iwlwifi: Generic approach to measure temperature

In stead of checking for 4965 and do KELVIN_TO_CELSIUS conversation, add
.cfg parameter for more generic approach.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>

3 files changed, 6 insertions, 4 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index af48d07bb29d..1b5ced5159b8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2258,6 +2258,7 @@ struct iwl_cfg iwl4965_agn_cfg = {
         .chain_noise_num_beacons = IWL4965_CAL_NUM_BEACONS,
         .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
         .monitor_recover_period = IWL_MONITORING_PERIOD,
+        .temperature_kelvin = true,
 };
 
 /* Module firmware */
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 22f84f3c3c40..e9b0411de845 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -305,6 +305,7 @@ struct iwl_cfg {
         s32 chain_noise_scale;
         /* timer period for monitor the driver queues */
         u32 monitor_recover_period;
+        bool temperature_kelvin;
 };
 
 /***************************
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 1a1a9f081cc7..e0581a771aab 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -383,10 +383,10 @@ EXPORT_SYMBOL(iwl_ht_enabled);
 
 bool iwl_within_ct_kill_margin(struct iwl_priv *priv)
 {
-        s32 temp = priv->temperature; /* degrees CELSIUS except 4965 */
+        s32 temp = priv->temperature; /* degrees CELSIUS except specified */
         bool within_margin = false;
 
-        if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965)
+        if (priv->cfg->temperature_kelvin)
                 temp = KELVIN_TO_CELSIUS(priv->temperature);
 
         if (!priv->thermal_throttle.advanced_tt)
@@ -839,12 +839,12 @@ EXPORT_SYMBOL(iwl_tt_exit_ct_kill);
 static void iwl_bg_tt_work(struct work_struct *work)
 {
         struct iwl_priv *priv = container_of(work, struct iwl_priv, tt_work);
-        s32 temp = priv->temperature; /* degrees CELSIUS except 4965 */
+        s32 temp = priv->temperature; /* degrees CELSIUS except specified */
 
         if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                 return;
 
-        if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965)
+        if (priv->cfg->temperature_kelvin)
                 temp = KELVIN_TO_CELSIUS(priv->temperature);
 
         if (!priv->thermal_throttle.advanced_tt)