Linux-libre 4.5-gnu

1 files changed, 45 insertions, 17 deletions

diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 9f087d4f7..c1a0e01cb 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -31,21 +31,21 @@
 	dev_dbg(&asrc_priv->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
 
 /* Sample rates are aligned with that defined in pcm.h file */
-static const u8 process_option[][8][2] = {
-	/* 32kHz 44.1kHz 48kHz   64kHz   88.2kHz 96kHz   176kHz  192kHz */
-	{{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 5512Hz */
-	{{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 8kHz */
-	{{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 11025Hz */
-	{{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 16kHz */
-	{{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 22050Hz */
-	{{0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0},},	/* 32kHz */
-	{{0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},},	/* 44.1kHz */
-	{{0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},},	/* 48kHz */
-	{{1, 2}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0},},	/* 64kHz */
-	{{1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},},	/* 88.2kHz */
-	{{1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},},	/* 96kHz */
-	{{2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},},	/* 176kHz */
-	{{2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},},	/* 192kHz */
+static const u8 process_option[][12][2] = {
+	/* 8kHz 11.025kHz 16kHz 22.05kHz 32kHz 44.1kHz 48kHz   64kHz   88.2kHz 96kHz   176kHz  192kHz */
+	{{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 5512Hz */
+	{{0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 8kHz */
+	{{0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 11025Hz */
+	{{1, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 16kHz */
+	{{1, 2}, {1, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},},	/* 22050Hz */
+	{{1, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0},},	/* 32kHz */
+	{{2, 2}, {2, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},},	/* 44.1kHz */
+	{{2, 2}, {2, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},},	/* 48kHz */
+	{{2, 2}, {2, 2}, {2, 2}, {2, 1}, {1, 2}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0},},	/* 64kHz */
+	{{2, 2}, {2, 2}, {2, 2}, {2, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},},	/* 88.2kHz */
+	{{2, 2}, {2, 2}, {2, 2}, {2, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},},	/* 96kHz */
+	{{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},},	/* 176kHz */
+	{{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},},	/* 192kHz */
 };
 
 /* Corresponding to process_option */
@@ -55,7 +55,7 @@ static int supported_input_rate[] = {
 };
 
 static int supported_asrc_rate[] = {
-	32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000,
+	8000, 11025, 16000, 22050, 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000,
 };
 
 /**
@@ -286,6 +286,13 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair)
 		return -EINVAL;
 	}
 
+	if ((outrate > 8000 && outrate < 30000) &&
+	    (outrate/inrate > 24 || inrate/outrate > 8)) {
+		pair_err("exceed supported ratio range [1/24, 8] for \
+				inrate/outrate: %d/%d\n", inrate, outrate);
+		return -EINVAL;
+	}
+
 	/* Validate input and output clock sources */
 	clk_index[IN] = clk_map[IN][config->inclk];
 	clk_index[OUT] = clk_map[OUT][config->outclk];
@@ -447,7 +454,7 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
 				  struct snd_soc_dai *dai)
 {
 	struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
-	int width = snd_pcm_format_width(params_format(params));
+	int width = params_width(params);
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct fsl_asrc_pair *pair = runtime->private_data;
 	unsigned int channels = params_channels(params);
@@ -859,6 +866,10 @@ static int fsl_asrc_probe(struct platform_device *pdev)
 		return PTR_ERR(asrc_priv->ipg_clk);
 	}
 
+	asrc_priv->spba_clk = devm_clk_get(&pdev->dev, "spba");
+	if (IS_ERR(asrc_priv->spba_clk))
+		dev_warn(&pdev->dev, "failed to get spba clock\n");
+
 	for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
 		sprintf(tmp, "asrck_%x", i);
 		asrc_priv->asrck_clk[i] = devm_clk_get(&pdev->dev, tmp);
@@ -939,6 +950,11 @@ static int fsl_asrc_runtime_resume(struct device *dev)
 	ret = clk_prepare_enable(asrc_priv->ipg_clk);
 	if (ret)
 		goto disable_mem_clk;
+	if (!IS_ERR(asrc_priv->spba_clk)) {
+		ret = clk_prepare_enable(asrc_priv->spba_clk);
+		if (ret)
+			goto disable_ipg_clk;
+	}
 	for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
 		ret = clk_prepare_enable(asrc_priv->asrck_clk[i]);
 		if (ret)
@@ -950,6 +966,9 @@ static int fsl_asrc_runtime_resume(struct device *dev)
 disable_asrck_clk:
 	for (i--; i >= 0; i--)
 		clk_disable_unprepare(asrc_priv->asrck_clk[i]);
+	if (!IS_ERR(asrc_priv->spba_clk))
+		clk_disable_unprepare(asrc_priv->spba_clk);
+disable_ipg_clk:
 	clk_disable_unprepare(asrc_priv->ipg_clk);
 disable_mem_clk:
 	clk_disable_unprepare(asrc_priv->mem_clk);
@@ -963,6 +982,8 @@ static int fsl_asrc_runtime_suspend(struct device *dev)
 
 	for (i = 0; i < ASRC_CLK_MAX_NUM; i++)
 		clk_disable_unprepare(asrc_priv->asrck_clk[i]);
+	if (!IS_ERR(asrc_priv->spba_clk))
+		clk_disable_unprepare(asrc_priv->spba_clk);
 	clk_disable_unprepare(asrc_priv->ipg_clk);
 	clk_disable_unprepare(asrc_priv->mem_clk);
 
@@ -975,6 +996,9 @@ static int fsl_asrc_suspend(struct device *dev)
 {
 	struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
 
+	regmap_read(asrc_priv->regmap, REG_ASRCFG,
+		    &asrc_priv->regcache_cfg);
+
 	regcache_cache_only(asrc_priv->regmap, true);
 	regcache_mark_dirty(asrc_priv->regmap);
 
@@ -995,6 +1019,10 @@ static int fsl_asrc_resume(struct device *dev)
 	regcache_cache_only(asrc_priv->regmap, false);
 	regcache_sync(asrc_priv->regmap);
 
+	regmap_update_bits(asrc_priv->regmap, REG_ASRCFG,
+			   ASRCFG_NDPRi_ALL_MASK | ASRCFG_POSTMODi_ALL_MASK |
+			   ASRCFG_PREMODi_ALL_MASK, asrc_priv->regcache_cfg);
+
 	/* Restart enabled pairs */
 	regmap_update_bits(asrc_priv->regmap, REG_ASRCTR,
 			   ASRCTR_ASRCEi_ALL_MASK, asrctr);