提交 5225640b 编写于 作者: Z Zhu Yi 提交者: John W. Linville

iwlwifi: fix iwl4965 temperature callback calibration issue

The patch fixes the temperature calibration issue introduced by the
patch "iwlwifi: move RX stats to core, and move temperature to handler".
It also remove the second parameter "stats" since it is already copied
to priv->statistics.
Signed-off-by: NZhu Yi <yi.zhu@intel.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 914233d6
......@@ -1879,21 +1879,9 @@ static int iwl4965_is_temp_calib_needed(struct iwl_priv *priv)
return 1;
}
static void iwl4965_temperature_calib(struct iwl_priv *priv,
struct iwl_notif_statistics *stats)
static void iwl4965_temperature_calib(struct iwl_priv *priv)
{
s32 temp;
int change = ((priv->statistics.general.temperature !=
stats->general.temperature) ||
((priv->statistics.flag &
STATISTICS_REPLY_FLG_FAT_MODE_MSK) !=
(stats->flag & STATISTICS_REPLY_FLG_FAT_MODE_MSK)));
/* If the hardware hasn't reported a change in
* temperature then don't bother computing a
* calibrated temperature value */
if (!change)
return;
temp = iwl4965_hw_get_temperature(priv);
if (temp < 0)
......
......@@ -1422,11 +1422,10 @@ static int iwl5000_send_tx_power(struct iwl_priv *priv)
NULL);
}
static void iwl5000_temperature(struct iwl_priv *priv,
struct iwl_notif_statistics *stats)
static void iwl5000_temperature(struct iwl_priv *priv)
{
/* store temperature from statistics (in Celsius) */
priv->temperature = le32_to_cpu(stats->general.temperature);
priv->temperature = le32_to_cpu(priv->statistics.general.temperature);
}
static struct iwl_hcmd_ops iwl5000_hcmd = {
......
......@@ -140,8 +140,7 @@ struct iwl_lib_ops {
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);
void (*temperature) (struct iwl_priv *priv);
/* eeprom operations (as defined in iwl-eeprom.h) */
struct iwl_eeprom_ops eeprom_ops;
};
......
......@@ -557,11 +557,18 @@ static void iwl_rx_calc_noise(struct iwl_priv *priv)
void iwl_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
int change;
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);
change = ((priv->statistics.general.temperature !=
pkt->u.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);
......@@ -581,8 +588,8 @@ void iwl_rx_statistics(struct iwl_priv *priv,
iwl_leds_background(priv);
if (priv->cfg->ops->lib->temperature)
priv->cfg->ops->lib->temperature(priv, &pkt->u.stats);
if (priv->cfg->ops->lib->temperature && change)
priv->cfg->ops->lib->temperature(priv);
}
EXPORT_SYMBOL(iwl_rx_statistics);
......
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