */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM mac802154 + +#if !defined(__MAC802154_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ) +#define __MAC802154_DRIVER_TRACE + +#include <linux/tracepoint.h> + +#include <net/mac802154.h> +#include "ieee802154_i.h" + +#define MAXNAME 32 +#define LOCAL_ENTRY __array(char, wpan_phy_name, MAXNAME) +#define LOCAL_ASSIGN strlcpy(__entry->wpan_phy_name, \ + wpan_phy_name(local->hw.phy), MAXNAME) +#define LOCAL_PR_FMT "%s" +#define LOCAL_PR_ARG __entry->wpan_phy_name + +#define CCA_ENTRY __field(enum nl802154_cca_modes, cca_mode) \ + __field(enum nl802154_cca_opts, cca_opt) +#define CCA_ASSIGN \ + do { \ + (__entry->cca_mode) = cca->mode; \ + (__entry->cca_opt) = cca->opt; \ + } while (0) +#define CCA_PR_FMT "cca_mode: %d, cca_opt: %d" +#define CCA_PR_ARG __entry->cca_mode, __entry->cca_opt + +#define BOOL_TO_STR(bo) (bo) ? "true" : "false" + +/* Tracing for driver callbacks */ + +DECLARE_EVENT_CLASS(local_only_evt, + TP_PROTO(struct ieee802154_local *local), + TP_ARGS(local), + TP_STRUCT__entry( + LOCAL_ENTRY + ), + TP_fast_assign( + LOCAL_ASSIGN; + ), + TP_printk(LOCAL_PR_FMT, LOCAL_PR_ARG) +); + +DEFINE_EVENT(local_only_evt, 802154_drv_return_void, + TP_PROTO(struct ieee802154_local *local), + TP_ARGS(local) +); + +TRACE_EVENT(802154_drv_return_int, + TP_PROTO(struct ieee802154_local *local, int ret), + TP_ARGS(local, ret), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(int, ret) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->ret = ret; + ), + TP_printk(LOCAL_PR_FMT ", returned: %d", LOCAL_PR_ARG, + __entry->ret) +); + +DEFINE_EVENT(local_only_evt, 802154_drv_start, + TP_PROTO(struct ieee802154_local *local), + TP_ARGS(local) +); + +DEFINE_EVENT(local_only_evt, 802154_drv_stop, + TP_PROTO(struct ieee802154_local *local), + TP_ARGS(local) +); + +TRACE_EVENT(802154_drv_set_channel, + TP_PROTO(struct ieee802154_local *local, u8 page, u8 channel), + TP_ARGS(local, page, channel), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(u8, page) + __field(u8, channel) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->page = page; + __entry->channel = channel; + ), + TP_printk(LOCAL_PR_FMT ", page: %d, channel: %d", LOCAL_PR_ARG, + __entry->page, __entry->channel) +); + +TRACE_EVENT(802154_drv_set_cca_mode, + TP_PROTO(struct ieee802154_local *local, + const struct wpan_phy_cca *cca), + TP_ARGS(local, cca), + TP_STRUCT__entry( + LOCAL_ENTRY + CCA_ENTRY + ), + TP_fast_assign( + LOCAL_ASSIGN; + CCA_ASSIGN; + ), + TP_printk(LOCAL_PR_FMT ", " CCA_PR_FMT, LOCAL_PR_ARG, + CCA_PR_ARG) +); + +TRACE_EVENT(802154_drv_set_cca_ed_level, + TP_PROTO(struct ieee802154_local *local, s32 mbm), + TP_ARGS(local, mbm), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(s32, mbm) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->mbm = mbm; + ), + TP_printk(LOCAL_PR_FMT ", ed level: %d", LOCAL_PR_ARG, + __entry->mbm) +); + +TRACE_EVENT(802154_drv_set_tx_power, + TP_PROTO(struct ieee802154_local *local, s32 power), + TP_ARGS(local, power), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(s32, power) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->power = power; + ), + TP_printk(LOCAL_PR_FMT ", mbm: %d", LOCAL_PR_ARG, + __entry->power) +); + +TRACE_EVENT(802154_drv_set_lbt_mode, + TP_PROTO(struct ieee802154_local *local, bool