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From: Max Reitz <mreitz@redhat.com>
To: qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
	Peter Maydell <peter.maydell@linaro.org>,
	qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com>
Subject: [PULL 1/5] nvme: fix NSSRS offset in CAP register
Date: Mon,  4 Nov 2019 10:03:43 +0100	[thread overview]
Message-ID: <20191104090347.27278-2-mreitz@redhat.com> (raw)
In-Reply-To: <20191104090347.27278-1-mreitz@redhat.com>

From: Klaus Jensen <its@irrelevant.dk>

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>
---
 include/block/nvme.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/block/nvme.h b/include/block/nvme.h
index ab5943b90a..8fb941c653 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -23,7 +23,7 @@ enum NvmeCapShift {
     CAP_AMS_SHIFT      = 17,
     CAP_TO_SHIFT       = 24,
     CAP_DSTRD_SHIFT    = 32,
-    CAP_NSSRS_SHIFT    = 33,
+    CAP_NSSRS_SHIFT    = 36,
     CAP_CSS_SHIFT      = 37,
     CAP_MPSMIN_SHIFT   = 48,
     CAP_MPSMAX_SHIFT   = 52,
-- 
2.21.0



  reply	other threads:[~2019-11-04  9:07 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-04  9:03 [PULL 0/5] Block patches for 4.2-rc0 Max Reitz
2019-11-04  9:03 ` Max Reitz [this message]
2019-11-04  9:03 ` [PULL 2/5] block/block-copy: fix s->copy_size for compressed cluster Max Reitz
2019-11-04  9:03 ` [PULL 3/5] block: Make wait/mark serialising requests public Max Reitz
2019-11-04  9:03 ` [PULL 4/5] block: Add bdrv_co_get_self_request() Max Reitz
2019-11-04  9:03 ` [PULL 5/5] block/file-posix: Let post-EOF fallocate serialize Max Reitz
2019-11-06 11:56 ` [PULL 0/5] Block patches for 4.2-rc0 Peter Maydell

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