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Tue, 21 Apr 2026 14:55:23 +0000 Received: from DS0PR12MB6486.namprd12.prod.outlook.com ([fe80::88a9:f314:c95f:8b33]) by DS0PR12MB6486.namprd12.prod.outlook.com ([fe80::88a9:f314:c95f:8b33%4]) with mapi id 15.20.9846.016; Tue, 21 Apr 2026 14:55:23 +0000 Date: Tue, 21 Apr 2026 10:55:21 -0400 From: Joel Fernandes To: John Hubbard Cc: linux-kernel@vger.kernel.org, Miguel Ojeda , Boqun Feng , Gary Guo , Bjorn Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Dave Airlie , Daniel Almeida , Koen Koning , dri-devel@lists.freedesktop.org, rust-for-linux@vger.kernel.org, Nikola Djukic , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jonathan Corbet , Alex Deucher , Christian Koenig , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Huang Rui , Matthew Auld , Lucas De Marchi , Thomas Hellstrom , Helge Deller , Alex Gaynor , Boqun Feng , Alistair Popple , Timur Tabi , Edwin Peer , Alexandre Courbot , Andrea Righi , Andy Ritger , Zhi Wang , Balbir Singh , Philipp Stanner , Elle Rhumsaa , alexeyi@nvidia.com, Eliot Courtney , joel@joelfernandes.org, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-fbdev@vger.kernel.org Subject: Re: [PATCH v11 02/20] gpu: nova-core: gsp: Extract usable FB region from GSP Message-ID: <20260421145521.GA51176@joelbox2> References: <20260415210548.3776595-1-joelagnelf@nvidia.com> <20260415210548.3776595-2-joelagnelf@nvidia.com> Content-Type: text/plain; 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> > type Message = GspStaticConfigInfo; > > - type InitError = Infallible; > > + type InitError = Error; > > > > fn read( > > msg: &Self::Message, > > @@ -205,6 +209,7 @@ fn read( > > ) -> Result { > > Ok(GetGspStaticInfoReply { > > gpu_name: msg.gpu_name_str(), > > + usable_fb_region: msg.first_usable_fb_region().ok_or(ENODEV)?, > > OK, failing out is correct here. But in addition, we should also > log this at dev_err!() level. This is rare, surprising, and actionable, > so perfect for that level of logging. Sure, that works for me. Will add it in for v12. thanks, -- Joel Fernandes