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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h
index 595fa6ddf084..8ef5ed2db051 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h
@@ -85,6 +85,10 @@ struct iwl_cfg;
* May sleep
* @wimax_active: invoked when WiMax becomes active. May sleep
* @time_point: called when transport layer wants to collect debug data
+ * @device_powered_off: called upon resume from hibernation but not only.
+ * Op_mode needs to reset its internal state because the device did not
+ * survive the system state transition. The firmware is no longer running,
+ * etc...
*/
struct iwl_op_mode_ops {
struct iwl_op_mode *(*start)(struct iwl_trans *trans,
@@ -107,6 +111,7 @@ struct iwl_op_mode_ops {
void (*time_point)(struct iwl_op_mode *op_mode,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data);
+ void (*device_powered_off)(struct iwl_op_mode *op_mode);
};
int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops);
@@ -204,4 +209,11 @@ static inline void iwl_op_mode_time_point(struct iwl_op_mode *op_mode,
op_mode->ops->time_point(op_mode, tp_id, tp_data);
}
+static inline void iwl_op_mode_device_powered_off(struct iwl_op_mode *op_mode)
+{
+ if (!op_mode || !op_mode->ops || !op_mode->ops->device_powered_off)
+ return;
+ op_mode->ops->device_powered_off(op_mode);
+}
+
#endif /* __iwl_op_mode_h__ */