From mboxrd@z Thu Jan 1 00:00:00 1970 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 C2B6E23778; Mon, 27 Nov 2023 17:40:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Pvv0aHCW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E1E56C433C8; Mon, 27 Nov 2023 17:40:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701106852; bh=ASd7HNOCLvajDqM7bkeIb2gghMVUfzmmdhTIGZqmuTI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Pvv0aHCW0DtzZKvjvXIZwkYYt259J3Ck3NIpXuR+5WM/LLeVkzZaYNJqLTItQQ+kJ PGDelokDttm0zvlhDXhr1kuViE+b1xi2MVY0riYLQQsGod0MXrqpAlvk+lQOeHIVHg VpHePaeufzwgN1XkqsCXdBb8SJDRsG/O+LzpVKf+1UxOWTsF6gzp2QjngkdXVJpvVC 1B5nJiZCoMMESAeu2QtA3oxXeywf7bZPtNCHewgv6Q8uFZwxp2ZmoNQKOxQrbqr/TK Zx1GcMjhpUpZWN1sTi3ztCdUlFRnWpW2xItMid0xLDbCCUuLFP7wnbA8OpbYlZGP8s PaYNuOrx0OCVg== Date: Mon, 27 Nov 2023 17:40:45 +0000 From: Conor Dooley To: Ziqi Chen Cc: quic_asutoshd@quicinc.com, quic_cang@quicinc.com, bvanassche@acm.org, mani@kernel.org, stanley.chu@mediatek.com, adrian.hunter@intel.com, beanhuo@micron.com, avri.altman@wdc.com, junwoo80.lee@samsung.com, martin.petersen@oracle.com, quic_nguyenb@quicinc.com, quic_nitirawa@quicinc.com, linux-scsi@vger.kernel.org, Alim Akhtar , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Miquel Raynal , Linus Walleij , Wolfram Sang , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list Subject: Re: [PATCH v3] dt-bindings: ufs: Add msi-parent for UFS MCQ Message-ID: <20231127-glimpse-demotion-6adae40eee30@spud> References: <1701063365-82582-1-git-send-email-quic_ziqichen@quicinc.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="meYWU9+SxTC9ZooD" Content-Disposition: inline In-Reply-To: <1701063365-82582-1-git-send-email-quic_ziqichen@quicinc.com> --meYWU9+SxTC9ZooD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 27, 2023 at 01:36:02PM +0800, Ziqi Chen wrote: > The Message Signaled Interrupts (MSI) support has been introduced in > UFSHCI version 4.0 (JESD223E). The MSI is the recommended interrupt > approach for MCQ. If choose to use MSI, In UFS DT, we need to provide > msi-parent property that point to the hardware entity which serves as > the MSI controller for this UFS controller. >=20 > Signed-off-by: Ziqi Chen >=20 > V2 -> V3: Wrap commit message to meet Linux coding style. > V1 -> V2: Rebased on Linux 6.7-rc1 and updated the commit message to > incorporate the details about when MCQ/MSI got introduced. This should be below the --- line FYI. With that fixed, Acked-by: Conor Dooley Cheers, Conor. > --- > Documentation/devicetree/bindings/ufs/ufs-common.yaml | 2 ++ > 1 file changed, 2 insertions(+) >=20 > diff --git a/Documentation/devicetree/bindings/ufs/ufs-common.yaml b/Docu= mentation/devicetree/bindings/ufs/ufs-common.yaml > index 985ea8f..31fe7f3 100644 > --- a/Documentation/devicetree/bindings/ufs/ufs-common.yaml > +++ b/Documentation/devicetree/bindings/ufs/ufs-common.yaml > @@ -87,6 +87,8 @@ properties: > description: > Specifies max. load that can be drawn from VCCQ2 supply. > =20 > + msi-parent: true > + > dependencies: > freq-table-hz: [ clocks ] > operating-points-v2: [ clocks, clock-names ] > --=20 > 2.7.4 >=20 --meYWU9+SxTC9ZooD Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZWTUnQAKCRB4tDGHoIJi 0lkfAQCvRuG2xjcDa3+t00Vi0nYJlmW0utoE6J+FzXzKoY69mgEA7pfEtowMhenM 81QppLYUmCj2rygQBpmYhDJ6qM4hLA0= =b2Sv -----END PGP SIGNATURE----- --meYWU9+SxTC9ZooD--