From: Maxim Levitsky <mlevitsk@redhat.com>
To: Klaus Birkelund Jensen <its@irrelevant.dk>
Cc: Kevin Wolf <kwolf@redhat.com>,
Beata Michalska <beata.michalska@linaro.org>,
qemu-block@nongnu.org, qemu-devel@nongnu.org,
Max Reitz <mreitz@redhat.com>, Keith Busch <kbusch@kernel.org>,
Javier Gonzalez <javier.gonz@samsung.com>
Subject: Re: [PATCH v6 04/42] nvme: bump spec data structures to v1.3
Date: Tue, 31 Mar 2020 13:43:34 +0300 [thread overview]
Message-ID: <ae6cde248f173b5e82335f6aab409110ff93eb0a.camel@redhat.com> (raw)
In-Reply-To: <20200331053829.wprsixru5machmwp@apples.localdomain>
On Tue, 2020-03-31 at 07:38 +0200, Klaus Birkelund Jensen wrote:
> On Mar 25 12:37, Maxim Levitsky wrote:
> > On Mon, 2020-03-16 at 07:28 -0700, Klaus Jensen wrote:
> > > From: Klaus Jensen <k.jensen@samsung.com>
> > >
> > > Add missing fields in the Identify Controller and Identify Namespace
> > > data structures to bring them in line with NVMe v1.3.
> > >
> > > This also adds data structures and defines for SGL support which
> > > requires a couple of trivial changes to the nvme block driver as well.
> > >
> > > Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> > > Acked-by: Fam Zheng <fam@euphon.net>
> > > ---
> > > block/nvme.c | 18 ++---
> > > hw/block/nvme.c | 12 ++--
> > > include/block/nvme.h | 153 ++++++++++++++++++++++++++++++++++++++-----
> > > 3 files changed, 151 insertions(+), 32 deletions(-)
> > >
> > > diff --git a/block/nvme.c b/block/nvme.c
> > > index d41c4bda6e39..99b9bb3dac96 100644
> > > --- a/block/nvme.c
> > > +++ b/block/nvme.c
> > > @@ -589,6 +675,16 @@ enum NvmeIdCtrlOncs {
> > > #define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)
> > > #define NVME_CTRL_CQES_MAX(cqes) (((cqes) >> 4) & 0xf)
> > >
> > > +#define NVME_CTRL_SGLS_SUPPORTED_MASK (0x3 << 0)
> > > +#define NVME_CTRL_SGLS_SUPPORTED_NO_ALIGNMENT (0x1 << 0)
> > > +#define NVME_CTRL_SGLS_SUPPORTED_DWORD_ALIGNMENT (0x1 << 1)
> > > +#define NVME_CTRL_SGLS_KEYED (0x1 << 2)
> > > +#define NVME_CTRL_SGLS_BITBUCKET (0x1 << 16)
> > > +#define NVME_CTRL_SGLS_MPTR_CONTIGUOUS (0x1 << 17)
> > > +#define NVME_CTRL_SGLS_EXCESS_LENGTH (0x1 << 18)
> > > +#define NVME_CTRL_SGLS_MPTR_SGL (0x1 << 19)
> > > +#define NVME_CTRL_SGLS_ADDR_OFFSET (0x1 << 20)
> >
> > OK
> > > +
> > > typedef struct NvmeFeatureVal {
> > > uint32_t arbitration;
> > > uint32_t power_mgmt;
> > > @@ -611,6 +707,10 @@ typedef struct NvmeFeatureVal {
> > > #define NVME_INTC_THR(intc) (intc & 0xff)
> > > #define NVME_INTC_TIME(intc) ((intc >> 8) & 0xff)
> > >
> > > +#define NVME_TEMP_THSEL(temp) ((temp >> 20) & 0x3)
> >
> > Nitpick: If we are adding this, I'll add a #define for the values as well
> >
>
> Done. And used in the subsequent "nvme: add temperature threshold
> feature" patch.
Thank you!
