rt2x00: Convert rt2x00 to use threaded interrupts

Use threaded interrupts for all rt2x00 PCI devices.

This has several generic advantages:
- Reduce the time we spend in hard irq context
- Use non-atmic mac80211 functions for rx/tx

Furthermore implementing broad- and multicast buffering will be
much easier in process context while maintaining low latency and
updating the beacon just before transmission (pre tbtt interrupt)
can also be done in process context.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 97b6261fee4f..0fa21410676f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -515,6 +515,11 @@ struct rt2x00lib_ops {
         irq_handler_t irq_handler;
 
         /*
+         * Threaded Interrupt handlers.
+         */
+        irq_handler_t irq_handler_thread;
+
+        /*
          * Device init handlers.
          */
         int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
@@ -871,6 +876,12 @@ struct rt2x00_dev {
         const struct firmware *fw;
 
         /*
+         * Interrupt values, stored between interrupt service routine
+         * and interrupt thread routine.
+         */
+        u32 irqvalue[2];
+
+        /*
          * Driver specific data.
          */
         void *priv;