iwlwifi: move queue functions to PCI-E

iwl_queue_inc_wrap/iwl_queue_dec_wrap aren't
shared functions, they are PCI-E specific,
so move them into the appropriate header.
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>
Signed-off-by: NWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-shared.h

@@ -413,26 +413,6 @@ static inline bool iwl_have_debug_level(u32 level)
 	return iwlagn_mod_params.debug_level & level;
 }
 
-/**
- * iwl_queue_inc_wrap - increment queue index, wrap back to beginning
- * @index -- current index
- * @n_bd -- total number of entries in queue (must be power of 2)
- */
-static inline int iwl_queue_inc_wrap(int index, int n_bd)
-{
-	return ++index & (n_bd - 1);
-}
-
-/**
- * iwl_queue_dec_wrap - decrement queue index, wrap back to end
- * @index -- current index
- * @n_bd -- total number of entries in queue (must be power of 2)
- */
-static inline int iwl_queue_dec_wrap(int index, int n_bd)
-{
-	return --index & (n_bd - 1);
-}
-
 struct iwl_rx_cmd_buffer {
 	struct page *_page;
 };

drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h

@@ -115,6 +115,26 @@ struct iwl_dma_ptr {
 	size_t size;
 };
 
+/**
+ * iwl_queue_inc_wrap - increment queue index, wrap back to beginning
+ * @index -- current index
+ * @n_bd -- total number of entries in queue (must be power of 2)
+ */
+static inline int iwl_queue_inc_wrap(int index, int n_bd)
+{
+	return ++index & (n_bd - 1);
+}
+
+/**
+ * iwl_queue_dec_wrap - decrement queue index, wrap back to end
+ * @index -- current index
+ * @n_bd -- total number of entries in queue (must be power of 2)
+ */
+static inline int iwl_queue_dec_wrap(int index, int n_bd)
+{
+	return --index & (n_bd - 1);
+}
+
 /*
  * This queue number is required for proper operation
  * because the ucode will stop/start the scheduler as