From: Takashi Iwai <tiwai@suse.de>
To: Jaroslav Kysela <perex@perex.cz>
Cc: Andrey Grodzovsky <andrey.grodzovsky@amd.com>,
alsa-devel@alsa-project.org
Subject: Re: [PATCH 5/7] ALSA: control: Track in-flight control read/write/tlv accesses
Date: Tue, 18 May 2021 20:54:55 +0200 [thread overview]
Message-ID: <s5hzgwrj2io.wl-tiwai@suse.de> (raw)
In-Reply-To: <90b6bbc4-9e97-6bfd-10a9-ab68aa8935f4@perex.cz>
On Tue, 18 May 2021 20:01:33 +0200,
Jaroslav Kysela wrote:
>
> Dne 18. 05. 21 v 18:51 Takashi Iwai napsal(a):
>
> > +/**
> > + * snd_power_sync_ref - wait until the card power_ref is freed
> > + * @card: sound card object
> > + *
> > + * This function is used to synchronize with the pending power_ref being
> > + * released.
> > + */
> > +void snd_power_sync_ref(struct snd_card *card)
> > +{
> > + wait_event(card->power_ref_sleep, !atomic_read(&card->power_ref));
> > +}
> > +EXPORT_SYMBOL_GPL(snd_power_sync_ref);
>
> Perhaps, this function can be inline, too?
I thought of that, too. Then maybe core.h needs more inclusion, but
it might be worth, yeah.
thanks,
Takashi
next prev parent reply other threads:[~2021-05-18 18:56 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-18 16:51 [PATCH 0/7] ALSA: Prep work for PCI rescan support Takashi Iwai
2021-05-18 16:51 ` [PATCH 1/7] ALSA: core: Use READ_ONCE() / WRITE_ONCE() for power state change Takashi Iwai
2021-05-18 16:51 ` [PATCH 2/7] ALSA: control: Add power state check commonly for ioctl handlers Takashi Iwai
2021-05-18 18:00 ` Jaroslav Kysela
2021-05-18 19:31 ` Takashi Iwai
2021-05-18 16:51 ` [PATCH 3/7] ALSA: control: Drop superfluous snd_power_wait() calls Takashi Iwai
2021-05-18 16:51 ` [PATCH 4/7] ALSA: control: Minor optimization for SNDRV_CTL_IOCTL_POWER_STATE Takashi Iwai
2021-05-18 16:51 ` [PATCH 5/7] ALSA: control: Track in-flight control read/write/tlv accesses Takashi Iwai
2021-05-18 18:01 ` Jaroslav Kysela
2021-05-18 18:54 ` Takashi Iwai [this message]
2021-05-18 16:52 ` [PATCH 6/7] ALSA: pcm: Block the release until the system resume finishes Takashi Iwai
2021-05-18 16:52 ` [PATCH 7/7] ALSA: Drop superfluous argument from snd_power_wait() Takashi Iwai
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