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nvme: fix NSSRS offset in CAP register

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Fix the offset of the NSSRS field the CAP register.

From NVME 1.4, section 3 ("Controller Registers"), subsection 3.1.1
("Offset 0h: CAP – Controller Capabilities") CAP_NSSRS_SHIFT is bit 36,
not 33.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reported-by: Javier Gonzalez <javier.gonz@samsung.com>
Message-id: 20191023073315.446534-1-its@irrelevant.dk
Reviewed-by: John Snow <jsnow@redhat.com>
[mreitz: Added John's note on the location in the specification where
         this information can be found]
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Klaus Jensen 2019-10-23 09:33:15 +02:00 • committed by Max Reitz
parent 36609b4fa3
commit 407d22eb5b
1 changed files with 1 additions and 1 deletions
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2
include/block/nvme.h
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@ -23,7 +23,7 @@ enum NvmeCapShift {
CAP_AMS_SHIFT = 17, CAP_AMS_SHIFT = 17,
CAP_TO_SHIFT = 24, CAP_TO_SHIFT = 24,
CAP_DSTRD_SHIFT = 32, CAP_DSTRD_SHIFT = 32,
CAP_NSSRS_SHIFT = 33, CAP_NSSRS_SHIFT = 36,
CAP_CSS_SHIFT = 37, CAP_CSS_SHIFT = 37,
CAP_MPSMIN_SHIFT = 48, CAP_MPSMIN_SHIFT = 48,
CAP_MPSMAX_SHIFT = 52, CAP_MPSMAX_SHIFT = 52,