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Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
-rw-r--r--sound/soc/sh/rcar/ssi.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 135c5669f796..91e5c07911b4 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -302,7 +302,7 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod,
* always use 32bit system word.
* see also rsnd_ssi_master_clk_enable()
*/
- cr_own = FORCE | SWL_32 | PDTA;
+ cr_own = FORCE | SWL_32;
if (rdai->bit_clk_inv)
cr_own |= SCKP;
@@ -550,6 +550,13 @@ static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,
struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
u32 *buf = (u32 *)(runtime->dma_area +
rsnd_dai_pointer_offset(io, 0));
+ int shift = 0;
+
+ switch (runtime->sample_bits) {
+ case 32:
+ shift = 8;
+ break;
+ }
/*
* 8/16/32 data can be assesse to TDR/RDR register
@@ -557,9 +564,9 @@ static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,
* see rsnd_ssi_init()
*/
if (rsnd_io_is_play(io))
- rsnd_mod_write(mod, SSITDR, *buf);
+ rsnd_mod_write(mod, SSITDR, (*buf) << shift);
else
- *buf = rsnd_mod_read(mod, SSIRDR);
+ *buf = (rsnd_mod_read(mod, SSIRDR) >> shift);
elapsed = rsnd_dai_pointer_update(io, sizeof(*buf));
}
@@ -709,6 +716,11 @@ static int rsnd_ssi_dma_remove(struct rsnd_mod *mod,
struct rsnd_priv *priv)
{
struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
+ struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io);
+
+ /* Do nothing for SSI parent mod */
+ if (ssi_parent_mod == mod)
+ return 0;
/* PIO will request IRQ again */
free_irq(ssi->irq, mod);