1 files changed, 18 insertions, 4 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index e378ea6dca9c..b76532e238c1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -385,6 +385,8 @@ struct iwl_trans;
  * @write8: write a u8 to a register at offset ofs from the BAR
  * @write32: write a u32 to a register at offset ofs from the BAR
  * @read32: read a u32 register at offset ofs from the BAR
+ * @read_prph: read a DWORD from a periphery register
+ * @write_prph: write a DWORD to a periphery register
  * @configure: configure parameters required by the transport layer from
  *      the op_mode. May be called several times before start_fw, can't be
  *      called after that.
@@ -420,6 +422,8 @@ struct iwl_trans_ops {
         void (*write8)(struct iwl_trans *trans, u32 ofs, u8 val);
         void (*write32)(struct iwl_trans *trans, u32 ofs, u32 val);
         u32 (*read32)(struct iwl_trans *trans, u32 ofs);
+        u32 (*read_prph)(struct iwl_trans *trans, u32 ofs);
+        void (*write_prph)(struct iwl_trans *trans, u32 ofs, u32 val);
         void (*configure)(struct iwl_trans *trans,
                           const struct iwl_trans_config *trans_cfg);
         void (*set_pmi)(struct iwl_trans *trans, bool state);
@@ -489,10 +493,6 @@ struct iwl_trans {
 static inline void iwl_trans_configure(struct iwl_trans *trans,
                                        const struct iwl_trans_config *trans_cfg)
 {
-        /*
-         * only set the op_mode for the moment. Later on, this function will do
-         * more
-         */
         trans->op_mode = trans_cfg->op_mode;
 
         trans->ops->configure(trans, trans_cfg);
@@ -512,6 +512,9 @@ static inline void iwl_trans_stop_hw(struct iwl_trans *trans,
 
         trans->ops->stop_hw(trans, op_mode_leaving);
 
+        if (op_mode_leaving)
+                trans->op_mode = NULL;
+
         trans->state = IWL_TRANS_NO_FW;
 }
 
@@ -665,6 +668,17 @@ static inline u32 iwl_trans_read32(struct iwl_trans *trans, u32 ofs)
         return trans->ops->read32(trans, ofs);
 }
 
+static inline u32 iwl_trans_read_prph(struct iwl_trans *trans, u32 ofs)
+{
+        return trans->ops->read_prph(trans, ofs);
+}
+
+static inline void iwl_trans_write_prph(struct iwl_trans *trans, u32 ofs,
+                                        u32 val)
+{
+        return trans->ops->write_prph(trans, ofs, val);
+}
+
 static inline void iwl_trans_set_pmi(struct iwl_trans *trans, bool state)
 {
         trans->ops->set_pmi(trans, state);