修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/sound/drivers/pcsp/pcsp_mixer.c
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@@ -120,17 +120,17 @@
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 	.put =		pcsp_##ctl_type##_put, \
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 }
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-static struct snd_kcontrol_new snd_pcsp_controls_pcm[] = {
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+static const struct snd_kcontrol_new snd_pcsp_controls_pcm[] = {
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 	PCSP_MIXER_CONTROL(enable, "Master Playback Switch"),
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 	PCSP_MIXER_CONTROL(treble, "BaseFRQ Playback Volume"),
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 };
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-static struct snd_kcontrol_new snd_pcsp_controls_spkr[] = {
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+static const struct snd_kcontrol_new snd_pcsp_controls_spkr[] = {
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 	PCSP_MIXER_CONTROL(pcspkr, "Beep Playback Switch"),
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 };
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 static int snd_pcsp_ctls_add(struct snd_pcsp *chip,
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-			     struct snd_kcontrol_new *ctls, int num)
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+			     const struct snd_kcontrol_new *ctls, int num)
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 {
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 	int i, err;
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 	struct snd_card *card = chip->card;