From: Ivo van Doorn <ivdoorn@gmail.com>
To: "John W. Linville" <linville@tuxdriver.com>
Cc: linux-wireless@vger.kernel.org, users@rt2x00.serialmonkey.com
Subject: [PATCH 09/13] rt2x00: Implement tx power temperature compensation
Date: Mon, 28 Mar 2011 13:33:40 +0200 [thread overview]
Message-ID: <201103281333.41794.IvDoorn@gmail.com> (raw)
In-Reply-To: <201103281333.05671.IvDoorn@gmail.com>
From: Helmut Schaa <helmut.schaa@googlemail.com>
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>
---
drivers/net/wireless/rt2x00/rt2800.h | 106 ++++++++++++++++++++++++
drivers/net/wireless/rt2x00/rt2800lib.c | 133 ++++++++++++++++++++++++++++-
drivers/net/wireless/rt2x00/rt2800lib.h | 1 +
drivers/net/wireless/rt2x00/rt2800pci.c | 1 +
drivers/net/wireless/rt2x00/rt2800usb.c | 1 +
drivers/net/wireless/rt2x00/rt2x00.h | 6 ++
drivers/net/wireless/rt2x00/rt2x00dev.c | 2 +
drivers/net/wireless/rt2x00/rt2x00lib.h | 13 +++
drivers/net/wireless/rt2x00/rt2x00link.c | 38 +++++++++
9 files changed, 296 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h
index 70b9abb..3b3d851 100644
--- a/drivers/net/wireless/rt2x00/rt2800.h
+++ b/drivers/net/wireless/rt2x00/rt2800.h
@@ -2104,6 +2104,59 @@ struct mac_iveiv_entry {
#define EEPROM_TXPOWER_BG_2 FIELD16(0xff00)
/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * MINUS4: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -4)
+ * MINUS3: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -3)
+ */
+#define EEPROM_TSSI_BOUND_BG1 0x0037
+#define EEPROM_TSSI_BOUND_BG1_MINUS4 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG1_MINUS3 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * MINUS2: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -2)
+ * MINUS1: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -1)
+ */
+#define EEPROM_TSSI_BOUND_BG2 0x0038
+#define EEPROM_TSSI_BOUND_BG2_MINUS2 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG2_MINUS1 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * REF: Reference TSSI value, no tx power changes needed
+ * PLUS1: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 1)
+ */
+#define EEPROM_TSSI_BOUND_BG3 0x0039
+#define EEPROM_TSSI_BOUND_BG3_REF FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG3_PLUS1 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * PLUS2: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 2)
+ * PLUS3: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 3)
+ */
+#define EEPROM_TSSI_BOUND_BG4 0x003a
+#define EEPROM_TSSI_BOUND_BG4_PLUS2 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG4_PLUS3 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * PLUS4: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 4)
+ * AGC_STEP: Temperature compensation step.
+ */
+#define EEPROM_TSSI_BOUND_BG5 0x003b
+#define EEPROM_TSSI_BOUND_BG5_PLUS4 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG5_AGC_STEP FIELD16(0xff00)
+
+/*
* EEPROM TXPOWER 802.11A
*/
#define EEPROM_TXPOWER_A1 0x003c
@@ -2113,6 +2166,59 @@ struct mac_iveiv_entry {
#define EEPROM_TXPOWER_A_2 FIELD16(0xff00)
/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * MINUS4: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -4)
+ * MINUS3: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -3)
+ */
+#define EEPROM_TSSI_BOUND_A1 0x006a
+#define EEPROM_TSSI_BOUND_A1_MINUS4 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A1_MINUS3 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * MINUS2: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -2)
+ * MINUS1: If the actual TSSI is below this boundary, tx power needs to be
+ * reduced by (agc_step * -1)
+ */
+#define EEPROM_TSSI_BOUND_A2 0x006b
+#define EEPROM_TSSI_BOUND_A2_MINUS2 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A2_MINUS1 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * REF: Reference TSSI value, no tx power changes needed
+ * PLUS1: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 1)
+ */
+#define EEPROM_TSSI_BOUND_A3 0x006c
+#define EEPROM_TSSI_BOUND_A3_REF FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A3_PLUS1 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * PLUS2: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 2)
+ * PLUS3: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 3)
+ */
+#define EEPROM_TSSI_BOUND_A4 0x006d
+#define EEPROM_TSSI_BOUND_A4_PLUS2 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A4_PLUS3 FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * PLUS4: If the actual TSSI is above this boundary, tx power needs to be
+ * increased by (agc_step * 4)
+ * AGC_STEP: Temperature compensation step.
