The sof_debug_check_flag() can be used to check a flag or a combination of them in sof_core_debug.
Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/core.c | 16 ++++++++++++++++ sound/soc/sof/sof-priv.h | 1 + 2 files changed, 17 insertions(+)
diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c index 40549cdd6d58..1224a7da053a 100644 --- a/sound/soc/sof/core.c +++ b/sound/soc/sof/core.c @@ -27,6 +27,22 @@ MODULE_PARM_DESC(sof_debug, "SOF core debug options (0x0 all off)"); #define TIMEOUT_DEFAULT_IPC_MS 500 #define TIMEOUT_DEFAULT_BOOT_MS 2000
+/** + * sof_debug_check_flag - check if a given flag(s) is set in sof_core_debug + * @mask: Flag or combination of flags to check + * + * Returns true if all bits set in mask is also set in sof_core_debug, otherwise + * false + */ +bool sof_debug_check_flag(int mask) +{ + if ((sof_core_debug & mask) == mask) + return true; + + return false; +} +EXPORT_SYMBOL(sof_debug_check_flag); + /* * FW Panic/fault handling. */ diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 114882e4370f..35c5b2d6930b 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -43,6 +43,7 @@
/* global debug state set by SOF_DBG_ flags */ extern int sof_core_debug; +bool sof_debug_check_flag(int mask);
/* max BARs mmaped devices can use */ #define SND_SOF_BARS 8