From: khsieh@codeaurora.org
To: Stephen Boyd <swboyd@chromium.org>
Cc: freedreno@lists.freedesktop.org, airlied@linux.ie,
linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, abhinavk@codeaurora.org,
tanmay@codeaurora.org, aravindh@codeaurora.org, sean@poorly.run
Subject: Re: [PATCH v2 2/3] drm/msm/dp: initialize audio_comp when audio starts
Date: Thu, 15 Apr 2021 10:40:44 -0700 [thread overview]
Message-ID: <645818ed642db192a252343199ecbcc5@codeaurora.org> (raw)
In-Reply-To: <161843536949.46595.14917924989191979850@swboyd.mtv.corp.google.com>
On 2021-04-14 14:22, Stephen Boyd wrote:
> Quoting Kuogee Hsieh (2021-04-14 14:02:50)
>> Initialize audio_comp when audio starts and wait for audio_comp at
>> dp_display_disable(). This will take care of both dongle unplugged
>> and display off (suspend) cases.
>>
>> Changes in v2:
>> -- add dp_display_start_audio()
>>
>> Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
>
> Looking better. Thanks!
>
>> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c
>> b/drivers/gpu/drm/msm/dp/dp_display.c
>> index 0ba71c7..8a69bcd 100644
>> --- a/drivers/gpu/drm/msm/dp/dp_display.c
>> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
>> @@ -177,6 +177,14 @@ static int dp_del_event(struct dp_display_private
>> *dp_priv, u32 event)
>>
>> return 0;
>> }
>> +void dp_display_start_audio(struct msm_dp *dp_display)
>
> Please unstick this from previous function by adding a newline above.
>
>> +{
>> + struct dp_display_private *dp;
>> +
>> + dp = container_of(dp_display, struct dp_display_private,
>> dp_display);
>> +
>> + reinit_completion(&dp->audio_comp);
>> +}
>>
>> void dp_display_signal_audio_complete(struct msm_dp *dp_display)
>> {
>> @@ -648,10 +656,6 @@ static int dp_hpd_unplug_handle(struct
>> dp_display_private *dp, u32 data)
>> /* start sentinel checking in case of missing uevent */
>> dp_add_event(dp, EV_DISCONNECT_PENDING_TIMEOUT, 0,
>> DP_TIMEOUT_5_SECOND);
>>
>> - /* signal the disconnect event early to ensure proper teardown
>> */
>
> This doesn't need to be done early anymore? Please mention why in the
> commit text.
>
This is my mistake, it still need signal audio here, will fix it
>> - reinit_completion(&dp->audio_comp);
>> - dp_display_handle_plugged_change(g_dp_display, false);
>> -
>> dp_catalog_hpd_config_intr(dp->catalog,
>> DP_DP_HPD_PLUG_INT_MASK |
>> DP_DP_IRQ_HPD_INT_MASK, true);
>>
>> @@ -894,7 +898,6 @@ static int dp_display_disable(struct
>> dp_display_private *dp, u32 data)
>> /* wait only if audio was enabled */
>> if (dp_display->audio_enabled) {
>> /* signal the disconnect event */
>> - reinit_completion(&dp->audio_comp);
>> dp_display_handle_plugged_change(dp_display, false);
>> if (!wait_for_completion_timeout(&dp->audio_comp,
>> HZ * 5))
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
prev parent reply other threads:[~2021-04-15 17:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-14 21:02 [PATCH v2 2/3] drm/msm/dp: initialize audio_comp when audio starts Kuogee Hsieh
2021-04-14 21:22 ` Stephen Boyd
2021-04-15 17:40 ` khsieh [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=645818ed642db192a252343199ecbcc5@codeaurora.org \
--to=khsieh@codeaurora.org \
--cc=abhinavk@codeaurora.org \
--cc=airlied@linux.ie \
--cc=aravindh@codeaurora.org \
--cc=dri-devel@lists.freedesktop.org \
--cc=freedreno@lists.freedesktop.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=sean@poorly.run \
--cc=swboyd@chromium.org \
--cc=tanmay@codeaurora.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).