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From: Stephen Boyd <swboyd@chromium.org>
To: Kuogee Hsieh <khsieh@codeaurora.org>,
	dri-devel@lists.freedesktop.org, robdclark@gmail.com,
	sean@poorly.run
Cc: abhinavk@codeaurora.org, aravindh@codeaurora.org,
	airlied@linux.ie, daniel@ffwll.ch, bjorn.andersson@linaro.org,
	linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/7] drm/msm/dp: replug event is converted into an unplug followed by an plug events
Date: Thu, 22 Jul 2021 19:24:40 +0000	[thread overview]
Message-ID: <CAE-0n53v-5DynK5Y+8akMMBHSqHUD18pn+2AnBBL8uMKXHEDQw@mail.gmail.com> (raw)
In-Reply-To: <1626191647-13901-5-git-send-email-khsieh@codeaurora.org>

Quoting Kuogee Hsieh (2021-07-13 08:54:04)
> Remove special handling of replug interrupt and instead treat replug event
> as a sequential unplug followed by a plugin event. This is needed to meet
> the requirements of DP Link Layer CTS test case 4.2.1.3.
>
> Changes in V2:
> -- add fixes statement
>
> Fixes: f21c8a276c2d ("drm/msm/dp: handle irq_hpd with sink_count = 0 correctly")
>
> Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
> ---
>  drivers/gpu/drm/msm/dp/dp_display.c | 13 +++++--------
>  1 file changed, 5 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
> index 78c5301..d089ada 100644
> --- a/drivers/gpu/drm/msm/dp/dp_display.c
> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
> @@ -1146,9 +1146,6 @@ static int hpd_event_thread(void *data)
>                 case EV_IRQ_HPD_INT:
>                         dp_irq_hpd_handle(dp_priv, todo->data);
>                         break;
> -               case EV_HPD_REPLUG_INT:

Please remove the enum as well.

> -                       /* do nothing */
> -                       break;
>                 case EV_USER_NOTIFICATION:
>                         dp_display_send_hpd_notification(dp_priv,
>                                                 todo->data);

  reply	other threads:[~2021-07-22 19:24 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-13 15:54 [PATCH v2 0/7] add fixes to pass DP Link Layer compliance test cases Kuogee Hsieh
2021-07-13 15:54 ` [PATCH v2 1/7] drm/msm/dp: use dp_ctrl_off_link_stream during PHY compliance test run Kuogee Hsieh
2021-07-22 19:01   ` Stephen Boyd
2021-07-13 15:54 ` [PATCH v2 2/7] drm/msm/dp: reduce link rate if failed at link training 1 Kuogee Hsieh
2021-07-22 19:05   ` Stephen Boyd
2021-07-13 15:54 ` [PATCH v2 3/7] drm/msm/dp: reset aux controller after dp_aux_cmd_fifo_tx() failed Kuogee Hsieh
2021-07-22 19:08   ` Stephen Boyd
2021-07-13 15:54 ` [PATCH v2 4/7] drm/msm/dp: replug event is converted into an unplug followed by an plug events Kuogee Hsieh
2021-07-22 19:24   ` Stephen Boyd [this message]
2021-07-13 15:54 ` [PATCH v2 5/7] drm/msm/dp: return correct edid checksum after corrupted edid checksum read Kuogee Hsieh
2021-07-22 19:23   ` Stephen Boyd
2021-07-29 16:17     ` khsieh
2021-07-13 15:54 ` [PATCH v2 6/7] drm/msm/dp: do not end dp link training until video is ready Kuogee Hsieh
2021-07-22 19:15   ` Stephen Boyd
2021-07-13 15:54 ` [PATCH v2 7/7] drm/msm/dp: retrain link when loss of symbol lock detected Kuogee Hsieh
2021-07-22 19:14   ` Stephen Boyd

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