summaryrefslogtreecommitdiffstats
path: root/sound/soc/sh/rcar/ssi.c
diff options
context:
space:
mode:
authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2018-10-30 08:46:05 +0100
committerMark Brown <broonie@kernel.org>2018-11-05 12:27:29 +0100
commit7e7fe06de376e9874f4399dac81d65ea9b0a9507 (patch)
treef505d56070b42b2ff118cc781a53966912ea808e /sound/soc/sh/rcar/ssi.c
parentASoC: pcm3168a: cleanup hw_constraint for LEFT_J/I2S (diff)
downloadlinux-7e7fe06de376e9874f4399dac81d65ea9b0a9507.tar.xz
linux-7e7fe06de376e9874f4399dac81d65ea9b0a9507.zip
ASoC: rsnd: move .get_status under rsnd_mod_ops
Each mod needs to have .get_status, but current driver is handling it under rsnd_mod, instead of rsnd_mod_ops. It is not any make sence. This patch moves it to rsnd_mod_ops, and tidyup its parameter order to align to other callback functions. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
-rw-r--r--sound/soc/sh/rcar/ssi.c124
1 files changed, 63 insertions, 61 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index fcb4df23248c..cb66986ff776 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -681,6 +681,41 @@ static irqreturn_t rsnd_ssi_interrupt(int irq, void *data)
return IRQ_HANDLED;
}
+static u32 *rsnd_ssi_get_status(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ enum rsnd_mod_type type)
+{
+ /*
+ * SSIP (= SSI parent) needs to be special, otherwise,
+ * 2nd SSI might doesn't start. see also rsnd_mod_call()
+ *
+ * We can't include parent SSI status on SSI, because we don't know
+ * how many SSI requests parent SSI. Thus, it is localed on "io" now.
+ * ex) trouble case
+ * Playback: SSI0
+ * Capture : SSI1 (needs SSI0)
+ *
+ * 1) start Capture -> SSI0/SSI1 are started.
+ * 2) start Playback -> SSI0 doesn't work, because it is already
+ * marked as "started" on 1)
+ *
+ * OTOH, using each mod's status is good for MUX case.
+ * It doesn't need to start in 2nd start
+ * ex)
+ * IO-0: SRC0 -> CTU1 -+-> MUX -> DVC -> SSIU -> SSI0
+ * |
+ * IO-1: SRC1 -> CTU2 -+
+ *
+ * 1) start IO-0 -> start SSI0
+ * 2) start IO-1 -> SSI0 doesn't need to start, because it is
+ * already started on 1)
+ */
+ if (type == RSND_MOD_SSIP)
+ return &io->parent_ssi_status;
+
+ return rsnd_mod_get_status(mod, io, type);
+}
+
/*
* SSI PIO
*/
@@ -876,18 +911,19 @@ static int rsnd_ssi_prepare(struct rsnd_mod *mod,
}
static struct rsnd_mod_ops rsnd_ssi_pio_ops = {
- .name = SSI_NAME,
- .probe = rsnd_ssi_common_probe,
- .remove = rsnd_ssi_common_remove,
- .init = rsnd_ssi_pio_init,
- .quit = rsnd_ssi_quit,
- .start = rsnd_ssi_start,
- .stop = rsnd_ssi_stop,
- .irq = rsnd_ssi_irq,
- .pointer = rsnd_ssi_pio_pointer,
- .pcm_new = rsnd_ssi_pcm_new,
- .hw_params = rsnd_ssi_hw_params,
- .prepare = rsnd_ssi_prepare,
+ .name = SSI_NAME,
+ .probe = rsnd_ssi_common_probe,
+ .remove = rsnd_ssi_common_remove,
+ .init = rsnd_ssi_pio_init,
