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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Sankeerth Billakanti <quic_sbillaka@quicinc.com>
Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
	freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, robdclark@gmail.com,
	seanpaul@chromium.org, swboyd@chromium.org,
	quic_kalyant@quicinc.com, quic_abhinavk@quicinc.com,
	dianders@chromium.org, quic_khsieh@quicinc.com,
	bjorn.andersson@linaro.org, sean@poorly.run, airlied@linux.ie,
	daniel@ffwll.ch, quic_vproddut@quicinc.com,
	quic_aravindh@quicinc.com
Subject: Re: [PATCH v6 8/8] drm/msm/dp: Handle eDP mode_valid differently from dp
Date: Thu, 31 Mar 2022 01:08:02 +0300	[thread overview]
Message-ID: <CAA8EJprvE31ex3fCQHZ-=x+EWHK4UZ0qqHRh+rH4dk5TPhmVyw@mail.gmail.com> (raw)
In-Reply-To: <1648656179-10347-9-git-send-email-quic_sbillaka@quicinc.com>

On Wed, 30 Mar 2022 at 19:04, Sankeerth Billakanti
<quic_sbillaka@quicinc.com> wrote:
>
> The panel-edp driver modes needs to be validated differently from DP
> because the link capabilities are not available for EDP by that time.
>
> Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com>

This should not be necessary after
https://patchwork.freedesktop.org/patch/479261/?series=101682&rev=1.
Could you please check?

> ---
>  drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
> index 8bafdd0..f9c7d9a 100644
> --- a/drivers/gpu/drm/msm/dp/dp_display.c
> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
> @@ -1003,6 +1003,12 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge,
>                 return -EINVAL;
>         }
>
> +       if (dp->connector_type == DRM_MODE_CONNECTOR_eDP) {
> +               if (mode_pclk_khz > DP_MAX_PIXEL_CLK_KHZ)
> +                       return MODE_CLOCK_HIGH;
> +               return MODE_OK;
> +       }
> +
>         if ((dp->max_pclk_khz <= 0) ||
>                         (dp->max_pclk_khz > DP_MAX_PIXEL_CLK_KHZ) ||
>                         (mode->clock > dp->max_pclk_khz))
> --
> 2.7.4
>


-- 
With best wishes
Dmitry

WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Sankeerth Billakanti <quic_sbillaka@quicinc.com>
Cc: quic_kalyant@quicinc.com, devicetree@vger.kernel.org,
	bjorn.andersson@linaro.org, dianders@chromium.org,
	quic_abhinavk@quicinc.com, quic_vproddut@quicinc.com,
	airlied@linux.ie, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	swboyd@chromium.org, sean@poorly.run, seanpaul@chromium.org,
	quic_aravindh@quicinc.com, quic_khsieh@quicinc.com,
	freedreno@lists.freedesktop.org
Subject: Re: [PATCH v6 8/8] drm/msm/dp: Handle eDP mode_valid differently from dp
Date: Thu, 31 Mar 2022 01:08:02 +0300	[thread overview]
Message-ID: <CAA8EJprvE31ex3fCQHZ-=x+EWHK4UZ0qqHRh+rH4dk5TPhmVyw@mail.gmail.com> (raw)
In-Reply-To: <1648656179-10347-9-git-send-email-quic_sbillaka@quicinc.com>

On Wed, 30 Mar 2022 at 19:04, Sankeerth Billakanti
<quic_sbillaka@quicinc.com> wrote:
>
> The panel-edp driver modes needs to be validated differently from DP
> because the link capabilities are not available for EDP by that time.
>
> Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com>

This should not be necessary after
https://patchwork.freedesktop.org/patch/479261/?series=101682&rev=1.
Could you please check?

> ---
>  drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
> index 8bafdd0..f9c7d9a 100644
> --- a/drivers/gpu/drm/msm/dp/dp_display.c
> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
> @@ -1003,6 +1003,12 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge,
>                 return -EINVAL;
>         }
>
> +       if (dp->connector_type == DRM_MODE_CONNECTOR_eDP) {
> +               if (mode_pclk_khz > DP_MAX_PIXEL_CLK_KHZ)
> +                       return MODE_CLOCK_HIGH;
> +               return MODE_OK;
> +       }
> +
>         if ((dp->max_pclk_khz <= 0) ||
>                         (dp->max_pclk_khz > DP_MAX_PIXEL_CLK_KHZ) ||
>                         (mode->clock > dp->max_pclk_khz))
> --
> 2.7.4
>


