From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Foss Subject: Re: rk3399: Graphical artifacts when running for-next Date: Thu, 21 Feb 2019 20:42:02 +0100 Message-ID: <905cfe71-c98d-f73d-8870-623129b5e470@collabora.com> References: <69ddf17a-232d-fc1f-f6a7-59dbde220395@collabora.com> <2996476.nJxoliyDTa@phil> <48fe80bd-92bf-41fa-f508-941765e4354b@collabora.com> <1654246.IP1FNPqO5J@phil> <8d5e0ce1-b1c5-1f4b-fd81-f18f376fc756@collabora.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Ezequiel Garcia , Heiko Stuebner Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Tom Cubie , Tomeu Vizoso List-Id: linux-rockchip.vger.kernel.org On 2/21/19 8:15 PM, Ezequiel Garcia wrote: > Folks, > > On Thu, 2019-02-21 at 20:08 +0100, Robert Foss wrote: > [..] > > The clock debugging is obviously good research. > >>> >>> >>> Additionally I've had a look at the libdrm modetest util, and it is reporting >>> far fewer modes than what I would expect on my 4k monitor. >>> > > That said, this is also worth looking into. > I'm curious, is the EDID the kernel getting OK? > Given that modetest lists way too few modes, I would think there could be some EDID related issues. > Thanks! > Eze >