On Thu, 10 Dec 2015 02:52:12 +0100,
libin.yang@xxxxxxxxxxxxxxx wrote:
>
> From: Libin Yang <libin.yang@xxxxxxxxxxxxxxx>
>
> Setup pin configuration when monitor is hotplugged
> in pcm dynamic assignment if the PCM is in open state.
>
> When monitor is disconnect, The pin will be reset.
>
> Signed-off-by: Libin Yang <libin.yang@xxxxxxxxxxxxxxx>
> ---
> sound/pci/hda/hda_codec.h | 1 +
> sound/pci/hda/patch_hdmi.c | 82 +++++++++++++++++++++++++++++++++++++++++++---
> 2 files changed, 79 insertions(+), 4 deletions(-)
>
> diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
> index 373fcad..ee97401 100644
> --- a/sound/pci/hda/hda_codec.h
> +++ b/sound/pci/hda/hda_codec.h
> @@ -167,6 +167,7 @@ enum {
> /* for PCM creation */
> struct hda_pcm {
> char *name;
> + bool in_use;
No need to add such a flag in a common object. (And actually it's
wrong to add here, it should be per stream.)
The check is needed only for HDMI/DP, thus it can be put in
hdmi_spec. And it can be a bit flag protected via your new pcm_lock.
Takashi
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