[PATCH AUTOSEL for 4.9 025/156] ASoC: rsnd: fix sound route path when using SRC6/SRC9

From: alexander . levin
Date: Thu Dec 07 2017 - 12:45:13 EST


From: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@xxxxxxxxxxx>

[ Upstream commit a1c2ff53726907aff5feb37e4cfd45c1ff626431 ]

This patch fixes the problem that the missing value of the route path
setting table and incorrect values are set in the CMD_ROUTE_SELECT
register.

Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@xxxxxxxxxxx>
[Kuninori: shared data on MIX and non-MIX case]
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>

Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
sound/soc/sh/rcar/cmd.c | 36 ++++++++++++++++++++----------------
1 file changed, 20 insertions(+), 16 deletions(-)

diff --git a/sound/soc/sh/rcar/cmd.c b/sound/soc/sh/rcar/cmd.c
index abb5eaac854a..7d92a24b7cfa 100644
--- a/sound/soc/sh/rcar/cmd.c
+++ b/sound/soc/sh/rcar/cmd.c
@@ -31,23 +31,24 @@ static int rsnd_cmd_init(struct rsnd_mod *mod,
struct rsnd_mod *mix = rsnd_io_to_mod_mix(io);
struct device *dev = rsnd_priv_to_dev(priv);
u32 data;
+ u32 path[] = {
+ [1] = 1 << 0,
+ [5] = 1 << 8,
+ [6] = 1 << 12,
+ [9] = 1 << 15,
+ };

if (!mix && !dvc)
return 0;

+ if (ARRAY_SIZE(path) < rsnd_mod_id(mod) + 1)
+ return -ENXIO;
+
if (mix) {
struct rsnd_dai *rdai;
struct rsnd_mod *src;
struct rsnd_dai_stream *tio;
int i;
- u32 path[] = {
- [0] = 0,
- [1] = 1 << 0,
- [2] = 0,
- [3] = 0,
- [4] = 0,
- [5] = 1 << 8
- };

/*
* it is assuming that integrater is well understanding about
@@ -70,16 +71,19 @@ static int rsnd_cmd_init(struct rsnd_mod *mod,
} else {
struct rsnd_mod *src = rsnd_io_to_mod_src(io);

- u32 path[] = {
- [0] = 0x30000,
- [1] = 0x30001,
- [2] = 0x40000,
- [3] = 0x10000,
- [4] = 0x20000,
- [5] = 0x40100
+ u8 cmd_case[] = {
+ [0] = 0x3,
+ [1] = 0x3,
+ [2] = 0x4,
+ [3] = 0x1,
+ [4] = 0x2,
+ [5] = 0x4,
+ [6] = 0x1,
+ [9] = 0x2,
};

- data = path[rsnd_mod_id(src)];
+ data = path[rsnd_mod_id(src)] |
+ cmd_case[rsnd_mod_id(src)] << 16;
}

dev_dbg(dev, "ctu/mix path = 0x%08x", data);
--
2.11.0