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authorOder Chiou <oder_chiou@realtek.com>2014-05-20 15:01:55 +0800
committerMark Brown <broonie@linaro.org>2014-06-01 20:04:30 +0100
commitd92950e755328a0293af66e18096e0cae29996f1 (patch)
treef4f5a06ad7856bb3d34cb80663c2f3183a87359e /sound/soc
parent71c7a2d675c8fe9b6ab284dcf586f30a7109c96c (diff)
downloadlinux-d92950e755328a0293af66e18096e0cae29996f1.tar.bz2
ASoC: rt5640: Add the function "get_clk_info" to RL6231 shared support
The patch adds the function "get_clk_info" to RL6231 shared support. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/codecs/rl6231.c16
-rw-r--r--sound/soc/codecs/rl6231.h1
-rw-r--r--sound/soc/codecs/rt5640.c17
-rw-r--r--sound/soc/codecs/rt5645.c17
-rw-r--r--sound/soc/codecs/rt5651.c17
5 files changed, 20 insertions, 48 deletions
diff --git a/sound/soc/codecs/rl6231.c b/sound/soc/codecs/rl6231.c
index 289024be1d40..7b82fbe0d14c 100644
--- a/sound/soc/codecs/rl6231.c
+++ b/sound/soc/codecs/rl6231.c
@@ -131,6 +131,22 @@ code_find:
}
EXPORT_SYMBOL_GPL(rl6231_pll_calc);
+int rl6231_get_clk_info(int sclk, int rate)
+{
+ int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
+
+ if (sclk <= 0 || rate <= 0)
+ return -EINVAL;
+
+ rate = rate << 8;
+ for (i = 0; i < ARRAY_SIZE(pd); i++)
+ if (sclk == rate * pd[i])
+ return i;
+
+ return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(rl6231_get_clk_info);
+
MODULE_DESCRIPTION("RL6231 class device shared support");
MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>");
MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/rl6231.h b/sound/soc/codecs/rl6231.h
index efdfc869afe9..0f7b057ed736 100644
--- a/sound/soc/codecs/rl6231.h
+++ b/sound/soc/codecs/rl6231.h
@@ -29,5 +29,6 @@ struct rl6231_pll_code {
int rl6231_calc_dmic_clk(int rate);
int rl6231_pll_calc(const unsigned int freq_in,
const unsigned int freq_out, struct rl6231_pll_code *pll_code);
+int rl6231_get_clk_info(int sclk, int rate);
#endif /* __RL6231_H__ */
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index e945f8d0ffc5..3a09e86082aa 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -1625,21 +1625,6 @@ static int get_sdp_info(struct snd_soc_codec *codec, int dai_id)
return ret;
}
-static int get_clk_info(int sclk, int rate)
-{
- int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
-
- if (sclk <= 0 || rate <= 0)
- return -EINVAL;
-
- rate = rate << 8;
- for (i = 0; i < ARRAY_SIZE(pd); i++)
- if (sclk == rate * pd[i])
- return i;
-
- return -EINVAL;
-}
-
static int rt5640_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
@@ -1649,7 +1634,7 @@ static int rt5640_hw_params(struct snd_pcm_substream *substream,
int dai_sel, pre_div, bclk_ms, frame_size;
rt5640->lrck[dai->id] = params_rate(params);
- pre_div = get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]);
+ pre_div = rl6231_get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]);
if (pre_div < 0) {
dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
rt5640->lrck[dai->id], dai->id);
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index ee6db7c7c5e8..02147be2b302 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -1786,21 +1786,6 @@ static const struct snd_soc_dapm_route rt5645_dapm_routes[] = {
{ "SPOR", NULL, "SPK amp" },
};
-static int get_clk_info(int sclk, int rate)
-{
- int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
-
- if (sclk <= 0 || rate <= 0)
- return -EINVAL;
-
- rate = rate << 8;
- for (i = 0; i < ARRAY_SIZE(pd); i++)
- if (sclk == rate * pd[i])
- return i;
-
- return -EINVAL;
-}
-
static int rt5645_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
@@ -1810,7 +1795,7 @@ static int rt5645_hw_params(struct snd_pcm_substream *substream,
int pre_div, bclk_ms, frame_size;
rt5645->lrck[dai->id] = params_rate(params);
- pre_div = get_clk_info(rt5645->sysclk, rt5645->lrck[dai->id]);
+ pre_div = rl6231_get_clk_info(rt5645->sysclk, rt5645->lrck[dai->id]);
if (pre_div < 0) {
dev_err(codec->dev, "Unsupported clock setting\n");
return -EINVAL;
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c
index a627a1f9dfcb..ea4b1c652a26 100644
--- a/sound/soc/codecs/rt5651.c
+++ b/sound/soc/codecs/rt5651.c
@@ -1338,21 +1338,6 @@ static const struct snd_soc_dapm_route rt5651_dapm_routes[] = {
{"PDMR", NULL, "PDM R Mux"},
};
-static int get_clk_info(int sclk, int rate)
-{
- int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
-
- if (sclk <= 0 || rate <= 0)
- return -EINVAL;
-
- rate = rate << 8;
- for (i = 0; i < ARRAY_SIZE(pd); i++)
- if (sclk == rate * pd[i])
- return i;
-
- return -EINVAL;
-}
-
static int rt5651_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
@@ -1362,7 +1347,7 @@ static int rt5651_hw_params(struct snd_pcm_substream *substream,
int pre_div, bclk_ms, frame_size;
rt5651->lrck[dai->id] = params_rate(params);
- pre_div = get_clk_info(rt5651->sysclk, rt5651->lrck[dai->id]);
+ pre_div = rl6231_get_clk_info(rt5651->sysclk, rt5651->lrck[dai->id]);
if (pre_div < 0) {
dev_err(codec->dev, "Unsupported clock setting\n");