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authorHelmut Schaa <helmut.schaa@googlemail.com>2011-03-28 13:33:40 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-04-04 16:20:03 -0400
commit9e33a3553821418b2c4f53d09311476c55176b13 (patch)
treefa0538ca1775be5b598949b2418721268e0ece53 /drivers/net/wireless/rt2x00/rt2x00lib.h
parent2f2bb7e8bdc977c94cdaaf84328526555eba89b1 (diff)
rt2x00: Implement tx power temperature compensation
rt2800 devices should adjust their tx power in accordance with the eeproms temperature calibration values. Add a new driver callback gain_calibration that is called every 4 seconds. The rt2800 gain calibration routine simply runs the tx power configuration that takes care of calculating the temperature compensation delta. We don't need to synchronize the calls to rt2800_config_txpower as they should all happen from mac80211's single threaded workqueue. Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00lib.h')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00lib.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 63c40d45724..88f2f927552 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -32,6 +32,7 @@
*/
#define WATCHDOG_INTERVAL round_jiffies_relative(HZ)
#define LINK_TUNE_INTERVAL round_jiffies_relative(HZ)
+#define AGC_INTERVAL round_jiffies_relative(4 * HZ)
/*
* rt2x00_rate: Per rate device information
@@ -271,6 +272,18 @@ void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev);
void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev);
/**
+ * rt2x00link_start_agc - Start periodic gain calibration
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ */
+void rt2x00link_start_agc(struct rt2x00_dev *rt2x00dev);
+
+/**
+ * rt2x00link_stop_agc - Stop periodic gain calibration
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ */
+void rt2x00link_stop_agc(struct rt2x00_dev *rt2x00dev);
+
+/**
* rt2x00link_register - Initialize link tuning & watchdog functionality
* @rt2x00dev: Pointer to &struct rt2x00_dev.
*