ath5k: convert LED code to use mac80211 triggers

This change cleans up the ath5k LED code and converts it to use
the standard LED device class along with the rx/tx LED triggers
provided by mac80211.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 18 insertions, 14 deletions

diff --git a/drivers/net/wireless/ath5k/base.h b/drivers/net/wireless/ath5k/base.h
index bb4b26d523ab..47f414b09e67 100644
--- a/drivers/net/wireless/ath5k/base.h
+++ b/drivers/net/wireless/ath5k/base.h
@@ -45,6 +45,7 @@
 #include <linux/list.h>
 #include <linux/wireless.h>
 #include <linux/if_ether.h>
+#include <linux/leds.h>
 
 #include "ath5k.h"
 #include "debug.h"
@@ -79,6 +80,19 @@ struct ath5k_txq {
         bool                    setup;
 };
 
+#define ATH5K_LED_MAX_NAME_LEN 31
+
+/*
+ * State for LED triggers
+ */
+struct ath5k_led
+{
+        char name[ATH5K_LED_MAX_NAME_LEN + 1];  /* name of the LED in sysfs */
+        struct ath5k_softc *sc;                 /* driver state */
+        struct led_classdev led_dev;            /* led classdev */
+};
+
+
 #if CHAN_DEBUG
 #define ATH_CHAN_MAX    (26+26+26+200+200)
 #else
@@ -118,13 +132,11 @@ struct ath5k_softc {
         size_t                  desc_len;       /* size of TX/RX descriptors */
         u16                     cachelsz;       /* cache line size */
 
-        DECLARE_BITMAP(status, 6);
+        DECLARE_BITMAP(status, 4);
 #define ATH_STAT_INVALID        0               /* disable hardware accesses */
 #define ATH_STAT_MRRETRY        1               /* multi-rate retry support */
 #define ATH_STAT_PROMISC        2
-#define ATH_STAT_LEDBLINKING    3               /* LED blink operation active */
-#define ATH_STAT_LEDENDBLINK    4               /* finish LED blink operation */
-#define ATH_STAT_LEDSOFT        5               /* enable LED gpio status */
+#define ATH_STAT_LEDSOFT        3               /* enable LED gpio status */
 
         unsigned int            filter_flags;   /* HW flags, AR5K_RX_FILTER_* */
         unsigned int            curmode;        /* current phy mode */
@@ -132,13 +144,6 @@ struct ath5k_softc {
 
         struct ieee80211_vif *vif;
 
-        struct {
-                u8      rxflags;        /* radiotap rx flags */
-                u8      txflags;        /* radiotap tx flags */
-                u16     ledon;          /* softled on time */
-                u16     ledoff;         /* softled off time */
-        } hwmap[32];                            /* h/w rate ix mappings */
-
         enum ath5k_int          imask;          /* interrupt mask copy */
 
         DECLARE_BITMAP(keymap, AR5K_KEYCACHE_SIZE); /* key use bit map */
@@ -148,9 +153,6 @@ struct ath5k_softc {
         unsigned int            led_pin,        /* GPIO pin for driving LED */
                                 led_on,         /* pin setting for LED on */
                                 led_off;        /* off time for current blink */
-        struct timer_list       led_tim;        /* led off timer */
-        u8                      led_rxrate;     /* current rx rate for LED */
-        u8                      led_txrate;     /* current tx rate for LED */
 
         struct tasklet_struct   restq;          /* reset tasklet */
 
@@ -159,6 +161,7 @@ struct ath5k_softc {
         spinlock_t              rxbuflock;
         u32                     *rxlink;        /* link ptr in last RX desc */
         struct tasklet_struct   rxtq;           /* rx intr tasklet */
+        struct ath5k_led        rx_led;         /* rx led */
 
         struct list_head        txbuf;          /* transmit buffer */
         spinlock_t              txbuflock;
@@ -167,6 +170,7 @@ struct ath5k_softc {
 
         struct ath5k_txq        *txq;           /* beacon and tx*/
         struct tasklet_struct   txtq;           /* tx intr tasklet */
+        struct ath5k_led        tx_led;         /* tx led */
 
         struct ath5k_buf        *bbuf;          /* beacon buffer */
         unsigned int            bhalq,          /* SW q for outgoing beacons */