+ */
+#define EEPROM_TSSI_BOUND_A5 0x006e
+#define EEPROM_TSSI_BOUND_A5_PLUS4 FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A5_AGC_STEP FIELD16(0xff00)
+
+/*
* EEPROM TXPOWER by rate: tx power per tx rate for HT20 mode
*/
#define EEPROM_TXPOWER_BYRATE 0x006f
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 0265133..59302fa 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1813,6 +1813,116 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, ®);
}
+static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev)
+{
+ u8 tssi_bounds[9];
+ u8 current_tssi;
+ u16 eeprom;
+ u8 step;
+ int i;
+
+ /*
+ * Read TSSI boundaries for temperature compensation from
+ * the EEPROM.
+ *
+ * Array idx 0 1 2 3 4 5 6 7 8
+ * Matching Delta value -4 -3 -2 -1 0 +1 +2 +3 +4
+ * Example TSSI bounds 0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00
+ */
+ if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1, &eeprom);
+ tssi_bounds[0] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG1_MINUS4);
+ tssi_bounds[1] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG1_MINUS3);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2, &eeprom);
+ tssi_bounds[2] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG2_MINUS2);
+ tssi_bounds[3] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG2_MINUS1);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3, &eeprom);
+ tssi_bounds[4] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG3_REF);
+ tssi_bounds[5] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG3_PLUS1);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4, &eeprom);
+ tssi_bounds[6] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG4_PLUS2);
+ tssi_bounds[7] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG4_PLUS3);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5, &eeprom);
+ tssi_bounds[8] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG5_PLUS4);
+
+ step = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_BG5_AGC_STEP);
+ } else {
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1, &eeprom);
+ tssi_bounds[0] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A1_MINUS4);
+ tssi_bounds[1] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A1_MINUS3);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2, &eeprom);
+ tssi_bounds[2] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A2_MINUS2);
+ tssi_bounds[3] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A2_MINUS1);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3, &eeprom);
+ tssi_bounds[4] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A3_REF);
+ tssi_bounds[5] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A3_PLUS1);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4, &eeprom);
+ tssi_bounds[6] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A4_PLUS2);
+ tssi_bounds[7] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A4_PLUS3);
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5, &eeprom);
+ tssi_bounds[8] = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A5_PLUS4);
+
+ step = rt2x00_get_field16(eeprom,
+ EEPROM_TSSI_BOUND_A5_AGC_STEP);
+ }
+
+ /*
+ * Check if temperature compensation is supported.
+ */
+ if (tssi_bounds[4] == 0xff)
+ return 0;
+
+ /*
+ * Read current TSSI (BBP 49).
+ */
+ rt2800_bbp_read(rt2x00dev, 49, ¤t_tssi);
+
+ /*
+ * Compare TSSI value (BBP49) with the compensation boundaries
+ * from the EEPROM and increase or decrease tx power.
