Re: [PATCH] drm: Fix fbcon blank on QEMU graphics drivers

2021-04-20 Thread Takashi Iwai
On Fri, 16 Apr 2021 20:30:05 +0200, Daniel Vetter wrote: > > On Fri, Apr 16, 2021 at 2:53 PM Takashi Iwai wrote: > > > > Currently the DRM fbcon helper for console blank, > > drm_fb_helper_blank(), simply calls drm_fb_helper_dpms() and always > > returns zero, supposing the driver dealing with

Re: [PATCH] drm: Fix fbcon blank on QEMU graphics drivers

2021-04-16 Thread Daniel Vetter
On Fri, Apr 16, 2021 at 2:53 PM Takashi Iwai wrote: > > Currently the DRM fbcon helper for console blank, > drm_fb_helper_blank(), simply calls drm_fb_helper_dpms() and always > returns zero, supposing the driver dealing with DPMS or atomic > crtc->active flip to handle blanking the screen. It

Re: [PATCH] drm: Fix fbcon blank on QEMU graphics drivers

2021-04-16 Thread kernel test robot
Hi Takashi, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master v5.12-rc7 next-20210416] [cannot apply to drm/drm-next] [If your patch is

Re: [PATCH] drm: Fix fbcon blank on QEMU graphics drivers

2021-04-16 Thread kernel test robot
Hi Takashi, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master v5.12-rc7 next-20210416] [cannot apply to drm/drm-next] [If your patch is

[PATCH] drm: Fix fbcon blank on QEMU graphics drivers

2021-04-16 Thread Takashi Iwai
Currently the DRM fbcon helper for console blank, drm_fb_helper_blank(), simply calls drm_fb_helper_dpms() and always returns zero, supposing the driver dealing with DPMS or atomic crtc->active flip to handle blanking the screen. It works on most of devices, but broken on most of KVM/QEMU