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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3692aa3ba3dsm1484806a91.8.2026.05.14.12.32.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 May 2026 12:32:04 -0700 (PDT) Date: Thu, 14 May 2026 12:32:01 -0700 From: Matthew Leung To: Bjorn Helgaas Cc: Bjorn Helgaas , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/2] PCI: qcom: Add PCIe support for upcoming Hawi SoC Message-ID: References: <20260508-hawi-pcie-v1-0-0c910906f7e5@oss.qualcomm.com> <20260514172151.GA410819@bhelgaas> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260514172151.GA410819@bhelgaas> X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTE0MDE5NSBTYWx0ZWRfX/fnBAmvf6LEj oNjjenLEZ31a3ouCGAp1iXNGVJ78otPcTXSvDjkGLvSxo+NtxJhx8uE2L0nLX1GEoB6dPq1UwKA CfkKsQEweg/odn3xImwDn9cwm1r+zqVbCU03Glu4SayHDMWtnpCu9kQVRmeCWnMqCkh5WpCLkHG qbZf8vk2KZswpx12Cri8QkmjrzTqgl2n1X8xQfQHyzlE0PhDMQAbAS9Fm15AfH8p1WvlLt4USdB gegkZQc86bfeg3GTxeSCVgrLcac5aVKuE6bMOhzlGIeOjNCSddWr+wRuqsyA07Tsl5CecnMgUIe SCifY7r5EYxbxiKBJYNEVH1UQaU4tU/O7UJ/xfkxAvOfIc+1Nkfo+2v73pG6JC8HPrnNjWrRQXk EEJTJ9jgwtCaxCToh2MRblKesN9/yVg+08BXN/ZUSuYqF6XAjprRa+msOZdqhZ+Ldcj9SBCP0/j EJjCQkUTWmLh8AzyHWA== X-Authority-Analysis: v=2.4 cv=cZXiaHDM c=1 sm=1 tr=0 ts=6a062336 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=kj9zAlcOel0A:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=1ED3lwF0aQ1bZmQ4pvcA:9 a=CjuIK1q_8ugA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: d2Ks6uLp9SMwvRBqPQFR-vlYlKf4oIb8 X-Proofpoint-ORIG-GUID: d2Ks6uLp9SMwvRBqPQFR-vlYlKf4oIb8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-14_05,2026-05-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 spamscore=0 phishscore=0 suspectscore=0 adultscore=0 bulkscore=0 impostorscore=0 malwarescore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605140195 On Thu, May 14, 2026 at 12:21:51PM -0500, Bjorn Helgaas wrote: > On Fri, May 08, 2026 at 01:02:13AM +0000, Matthew Leung wrote: > > This series adds PCIe support for the Qualcomm Hawi SoC. The Hawi > > platform features two PCIe controllers: one capable of Gen3 x2 operation > > and one capable of Gen4 x1 operation. The first patch adds the device > > tree bindings documentation for the Hawi PCIe controller, and the second > > patch adds driver support by enabling the Hawi compatible string in the > > existing qcom PCIe driver. > > > > This series depends on the following prerequisite series: > > - [PATCH v3 0/7] clk: qcom: Add initial clock controllers for the > > upcoming Hawi SoC (Change-ID: 20260316-clk-hawi-1ad4cad36d6a:v3) > > - [PATCH v4 0/2] interconnect: qcom: Add support for upcoming Hawi SoC > > (Change-ID: 20260311-icc-hawi-d6dc165f8935:v4) > > > > These dependencies add necessary headers for running dt_binding_check > > against the binding. > > These apply cleanly to v7.1-rc1. I suppose the dt_binding_check thing > is the only real dependency? Is there anything we need to do to > enforce the dependency when these get merged upstream during the merge > window? > Yes, the dependencies are only needed for running dt_binding_check as the example dts snippet would produce an error on the missing headers. The patches should apply and build cleanly otherwise. I thought this check could be a problem for merging so added the dependencies for completeness. If the binding check isn't a concern, I can drop the dependencies. > > Signed-off-by: Matthew Leung > > --- > > Matthew Leung (2): > > dt-bindings: PCI: qcom: Document the Hawi PCIe Controller > > PCI: qcom: Add support for Hawi > > > > .../devicetree/bindings/pci/qcom,hawi-pcie.yaml | 188 +++++++++++++++++++++ > > drivers/pci/controller/dwc/pcie-qcom.c | 1 + > > 2 files changed, 189 insertions(+) > > --- > > base-commit: 4cd074ae20bbcc293bbbce9163abe99d68ae6ae0 > > change-id: 20260506-hawi-pcie-f61435ca420c > > prerequisite-change-id: 20260316-clk-hawi-1ad4cad36d6a:v3 > > prerequisite-patch-id: c4fbb0620d748d7f1ee675ade5167775bd31c8ac > > prerequisite-patch-id: ae5e212518cc333a1a93564cabfc6abd128df664 > > prerequisite-patch-id: 3c3816e0d595589fc02383f10e48c83a61fdc9d1 > > prerequisite-patch-id: cbc13fb819d1c1ee77957393f0958f05db8db864 > > prerequisite-patch-id: 17e2c0cfbbea826fefa1c67d0f5dc2094ab73d76 > > prerequisite-patch-id: 150dc74750377f4558deab6b179632872bcbb71c > > prerequisite-patch-id: 38fe0da5b18610aeb32c7154f9e50187ccaec6a4 > > prerequisite-change-id: 20260311-icc-hawi-d6dc165f8935:v4 > > prerequisite-patch-id: a1ff655f0b21d6259b158ad9f99a95bde31257e6 > > prerequisite-patch-id: db21b6b20451be8475129faece7ef4191d41273c > > I don't know where any of these change-ids or patch-ids come from. These were generated by b4 after adding the change-id metadata for the dependencies. They should refer to the change-ids of the respective patch series: - https://lore.kernel.org/all/20260506-clk-hawi-v3-0-530b538679f1@oss.qualcomm.com/ - https://lore.kernel.org/all/20260506-icc-hawi-v4-0-35447fdc482b@oss.qualcomm.com/