+ */
+ for (i = 0; i <= 3; i++) {
+ if (current_tssi > tssi_bounds[i])
+ break;
+ }
+
+ if (i == 4) {
+ for (i = 8; i >= 5; i--) {
+ if (current_tssi < tssi_bounds[i])
+ break;
+ }
+ }
+
+ return (i - 4) * step;
+}
+
static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev,
enum ieee80211_band band)
{
@@ -1904,7 +2014,8 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b,
}
static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
- struct ieee80211_conf *conf)
+ enum ieee80211_band band,
+ int power_level)
{
u8 txpower;
u16 eeprom;
@@ -1912,8 +2023,6 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
u32 reg;
u8 r1;
u32 offset;
- enum ieee80211_band band = conf->channel->band;
- int power_level = conf->power_level;
int delta;
/*
@@ -1922,6 +2031,11 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
delta = rt2800_get_txpower_bw_comp(rt2x00dev, band);
/*
+ * calculate temperature compensation delta
+ */
+ delta += rt2800_get_gain_calibration_delta(rt2x00dev);
+
+ /*
* set to normal bbp tx power control mode: +/- 0dBm
*/
rt2800_bbp_read(rt2x00dev, 1, &r1);
@@ -2041,6 +2155,13 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
}
}
+void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev)
+{
+ rt2800_config_txpower(rt2x00dev, rt2x00dev->curr_band,
+ rt2x00dev->tx_power);
+}
+EXPORT_SYMBOL_GPL(rt2800_gain_calibration);
+
static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_conf *libconf)
{
@@ -2094,10 +2215,12 @@ void rt2800_config(struct rt2x00_dev *rt2x00dev,
if (flags & IEEE80211_CONF_CHANGE_CHANNEL) {
rt2800_config_channel(rt2x00dev, libconf->conf,
&libconf->rf, &libconf->channel);
- rt2800_config_txpower(rt2x00dev, libconf->conf);
+ rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band,
+ libconf->conf->power_level);
}
if (flags & IEEE80211_CONF_CHANGE_POWER)
- rt2800_config_txpower(rt2x00dev, libconf->conf);
+ rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band,
+ libconf->conf->power_level);
if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
rt2800_config_retry_limit(rt2x00dev, libconf);
if (flags & IEEE80211_CONF_CHANGE_PS)
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h
index 0c92d86..f2d1594 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.h
+++ b/drivers/net/wireless/rt2x00/rt2800lib.h
@@ -181,6 +181,7 @@ void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
const u32 count);
+void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index d305514..adc3534 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -1053,6 +1053,7 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = {
.link_stats = rt2800_link_stats,
.reset_tuner = rt2800_reset_tuner,
.link_tuner = rt2800_link_tuner,
+ .gain_calibration = rt2800_gain_calibration,
.start_queue = rt2800pci_start_queue,
.kick_queue = rt2800pci_kick_queue,
.stop_queue = rt2800pci_stop_queue,
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index f7737ca..1ff8b57 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -629,6 +629,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
.link_stats = rt2800_link_stats,
.reset_tuner = rt2800_reset_tuner,
.link_tuner = rt2800_link_tuner,
+ .gain_calibration = rt2800_gain_calibration,
.watchdog = rt2800usb_watchdog,
.start_queue = rt2800usb_start_queue,
.kick_queue = rt2x00usb_kick_queue,
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 60b1cb0..dd0f66a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -348,6 +348,11 @@ struct link {
* to bring the device/driver back into the desired state.
*/
struct delayed_work watchdog_work;
+
+ /*
+ * Work structure for scheduling periodic AGC adjustments.
+ */
+ struct delayed_work agc_work;
};
enum rt2x00_delayed_flags {
@@ -556,6 +561,7 @@ struct rt2x00lib_ops {
struct link_qual *qual);
void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
struct link_qual *qual, const u32 count);
+ void (*gain_calibration) (struct rt2x00_dev *rt2x00dev);
/*
* Data queue handlers.
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 55c1d03..a98c434 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -71,6 +71,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev)
*/
rt2x00queue_start_queues(rt2x00dev);
rt2x00link_start_tuner(rt2x00dev);
+ rt2x00link_start_agc(rt2x00dev);
/*
* Start watchdog monitoring.
@@ -93,6 +94,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Stop all queues
*/
+ rt2x00link_stop_agc(rt2x00dev);
rt2x00link_stop_tuner(rt2x00dev);
rt2x00queue_stop_queues(rt2x00dev);
rt2x00queue_flush_queues(rt2x00dev, true);
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 63c40d4..88f2f92 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.
