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-rw-r--r--include/tinyalsa/pcm.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/tinyalsa/pcm.h b/include/tinyalsa/pcm.h
index 3d9dfaa..1f02e9d 100644
--- a/include/tinyalsa/pcm.h
+++ b/include/tinyalsa/pcm.h
@@ -223,11 +223,11 @@ struct pcm_params *pcm_params_get(unsigned int card, unsigned int device,
void pcm_params_free(struct pcm_params *pcm_params);
-struct pcm_mask *pcm_params_get_mask(struct pcm_params *pcm_params, enum pcm_param param);
+const struct pcm_mask *pcm_params_get_mask(const struct pcm_params *pcm_params, enum pcm_param param);
-unsigned int pcm_params_get_min(struct pcm_params *pcm_params, enum pcm_param param);
+unsigned int pcm_params_get_min(const struct pcm_params *pcm_params, enum pcm_param param);
-unsigned int pcm_params_get_max(struct pcm_params *pcm_params, enum pcm_param param);
+unsigned int pcm_params_get_max(const struct pcm_params *pcm_params, enum pcm_param param);
struct pcm;