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nvme-core: add method to check for an I/O controller

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Add nvme_is_io_ctrl() to check if the controller is of type I/O
controller. Uses negative logic by excluding an administrative
controller and a discovery controller.

Signed-off-by: Kamaljit Singh <kamaljit.singh@opensource.wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
This commit is contained in:
Kamaljit Singh 2025-09-05 16:25:49 -07:00 committed by Keith Busch
parent eeaed48980
commit a5b8527974
1 changed files with 5 additions and 0 deletions
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5
drivers/nvme/host/core.c
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@ -3163,6 +3163,11 @@ static inline bool nvme_admin_ctrl(struct nvme_ctrl *ctrl)
return ctrl->cntrltype == NVME_CTRL_ADMIN;
}
static inline bool nvme_is_io_ctrl(struct nvme_ctrl *ctrl)
{
return !nvme_discovery_ctrl(ctrl) && !nvme_admin_ctrl(ctrl);
}
static bool nvme_validate_cntlid(struct nvme_subsystem *subsys,
struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
{