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Commit f501b7a4 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
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ASoC: rsnd: add common interrupt handler for SSI/SRC/DMA 



Each Renesas sound mod (= SSI/SRC/DVC) might be called from many paths
if it supports MIXer. In such case, mod <-> io is no longer 1:1
relationship. Then, interrupt handler can't use rsnd_mod_to_io().
This patch adds SSI/SRC/DMA common interrupt handler frame

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: default avatarKeita Kobayashi <keita.kobayashi.ym@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 2c0fac19

sound/soc/sh/rcar/core.c

+23 −0
Original line number Diff line number Diff line
@@ -172,6 +172,29 @@ void rsnd_mod_quit(struct rsnd_mod *mod) 
		clk_unprepare(mod->clk);

}



void rsnd_mod_interrupt(struct rsnd_mod *mod,

			void (*callback)(struct rsnd_mod *mod,

					 struct rsnd_dai_stream *io))

{

	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);

	struct rsnd_dai_stream *io;

	struct rsnd_dai *rdai;

	int i, j;



	for_each_rsnd_dai(rdai, priv, j) {



		for (i = 0; i < RSND_MOD_MAX; i++) {

			io = &rdai->playback;

			if (mod == io->mod[i])

				callback(mod, io);



			io = &rdai->capture;

			if (mod == io->mod[i])

				callback(mod, io);

		}

	}

}



int rsnd_mod_is_working(struct rsnd_mod *mod)

{

	struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);

sound/soc/sh/rcar/rsnd.h

+3 −0
Original line number Diff line number Diff line
@@ -327,6 +327,9 @@ void rsnd_mod_quit(struct rsnd_mod *mod); 
char *rsnd_mod_name(struct rsnd_mod *mod);

int rsnd_mod_is_working(struct rsnd_mod *mod);

struct dma_chan *rsnd_mod_dma_req(struct rsnd_mod *mod);

void rsnd_mod_interrupt(struct rsnd_mod *mod,

			void (*callback)(struct rsnd_mod *mod,

					 struct rsnd_dai_stream *io));



/*

 *	R-Car sound DAI