*
diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c
index fc8cee9..128b361 100644
--- a/drivers/net/wireless/rt2x00/rt2x00link.c
+++ b/drivers/net/wireless/rt2x00/rt2x00link.c
@@ -446,8 +446,46 @@ static void rt2x00link_watchdog(struct work_struct *work)
WATCHDOG_INTERVAL);
}
+void rt2x00link_start_agc(struct rt2x00_dev *rt2x00dev)
+{
+ struct link *link = &rt2x00dev->link;
+
+ if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&
+ rt2x00dev->ops->lib->gain_calibration)
+ ieee80211_queue_delayed_work(rt2x00dev->hw,
+ &link->agc_work,
+ AGC_INTERVAL);
+}
+
+void rt2x00link_stop_agc(struct rt2x00_dev *rt2x00dev)
+{
+ cancel_delayed_work_sync(&rt2x00dev->link.agc_work);
+}
+
+static void rt2x00link_agc(struct work_struct *work)
+{
+ struct rt2x00_dev *rt2x00dev =
+ container_of(work, struct rt2x00_dev, link.agc_work.work);
+ struct link *link = &rt2x00dev->link;
+
+ /*
+ * When the radio is shutting down we should
+ * immediately cease the watchdog monitoring.
+ */
+ if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+ return;
+
+ rt2x00dev->ops->lib->gain_calibration(rt2x00dev);
+
+ if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+ ieee80211_queue_delayed_work(rt2x00dev->hw,
+ &link->agc_work,
+ AGC_INTERVAL);
+}
+
void rt2x00link_register(struct rt2x00_dev *rt2x00dev)
{
+ INIT_DELAYED_WORK(&rt2x00dev->link.agc_work, rt2x00link_agc);
INIT_DELAYED_WORK(&rt2x00dev->link.watchdog_work, rt2x00link_watchdog);
INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00link_tuner);
}
--
1.7.2.3
next prev parent reply other threads:[~2011-03-28 11:37 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-28 11:29 [PATCH 01/13] rt2x00: Limit rt2x00pci rxdone processing to 16 entries at once Ivo van Doorn
2011-03-28 11:30 ` [PATCH 02/13] rt2x00: Limit rt2800pci txdone " Ivo van Doorn
2011-03-28 11:30 ` [PATCH 03/13] rt2x00: Calculate tx status fifo size instead of hardcoding it Ivo van Doorn
2011-03-28 11:30 ` [PATCH 04/13] rt2x00: Remove DRIVER_SUPPORT_WATCHDOG flag Ivo van Doorn
2011-03-28 11:31 ` [PATCH 05/13] rt2x00: Restructure bw_comp calculationATCHDOG flag Ivo van Doorn
2011-03-28 11:32 ` [PATCH 06/13] rt2x00: Don't recalculate HT40 compensation for each rate Ivo van Doorn
2011-03-28 11:32 ` [PATCH 07/13] rt2x00: Indention cleanup in rt2800lib Ivo van Doorn
2011-03-28 11:33 ` [PATCH 08/13] rt2x00: Remove obsolete rt2x00queue_align_payload Ivo van Doorn
2011-03-28 11:33 ` Ivo van Doorn [this message]
2011-03-28 11:34 ` [PATCH 10/13] rt2x00: Fix STBC transmissions to STAs with Rx STBC > 1 Ivo van Doorn
2011-03-28 11:34 ` [PATCH 11/13] rt2x00: Add support for the ZyXEL NWD-211AN USB Ivo van Doorn
2011-03-28 11:35 ` [PATCH 12/13] rt2x00: Fix tx aggregation problems with some clients Ivo van Doorn
2011-03-28 11:35 ` [PATCH 13/13] rt2x00: Add an error message when trying to send on a full queue Ivo van Doorn
2011-03-29 0:37 ` [PATCH 05/13] rt2x00: Restructure bw_comp calculationATCHDOG flag Julian Calaby
2011-04-02 17:14 ` [PATCH 05/13 v2] rt2x00: Restructure bw_comp calculation Ivo van Doorn
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=201103281333.41794.IvDoorn@gmail.com \
--to=ivdoorn@gmail.com \
--cc=linux-wireless@vger.kernel.org \
--cc=linville@tuxdriver.com \
--cc=users@rt2x00.serialmonkey.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.