From cf6e26c71bfdff823fd40945b07666d75f1e1412 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 16 Jun 2020 14:19:41 +0900 Subject: ASoC: soc-component: merge snd_soc_component_read() and snd_soc_component_read32() We had read/write function for Codec, Platform, etc, but these has been merged into snd_soc_component_read/write(). Internally, it is using regmap or driver function. In read case, each styles are like below regmap ret = regmap_read(..., reg, &val); driver function val = xxx->read(..., reg); Because of this kind of different style, to keep same read style, when we merged each read function into snd_soc_component_read(), we created snd_soc_component_read32(), like below. commit 738b49efe6c6 ("ASoC: add snd_soc_component_read32") (1) val = snd_soc_component_read32(component, reg); (2) ret = snd_soc_component_read(component, reg, &val); Many drivers are using snd_soc_component_read32(), and some drivers are using snd_soc_component_read() today. In generally, we don't check read function successes, because, we will have many other issues at initial timing if read function didn't work. Now we can use soc_component_err() when error case. This means, it is easy to notice if error occurred. This patch aggressively merge snd_soc_component_read() and _read32(), and makes snd_soc_component_read/write() as generally style. This patch do 1) merge snd_soc_component_read() and snd_soc_component_read32() 2) it uses soc_component_err() when error case (easy to notice) 3) keeps read32 for now by #define 4) update snd_soc_component_read() for all drivers Because _read() user drivers are not too many, this patch changes all user drivers. Signed-off-by: Kuninori Morimoto Reviewed-by: Kai Vehmanen Link: https://lore.kernel.org/r/87sgev4mfl.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/codecs/madera.c | 49 ++++++++++------------------------------------- 1 file changed, 10 insertions(+), 39 deletions(-) (limited to 'sound/soc/codecs/madera.c') diff --git a/sound/soc/codecs/madera.c b/sound/soc/codecs/madera.c index ec380b0b2d4e..680f31a6493a 100644 --- a/sound/soc/codecs/madera.c +++ b/sound/soc/codecs/madera.c @@ -628,12 +628,8 @@ int madera_out1_demux_get(struct snd_kcontrol *kcontrol, struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol); unsigned int val; - int ret; - - ret = snd_soc_component_read(component, MADERA_OUTPUT_ENABLES_1, &val); - if (ret) - return ret; + val = snd_soc_component_read(component, MADERA_OUTPUT_ENABLES_1); val &= MADERA_EP_SEL_MASK; val >>= MADERA_EP_SEL_SHIFT; ucontrol->value.enumerated.item[0] = val; @@ -1068,12 +1064,7 @@ int madera_rate_put(struct snd_kcontrol *kcontrol, */ mutex_lock(&priv->rate_lock); - ret = snd_soc_component_read(component, e->reg, &val); - if (ret < 0) { - dev_warn(priv->madera->dev, "Failed to read 0x%x (%d)\n", - e->reg, ret); - goto out; - } + val = snd_soc_component_read(component, e->reg); val >>= e->shift_l; val &= e->mask; if (snd_soc_enum_item_to_val(e, item) == val) { @@ -2178,10 +2169,7 @@ int madera_dfc_put(struct snd_kcontrol *kcontrol, snd_soc_dapm_mutex_lock(dapm); - ret = snd_soc_component_read(component, reg, &val); - if (ret) - goto exit; - + val = snd_soc_component_read(component, reg); if (val & MADERA_DFC1_ENA) { ret = -EBUSY; dev_err(component->dev, "Can't change mode on an active DFC\n"); @@ -2211,9 +2199,7 @@ int madera_lp_mode_put(struct snd_kcontrol *kcontrol, snd_soc_dapm_mutex_lock(dapm); /* Cannot change lp mode on an active input */ - ret = snd_soc_component_read(component, MADERA_INPUT_ENABLES, &val); - if (ret) - goto exit; + val = snd_soc_component_read(component, MADERA_INPUT_ENABLES); mask = (mc->reg - MADERA_ADC_DIGITAL_VOLUME_1L) / 4; mask ^= 0x1; /* Flip bottom bit for channel order */ @@ -2276,7 +2262,6 @@ int madera_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); struct madera_priv *priv = snd_soc_component_get_drvdata(component); unsigned int reg, val; - int ret; if (w->shift % 2) reg = MADERA_ADC_DIGITAL_VOLUME_1L + ((w->shift / 2) * 8); @@ -2305,9 +2290,8 @@ int madera_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, break; case SND_SOC_DAPM_POST_PMD: /* Disable volume updates if no inputs are enabled */ - ret = snd_soc_component_read(component, MADERA_INPUT_ENABLES, - &val); - if (!ret && !val) + val = snd_soc_component_read(component, MADERA_INPUT_ENABLES); + if (!val) madera_in_set_vu(priv, false); break; default: @@ -3087,26 +3071,16 @@ static int madera_aif_cfg_changed(struct snd_soc_component *component, int base, int bclk, int lrclk, int frame) { unsigned int val; - int ret; - ret = snd_soc_component_read(component, base + MADERA_AIF_BCLK_CTRL, - &val); - if (ret) - return ret; + val = snd_soc_component_read(component, base + MADERA_AIF_BCLK_CTRL); if (bclk != (val & MADERA_AIF1_BCLK_FREQ_MASK)) return 1; - ret = snd_soc_component_read(component, base + MADERA_AIF_RX_BCLK_RATE, - &val); - if (ret) - return ret; + val = snd_soc_component_read(component, base + MADERA_AIF_RX_BCLK_RATE); if (lrclk != (val & MADERA_AIF1RX_BCPF_MASK)) return 1; - ret = snd_soc_component_read(component, base + MADERA_AIF_FRAME_CTRL_1, - &val); - if (ret) - return ret; + val = snd_soc_component_read(component, base + MADERA_AIF_FRAME_CTRL_1); if (frame != (val & (MADERA_AIF1TX_WL_MASK | MADERA_AIF1TX_SLOT_LEN_MASK))) return 1; @@ -3162,10 +3136,7 @@ static int madera_hw_params(struct snd_pcm_substream *substream, } /* Force multiple of 2 channels for I2S mode */ - ret = snd_soc_component_read(component, base + MADERA_AIF_FORMAT, &val); - if (ret) - return ret; - + val = snd_soc_component_read(component, base + MADERA_AIF_FORMAT); val &= MADERA_AIF1_FMT_MASK; if ((channels & 1) && val == MADERA_FMT_I2S_MODE) { madera_aif_dbg(dai, "Forcing stereo mode\n"); -- cgit v1.2.3