-- 
With best wishes
Dmitry

  reply	other threads:[~2022-03-30 22:08 UTC|newest]

Thread overview: 140+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 16:02 [PATCH v6 0/8] Add support for the eDP panel over aux_bus Sankeerth Billakanti
2022-03-30 16:02 ` Sankeerth Billakanti
2022-03-30 16:02 ` [PATCH v6 1/8] drm/msm/dp: Add eDP support via aux_bus Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-30 23:19   ` Dmitry Baryshkov
2022-03-30 23:19     ` Dmitry Baryshkov
2022-03-31  0:33     ` Doug Anderson
2022-03-31  0:33       ` Doug Anderson
2022-03-31 23:22   ` Doug Anderson
2022-03-31 23:22     ` Doug Anderson
2022-04-02 10:37     ` Dmitry Baryshkov
2022-04-02 10:37       ` Dmitry Baryshkov
2022-04-02 17:06       ` Doug Anderson
2022-04-02 17:06         ` Doug Anderson
2022-04-02 20:26         ` Dmitry Baryshkov
2022-04-02 20:26           ` Dmitry Baryshkov
2022-04-04 20:53           ` Doug Anderson
2022-04-04 20:53             ` Doug Anderson
2022-04-05 12:53             ` Dmitry Baryshkov
2022-04-05 12:53               ` Dmitry Baryshkov
2022-04-05 17:02               ` Doug Anderson
2022-04-05 17:02                 ` Doug Anderson
2022-04-05 17:36                 ` Dmitry Baryshkov
2022-04-05 17:36                   ` Dmitry Baryshkov
2022-04-05 18:11                   ` Doug Anderson
2022-04-05 18:11                     ` Doug Anderson
2022-04-07 14:19                     ` Sankeerth Billakanti (QUIC)
2022-04-07 14:19                       ` Sankeerth Billakanti (QUIC)
2022-04-07 17:07                       ` Doug Anderson
2022-04-07 17:07                         ` Doug Anderson
2022-04-07 20:11                         ` Abhinav Kumar
2022-04-07 20:11                           ` Abhinav Kumar
2022-04-07 20:47                           ` Doug Anderson
2022-04-07 20:47                             ` Doug Anderson
2022-04-07 22:03                             ` Abhinav Kumar
2022-04-07 22:03                               ` Abhinav Kumar
2022-04-07 23:34                               ` Doug Anderson
2022-04-07 23:34                                 ` Doug Anderson
2022-04-07 23:46                                 ` Dmitry Baryshkov
2022-04-07 23:46                                   ` Dmitry Baryshkov
2022-04-08  0:21                                   ` Doug Anderson
2022-04-08  0:21                                     ` Doug Anderson
2022-04-08 12:19                                     ` Dmitry Baryshkov
2022-04-08 12:19                                       ` Dmitry Baryshkov
2022-04-08 13:43                                       ` Doug Anderson
2022-04-08 13:43                                         ` Doug Anderson
2022-04-08 14:58                                         ` Dmitry Baryshkov
2022-04-08 14:58                                           ` Dmitry Baryshkov
2022-04-08 17:23                                           ` Abhinav Kumar
2022-04-08 17:23                                             ` Abhinav Kumar
2022-04-07 23:35                           ` Dmitry Baryshkov
2022-04-07 23:35                             ` Dmitry Baryshkov
2022-04-08  0:20                             ` Doug Anderson
2022-04-08  0:20                               ` Doug Anderson
2022-04-08 12:13                               ` Dmitry Baryshkov
2022-04-08 12:13                                 ` Dmitry Baryshkov
2022-04-08 13:56                                 ` Doug Anderson
2022-04-08 13:56                                   ` Doug Anderson
2022-04-08 14:17                                   ` Dmitry Baryshkov
2022-04-08 14:17                                     ` Dmitry Baryshkov
2022-03-30 16:02 ` [PATCH v6 2/8] drm/msm/dp: wait for hpd high before aux transaction Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-31 23:22   ` Doug Anderson
2022-03-31 23:22     ` Doug Anderson
2022-04-04 12:43     ` Sankeerth Billakanti (QUIC)
