From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [Intel-gfx] 4.17-rc2: Could not determine valid watermarks for inherited state Date: Thu, 26 Apr 2018 17:56:14 +0300 Message-ID: <20180426145614.GP23723@intel.com> References: <20180423152713.2rrwwye3wfstbv5v@codemonkey.org.uk> <20180426131045.GH23723@intel.com> <20180426142719.fzivt2e6kialcbp4@codemonkey.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: <20180426142719.fzivt2e6kialcbp4@codemonkey.org.uk> Sender: linux-kernel-owner@vger.kernel.org To: Dave Jones , Linux Kernel , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Thu, Apr 26, 2018 at 10:27:19AM -0400, Dave Jones wrote: > [ 1.176131] [drm:i9xx_get_initial_plane_config] pipe A/primary A with fb: size=800x600@32, offset=0, pitch 3200, size 0x1d4c00 > [ 1.176161] [drm:i915_gem_object_create_stolen_for_preallocated] creating preallocated stolen object: stolen_offset=0x0000000000000000, gtt_offset=0x0000000000000000, size=0x00000000001d5000 > [ 1.176312] [drm:intel_alloc_initial_plane_obj.isra.127] initial plane fb obj (ptrval) > [ 1.176351] [drm:intel_modeset_init] pipe A active planes 0x1 > [ 1.176456] [drm:drm_atomic_helper_check_plane_state] Plane must cover entire CRTC > [ 1.176481] [drm:drm_rect_debug_print] dst: 800x600+0+0 > [ 1.176494] [drm:drm_rect_debug_print] clip: 1366x768+0+0 OK, so that's the problem right there. The fb we took over from the BIOS was 800x600, but now we're trying to set up a 1366x768 mode. We seem to be missing checks to make sure the initial fb is actually big enough for the mode we're currently using :( -- Ville Syrjälä Intel