+ .quit = rsnd_ssi_quit,
+ .start = rsnd_ssi_start,
+ .stop = rsnd_ssi_stop,
+ .irq = rsnd_ssi_irq,
+ .pointer = rsnd_ssi_pio_pointer,
+ .pcm_new = rsnd_ssi_pcm_new,
+ .hw_params = rsnd_ssi_hw_params,
+ .prepare = rsnd_ssi_prepare,
+ .get_status = rsnd_ssi_get_status,
};
static int rsnd_ssi_dma_probe(struct rsnd_mod *mod,
@@ -951,19 +987,20 @@ static struct dma_chan *rsnd_ssi_dma_req(struct rsnd_dai_stream *io,
}
static struct rsnd_mod_ops rsnd_ssi_dma_ops = {
- .name = SSI_NAME,
- .dma_req = rsnd_ssi_dma_req,
- .probe = rsnd_ssi_dma_probe,
- .remove = rsnd_ssi_common_remove,
- .init = rsnd_ssi_init,
- .quit = rsnd_ssi_quit,
- .start = rsnd_ssi_start,
- .stop = rsnd_ssi_stop,
- .irq = rsnd_ssi_irq,
- .pcm_new = rsnd_ssi_pcm_new,
- .fallback = rsnd_ssi_fallback,
- .hw_params = rsnd_ssi_hw_params,
- .prepare = rsnd_ssi_prepare,
+ .name = SSI_NAME,
+ .dma_req = rsnd_ssi_dma_req,
+ .probe = rsnd_ssi_dma_probe,
+ .remove = rsnd_ssi_common_remove,
+ .init = rsnd_ssi_init,
+ .quit = rsnd_ssi_quit,
+ .start = rsnd_ssi_start,
+ .stop = rsnd_ssi_stop,
+ .irq = rsnd_ssi_irq,
+ .pcm_new = rsnd_ssi_pcm_new,
+ .fallback = rsnd_ssi_fallback,
+ .hw_params = rsnd_ssi_hw_params,
+ .prepare = rsnd_ssi_prepare,
+ .get_status = rsnd_ssi_get_status,
};
int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod)
@@ -1091,41 +1128,6 @@ int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod)
return !!(rsnd_flags_has(rsnd_mod_to_ssi(mod), RSND_SSI_CLK_PIN_SHARE));
}
-static u32 *rsnd_ssi_get_status(struct rsnd_dai_stream *io,
- struct rsnd_mod *mod,
- enum rsnd_mod_type type)
-{
- /*
- * SSIP (= SSI parent) needs to be special, otherwise,
- * 2nd SSI might doesn't start. see also rsnd_mod_call()
- *
- * We can't include parent SSI status on SSI, because we don't know
- * how many SSI requests parent SSI. Thus, it is localed on "io" now.
- * ex) trouble case
- * Playback: SSI0
- * Capture : SSI1 (needs SSI0)
- *
- * 1) start Capture -> SSI0/SSI1 are started.
- * 2) start Playback -> SSI0 doesn't work, because it is already
- * marked as "started" on 1)
- *
- * OTOH, using each mod's status is good for MUX case.
- * It doesn't need to start in 2nd start
- * ex)
- * IO-0: SRC0 -> CTU1 -+-> MUX -> DVC -> SSIU -> SSI0
- * |
- * IO-1: SRC1 -> CTU2 -+
- *
- * 1) start IO-0 -> start SSI0
- * 2) start IO-1 -> SSI0 doesn't need to start, because it is
- * already started on 1)
- */
- if (type == RSND_MOD_SSIP)
- return &io->parent_ssi_status;
-
- return rsnd_mod_get_status(io, mod, type);
-}
-
int rsnd_ssi_probe(struct rsnd_priv *priv)
{
struct device_node *node;
@@ -1192,7 +1194,7 @@ int rsnd_ssi_probe(struct rsnd_priv *priv)
ops = &rsnd_ssi_dma_ops;
ret = rsnd_mod_init(priv, rsnd_mod_get(ssi), ops, clk,
- rsnd_ssi_get_status, RSND_MOD_SSI, i);
+ RSND_MOD_SSI, i);
if (ret) {
of_node_put(np);
goto rsnd_ssi_probe_done;