From: Patrick Boettcher <[email protected]>
Add module parameter to deactive remote control polling.
Signed-off-by: Patrick Boettcher <[email protected]>
Signed-off-by: Johannes Stezenbach <[email protected]>
drivers/media/dvb/dvb-usb/dvb-usb-common.h | 1 +
drivers/media/dvb/dvb-usb/dvb-usb-init.c | 4 ++++
drivers/media/dvb/dvb-usb/dvb-usb-remote.c | 8 +++++++-
3 files changed, 12 insertions(+), 1 deletion(-)
Index: linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-common.h
===================================================================
--- linux-2.6.12-git8.orig/drivers/media/dvb/dvb-usb/dvb-usb-common.h 2005-06-27 13:26:05.000000000 +0200
+++ linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-common.h 2005-06-27 13:26:11.000000000 +0200
@@ -12,6 +12,7 @@
#include "dvb-usb.h"
extern int dvb_usb_debug;
+extern int dvb_usb_disable_rc_polling;
#define deb_info(args...) dprintk(dvb_usb_debug,0x01,args)
#define deb_xfer(args...) dprintk(dvb_usb_debug,0x02,args)
Index: linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-init.c
===================================================================
--- linux-2.6.12-git8.orig/drivers/media/dvb/dvb-usb/dvb-usb-init.c 2005-06-27 13:18:22.000000000 +0200
+++ linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-init.c 2005-06-27 13:26:11.000000000 +0200
@@ -18,6 +18,10 @@ int dvb_usb_debug;
module_param_named(debug,dvb_usb_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,pll=4,ts=8,err=16,rc=32,fw=64 (or-able))." DVB_USB_DEBUG_STATUS);
+int dvb_usb_disable_rc_polling;
+module_param_named(disable_rc_polling, dvb_usb_disable_rc_polling, int, 0644);
+MODULE_PARM_DESC(disable_rc_polling, "disable remote control polling (default: 0).");
+
/* general initialization functions */
int dvb_usb_exit(struct dvb_usb_device *d)
{
Index: linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
===================================================================
--- linux-2.6.12-git8.orig/drivers/media/dvb/dvb-usb/dvb-usb-remote.c 2005-06-27 13:18:22.000000000 +0200
+++ linux-2.6.12-git8/drivers/media/dvb/dvb-usb/dvb-usb-remote.c 2005-06-27 13:26:11.000000000 +0200
@@ -21,6 +21,10 @@ static void dvb_usb_read_remote_control(
/* TODO: need a lock here. We can simply skip checking for the remote control
if we're busy. */
+ /* when the parameter has been set to 1 via sysfs while the driver was running */
+ if (dvb_usb_disable_rc_polling)
+ return;
+
if (d->props.rc_query(d,&event,&state)) {
err("error while querying for an remote control event.");
goto schedule;
@@ -85,7 +89,9 @@ schedule:
int dvb_usb_remote_init(struct dvb_usb_device *d)
{
int i;
- if (d->props.rc_key_map == NULL)
+ if (d->props.rc_key_map == NULL ||
+ d->props.rc_query == NULL ||
+ dvb_usb_disable_rc_polling)
return 0;
/* Initialise the remote-control structures.*/
--
-
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