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hw/block/nvme: use constants in identify 

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Message-Id: <20200609190333.59390-6-its@irrelevant.dk>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Klaus Jensen 2020-06-09 21:03:16 +02:00 committed by Kevin Wolf
parent 1065abfbf1
commit 3e829fd438
2 changed files with 12 additions and 4 deletions
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8
hw/block/nvme.c
View File

@ -692,7 +692,7 @@ static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeIdentify *c)
static uint16_t nvme_identify_nslist(NvmeCtrl *n, NvmeIdentify *c)
{
static const int data_len = 4 * KiB;
static const int data_len = NVME_IDENTIFY_DATA_SIZE;
uint32_t min_nsid = le32_to_cpu(c->nsid);
uint64_t prp1 = le64_to_cpu(c->prp1);
uint64_t prp2 = le64_to_cpu(c->prp2);
@ -722,11 +722,11 @@ static uint16_t nvme_identify(NvmeCtrl *n, NvmeCmd *cmd)
NvmeIdentify *c = (NvmeIdentify *)cmd;
switch (le32_to_cpu(c->cns)) {
case 0x00:
case NVME_ID_CNS_NS:
return nvme_identify_ns(n, c);
case 0x01:
case NVME_ID_CNS_CTRL:
return nvme_identify_ctrl(n, c);
case 0x02:
case NVME_ID_CNS_NS_ACTIVE_LIST:
return nvme_identify_nslist(n, c);
default:
trace_pci_nvme_err_invalid_identify_cns(le32_to_cpu(c->cns));

8
include/block/nvme.h
View File

@ -705,6 +705,14 @@ typedef struct NvmePSD {
uint8_t resv[16];
} NvmePSD;
#define NVME_IDENTIFY_DATA_SIZE 4096
enum {
NVME_ID_CNS_NS = 0x0,
NVME_ID_CNS_CTRL = 0x1,
NVME_ID_CNS_NS_ACTIVE_LIST = 0x2,
};
typedef struct NvmeIdCtrl {
uint16_t vid;
uint16_t ssvid;