From be1a71a128ed91372d4ad8d54d8fd972a1a356eb Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 2 Oct 2009 13:44:02 -0700 Subject: iwlwifi: device tracing In order to have an easier way to debug issues, create trace events (using the ftrace framework) that will allow us to follow exactly what the driver is doing with the device. The text format isn't all that useful, but the binary format can also be obtained easily via debugfs and then analysed on the fly or offline with debugging tools. Signed-off-by: Johannes Berg Signed-off-by: Reinette Chatre Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-devtrace.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 drivers/net/wireless/iwlwifi/iwl-devtrace.c (limited to 'drivers/net/wireless/iwlwifi/iwl-devtrace.c') diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.c b/drivers/net/wireless/iwlwifi/iwl-devtrace.c new file mode 100644 index 000000000000..4ef5acaa556d --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.c @@ -0,0 +1,13 @@ +#include + +/* sparse doesn't like tracepoint macros */ +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "iwl-devtrace.h" + +EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_ioread32); +EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_iowrite32); +EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_rx); +EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_ucode_event); +EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_ucode_error); +#endif -- cgit v1.2.3-55-g7522