[PATCH AUTOSEL 5.15 15/41] ALSA: x86: intel_hdmi_audio: use pm_runtime_resume_and_get()
Sasha Levin
sashal at kernel.org
Tue Jun 28 04:20:34 CEST 2022
From: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
[ Upstream commit bb30b453fedac277d66220431fd7063d9ddc10d8 ]
The current code does not check for errors and does not release the
reference on errors.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen at linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
Link: https://lore.kernel.org/r/20220616222910.136854-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai at suse.de>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
sound/x86/intel_hdmi_audio.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c
index b16657de9d25..fea043ec42fe 100644
--- a/sound/x86/intel_hdmi_audio.c
+++ b/sound/x86/intel_hdmi_audio.c
@@ -1068,7 +1068,9 @@ static int had_pcm_open(struct snd_pcm_substream *substream)
intelhaddata = snd_pcm_substream_chip(substream);
runtime = substream->runtime;
- pm_runtime_get_sync(intelhaddata->dev);
+ retval = pm_runtime_resume_and_get(intelhaddata->dev);
+ if (retval < 0)
+ return retval;
/* set the runtime hw parameter with local snd_pcm_hardware struct */
runtime->hw = had_pcm_hardware;
@@ -1549,8 +1551,12 @@ static void had_audio_wq(struct work_struct *work)
container_of(work, struct snd_intelhad, hdmi_audio_wq);
struct intel_hdmi_lpe_audio_pdata *pdata = ctx->dev->platform_data;
struct intel_hdmi_lpe_audio_port_pdata *ppdata = &pdata->port[ctx->port];
+ int ret;
+
+ ret = pm_runtime_resume_and_get(ctx->dev);
+ if (ret < 0)
+ return;
- pm_runtime_get_sync(ctx->dev);
mutex_lock(&ctx->mutex);
if (ppdata->pipe < 0) {
dev_dbg(ctx->dev, "%s: Event: HAD_NOTIFY_HOT_UNPLUG : port = %d\n",
--
2.35.1
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