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From: Andy Lutomirski <luto@kernel.org>
To: Jens Axboe <axboe@kernel.dk>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Kai-Heng Feng <kai.heng.feng@canonical.com>,
	linux-nvme@lists.infradead.org, Christoph Hellwig <hch@lst.de>,
	Sagi Grimberg <sagi@grimberg.me>,
	Keith Busch <keith.busch@intel.com>,
	Andy Lutomirski <luto@kernel.org>
Subject: [PATCH 5/5] nvme: Quirk APST off on "THNSF5256GPUK TOSHIBA"
Date: Wed, 19 Apr 2017 20:02:18 -0700	[thread overview]
Message-ID: <26e5eaf26df9ccd3d7f952ced6d014183c68b532.1492656278.git.luto@kernel.org> (raw)
In-Reply-To: <cover.1492656278.git.luto@kernel.org>
In-Reply-To: <cover.1492656278.git.luto@kernel.org>

There's a report that it malfunctions with APST on.

See https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678184

Cc: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
---
 drivers/nvme/host/core.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index bec8c6973ae5..5249027a76ca 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1415,6 +1415,15 @@ struct nvme_core_quirk_entry {
 };
 
 static const struct nvme_core_quirk_entry core_quirks[] = {
+	{
+		/*
+		 * This Toshiba device seems to die using any APST states.  See:
+		 * https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678184/comments/11
+		 */
+		.vid = 0x1179,
+		.mn = "THNSF5256GPUK TOSHIBA",
+		.quirks = NVME_QUIRK_NO_APST,
+	}
 };
 
 /* match is null-terminated but idstr is space-padded. */
-- 
2.9.3

  parent reply	other threads:[~2017-04-20  3:03 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-20  3:02 [PATCH 0/5] nvme APST fixes/improvements for 4.11 Andy Lutomirski
2017-04-20  3:02 ` [PATCH 1/5] nvme: Fix APST comment Andy Lutomirski
2017-04-20  3:02 ` [PATCH 2/5] nvme: Display raw APST configuration via DYNAMIC_DEBUG Andy Lutomirski
2017-04-20  3:02 ` [PATCH 3/5] nvme: Add nvme_core.force_apst to ignore the NO_APST quirk Andy Lutomirski
2017-04-20  3:02 ` [PATCH 4/5] nvme: Adjust the Samsung APST quirk Andy Lutomirski
2017-04-20  3:07   ` Jens Axboe
2017-04-20  3:51     ` Andy Lutomirski
     [not found]       ` <CGME20170420043337uscas1p1614437f255a643cdb08e44c4fd43424f@uscas1p1.samsung.com>
2017-04-20  4:33         ` Judy Brock
2017-04-20  3:02 ` Andy Lutomirski [this message]
2017-04-20  3:10 ` [PATCH 0/5] nvme APST fixes/improvements for 4.11 Jens Axboe
2017-04-20  3:55   ` Andy Lutomirski
2017-04-20  4:52     ` Andy Lutomirski
2017-04-20  5:19       ` Christoph Hellwig
2017-04-20 16:01         ` Andy Lutomirski

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