Index: uspace/lib/c/include/device/hw_res.h
===================================================================
--- uspace/lib/c/include/device/hw_res.h	(revision 3e6a98c595287c43d200d28d97f57755342be117)
+++ uspace/lib/c/include/device/hw_res.h	(revision cf39b2e03efcad323862967fb61a984f98b229a6)
@@ -53,4 +53,5 @@
 	HW_RES_ENABLE_INTERRUPT,
 	HW_RES_DMA_CHANNEL_SETUP,
+	HW_RES_DMA_CHANNEL_REMAIN,
 } hw_res_method_t;
 
@@ -116,4 +117,5 @@
 extern int hw_res_dma_channel_setup(async_sess_t *, unsigned int, uint32_t,
     uint16_t, uint8_t);
+extern int hw_res_dma_channel_remain(async_sess_t *, unsigned);
 
 #endif
Index: uspace/lib/c/include/device/hw_res_parsed.h
===================================================================
--- uspace/lib/c/include/device/hw_res_parsed.h	(revision 3e6a98c595287c43d200d28d97f57755342be117)
+++ uspace/lib/c/include/device/hw_res_parsed.h	(revision cf39b2e03efcad323862967fb61a984f98b229a6)
@@ -139,5 +139,6 @@
 }
 
-extern int hw_res_list_parse(hw_resource_list_t *, hw_res_list_parsed_t *, int);
+extern int hw_res_list_parse(
+    const hw_resource_list_t *, hw_res_list_parsed_t *, int);
 extern int hw_res_get_list_parsed(async_sess_t *, hw_res_list_parsed_t *, int);