From: wangbiao Date: Fri, 22 Nov 2013 02:44:30 +0000 (+0800) Subject: ASoC: wm8994: Move DCS done IRQ request later X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b888edbc68fbace3101cb092c6910476e85ae922;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git ASoC: wm8994: Move DCS done IRQ request later once code return from request_threaded_irq, irq was setup enabled by default, but completion var dcs_done not got initialized yet, if then a dcs done irq was raised, system will got hung as the sync mechanism is invalid now. so this patch move dcs done irq request to the end of initialization of completion. Signed-off-by: wang, biao Signed-off-by: Zhang, Di Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index 86426a117b07..b9be9cbc4603 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -4077,12 +4077,6 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, wm8994_temp_shut, "Thermal shutdown", codec); - ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, - wm_hubs_dcs_done, "DC servo done", - &wm8994->hubs); - if (ret == 0) - wm8994->hubs.dcs_done_irq = true; - switch (control->type) { case WM8994: if (wm8994->micdet_irq) { @@ -4313,6 +4307,11 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) } wm_hubs_add_analogue_routes(codec, 0, 0); + ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, + wm_hubs_dcs_done, "DC servo done", + &wm8994->hubs); + if (ret == 0) + wm8994->hubs.dcs_done_irq = true; snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon)); switch (control->type) {