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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2010-11-24 02:44:06 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-11-24 15:29:56 +0900 |
| commit | d4bc99b977e3a1dd10a84a01ebe59ac2ccebf0cd (patch) | |
| tree | 441a72709a1dd40ac84b89cec8b036f00960a96b /sound | |
| parent | e8ee13a818db4954517cea7da6e7c15b9656eb00 (diff) | |
| download | linux-3.10-d4bc99b977e3a1dd10a84a01ebe59ac2ccebf0cd.tar.gz linux-3.10-d4bc99b977e3a1dd10a84a01ebe59ac2ccebf0cd.tar.bz2 linux-3.10-d4bc99b977e3a1dd10a84a01ebe59ac2ccebf0cd.zip | |
ARM: mach-shmobile: ap4evb: FSI clock use proper process for HDMI
Current AP4 FSI set_rate function used bogus clock process
which didn't care enable/disable and clk->usecound.
To solve this issue, this patch also modify FSI driver to call
set_rate with enough options.
This patch modify it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sh/fsi.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 507e709f280..136414f163e 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -132,6 +132,8 @@ struct fsi_priv { struct fsi_stream playback; struct fsi_stream capture; + long rate; + u32 mst_ctrl; }; @@ -854,10 +856,17 @@ static void fsi_dai_shutdown(struct snd_pcm_substream *substream, { struct fsi_priv *fsi = fsi_get_priv(substream); int is_play = fsi_is_play(substream); + struct fsi_master *master = fsi_get_master(fsi); + int (*set_rate)(struct device *dev, int is_porta, int rate, int enable); fsi_irq_disable(fsi, is_play); fsi_clk_ctrl(fsi, 0); + set_rate = master->info->set_rate; + if (set_rate && fsi->rate) + set_rate(dai->dev, fsi_is_port_a(fsi), fsi->rate, 0); + fsi->rate = 0; + pm_runtime_put_sync(dai->dev); } @@ -891,9 +900,10 @@ static int fsi_dai_hw_params(struct snd_pcm_substream *substream, { struct fsi_priv *fsi = fsi_get_priv(substream); struct fsi_master *master = fsi_get_master(fsi); - int (*set_rate)(int is_porta, int rate) = master->info->set_rate; + int (*set_rate)(struct device *dev, int is_porta, int rate, int enable); int fsi_ver = master->core->ver; int is_play = fsi_is_play(substream); + long rate = params_rate(params); int ret; /* if slave mode, set_rate is not needed */ @@ -901,10 +911,15 @@ static int fsi_dai_hw_params(struct snd_pcm_substream *substream, return 0; /* it is error if no set_rate */ + set_rate = master->info->set_rate; if (!set_rate) return -EIO; - ret = set_rate(fsi_is_port_a(fsi), params_rate(params)); + ret = set_rate(dai->dev, fsi_is_port_a(fsi), rate, 1); + if (ret < 0) /* error */ + return ret; + + fsi->rate = rate; if (ret > 0) { u32 data = 0; |