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From: CK Hu <ck.hu@mediatek.com>
To: Bibby Hsieh <bibby.hsieh@mediatek.com>
Cc: "David Airlie" <airlied@linux.ie>,
	"Matthias Brugger" <matthias.bgg@gmail.com>,
	"Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"linux-mediatek@lists.infradead.org"
	<linux-mediatek@lists.infradead.org>,
	"Yingjoe Chen (陳英洲)" <Yingjoe.Chen@mediatek.com>,
	"Cawa Cheng (鄭曄禧)" <cawa.cheng@mediatek.com>,
	"Daniel Kurtz" <djkurtz@chromium.org>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"YT Shen (沈岳霆)" <Yt.Shen@mediatek.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Mao Huang" <littlecvr@chromium.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Sascha Hauer" <kernel@pengutronix.de>
Subject: Re: [PATCH] drm/mediatek: hdmi: Filter interlaced resolutions
Date: Tue, 23 May 2017 17:28:15 +0800	[thread overview]
Message-ID: <1495531695.20811.19.camel@mtksdaap41> (raw)
In-Reply-To: <1485234604-19889-1-git-send-email-bibby.hsieh@mediatek.com>

Hi, Bibby:

I've applied this patch to my branch mediatek-drm-fixes-4.12-rc1,
thanks.

Regards,
CK

On Tue, 2017-01-24 at 13:10 +0800, Bibby Hsieh wrote:
> Current Mediatek DRM driver does not support interlaced mode, and
> will hang if such resolution is used: Filter those to prevent
> kernel hangs, until the DRM driver is fixed properly.
> 
> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_hdmi.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 0e8c4d9..e33678d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1244,6 +1244,8 @@ static int mtk_hdmi_conn_mode_valid(struct drm_connector *conn,
>  			return MODE_BAD;
>  	}
>  
> +	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
> +		return MODE_NO_INTERLACE;
>  	if (mode->clock < 27000)
>  		return MODE_CLOCK_LOW;
>  	if (mode->clock > 297000)

WARNING: multiple messages have this Message-ID (diff)
From: CK Hu <ck.hu@mediatek.com>
To: Bibby Hsieh <bibby.hsieh@mediatek.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Sascha Hauer" <kernel@pengutronix.de>,
	"Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Cawa Cheng (鄭曄禧)" <cawa.cheng@mediatek.com>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"Mao Huang" <littlecvr@chromium.org>,
	"linux-mediatek@lists.infradead.org"
	<linux-mediatek@lists.infradead.org>,
	"Matthias Brugger" <matthias.bgg@gmail.com>,
	"Yingjoe Chen (陳英洲)" <Yingjoe.Chen@mediatek.com>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] drm/mediatek: hdmi: Filter interlaced resolutions
Date: Tue, 23 May 2017 17:28:15 +0800	[thread overview]
Message-ID: <1495531695.20811.19.camel@mtksdaap41> (raw)
In-Reply-To: <1485234604-19889-1-git-send-email-bibby.hsieh@mediatek.com>

Hi, Bibby:

I've applied this patch to my branch mediatek-drm-fixes-4.12-rc1,
thanks.

Regards,
CK

On Tue, 2017-01-24 at 13:10 +0800, Bibby Hsieh wrote:
> Current Mediatek DRM driver does not support interlaced mode, and
> will hang if such resolution is used: Filter those to prevent
> kernel hangs, until the DRM driver is fixed properly.
> 
> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_hdmi.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 0e8c4d9..e33678d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1244,6 +1244,8 @@ static int mtk_hdmi_conn_mode_valid(struct drm_connector *conn,
>  			return MODE_BAD;
>  	}
>  
> +	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
> +		return MODE_NO_INTERLACE;
>  	if (mode->clock < 27000)
>  		return MODE_CLOCK_LOW;
>  	if (mode->clock > 297000)


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WARNING: multiple messages have this Message-ID (diff)
From: ck.hu@mediatek.com (CK Hu)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] drm/mediatek: hdmi: Filter interlaced resolutions
Date: Tue, 23 May 2017 17:28:15 +0800	[thread overview]
Message-ID: <1495531695.20811.19.camel@mtksdaap41> (raw)
In-Reply-To: <1485234604-19889-1-git-send-email-bibby.hsieh@mediatek.com>

Hi, Bibby:

I've applied this patch to my branch mediatek-drm-fixes-4.12-rc1,
thanks.

Regards,
CK

On Tue, 2017-01-24 at 13:10 +0800, Bibby Hsieh wrote:
> Current Mediatek DRM driver does not support interlaced mode, and
> will hang if such resolution is used: Filter those to prevent
> kernel hangs, until the DRM driver is fixed properly.
> 
> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_hdmi.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 0e8c4d9..e33678d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1244,6 +1244,8 @@ static int mtk_hdmi_conn_mode_valid(struct drm_connector *conn,
>  			return MODE_BAD;
>  	}
>  
> +	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
> +		return MODE_NO_INTERLACE;
>  	if (mode->clock < 27000)
>  		return MODE_CLOCK_LOW;
>  	if (mode->clock > 297000)

  parent reply	other threads:[~2017-05-23  9:28 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-24  5:10 [PATCH] drm/mediatek: hdmi: Filter interlaced resolutions Bibby Hsieh
2017-01-24  5:10 ` Bibby Hsieh
2017-01-24  5:10 ` Bibby Hsieh
2017-01-24  6:12 ` CK Hu
2017-01-24  6:12   ` CK Hu
2017-01-24  6:12   ` CK Hu
2017-05-23  9:28 ` CK Hu [this message]
2017-05-23  9:28   ` CK Hu
2017-05-23  9:28   ` CK Hu
2017-05-23 13:12   ` Daniel Vetter
2017-05-23 13:12     ` Daniel Vetter
2017-05-23 13:12     ` Daniel Vetter
2017-05-24  9:20     ` CK Hu
2017-05-24  9:20       ` CK Hu
2017-05-24  9:20       ` CK Hu
2017-05-24 12:24       ` Daniel Vetter
2017-05-24 12:24         ` Daniel Vetter
2017-05-24 12:24         ` Daniel Vetter
2017-05-25  3:38         ` CK Hu
2017-05-25  3:38           ` CK Hu
2017-05-25  3:38           ` CK Hu

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