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authorMark Brown <broonie@kernel.org>2023-10-09 18:40:09 +0100
committerMark Brown <broonie@kernel.org>2023-10-09 18:40:09 +0100
commitcc660a4a8ea8d360706db9ca9ed08ac95c906ea5 (patch)
treec4f06667f0f7a4b223a411df877c7b041a33ebda /sound
parente182212185bbda3440644f732f17a825fa4be456 (diff)
parentc29e5263d32a6d0ec094d425ae7fef3fa8d4da1c (diff)
ASoC: codecs: fix widget name comparisons
Merge series from Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>: Some codec drivers compare widget names with strcmp, ignoring the component name prefix. If prefix is used, the comparisons start failing. Add a helper to fix the issue.
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/lpass-wsa-macro.c4
-rw-r--r--sound/soc/soc-component.c1
-rw-r--r--sound/soc/soc-dapm.c12
3 files changed, 15 insertions, 2 deletions
diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c
index ec6859ec0d38..fff4a8b862a7 100644
--- a/sound/soc/codecs/lpass-wsa-macro.c
+++ b/sound/soc/codecs/lpass-wsa-macro.c
@@ -1675,12 +1675,12 @@ static int wsa_macro_spk_boost_event(struct snd_soc_dapm_widget *w,
u16 boost_path_ctl, boost_path_cfg1;
u16 reg, reg_mix;
- if (!strcmp(w->name, "WSA_RX INT0 CHAIN")) {
+ if (!snd_soc_dapm_widget_name_cmp(w, "WSA_RX INT0 CHAIN")) {
boost_path_ctl = CDC_WSA_BOOST0_BOOST_PATH_CTL;
boost_path_cfg1 = CDC_WSA_RX0_RX_PATH_CFG1;
reg = CDC_WSA_RX0_RX_PATH_CTL;
reg_mix = CDC_WSA_RX0_RX_PATH_MIX_CTL;
- } else if (!strcmp(w->name, "WSA_RX INT1 CHAIN")) {
+ } else if (!snd_soc_dapm_widget_name_cmp(w, "WSA_RX INT1 CHAIN")) {
boost_path_ctl = CDC_WSA_BOOST1_BOOST_PATH_CTL;
boost_path_cfg1 = CDC_WSA_RX1_RX_PATH_CFG1;
reg = CDC_WSA_RX1_RX_PATH_CTL;
diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c
index ba7c0ae82e00..566033f7dd2e 100644
--- a/sound/soc/soc-component.c
+++ b/sound/soc/soc-component.c
@@ -242,6 +242,7 @@ int snd_soc_component_notify_control(struct snd_soc_component *component,
char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
struct snd_kcontrol *kctl;
+ /* When updating, change also snd_soc_dapm_widget_name_cmp() */
if (component->name_prefix)
snprintf(name, ARRAY_SIZE(name), "%s %s", component->name_prefix, ctl);
else
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index f07e83678373..312e55579831 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2728,6 +2728,18 @@ int snd_soc_dapm_update_dai(struct snd_pcm_substream *substream,
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_update_dai);
+int snd_soc_dapm_widget_name_cmp(struct snd_soc_dapm_widget *widget, const char *s)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(widget->dapm);
+ const char *wname = widget->name;
+
+ if (component->name_prefix)
+ wname += strlen(component->name_prefix) + 1; /* plus space */
+
+ return strcmp(wname, s);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dapm_widget_name_cmp);
+
/*
* dapm_update_widget_flags() - Re-compute widget sink and source flags
* @w: The widget for which to update the flags