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Sat, 10 May 2025 03:21:36 -0700 (PDT) Received: from ilya.linux.jp ([240b:10:c301:9100:7db1:c9cc:c837:2394]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74237a8efa2sm2978554b3a.165.2025.05.10.03.21.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 May 2025 03:21:35 -0700 (PDT) From: ilya guterman To: kbusch@kernel.org, axboe@kernel.dk, hch@lst.de, sagi@grimberg.me Cc: linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, Ilya Guterman Subject: [PATCH] drivers/nvme: Add quirks for device 025e:f1ac Date: Sat, 10 May 2025 19:21:30 +0900 Message-ID: <20250510102130.14710-1-amfernusus@gmail.com> X-Mailer: git-send-email 2.49.0 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" From: Ilya Guterman This commit adds NVME_QUIRK_NO_DEEPEST_PS for device [126f:2262], which belongs to device SOLIDIGM P44 Pro SSDPFKKW020X7 The device frequently have trouble exiting the deepest power state (5), resulting in the entire disk unresponsive. Verified by setting nvme_core.default_ps_max_latency_us=3D10000 and observi= ng them behaving normally. Also by running with the patch couldn't reproduce the issue after multiple = wake up from sleeps. Running without the patch again reprodcued the issue on the first wake from= sleep. --- drivers/nvme/host/pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d49b69565d04..d62fef76cc07 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3734,6 +3734,8 @@ static const struct pci_device_id nvme_id_table[] =3D= { .driver_data =3D NVME_QUIRK_NO_DEEPEST_PS, }, { PCI_DEVICE(0x1e49, 0x0041), /* ZHITAI TiPro7000 NVMe SSD */ .driver_data =3D NVME_QUIRK_NO_DEEPEST_PS, }, + { PCI_DEVICE(0x025e, 0xf1ac), /* SOLIDIGM P44 pro SSDPFKKW020X7 */ + .driver_data =3D NVME_QUIRK_NO_DEEPEST_PS, }, { PCI_DEVICE(0xc0a9, 0x540a), /* Crucial P2 */ .driver_data =3D NVME_QUIRK_BOGUS_NID, }, { PCI_DEVICE(0x1d97, 0x2263), /* Lexar NM610 */ --=20 2.49.0