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Commit 712b6cf5 authored by Tomas Winkler's avatar Tomas Winkler Committed by John W. Linville
Browse files

iwlwifi: Add debugfs to iwl core 



This patch adds debugfs support to iwl core
currently only iwl4965 is supported

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 19758bef

drivers/net/wireless/iwlwifi/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -76,6 +76,12 @@ config IWLWIFI_DEBUG 
	  as the debug information can assist others in helping you resolve

	  any problems you may encounter.



config IWLWIFI_DEBUGFS

        bool "Iwlwifi debugfs support"

        depends on IWLCORE && IWLWIFI_DEBUG && MAC80211_DEBUGFS

        ---help---

	  Enable creation of debugfs files for the iwlwifi drivers.



config IWL3945

	tristate "Intel PRO/Wireless 3945ABG/BG Network Connection"

	depends on PCI && MAC80211 && WLAN_80211 && EXPERIMENTAL

drivers/net/wireless/iwlwifi/Makefile

+4 −0
Original line number Diff line number Diff line 
obj-$(CONFIG_IWLCORE)	+= iwlcore.o

iwlcore-objs 		= iwl-core.o iwl-eeprom.o



ifeq ($(CONFIG_IWLWIFI_DEBUGFS),y)

	iwlcore-objs += iwl-debugfs.o

endif



obj-$(CONFIG_IWL3945)	+= iwl3945.o

iwl3945-objs		= iwl3945-base.o iwl-3945.o iwl-3945-rs.o

drivers/net/wireless/iwlwifi/iwl-4965.h

+5 −1
Original line number Diff line number Diff line
@@ -1212,7 +1212,11 @@ struct iwl_priv { 
	/* debugging info */

	u32 framecnt_to_us;

	atomic_t restrict_refcnt;

#endif

#ifdef CONFIG_IWLWIFI_DEBUGFS

	/* debugfs */

	struct iwl_debugfs *dbgfs;

#endif /* CONFIG_IWLWIFI_DEBUGFS */

#endif /* CONFIG_IWLWIFI_DEBUG */



	struct work_struct txpower_work;

#ifdef CONFIG_IWL4965_SENSITIVITY

drivers/net/wireless/iwlwifi/iwl-core.c

+2 −1
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 
#include <linux/module.h>

#include <linux/version.h>



struct iwl_priv; /* FIXME: remove */

#include "iwl-debug.h"

#include "iwl-eeprom.h"

#include "iwl-core.h"
@@ -37,7 +38,7 @@ 
MODULE_DESCRIPTION("iwl core");

MODULE_VERSION(IWLWIFI_VERSION);

MODULE_AUTHOR(DRV_COPYRIGHT);

MODULE_LICENSE("GPL/BSD");

MODULE_LICENSE("GPL");



#ifdef CONFIG_IWLWIFI_DEBUG

u32 iwl_debug_level;

drivers/net/wireless/iwlwifi/iwl-debug.h

+30 −1
Original line number Diff line number Diff line
@@ -49,8 +49,27 @@ static inline void iwl_print_hex_dump(int level, void *p, u32 len) 
	print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,

			p, len, 1);

}

#else



#ifdef CONFIG_IWLWIFI_DEBUGFS

struct iwl_debugfs {

	const char *name;

	struct dentry *dir_drv;

	struct dentry *dir_data;

	struct dir_data_files{

		struct dentry *file_sram;

		struct dentry *file_stations;

		struct dentry *file_rx_statistics;

		struct dentry *file_tx_statistics;

	} dbgfs_data_files;

	u32 sram_offset;

	u32 sram_len;

};



int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);

void iwl_dbgfs_unregister(struct iwl_priv *priv);

#endif



#else

static inline void IWL_DEBUG(int level, const char *fmt, ...)

{

}
@@ -64,6 +83,16 @@ static inline void iwl_print_hex_dump(int level, void *p, u32 len) 






#ifndef CONFIG_IWLWIFI_DEBUGFS

static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)

{

	return 0;

}

static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)

{

}

#endif				/* CONFIG_IWLWIFI_DEBUGFS */



/*

 * To use the debug system;

 *