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.f...@canonical.com>
Signed-off-by: Andy Lutomirski <l...@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 00b2818dac31..eeb409c287b8 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1395,6 +1395,15 @@ 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

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