rapidio: move rio_pw_enable into core code
Make rio_pw_enable() routine available to other RapidIO drivers.
Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
Cc: Andre van Herk <andre.van.herk@prodrive-technologies.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/rio.h b/include/linux/rio.h
index 948f605..cb3c475 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -266,6 +266,7 @@
* @dma: DMA device associated with mport
* @nscan: RapidIO network enumeration/discovery operations
* @state: mport device state
+ * @pwe_refcnt: port-write enable ref counter to track enable/disable requests
*/
struct rio_mport {
struct list_head dbells; /* list of doorbell events */
@@ -296,6 +297,7 @@
#endif
struct rio_scan *nscan;
atomic_t state;
+ unsigned int pwe_refcnt;
};
static inline int rio_mport_is_running(struct rio_mport *mport)