diff options
Diffstat (limited to 'sound/soc/codecs/ab8500-codec.c')
| -rw-r--r-- | sound/soc/codecs/ab8500-codec.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c index b8ba0adacfce..1ad92cbf0b24 100644 --- a/sound/soc/codecs/ab8500-codec.c +++ b/sound/soc/codecs/ab8500-codec.c @@ -1225,13 +1225,18 @@ static int anc_status_control_put(struct snd_kcontrol *kcontrol, struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev); struct device *dev = codec->dev; bool apply_fir, apply_iir; - int req, status; + unsigned int req; + int status; dev_dbg(dev, "%s: Enter.\n", __func__); mutex_lock(&drvdata->anc_lock); req = ucontrol->value.integer.value[0]; + if (req >= ARRAY_SIZE(enum_anc_state)) { + status = -EINVAL; + goto cleanup; + } if (req != ANC_APPLY_FIR_IIR && req != ANC_APPLY_FIR && req != ANC_APPLY_IIR) { dev_err(dev, "%s: ERROR: Unsupported status to set '%s'!\n", @@ -2307,17 +2312,17 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai, case 0: break; case 1: - slot = find_first_bit((unsigned long *)&tx_mask, 32); + slot = ffs(tx_mask); snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot); snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot); snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot); snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot); break; case 2: - slot = find_first_bit((unsigned long *)&tx_mask, 32); + slot = ffs(tx_mask); snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot); snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot); - slot = find_next_bit((unsigned long *)&tx_mask, 32, slot + 1); + slot = fls(tx_mask); snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot); snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot); break; @@ -2348,18 +2353,18 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai, case 0: break; case 1: - slot = find_first_bit((unsigned long *)&rx_mask, 32); + slot = ffs(rx_mask); snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot), AB8500_MASK_SLOT(slot), AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot)); break; case 2: - slot = find_first_bit((unsigned long *)&rx_mask, 32); + slot = ffs(rx_mask); snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot), AB8500_MASK_SLOT(slot), AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot)); - slot = find_next_bit((unsigned long *)&rx_mask, 32, slot + 1); + slot = fls(rx_mask); snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot), AB8500_MASK_SLOT(slot), @@ -2527,12 +2532,10 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec) } /* Override HW-defaults */ - ab8500_codec_write_reg(codec, - AB8500_ANACONF5, - BIT(AB8500_ANACONF5_HSAUTOEN)); - ab8500_codec_write_reg(codec, - AB8500_SHORTCIRCONF, - BIT(AB8500_SHORTCIRCONF_HSZCDDIS)); + snd_soc_write(codec, AB8500_ANACONF5, + BIT(AB8500_ANACONF5_HSAUTOEN)); + snd_soc_write(codec, AB8500_SHORTCIRCONF, + BIT(AB8500_SHORTCIRCONF_HSZCDDIS)); /* Add filter controls */ status = snd_soc_add_codec_controls(codec, ab8500_filter_controls, @@ -2583,6 +2586,8 @@ static int ab8500_codec_driver_probe(struct platform_device *pdev) /* Create driver private-data struct */ drvdata = devm_kzalloc(&pdev->dev, sizeof(struct ab8500_codec_drvdata), GFP_KERNEL); + if (!drvdata) + return -ENOMEM; drvdata->sid_status = SID_UNCONFIGURED; drvdata->anc_status = ANC_UNCONFIGURED; dev_set_drvdata(&pdev->dev, drvdata); @@ -2601,7 +2606,7 @@ static int ab8500_codec_driver_probe(struct platform_device *pdev) static int ab8500_codec_driver_remove(struct platform_device *pdev) { - dev_info(&pdev->dev, "%s Enter.\n", __func__); + dev_dbg(&pdev->dev, "%s Enter.\n", __func__); snd_soc_unregister_codec(&pdev->dev); |