mode), + TP_ARGS(local, mode), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(bool, mode) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->mode = mode; + ), + TP_printk(LOCAL_PR_FMT ", lbt mode: %s", LOCAL_PR_ARG, + BOOL_TO_STR(__entry->mode)) +); + +TRACE_EVENT(802154_drv_set_short_addr, + TP_PROTO(struct ieee802154_local *local, __le16 short_addr), + TP_ARGS(local, short_addr), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(__le16, short_addr) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->short_addr = short_addr; + ), + TP_printk(LOCAL_PR_FMT ", short addr: 0x%04x", LOCAL_PR_ARG, + le16_to_cpu(__entry->short_addr)) +); + +TRACE_EVENT(802154_drv_set_pan_id, + TP_PROTO(struct ieee802154_local *local, __le16 pan_id), + TP_ARGS(local, pan_id), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(__le16, pan_id) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->pan_id = pan_id; + ), + TP_printk(LOCAL_PR_FMT ", pan id: 0x%04x", LOCAL_PR_ARG, + le16_to_cpu(__entry->pan_id)) +); + +TRACE_EVENT(802154_drv_set_extended_addr, + TP_PROTO(struct ieee802154_local *local, __le64 extended_addr), + TP_ARGS(local, extended_addr), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(__le64, extended_addr) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->extended_addr = extended_addr; + ), + TP_printk(LOCAL_PR_FMT ", extended addr: 0x%llx", LOCAL_PR_ARG, + le64_to_cpu(__entry->extended_addr)) +); + +TRACE_EVENT(802154_drv_set_pan_coord, + TP_PROTO(struct ieee802154_local *local, bool is_coord), + TP_ARGS(local, is_coord), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(bool, is_coord) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->is_coord = is_coord; + ), + TP_printk(LOCAL_PR_FMT ", is_coord: %s", LOCAL_PR_ARG, + BOOL_TO_STR(__entry->is_coord)) +); + +TRACE_EVENT(802154_drv_set_csma_params, + TP_PROTO(struct ieee802154_local *local, u8 min_be, u8 max_be, + u8 max_csma_backoffs), + TP_ARGS(local, min_be, max_be, max_csma_backoffs), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(u8, min_be) + __field(u8, max_be) + __field(u8, max_csma_backoffs) + ), + TP_fast_assign( + LOCAL_ASSIGN, + __entry->min_be = min_be; + __entry->max_be = max_be; + __entry->max_csma_backoffs = max_csma_backoffs; + ), + TP_printk(LOCAL_PR_FMT ", min be: %d, max be: %d, max csma backoffs: %d", + LOCAL_PR_ARG, __entry->min_be, __entry->max_be, + __entry->max_csma_backoffs) +); + +TRACE_EVENT(802154_drv_set_max_frame_retries, + TP_PROTO(struct ieee802154_local *local, s8 max_frame_retries), + TP_ARGS(local, max_frame_retries), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(s8, max_frame_retries) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->max_frame_retries = max_frame_retries; + ), + TP_printk(LOCAL_PR_FMT ", max frame retries: %d", LOCAL_PR_ARG, + __entry->max_frame_retries) +); + +TRACE_EVENT(802154_drv_set_promiscuous_mode, + TP_PROTO(struct ieee802154_local *local, bool on), + TP_ARGS(local, on), + TP_STRUCT__entry( + LOCAL_ENTRY + __field(bool, on) + ), + TP_fast_assign( + LOCAL_ASSIGN; + __entry->on = on; + ), + TP_printk(LOCAL_PR_FMT ", promiscuous mode: %s", LOCAL_PR_ARG, + BOOL_TO_STR(__entry->on)) +); + +#endif /* !__MAC802154_DRIVER_TRACE || TRACE_HEADER_MULTI_READ */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace +#include <trace/define_trace.h> |
