On Thu, Jan 11, 2018 at 05:04:27PM +0530, abhijeet.kumar@xxxxxxxxx wrote:
> From: Abhijeet Kumar <abhijeet.kumar@xxxxxxxxx>
>
> When we change the resolution of DP pannel or hot plug-unplug it while
> playing an audio clip,sometimes we observe a silent playback(no audio).
can you rephrase this please
> During no audio condition, we have noticed that the power state of the
> pin or the connector is D3. Optimzing the way we set the power could
> mitigate the issue.With this changes the verb is sent to set the power
space after .
> state and response is received. Thus ensuring power state is set.
am not sure I fully understood the problem here
>
> Signed-off-by: Abhijeet Kumar <abhijeet.kumar@xxxxxxxxx>
> ---
> sound/soc/codecs/hdac_hdmi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c
> index f3b4f4dfae6a..e24caecf0a4f 100644
> --- a/sound/soc/codecs/hdac_hdmi.c
> +++ b/sound/soc/codecs/hdac_hdmi.c
> @@ -718,7 +718,7 @@ static void hdac_hdmi_set_power_state(struct hdac_ext_device *edev,
> {
> if (get_wcaps(&edev->hdac, nid) & AC_WCAP_POWER) {
> if (!snd_hdac_check_power_state(&edev->hdac, nid, pwr_state))
> - snd_hdac_codec_write(&edev->hdac, nid, 0,
> + snd_hdac_codec_read(&edev->hdac, nid, 0,
how does read help instead of write?
--
~Vinod
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