diff options
| author | Nilkanth Ahirrao <anilkanth@jp.adit-jv.com> | 2019-11-21 12:10:23 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-11-22 19:50:08 +0000 |
| commit | ef8e14794308a428b194f8b06ad9ae06b43466e4 (patch) | |
| tree | 4d9f0f5563918ffdfeff0cf9d3617b338ba67273 | |
| parent | 0bb887709eb16bdc4b5baddd8337abf3de72917f (diff) | |
| download | linux-ef8e14794308a428b194f8b06ad9ae06b43466e4.tar.bz2 | |
ASoC: rsnd: fix DALIGN register for SSIU
The current driver only sets 0x76543210 and 0x67452301 for DALIGN.
This doesn’t work well for TDM split and ex-split mode for all SSIU.
This patch programs the DALIGN registers based on the SSIU number.
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Jiada Wang <jiada_wang@mentor.com>
Cc: Andrew Gabbasov <andrew_gabbasov@mentor.com>
Fixes: a914e44693d41b ("ASoC: rsnd: more clear rsnd_get_dalign() for DALIGN")
Signed-off-by: Nilkanth Ahirrao <anilkanth@jp.adit-jv.com>
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/20191121111023.10976-1-erosca@de.adit-jv.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/sh/rcar/core.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index e9596c2096cd..a6c1cf987e6e 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -376,6 +376,17 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) */ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { + static const u32 dalign_values[8][2] = { + {0x76543210, 0x67452301}, + {0x00000032, 0x00000023}, + {0x00007654, 0x00006745}, + {0x00000076, 0x00000067}, + {0xfedcba98, 0xefcdab89}, + {0x000000ba, 0x000000ab}, + {0x0000fedc, 0x0000efcd}, + {0x000000fe, 0x000000ef}, + }; + int id = 0, inv; struct rsnd_mod *ssiu = rsnd_io_to_mod_ssiu(io); struct rsnd_mod *target; struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); @@ -411,13 +422,18 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) target = cmd ? cmd : ssiu; } + if (mod == ssiu) + id = rsnd_mod_id_sub(mod); + /* Non target mod or non 16bit needs normal DALIGN */ if ((snd_pcm_format_width(runtime->format) != 16) || (mod != target)) - return 0x76543210; + inv = 0; /* Target mod needs inverted DALIGN when 16bit */ else - return 0x67452301; + inv = 1; + + return dalign_values[id][inv]; } u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod) |