return ret;
}
-#define REG_RECALIB_PERIOD (60)
-
/* Reset differential Rx gains in NIC to prepare for chain noise calibration.
* Called after every association, but this runs only once!
* ... once chain noise is calibrated the first time, it's good forever. */
return 1;
}
-/* Calculate noise level, based on measurements during network silence just
- * before arriving beacon. This measurement can be done only if we know
- * exactly when to expect beacons, therefore only when we're associated. */
-static void iwl4965_rx_calc_noise(struct iwl_priv *priv)
+static void iwl4965_temperature_calib(struct iwl_priv *priv,
+ struct iwl_notif_statistics *stats)
{
- struct statistics_rx_non_phy *rx_info
- = &(priv->statistics.rx.general);
- int num_active_rx = 0;
- int total_silence = 0;
- int bcn_silence_a =
- le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER;
- int bcn_silence_b =
- le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER;
- int bcn_silence_c =
- le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER;
-
- if (bcn_silence_a) {
- total_silence += bcn_silence_a;
- num_active_rx++;
- }
- if (bcn_silence_b) {
- total_silence += bcn_silence_b;
- num_active_rx++;
- }
- if (bcn_silence_c) {
- total_silence += bcn_silence_c;
- num_active_rx++;
- }
-
- /* Average among active antennas */
- if (num_active_rx)
- priv->last_rx_noise = (total_silence / num_active_rx) - 107;
- else
- priv->last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
-
- IWL_DEBUG_CALIB("inband silence a %u, b %u, c %u, dBm %d\n",
- bcn_silence_a, bcn_silence_b, bcn_silence_c,
- priv->last_rx_noise);
-}
-
-void iwl4965_hw_rx_statistics(struct iwl_priv *priv,
- struct iwl_rx_mem_buffer *rxb)
-{
- struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
- int change;
s32 temp;
-
- IWL_DEBUG_RX("Statistics notification received (%d vs %d).\n",
- (int)sizeof(priv->statistics), pkt->len);
-
- change = ((priv->statistics.general.temperature !=
- pkt->u.stats.general.temperature) ||
+ int change = ((priv->statistics.general.temperature !=
+ stats->general.temperature) ||
((priv->statistics.flag &
STATISTICS_REPLY_FLG_FAT_MODE_MSK) !=
- (pkt->u.stats.flag & STATISTICS_REPLY_FLG_FAT_MODE_MSK)));
-
- memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics));
-
- set_bit(STATUS_STATISTICS, &priv->status);
-
- /* Reschedule the statistics timer to occur in
- * REG_RECALIB_PERIOD seconds to ensure we get a
- * thermal update even if the uCode doesn't give
- * us one */
- mod_timer(&priv->statistics_periodic, jiffies +
- msecs_to_jiffies(REG_RECALIB_PERIOD * 1000));
-
- if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) &&
- (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) {
- iwl4965_rx_calc_noise(priv);
- queue_work(priv->workqueue, &priv->run_time_calib_work);
- }
-
- iwl_leds_background(priv);
+ (stats->flag & STATISTICS_REPLY_FLG_FAT_MODE_MSK)));
/* If the hardware hasn't reported a change in
* temperature then don't bother computing a
.set_power = iwl4965_set_power,
.send_tx_power = iwl4965_send_tx_power,
.update_chain_flags = iwl4965_update_chain_flags,
+ .temperature = iwl4965_temperature_calib,
};
static struct iwl_ops iwl4965_ops = {
NULL);
}
+static void iwl5000_temperature(struct iwl_priv *priv,
+ struct iwl_notif_statistics *stats)
+{
+ /* store temperature from statistics (in Celsius) */
+ priv->temperature = le32_to_cpu(stats->general.temperature);
+}
static struct iwl_hcmd_ops iwl5000_hcmd = {
.rxon_assoc = iwl5000_send_rxon_assoc,
.init_alive_start = iwl5000_init_alive_start,
.alive_notify = iwl5000_alive_notify,
.send_tx_power = iwl5000_send_tx_power,
+ .temperature = iwl5000_temperature,
.apm_ops = {
.init = iwl5000_apm_init,
.reset = iwl5000_apm_reset,
EXPORT_SYMBOL(iwl_init_sensitivity);
void iwl_sensitivity_calibration(struct iwl_priv *priv,
- struct iwl4965_notif_statistics *resp)
+ struct iwl_notif_statistics *resp)
{
u32 rx_enable_time;
u32 fa_cck;
* 2) Differential rx gain settings to balance the 3 receivers.
