Hi Linus, On Sat, 13 Jun 2020 at 23:30, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote: > > The following bug appeared in the MCDE driver/display > initialization during the recent merge window. > > First the place we call drm_fbdev_generic_setup() in the > wrong place: this needs to be called AFTER calling > drm_dev_register() else we get this splat: > > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 1 at ../drivers/gpu/drm/drm_fb_helper.c:2198 drm_fbdev_generic_setup+0x164/0x1a8 > mcde a0350000.mcde: Device has not been registered. > Modules linked in: > Hardware name: ST-Ericsson Ux5x0 platform (Device Tree Support) > [<c010e704>] (unwind_backtrace) from [<c010a86c>] (show_stack+0x10/0x14) > [<c010a86c>] (show_stack) from [<c0414f38>] (dump_stack+0x9c/0xb0) > [<c0414f38>] (dump_stack) from [<c0121c8c>] (__warn+0xb8/0xd0) > [<c0121c8c>] (__warn) from [<c0121d18>] (warn_slowpath_fmt+0x74/0xb8) > [<c0121d18>] (warn_slowpath_fmt) from [<c04b154c>] (drm_fbdev_generic_setup+0x164/0x1a8) > [<c04b154c>] (drm_fbdev_generic_setup) from [<c04ed278>] (mcde_drm_bind+0xc4/0x160) > [<c04ed278>] (mcde_drm_bind) from [<c04f06b8>] (try_to_bring_up_master+0x15c/0x1a4) > (...) > Worth adding Cc: stable or Fixes tag, so this lands in the stable branches? If anything I'm slightly worried that w/o such a tag, the AI bot (as used by the stable team) might auto-nominate this even where it's not applicable. HTH Emil _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
