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-rw-r--r--drivers/net/wireless/iwlwifi/Kconfig18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig
index eb62c20e8019..48d8f2cf566c 100644
--- a/drivers/net/wireless/iwlwifi/Kconfig
+++ b/drivers/net/wireless/iwlwifi/Kconfig
@@ -49,6 +49,24 @@ config IWLWIFI_DEBUGFS
---help---
Enable creation of debugfs files for the iwlwifi drivers.
+config IWLWIFI_DEVICE_TRACING
+ bool "iwlwifi device access tracing"
+ depends on IWLWIFI
+ depends on EVENT_TRACING
+ help
+ Say Y here to trace all commands, including TX frames and IO
+ accesses, sent to the device. If you say yes, iwlwifi will
+ register with the ftrace framework for event tracing and dump
+ all this information to the ringbuffer, you may need to
+ increase the ringbuffer size. See the ftrace documentation
+ for more information.
+
+ When tracing is not enabled, this option still has some
+ (though rather small) overhead.
+
+ If unsure, say Y so we can help you better when problems
+ occur.
+
config IWLAGN
tristate "Intel Wireless WiFi Next Gen AGN (iwlagn)"
depends on IWLWIFI