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iwlwifi: update comments on how to enable debug flag

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Modify comments on how to enable and change debug_level

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy
2011-10-10 07:27:07 -07:00
committed by John W. Linville
parent f3129b7388
commit add6ff1aa3
2 changed files with 7 additions and 5 deletions
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4
drivers/net/wireless/iwlwifi/Kconfig
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@@ -54,13 +54,13 @@ config IWLWIFI_DEBUG
control which debug output is sent to the kernel log by setting the control which debug output is sent to the kernel log by setting the
value in value in
/sys/class/net/wlan0/device/debug_level /sys/module/iwlwifi/parameters/debug
This entry will only exist if this option is enabled. This entry will only exist if this option is enabled.
To set a value, simply echo an 8-byte hex value to the same file: To set a value, simply echo an 8-byte hex value to the same file:
% echo 0x43fff > /sys/class/net/wlan0/device/debug_level % echo 0x43fff > /sys/module/iwlwifi/parameters/debug
You can find the list of debug mask values in: You can find the list of debug mask values in:
drivers/net/wireless/iwlwifi/iwl-debug.h drivers/net/wireless/iwlwifi/iwl-debug.h

8
drivers/net/wireless/iwlwifi/iwl-debug.h
View File

@@ -105,10 +105,12 @@ static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
* *
* The active debug levels can be accessed via files * The active debug levels can be accessed via files
* *
* /sys/module/iwlagn/parameters/debug{50} * /sys/module/iwlwifi/parameters/debug
* /sys/class/net/wlan0/device/debug_level
*
* when CONFIG_IWLWIFI_DEBUG=y. * when CONFIG_IWLWIFI_DEBUG=y.
*
* /sys/kernel/debug/phy0/iwlwifi/debug/debug_level
* when CONFIG_IWLWIFI_DEBUGFS=y.
*
*/ */
/* 0x0000000F - 0x00000001 */ /* 0x0000000F - 0x00000001 */