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ASoC: rsnd: Don't check SSISR::DIRQ when Capture 

When stop case, it was Playback, it need to check all data were
completely sent. But in Capture case, it might not receive data
anymore. SSISR::DIRQ check is not need for Capture case.

Reported-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2017-10-31 00:40:32 +00:00 committed by Mark Brown
parent 8fce974bc4
commit ce54893120
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 9 additions and 6 deletions
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15
sound/soc/sh/rcar/ssi.c
View File

@ -598,15 +598,18 @@ static int rsnd_ssi_stop(struct rsnd_mod *mod,
if (rsnd_ssi_is_parent(mod, io)) if (rsnd_ssi_is_parent(mod, io))
return 0; return 0;
/*
* disable all IRQ,
* and, wait all data was sent
*/
cr = ssi->cr_own | cr = ssi->cr_own |
ssi->cr_clk; ssi->cr_clk;
rsnd_mod_write(mod, SSICR, cr | EN); /*
rsnd_ssi_status_check(mod, DIRQ); * disable all IRQ,
* Playback: Wait all data was sent
* Capture: It might not receave data. Do nothing
*/
if (rsnd_io_is_play(io)) {
rsnd_mod_write(mod, SSICR, cr | EN);
rsnd_ssi_status_check(mod, DIRQ);
}
/* /*
* disable SSI, * disable SSI,