2022-04-04 12:43       ` Sankeerth Billakanti (QUIC)
2022-03-30 16:02 ` [PATCH v6 3/8] drm/msm/dp: Support only IRQ_HPD and REPLUG interrupts for eDP Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-31 23:22   ` Doug Anderson
2022-03-31 23:22     ` Doug Anderson
2022-04-04 12:56     ` Sankeerth Billakanti (QUIC)
2022-04-04 12:56       ` Sankeerth Billakanti (QUIC)
2022-03-30 16:02 ` [PATCH v6 4/8] drm/msm/dp: avoid handling masked interrupts Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-30 22:16   ` Dmitry Baryshkov
2022-03-30 22:16     ` Dmitry Baryshkov
2022-03-31  5:53     ` Sankeerth Billakanti (QUIC)
2022-03-31  5:53       ` Sankeerth Billakanti (QUIC)
2022-03-31 10:10       ` Dmitry Baryshkov
2022-03-31 10:10         ` Dmitry Baryshkov
2022-03-31 11:04         ` Sankeerth Billakanti
2022-03-31 11:04           ` Sankeerth Billakanti
2022-03-31 11:06           ` Dmitry Baryshkov
2022-03-31 11:06             ` Dmitry Baryshkov
2022-04-04 17:56             ` Sankeerth Billakanti (QUIC)
2022-04-04 17:56               ` Sankeerth Billakanti (QUIC)
2022-03-30 16:02 ` [PATCH v6 5/8] drm/msm/dp: prevent multiple votes for dp resources Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-31 23:23   ` Doug Anderson
2022-03-31 23:23     ` Doug Anderson
2022-04-08 16:14     ` Dmitry Baryshkov
2022-04-08 16:14       ` Dmitry Baryshkov
2022-04-08 17:12       ` Sankeerth Billakanti
2022-04-08 17:12         ` Sankeerth Billakanti
2022-04-08 18:02         ` Dmitry Baryshkov
2022-04-08 18:02           ` Dmitry Baryshkov
2022-03-30 16:02 ` [PATCH v6 6/8] drm/msm/dp: remove unnecessary delay during boot Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-31 23:23   ` Doug Anderson
2022-03-31 23:23     ` Doug Anderson
2022-04-04 13:52     ` Sankeerth Billakanti (QUIC)
2022-04-04 13:52       ` Sankeerth Billakanti (QUIC)
2022-04-04 21:13       ` Dmitry Baryshkov
2022-04-04 21:13         ` Dmitry Baryshkov
2022-04-07 12:40         ` Sankeerth Billakanti (QUIC)
2022-04-07 12:40           ` Sankeerth Billakanti (QUIC)
2022-03-30 16:02 ` [PATCH v6 7/8] drm/msm/dp: Support edp/dp without hpd Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-31 23:23   ` Doug Anderson
2022-03-31 23:23     ` Doug Anderson
2022-04-04 18:32     ` Sankeerth Billakanti (QUIC)
2022-04-04 18:32       ` Sankeerth Billakanti (QUIC)
2022-04-04 21:15       ` Dmitry Baryshkov
2022-04-04 21:15         ` Dmitry Baryshkov
2022-04-07 12:41         ` Sankeerth Billakanti (QUIC)
2022-04-07 12:41           ` Sankeerth Billakanti (QUIC)
2022-03-30 16:02 ` [PATCH v6 8/8] drm/msm/dp: Handle eDP mode_valid differently from dp Sankeerth Billakanti
2022-03-30 16:02   ` Sankeerth Billakanti
2022-03-30 22:08   ` Dmitry Baryshkov [this message]
2022-03-30 22:08     ` Dmitry Baryshkov
2022-03-31  6:02     ` Sankeerth Billakanti (QUIC)
2022-03-31  6:02       ` Sankeerth Billakanti (QUIC)
2022-03-31 23:24       ` Doug Anderson
2022-03-31 23:24         ` Doug Anderson
2022-04-04 18:20         ` Sankeerth Billakanti (QUIC)
2022-04-04 18:20           ` Sankeerth Billakanti (QUIC)
2022-04-04 21:29           ` Dmitry Baryshkov
2022-04-04 21:29             ` Dmitry Baryshkov
2022-04-07 14:05             ` Sankeerth Billakanti (QUIC)
2022-04-07 14:05               ` Sankeerth Billakanti (QUIC)
2022-04-08 12:08               ` Dmitry Baryshkov
2022-04-08 12:08                 ` Dmitry Baryshkov
2022-04-08 15:50                 ` Sankeerth Billakanti
2022-04-08 15:50                   ` Sankeerth Billakanti
2022-04-08 16:47                   ` Dmitry Baryshkov
2022-04-08 16:47                     ` Dmitry Baryshkov
2022-04-08 17:38                     ` Sankeerth Billakanti
2022-04-08 17:38                       ` Sankeerth Billakanti
2022-04-08 18:06                       ` Dmitry Baryshkov
2022-04-08 18:06                         ` Dmitry Baryshkov

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