From nobody Fri Dec 19 14:14:35 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 46E1C1F3FC0; Sun, 13 Apr 2025 17:38:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744565915; cv=none; b=epnAJHHOFNnK+bT/LJHnnZQ16JprLetc8qVd7H1UvsYND+34WENTO2tVFZ5qqMJskUzka+fcfGTIw69moJyAj9ywSjVI3AqSvAwOahV5R1iA8lckt5yNLlfE/vdohX+mLU35mL1Epqs09weYsdGHCU/rI0dEbnPLA/OrWpZa2Os= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744565915; c=relaxed/simple; bh=fkEeseR9PtCDZJ7E32DzZR1VXQCCuTAmIsu3dUC+V8I=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=G5PjvUgVFkqa9wQPHkB2bdCTJtjCwlgBOjoLr/gI2ajOwcSGJmRfUc15jxdUvPVKwPM+DY01w49JmJzt9vyKAuffqjJcPpIQNQSo+g5z575lxwUF80zBOiQplXS+Pb3GKNrXY6ASca7MF055JFXaPu20Trwt+muNJeV8hTAmpqk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=czTlta5D; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="czTlta5D" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 133E0C4CEDD; Sun, 13 Apr 2025 17:38:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744565914; bh=fkEeseR9PtCDZJ7E32DzZR1VXQCCuTAmIsu3dUC+V8I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=czTlta5DGrOUljqHgiTfzHhqbRYBnYnUVGEdplKN9m+GcYVq86rOJ7tIjXtNN+iL4 sW05mecavIWTV0TElJwCn1V/jj85hfFjb6Ez41EwsIuBVUNeYlPNgokCOdAASDZFQu 6/GOKKDgXA801XdeMOwii+pwTEBsCGW1wD4bTqd5eIfzt360MKjxffZyQbPGRRRqQ8 hXljhB8x3jPTBlARhbHqNlcn4Zvml8S9YiQ9NcrcGa3Td9tHO+r7MyoZ30gh0OpyEy GaFdq5tOAwvEAH+Iwyhi3a218pgvQAIOr/DqGeJy85S3HpSrufX9wMXC7K2nf4xqoi oBVsHBQcWqQyg== From: Danilo Krummrich To: bhelgaas@google.com, kwilczynski@kernel.org, gregkh@linuxfoundation.org, rafael@kernel.org, abdiel.janulgue@gmail.com Cc: ojeda@kernel.org, alex.gaynor@gmail.com, boqun.feng@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com, benno.lossin@proton.me, a.hindborg@kernel.org, aliceryhl@google.com, tmgross@umich.edu, daniel.almeida@collabora.com, robin.murphy@arm.com, linux-pci@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Danilo Krummrich Subject: [PATCH v2 7/9] rust: pci: move iomap_region() to impl Device Date: Sun, 13 Apr 2025 19:37:02 +0200 Message-ID: <20250413173758.12068-8-dakr@kernel.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250413173758.12068-1-dakr@kernel.org> References: <20250413173758.12068-1-dakr@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Require the Bound device context to be able to call iomap_region() and iomap_region_sized(). Creating I/O mapping requires the device to be bound. Signed-off-by: Danilo Krummrich Reviewed-by: Benno Lossin --- rust/kernel/pci.rs | 2 ++ 1 file changed, 2 insertions(+) diff --git a/rust/kernel/pci.rs b/rust/kernel/pci.rs index 1234b0c4a403..3664d35b8e79 100644 --- a/rust/kernel/pci.rs +++ b/rust/kernel/pci.rs @@ -390,7 +390,9 @@ pub fn resource_len(&self, bar: u32) -> Result { // - by its type invariant `self.as_raw` is always a valid pointer= to a `struct pci_dev`. Ok(unsafe { bindings::pci_resource_len(self.as_raw(), bar.try_into= ()?) }) } +} =20 +impl Device { /// Mapps an entire PCI-BAR after performing a region-request on it. I= /O operation bound checks /// can be performed on compile time for offsets (plus the requested t= ype size) < SIZE. pub fn iomap_region_sized( --=20 2.49.0