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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next prev parent reply other threads:[~2017-05-23 9:28 UTC|newest]
Thread overview: 7+ 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 6:12 ` CK Hu
2017-05-23 9:28 ` CK Hu [this message]
2017-05-23 13:12 ` Daniel Vetter
2017-05-24 9:20 ` CK Hu
2017-05-24 12:24 ` Daniel Vetter
2017-05-25 3:38 ` CK Hu
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