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| author | Michael Krufky <mkrufky@linuxtv.org> | 2008-06-20 01:59:08 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 12:22:42 +0200 |
| commit | f14d56a99bddb779f6f7ec028bcd9d142536589e (patch) | |
| tree | 76f0de20e9c43f0c1d5985cd4a75573a2dccd602 /drivers | |
| parent | V4L/DVB (8294): sms1xxx: move message formatting into printk macros (diff) | |
| download | linux-f14d56a99bddb779f6f7ec028bcd9d142536589e.tar.xz linux-f14d56a99bddb779f6f7ec028bcd9d142536589e.zip | |
V4L/DVB (8295): sms1xxx: add debug module option, to enable debug messages
All dmesg spam turned off by default, for now. Values for debug:
(info=1, adv=2 (or-able)
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/dvb/siano/smscoreapi.c | 4 | ||||
| -rw-r--r-- | drivers/media/dvb/siano/smscoreapi.h | 20 |
2 files changed, 21 insertions, 3 deletions
diff --git a/drivers/media/dvb/siano/smscoreapi.c b/drivers/media/dvb/siano/smscoreapi.c index 6e2cc3d57161..402ed03be424 100644 --- a/drivers/media/dvb/siano/smscoreapi.c +++ b/drivers/media/dvb/siano/smscoreapi.c @@ -33,6 +33,10 @@ #include "smscoreapi.h" +int sms_debug; +module_param_named(debug, sms_debug, int, 0644); +MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))"); + #define PERROR(fmt, args...)\ sms_err("smscore error: line %d- %s(): " fmt, \ __LINE__, __func__, ## args) diff --git a/drivers/media/dvb/siano/smscoreapi.h b/drivers/media/dvb/siano/smscoreapi.h index ccc7e1012958..a21f01f71ba4 100644 --- a/drivers/media/dvb/siano/smscoreapi.h +++ b/drivers/media/dvb/siano/smscoreapi.h @@ -414,12 +414,26 @@ void smsdvb_unregister(void); int smsusb_register(void); void smsusb_unregister(void); +/* ------------------------------------------------------------------------ */ + +extern int sms_debug; + +#define DBG_INFO 1 +#define DBG_ADV 2 + +#define sms_printk(kern, fmt, arg...) \ + printk(kern "%s: " fmt "\n", __func__, ##arg) + +#define dprintk(kern, lvl, fmt, arg...) do {\ + if (sms_debug & lvl) \ + sms_printk(kern, fmt, ##arg); } while (0) + #define sms_err(fmt, arg...) \ - printk(KERN_ERR "%s " fmt "\n", __func__, ##arg) + sms_printk(KERN_ERR, "%s " fmt "\n", __func__, ##arg) #define sms_info(fmt, arg...) \ - printk(KERN_INFO "%s " fmt "\n", __func__, ##arg) + dprintk(KERN_INFO, DBG_INFO, fmt, ##arg) #define sms_debug(fmt, arg...) \ - printk(KERN_DEBUG "%s " fmt "\n", __func__, ##arg) + dprintk(KERN_DEBUG, DBG_ADV, fmt, ##arg) #endif /* __smscoreapi_h__ */ |