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authorwangbiao <biao.wang@intel.com>2013-11-22 10:44:30 +0800
committerMark Brown <broonie@linaro.org>2013-11-27 18:17:22 +0000
commitb888edbc68fbace3101cb092c6910476e85ae922 (patch)
tree3b0f5b1d1ded5e2108cbea14ac97ae349bc61ab7
parent6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae (diff)
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 <biao.wang@intel.com> Signed-off-by: Zhang, Di <di.zhang@intel.com> Signed-off-by: Mark Brown <broonie@linaro.org>
-rw-r--r--sound/soc/codecs/wm8994.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 86426a117b0..b9be9cbc460 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) {