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: a914e44693
("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>
This commit is contained in:
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@ -376,6 +376,17 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
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*/
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u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
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{
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static const u32 dalign_values[8][2] = {
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{0x76543210, 0x67452301},
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{0x00000032, 0x00000023},
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{0x00007654, 0x00006745},
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{0x00000076, 0x00000067},
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{0xfedcba98, 0xefcdab89},
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{0x000000ba, 0x000000ab},
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{0x0000fedc, 0x0000efcd},
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{0x000000fe, 0x000000ef},
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};
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int id = 0, inv;
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struct rsnd_mod *ssiu = rsnd_io_to_mod_ssiu(io);
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struct rsnd_mod *target;
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struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
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@ -411,13 +422,18 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
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target = cmd ? cmd : ssiu;
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}
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if (mod == ssiu)
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id = rsnd_mod_id_sub(mod);
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/* Non target mod or non 16bit needs normal DALIGN */
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if ((snd_pcm_format_width(runtime->format) != 16) ||
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(mod != target))
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return 0x76543210;
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inv = 0;
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/* Target mod needs inverted DALIGN when 16bit */
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else
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return 0x67452301;
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inv = 1;
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return dalign_values[id][inv];
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}
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u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod)
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