From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 33C211E526 for ; Mon, 21 Oct 2024 14:08:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729519684; cv=none; b=VSoOd8waGSGYzqZAUeIh+vbsy5UGJ4jWXAGHA7wSwNGuiir80vZqqqz2zYS0BcIGRmh7pxfsYy5p669uhrgUsxFTdUes6AumbMzy++apQ7zKG7Ua6wTUuIKAvPEx298qjzux57CorQoJCSvIrLr/rQDY3+msqtL9oNZEi0IJQeg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729519684; c=relaxed/simple; bh=hp1nFcv/cw2s7r/PFwgkDdXRyrA3l8PSWu+z40NPYF0=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Lus8iR0ROP6MRdsZ+DT0BuPvDDNx1y3e1aTqneQuNUza7vbfsgovEjdqt3eGcxHjwGpkW4L6zjinOs0jxhX2WtKiTMUQ+Aiv9WdeyYB+ssQgDMEmYRIHrR4QXdOUDreSpVxhMaN61R4eXWyh+VoS4DyLeP75SuezUNjliClouuU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=R+ZT0LCk; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="R+ZT0LCk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1729519680; bh=hp1nFcv/cw2s7r/PFwgkDdXRyrA3l8PSWu+z40NPYF0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=R+ZT0LCkIgysznj3jyQGw/RCgT60fIQRhn13UUZHe5CGoSZ3H71HAMXwKIAsKX8od HcqAYENXbN5F109ijKQBbKPYa+zlp4YiUpkdXFKxUQ6pzDIhceodsqWaNwZQ2PA6Q+ HbOtJsjmdNLfi8wd3yfFZeGUzWvxGhKRIsXO4gu4cbIepxaOXIR+9eWAi5JotCF7MG SPNSqSjdq66UJxWe1rYV6GfSqPFnjqUkfCApmuVey3uJqfb61ZR5f2mes2Tkul6GQ3 PNRB0RM2IVJpeoEpGl7UxyNKsdLU8QnJy4S02yP9sCROCqTHHu3d/rEqg3Q3uMaYpQ TUGtGvinFC0iA== Received: from localhost (unknown [IPv6:2a01:e0a:2c:6930:5cf4:84a1:2763:fe0d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bbrezillon) by bali.collaboradmins.com (Postfix) with ESMTPSA id 0484D17E361F; Mon, 21 Oct 2024 16:07:59 +0200 (CEST) Date: Mon, 21 Oct 2024 16:07:56 +0200 From: Boris Brezillon To: =?UTF-8?B?QWRyacOhbg==?= Larumbe Cc: Rob Herring , Steven Price , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Philipp Zabel , kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/9] drm/panfrost: handle error when allocating AS number Message-ID: <20241021160756.442e7e55@collabora.com> In-Reply-To: <20241014233758.994861-3-adrian.larumbe@collabora.com> References: <20241014233758.994861-1-adrian.larumbe@collabora.com> <20241014233758.994861-3-adrian.larumbe@collabora.com> Organization: Collabora X-Mailer: Claws Mail 4.3.0 (GTK 3.24.43; x86_64-redhat-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Tue, 15 Oct 2024 00:31:38 +0100 Adri=C3=A1n Larumbe wrote: > -u32 panfrost_mmu_as_get(struct panfrost_device *pfdev, struct panfrost_m= mu *mmu) > +int panfrost_mmu_as_get(struct panfrost_device *pfdev, struct panfrost_m= mu *mmu, u32 *asi) Or, we return an int that encodes the AS id when >=3D 0, and the error code when < 0. > { > int as;