>
> > > +#define NVME_TEMP_TMPSEL(temp) ((temp >> 16) & 0xf)
> > > +#define NVME_TEMP_TMPTH(temp) ((temp >> 0) & 0xffff)
> > > +
> > > enum NvmeFeatureIds {
> > > NVME_ARBITRATION = 0x1,
> > > NVME_POWER_MANAGEMENT = 0x2,
> > > @@ -653,18 +753,37 @@ typedef struct NvmeIdNs {
> > > uint8_t mc;
> > > uint8_t dpc;
> > > uint8_t dps;
> > > -
> > > uint8_t nmic;
> > > uint8_t rescap;
> > > uint8_t fpi;
> > > uint8_t dlfeat;
> > > -
> > > - uint8_t res34[94];
> > > + uint16_t nawun;
> > > + uint16_t nawupf;
> > > + uint16_t nacwu;
> > > + uint16_t nabsn;
> > > + uint16_t nabo;
> > > + uint16_t nabspf;
> > > + uint16_t noiob;
> > > + uint8_t nvmcap[16];
> > > + uint8_t rsvd64[40];
> > > + uint8_t nguid[16];
> > > + uint64_t eui64;
> > > NvmeLBAF lbaf[16];
> > > - uint8_t res192[192];
> > > + uint8_t rsvd192[192];
> > > uint8_t vs[3712];
> > > } NvmeIdNs;
> >
> > Also checked this against V5, looks OK now
> >
> > >
> > > +typedef struct NvmeIdNsDescr {
> > > + uint8_t nidt;
> > > + uint8_t nidl;
> > > + uint8_t rsvd2[2];
> > > +} NvmeIdNsDescr;
> >
> > OK
> >
> >
> >
> > > +
> > > +#define NVME_NIDT_UUID_LEN 16
> > > +
> > > +enum {
> > > + NVME_NIDT_UUID = 0x3,
> >
> > Very minor nitpick: I'll would add others as well just for the sake
> > of better understanding what this is
> >
>
> Done.
Thanks!
>
> > > +};
> > >
> > > /*Deallocate Logical Block Features*/
> > > #define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat) ((dlfeat) & 0x10)
> >
> > Looks very good.
> >
> > Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
> >
> > Best regards,
> > Maxim Levitsky
> >
>
>
Best regards,
Maxim Levitsky
next prev parent reply other threads:[~2020-03-31 10:44 UTC|newest]
Thread overview: 121+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-16 14:28 [PATCH v6 00/42] nvme: support NVMe v1.3d, SGLs and multiple namespaces Klaus Jensen
2020-03-16 14:28 ` [PATCH v6 01/42] nvme: rename trace events to nvme_dev Klaus Jensen
2020-03-25 10:36 ` Maxim Levitsky
2020-03-31 5:38 ` Klaus Birkelund Jensen
2020-03-16 14:28 ` [PATCH v6 02/42] nvme: remove superfluous breaks Klaus Jensen
2020-03-16 14:28 ` [PATCH v6 03/42] nvme: move device parameters to separate struct Klaus Jensen
2020-03-25 10:36 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 04/42] nvme: bump spec data structures to v1.3 Klaus Jensen
2020-03-25 10:37 ` Maxim Levitsky
2020-03-31 5:38 ` Klaus Birkelund Jensen
2020-03-31 10:43 ` Maxim Levitsky [this message]
2020-03-16 14:28 ` [PATCH v6 05/42] nvme: use constant for identify data size Klaus Jensen
2020-03-25 10:37 ` Maxim Levitsky
2020-03-31 5:38 ` Klaus Birkelund Jensen
2020-03-16 14:28 ` [PATCH v6 06/42] nvme: add identify cns values in header Klaus Jensen
2020-03-25 10:37 ` Maxim Levitsky
2020-03-31 5:39 ` Klaus Birkelund Jensen
2020-03-16 14:28 ` [PATCH v6 07/42] nvme: refactor nvme_addr_read Klaus Jensen
2020-03-25 10:38 ` Maxim Levitsky
2020-03-31 5:39 ` Klaus Birkelund Jensen
2020-03-31 10:41 ` Maxim Levitsky
2020-03-31 12:48 ` Klaus Birkelund Jensen
2020-03-31 14:46 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 08/42] nvme: add support for the abort command Klaus Jensen
2020-03-25 10:38 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 09/42] nvme: add max_ioqpairs device parameter Klaus Jensen
2020-03-25 10:39 ` Maxim Levitsky
2020-03-31 5:40 ` Klaus Birkelund Jensen
2020-03-31 9:48 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 10/42] nvme: refactor device realization Klaus Jensen
2020-03-25 10:40 ` Maxim Levitsky
2020-03-31 5:40 ` Klaus Birkelund Jensen
2020-03-16 14:28 ` [PATCH v6 11/42] nvme: add temperature threshold feature Klaus Jensen
2020-03-25 10:40 ` Maxim Levitsky
2020-03-31 5:40 ` Klaus Birkelund Jensen
2020-03-31 9:46 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 12/42] nvme: add support for the get log page command Klaus Jensen
2020-03-25 10:40 ` Maxim Levitsky
2020-03-31 5:41 ` Klaus Birkelund Jensen
2020-03-31 9:45 ` Maxim Levitsky
2020-03-31 12:49 ` Klaus Birkelund Jensen
2020-03-31 14:47 ` Maxim Levitsky
2020-03-16 14:28 ` [PATCH v6 13/42] nvme: add support for the asynchronous event request command Klaus Jensen
2020-03-25 10:41 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 14/42] nvme: add missing mandatory features Klaus Jensen
2020-03-25 10:41 ` Maxim Levitsky
2020-03-31 5:41 ` Klaus Birkelund Jensen
