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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2021-05-27 05:41:36 +0300
committerMark Brown <broonie@kernel.org>2021-05-27 13:15:31 +0300
commit1f9c82b5ab83ff24f5c2b62bf9a912e4aef8905e (patch)
treedd457236376b58e3caf43186657d8cc8916f9818 /sound/soc/sh/rcar/cmd.c
parent1788a1520185e69f62e56dd23b33a0992e8187aa (diff)
downloadlinux-1f9c82b5ab83ff24f5c2b62bf9a912e4aef8905e.tar.xz
ASoC: rsnd: add debugfs support
Current rsnd supports #define DEBUG, but it is not helpful if issue happen after 4-5 hours. This patch adds debugfs support for it. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Message-Id: <87y2c0lwyn.wl-kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh/rcar/cmd.c')
-rw-r--r--sound/soc/sh/rcar/cmd.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/cmd.c b/sound/soc/sh/rcar/cmd.c
index 9fdb37c2cbc2..329e6ab1b222 100644
--- a/sound/soc/sh/rcar/cmd.c
+++ b/sound/soc/sh/rcar/cmd.c
@@ -114,12 +114,26 @@ static int rsnd_cmd_stop(struct rsnd_mod *mod,
return 0;
}
+#ifdef CONFIG_DEBUG_FS
+static void rsnd_cmd_debug_info(struct seq_file *m,
+ struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
+{
+ rsnd_debugfs_mod_reg_show(m, mod, RSND_GEN2_SCU,
+ 0x180 + rsnd_mod_id_raw(mod) * 0x20, 0x30);
+}
+#define DEBUG_INFO .debug_info = rsnd_cmd_debug_info
+#else
+#define DEBUG_INFO
+#endif
+
static struct rsnd_mod_ops rsnd_cmd_ops = {
.name = CMD_NAME,
.init = rsnd_cmd_init,
.start = rsnd_cmd_start,
.stop = rsnd_cmd_stop,
.get_status = rsnd_mod_get_status,
+ DEBUG_INFO
};
static struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id)