V4L/DVB (5001): Add two required headers on kernel 2.6.20-rc1

include/media/ir-common.h:78: error: field 'work' has incomplete type
drivers/media/common/ir-functions.c: In function 'ir_rc5_timer_end':
drivers/media/common/ir-functions.c:301: error: 'jiffies' undeclared (first use in this function)
drivers/media/common/ir-functions.c:301: error: (Each undeclared identifier is reported only once)
drivers/media/common/ir-functions.c:301: error: for each function it appears in.)
drivers/media/common/ir-functions.c:347: error: 'HZ' undeclared (first use in this function)

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/common/ir-functions.c b/drivers/media/common/ir-functions.c
index 8eaa88f..9a8dd87 100644
--- a/drivers/media/common/ir-functions.c
+++ b/drivers/media/common/ir-functions.c
@@ -23,6 +23,7 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/string.h>
+#include <linux/jiffies.h>
 #include <media/ir-common.h>
 
 /* -------------------------------------------------------------------------- */
diff --git a/include/media/ir-common.h b/include/media/ir-common.h
index 2b25f5c..4bb0ad8 100644
--- a/include/media/ir-common.h
+++ b/include/media/ir-common.h
@@ -24,6 +24,7 @@
 #define _IR_COMMON
 
 #include <linux/input.h>
+#include <linux/workqueue.h>
 
 #define IR_TYPE_RC5     1
 #define IR_TYPE_PD      2 /* Pulse distance encoded IR */