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[03/20] ASoC: SOF: core: Add simple wrapper to check flags in sof_core_debug

Message ID 20211223113628.18582-4-peter.ujfalusi@linux.intel.com
State Accepted
Commit f902b21adba98f28eaa1cf5e509d99eaa7b1b36e
Headers show
Series ASoC: SOF: Re-visit firmware state and panic tracking/handling | expand

Commit Message

Peter Ujfalusi Dec. 23, 2021, 11:36 a.m. UTC 
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 mbox series

Patch

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