*/
void iwl_chain_noise_calibration(struct iwl_priv *priv,
- struct iwl4965_notif_statistics *stat_resp)
+ struct iwl_notif_statistics *stat_resp)
{
struct iwl_chain_noise_data *data = NULL;
#include "iwl-commands.h"
void iwl_chain_noise_calibration(struct iwl_priv *priv,
- struct iwl4965_notif_statistics *stat_resp);
+ struct iwl_notif_statistics *stat_resp);
void iwl_sensitivity_calibration(struct iwl_priv *priv,
- struct iwl4965_notif_statistics *resp);
+ struct iwl_notif_statistics *resp);
void iwl_init_sensitivity(struct iwl_priv *priv);
void iwl_reset_run_time_calib(struct iwl_priv *priv);
*/
#define IWL_STATS_CONF_CLEAR_STATS __constant_cpu_to_le32(0x1) /* see above */
#define IWL_STATS_CONF_DISABLE_NOTIF __constant_cpu_to_le32(0x2)/* see above */
-struct iwl4965_statistics_cmd {
+struct iwl_statistics_cmd {
__le32 configuration_flags; /* IWL_STATS_CONF_* */
} __attribute__ ((packed));
*/
#define STATISTICS_REPLY_FLG_BAND_24G_MSK __constant_cpu_to_le32(0x2)
#define STATISTICS_REPLY_FLG_FAT_MODE_MSK __constant_cpu_to_le32(0x8)
-struct iwl4965_notif_statistics {
+struct iwl_notif_statistics {
__le32 flag;
struct statistics_rx rx;
struct statistics_tx tx;
struct iwl_rem_sta_resp rem_sta;
struct iwl4965_sleep_notification sleep_notif;
struct iwl4965_spectrum_resp spectrum;
- struct iwl4965_notif_statistics stats;
+ struct iwl_notif_statistics stats;
struct iwl4965_compressed_ba_resp compressed_ba;
struct iwl4965_missed_beacon_notif missed_beacon;
struct iwl5000_calibration calib;
int (*set_power)(struct iwl_priv *priv, void *cmd);
int (*send_tx_power) (struct iwl_priv *priv);
void (*update_chain_flags)(struct iwl_priv *priv);
+ void (*temperature) (struct iwl_priv *priv,
+ struct iwl_notif_statistics *stats);
/* eeprom operations (as defined in iwl-eeprom.h) */
struct iwl_eeprom_ops eeprom_ops;
};
/* Handlers */
void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
+void iwl_rx_statistics(struct iwl_priv *priv,
+ struct iwl_rx_mem_buffer *rxb);
/* TX helpers */
extern void iwl_txq_ctx_stop(struct iwl_priv *priv);
extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv,
struct iwl_frame *frame, u8 rate);
-extern void iwl4965_hw_rx_statistics(struct iwl_priv *priv,
- struct iwl_rx_mem_buffer *rxb);
extern void iwl4965_disable_events(struct iwl_priv *priv);
extern void iwl4965_rx_reply_rx(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
struct iwl_power_mgr power_data;
- struct iwl4965_notif_statistics statistics;
+ struct iwl_notif_statistics statistics;
unsigned long last_statistics_time;
/* context information */
}
}
EXPORT_SYMBOL(iwl_rx_missed_beacon_notif);
+
+
+/* Calculate noise level, based on measurements during network silence just
+ * before arriving beacon. This measurement can be done only if we know
+ * exactly when to expect beacons, therefore only when we're associated. */
+static void iwl_rx_calc_noise(struct iwl_priv *priv)
+{
+ struct statistics_rx_non_phy *rx_info
+ = &(priv->statistics.rx.general);
+ int num_active_rx = 0;
+ int total_silence = 0;
+ int bcn_silence_a =
+ le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER;
+ int bcn_silence_b =
+ le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER;
+ int bcn_silence_c =
+ le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER;
+
+ if (bcn_silence_a) {
+ total_silence += bcn_silence_a;
+ num_active_rx++;
+ }
+ if (bcn_silence_b) {
+ total_silence += bcn_silence_b;
+ num_active_rx++;
+ }
+ if (bcn_silence_c) {
+ total_silence += bcn_silence_c;
+ num_active_rx++;
+ }
+
+ /* Average among active antennas */
+ if (num_active_rx)
+ priv->last_rx_noise = (total_silence / num_active_rx) - 107;
+ else
+ priv->last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
+
+ IWL_DEBUG_CALIB("inband silence a %u, b %u, c %u, dBm %d\n",
+ bcn_silence_a, bcn_silence_b, bcn_silence_c,
+ priv->last_rx_noise);
+}
+
+#define REG_RECALIB_PERIOD (60)
+
+void iwl_rx_statistics(struct iwl_priv *priv,
+ struct iwl_rx_mem_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+
+ IWL_DEBUG_RX("Statistics notification received (%d vs %d).\n",
+ (int)sizeof(priv->statistics), pkt->len);
+
+ memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics));
+
+ set_bit(STATUS_STATISTICS, &priv->status);
+
+ /* Reschedule the statistics timer to occur in
+ * REG_RECALIB_PERIOD seconds to ensure we get a
+ * thermal update even if the uCode doesn't give
+ * us one */
+ mod_timer(&priv->statistics_periodic, jiffies +
+ msecs_to_jiffies(REG_RECALIB_PERIOD * 1000));
+
+ if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) &&
+ (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) {
+ iwl_rx_calc_noise(priv);
+ queue_work(priv->workqueue, &priv->run_time_calib_work);
+ }
+
+ iwl_leds_background(priv);
+
+ if (priv->cfg->ops->lib->temperature)
+ priv->cfg->ops->lib->temperature(priv, &pkt->u.stats);
+}
+EXPORT_SYMBOL(iwl_rx_statistics);
* statistics request from the host as well as for the periodic
* statistics notifications (after received beacons) from the uCode.
*/
- priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl4965_hw_rx_statistics;
- priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl4965_hw_rx_statistics;
+ priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl_rx_statistics;
+ priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl_rx_statistics;
iwl_setup_rx_scan_handlers(priv);
struct device_attribute *attr, char *buf)
{
struct iwl_priv *priv = dev_get_drvdata(d);
- u32 size = sizeof(struct iwl4965_notif_statistics);
+ u32 size = sizeof(struct iwl_notif_statistics);
u32 len = 0, ofs = 0;
u8 *data = (u8 *) & priv->statistics;
int rc = 0;
projects / linux-2.6-omap-h63xx.git / commitdiff