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nvme: replace is_flags field in nvme_ctrl_ops with a flags field 

So that we can have more flags for transport-specific behavior.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <keith.busch@intel.com>
This commit is contained in:
Christoph Hellwig 2017-05-20 15:14:44 +02:00
parent 9bdcfb10f2
commit d3d5b87ddd
5 changed files with 6 additions and 5 deletions
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2
drivers/nvme/host/core.c
View File

@ -1605,7 +1605,7 @@ int nvme_init_identify(struct nvme_ctrl *ctrl)
}
memcpy(ctrl->psd, id->psd, sizeof(ctrl->psd));
if (ctrl->ops->is_fabrics) {
if (ctrl->ops->flags & NVME_F_FABRICS) {
ctrl->icdoff = le16_to_cpu(id->icdoff);
ctrl->ioccsz = le32_to_cpu(id->ioccsz);
ctrl->iorcsz = le32_to_cpu(id->iorcsz);

2
drivers/nvme/host/fc.c
View File

@ -2647,7 +2647,7 @@ nvme_fc_reset_nvme_ctrl(struct nvme_ctrl *nctrl)
static const struct nvme_ctrl_ops nvme_fc_ctrl_ops = {
.name = "fc",
.module = THIS_MODULE,
.is_fabrics = true,
.flags = NVME_F_FABRICS,
.reg_read32 = nvmf_reg_read32,
.reg_read64 = nvmf_reg_read64,
.reg_write32 = nvmf_reg_write32,

3
drivers/nvme/host/nvme.h
View File

@ -208,7 +208,8 @@ struct nvme_ns {
struct nvme_ctrl_ops {
const char *name;
struct module *module;
bool is_fabrics;
unsigned int flags;
#define NVME_F_FABRICS (1 << 0)
int (*reg_read32)(struct nvme_ctrl *ctrl, u32 off, u32 *val);
int (*reg_write32)(struct nvme_ctrl *ctrl, u32 off, u32 val);
int (*reg_read64)(struct nvme_ctrl *ctrl, u32 off, u64 *val);

2
drivers/nvme/host/rdma.c
View File

@ -1792,7 +1792,7 @@ static int nvme_rdma_reset_ctrl(struct nvme_ctrl *nctrl)
static const struct nvme_ctrl_ops nvme_rdma_ctrl_ops = {
.name = "rdma",
.module = THIS_MODULE,
.is_fabrics = true,
.flags = NVME_F_FABRICS,
.reg_read32 = nvmf_reg_read32,
.reg_read64 = nvmf_reg_read64,
.reg_write32 = nvmf_reg_write32,

2
drivers/nvme/target/loop.c
View File

@ -558,7 +558,7 @@ static int nvme_loop_reset_ctrl(struct nvme_ctrl *nctrl)
static const struct nvme_ctrl_ops nvme_loop_ctrl_ops = {
.name = "loop",
.module = THIS_MODULE,
.is_fabrics = true,
.flags = NVME_F_FABRICS,
.reg_read32 = nvmf_reg_read32,
.reg_read64 = nvmf_reg_read64,
.reg_write32 = nvmf_reg_write32,