2020-03-31 9:39 ` Maxim Levitsky
2020-04-08 11:28 ` Klaus Birkelund Jensen
2020-03-16 14:29 ` [PATCH v6 15/42] nvme: additional tracing Klaus Jensen
2020-03-25 10:42 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 16/42] nvme: make sure ncqr and nsqr is valid Klaus Jensen
2020-03-25 10:42 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 17/42] nvme: add log specific field to trace events Klaus Jensen
2020-03-25 10:43 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 18/42] nvme: support identify namespace descriptor list Klaus Jensen
2020-03-25 10:43 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 19/42] nvme: enforce valid queue creation sequence Klaus Jensen
2020-03-25 10:43 ` Maxim Levitsky
2020-03-31 5:41 ` Klaus Birkelund Jensen
2020-03-31 9:31 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 20/42] nvme: provide the mandatory subnqn field Klaus Jensen
2020-03-25 10:43 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 21/42] nvme: bump supported version to v1.3 Klaus Jensen
2020-03-25 10:44 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 22/42] nvme: memset preallocated requests structures Klaus Jensen
2020-03-25 10:44 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 23/42] nvme: add mapping helpers Klaus Jensen
2020-03-25 10:45 ` Maxim Levitsky
2020-03-31 5:44 ` Klaus Birkelund Jensen
2020-03-31 9:30 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 24/42] nvme: remove redundant has_sg member Klaus Jensen
2020-03-25 10:45 ` Maxim Levitsky
2020-03-31 5:44 ` Klaus Birkelund Jensen
2020-03-31 9:25 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 25/42] nvme: refactor dma read/write Klaus Jensen
2020-03-25 10:46 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 26/42] nvme: pass request along for tracing Klaus Jensen
2020-03-25 10:55 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 27/42] nvme: add request mapping helper Klaus Jensen
2020-03-25 10:56 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 28/42] nvme: verify validity of prp lists in the cmb Klaus Jensen
2020-03-25 10:56 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 29/42] nvme: refactor request bounds checking Klaus Jensen
2020-03-25 10:56 ` Maxim Levitsky
2020-03-31 5:44 ` Klaus Birkelund Jensen
2020-03-31 9:23 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 30/42] nvme: add check for mdts Klaus Jensen
2020-03-25 10:57 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 31/42] nvme: add check for prinfo Klaus Jensen
2020-03-25 10:57 ` Maxim Levitsky
2020-03-31 5:45 ` Klaus Birkelund Jensen
2020-03-31 9:17 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 32/42] nvme: allow multiple aios per command Klaus Jensen
2020-03-25 10:57 ` Maxim Levitsky
2020-03-31 5:47 ` Klaus Birkelund Jensen
2020-03-31 9:10 ` Maxim Levitsky
2020-04-08 15:02 ` Klaus Birkelund Jensen
2020-03-16 14:29 ` [PATCH v6 33/42] nvme: use preallocated qsg/iov in nvme_dma_prp Klaus Jensen
2020-03-25 10:58 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 34/42] pci: pass along the return value of dma_memory_rw Klaus Jensen
2020-03-16 14:29 ` [PATCH v6 35/42] nvme: handle dma errors Klaus Jensen
2020-03-25 10:58 ` Maxim Levitsky
2020-03-31 5:47 ` Klaus Birkelund Jensen
2020-03-16 14:29 ` [PATCH v6 36/42] nvme: add support for scatter gather lists Klaus Jensen
2020-03-25 10:58 ` Maxim Levitsky
2020-03-31 5:48 ` Klaus Birkelund Jensen
2020-03-31 8:51 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 37/42] nvme: refactor identify active namespace id list Klaus Jensen
2020-03-25 10:58 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 38/42] nvme: support multiple namespaces Klaus Jensen
2020-03-25 10:59 ` Maxim Levitsky
2020-03-31 5:48 ` Klaus Birkelund Jensen
2020-03-31 8:47 ` Maxim Levitsky
2020-03-16 14:29 ` [PATCH v6 39/42] pci: allocate pci id for nvme Klaus Jensen
2020-03-16 14:29 ` [PATCH v6 40/42] nvme: change controller pci id Klaus Jensen
2020-03-16 14:29 ` [PATCH v6 41/42] nvme: remove redundant NvmeCmd pointer parameter Klaus Jensen
2020-03-16 14:29 ` [PATCH v6 42/42] nvme: make lba data size configurable Klaus Jensen
2020-03-25 10:59 ` Maxim Levitsky
2020-03-16 19:30 ` [PATCH v6 00/42] nvme: support NVMe v1.3d, SGLs and multiple namespaces no-reply
2020-03-25 10:35 ` Maxim Levitsky
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