[linux-dvb] read-only module parameters (was: WinTV Nova-T tuning issue)

Edgar Toernig froese at gmx.de
Tue Sep 13 20:53:34 CEST 2005


> Unload all DVB modules and then try:
> 
> modprobe dvb-core dvb_shutdown_timeout=0

Btw, is there any reason why these variables are exported
read-only to sysfs?  Any objection against making them rw?
Changing the timeout becomes a simple:

echo 0 >/sys/module/dvb_core/parameters/dvb_shutdown_timeout

Ciao, ET.

--- linux-2.6.13/drivers/media-orig/dvb/dvb-core/dvb_frontend.c 2005-08-29 19:21:12 +0200
+++ linux-2.6.13/drivers/media/dvb/dvb-core/dvb_frontend.c      2005-09-09 03:41:01 +0200
@@ -52,13 +52,13 @@ static int dvb_powerdown_on_sleep = 1;
 
 module_param_named(frontend_debug, dvb_frontend_debug, int, 0644);
 MODULE_PARM_DESC(frontend_debug, "Turn on/off frontend core debugging (default:off).");
-module_param(dvb_shutdown_timeout, int, 0444);
+module_param(dvb_shutdown_timeout, int, 0644);
 MODULE_PARM_DESC(dvb_shutdown_timeout, "wait <shutdown_timeout> seconds after close() before suspending hardware");
-module_param(dvb_force_auto_inversion, int, 0444);
+module_param(dvb_force_auto_inversion, int, 0644);
 MODULE_PARM_DESC(dvb_force_auto_inversion, "0: normal (default), 1: INVERSION_AUTO forced always");
-module_param(dvb_override_tune_delay, int, 0444);
+module_param(dvb_override_tune_delay, int, 0644);
 MODULE_PARM_DESC(dvb_override_tune_delay, "0: normal (default), >0 => delay in milliseconds to wait for lock after a tune attempt");
-module_param(dvb_powerdown_on_sleep, int, 0444);
+module_param(dvb_powerdown_on_sleep, int, 0644);
 MODULE_PARM_DESC(dvb_powerdown_on_sleep, "0: do not power down, 1: turn LNB volatage off on sleep (default)");
 
 #define dprintk if (dvb_frontend_debug) printk




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