Hi Vicente, Am Dienstag, 17. April 2018, 19:23:29 CEST schrieb Vicente Bergas: > On Mon, Apr 16, 2018 at 11:49 PM, Vicente Bergas <vicencb at gmail.com> wrote: > > On Mon, Apr 16, 2018 at 11:41 PM, Heiko Stuebner <heiko at sntech.de> wrote: > >> Hi Vicente, > >> > >> Am Montag, 16. April 2018, 23:18:27 CEST schrieb Vicente Bergas: > >>> Hello, > >>> > >>> first of all, I am not sure if this goes to > >>> linux-rockchip at lists.infradead.org > >>> or > >>> dri-devel at lists.freedesktop.org > >>> Please, tell me if I have chosen the wrong list. > >> > >> Best would be having both in the Cc list :-) > >> > >> > >>> In 4.16-rc7 the HDMI video works with minor issues, but it is perfectly > >>> usable. In 4.17-rc1 the HDMI port is not detected at all. > >>> > >>> Here are the messages from dmesg that I think are relevant: > >>> > >>> Linux version 4.16.0-rc7+ (vj at alarm) (gcc version 7.3.0 (GCC)) #15 SMP > >>> Mon Mar 26 19:03:44 CEST 2018 > >>> iommu: Adding device ff8f0000.vop to group 0 > >>> iommu: Adding device ff900000.vop to group 1 > >>> rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops) > >>> rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops) > >>> rockchip-drm display-subsystem: failed to bind ff940000.hdmi (ops > >>> dw_hdmi_rockchip_ops): -EPROBE_DEFER > >>> rockchip-drm display-subsystem: master bind failed: -EPROBE_DEFER > >>> rockchip-drm display-subsystem: bound ff8f0000.vop (ops vop_component_ops) > >>> rockchip-drm display-subsystem: bound ff900000.vop (ops vop_component_ops) > >>> dwhdmi-rockchip ff940000.hdmi: Detected HDMI TX controller v2.11a with > >>> HDCP (DWC HDMI 2.0 TX PHY) > >>> rockchip-drm display-subsystem: bound ff940000.hdmi (ops dw_hdmi_rockchip_ops) > >>> [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). > >>> [drm] No driver support for vblank timestamp query. > >>> Console: switching to colour frame buffer device 240x67 > >>> rockchip-drm display-subsystem: fb0: frame buffer device > >>> [drm] Initialized rockchip 1.0.0 20140818 for display-subsystem on minor 0 > >>> > >>> Linux version 4.17.0-rc1+ (vj at alarm) (gcc version 7.3.0 (GCC)) #1 SMP > >>> Mon Apr 16 19:42:50 CEST 2018 > >>> rk_iommu ff8f3f00.iommu: Failed to get clk 'iface': -ENOENT > >>> rk_iommu: probe of ff8f3f00.iommu failed with error -ENOENT > >>> rk_iommu ff903f00.iommu: Failed to get clk 'iface': -ENOENT > >>> rk_iommu: probe of ff903f00.iommu failed with error -ENOENT > >>> rockchip-drm display-subsystem: Linked as a consumer to ff8f0000.vop > >>> rockchip-drm display-subsystem: Linked as a consumer to ff900000.vop > >>> rockchip-drm display-subsystem: Linked as a consumer to ff940000.hdmi > >>> rockchip-drm display-subsystem: master bind failed: -12 > >>> rockchip-vop: probe of ff900000.vop failed with error -12 > >>> > >>> > >>> While fixing this issue, I can help debugging and testing. > >> > >> I do belive > >> https://patchwork.codeaurora.org/patch/495129/ > >> should do the trick. Needs a respin to make it a bit more > >> beatiful, but should restore your display output again nevertheless. > >> > >> > >> Heiko > > > > Hi Heiko, > > thanks for such a quick answer! > > Tomorrow I'll give it a try. > > > > Regards, > > Vicente. > > Hi Heiko, > just tested your v2 patch: > http://lists.infradead.org/pipermail/linux-rockchip/2018-April/020349.html > and indeed the HDMI port was detected and was able to show me the console :) > > But, there have been several kernel stack traces, a lot of > unresponsiveness and unable to start a framebuffer-based graphical > mode. > The first relevant error seems to be line 349 from dmesg: > [CRTC:30:crtc-0] vblank wait timed out > https://pastebin.com/YegEpAep > > Please, can somebody help? does the problem go away when you apply https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git/commit/?h=v4.18-armsoc/dts64&id=df3bcde704fb51645615635667944fc550c493e2 Thanks Heiko
