@@ -124,6 +124,14 @@ static void rsnd_src_soft_reset(struct rsnd_mod *mod)
rsnd_mod_write(mod, SRC_SWRSR, 1);
}
+
+#define rsnd_src_initialize_lock(mod) __rsnd_src_initialize_lock(mod, 1)
+#define rsnd_src_initialize_unlock(mod) __rsnd_src_initialize_lock(mod, 0)
+static void __rsnd_src_initialize_lock(struct rsnd_mod *mod, u32 enable)
+{
+ rsnd_mod_write(mod, SRC_SRCIR, enable);
+}
+
static struct dma_chan *rsnd_src_dma_req(struct rsnd_dai_stream *io,
struct rsnd_mod *mod)
{
@@ -362,17 +370,13 @@ static int rsnd_src_init(struct rsnd_mod *mod,
rsnd_src_soft_reset(mod);
+ rsnd_src_initialize_lock(mod);
+
src->err = 0;
/* reset sync convert_rate */
src->sync.val = 0;
- /*
- * Initialize the operation of the SRC internal circuits
- * see rsnd_src_start()
- */
- rsnd_mod_write(mod, SRC_SRCIR, 1);
-
return 0;
}
@@ -399,11 +403,7 @@ static int rsnd_src_quit(struct rsnd_mod *mod,
static int rsnd_src_start(struct rsnd_mod *mod)
{
- /*
- * Cancel the initialization and operate the SRC function
- * see rsnd_src_init()
- */
- rsnd_mod_write(mod, SRC_SRCIR, 0);
+ rsnd_src_initialize_unlock(mod);
return 0;
}