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nvme: factor get log into a helper

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And fix the warning on a successful firmware log.

Reviewed-by: Javier González <javier@cnexlabs.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch 2017-11-07 10:28:31 -07:00 committed by Jens Axboe
parent 715ea9e09d
commit c627c487ec
1 changed files with 13 additions and 6 deletions
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19
drivers/nvme/host/core.c
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@ -1747,6 +1747,18 @@ static void nvme_init_subnqn(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
memset(ctrl->subnqn + off, 0, sizeof(ctrl->subnqn) - off); memset(ctrl->subnqn + off, 0, sizeof(ctrl->subnqn) - off);
} }
static int nvme_get_log(struct nvme_ctrl *ctrl, u8 log_page, void *log,
size_t size)
{
struct nvme_command c = { };
c.common.opcode = nvme_admin_get_log_page;
c.common.nsid = cpu_to_le32(NVME_NSID_ALL);
c.common.cdw10[0] = nvme_get_log_dw10(log_page, size);
return nvme_submit_sync_cmd(ctrl->admin_q, &c, log, size);
}
/* /*
* Initialize the cached copies of the Identify data and various controller * Initialize the cached copies of the Identify data and various controller
* register in our nvme_ctrl structure. This should be called as soon as * register in our nvme_ctrl structure. This should be called as soon as
@ -2579,18 +2591,13 @@ static bool nvme_ctrl_pp_status(struct nvme_ctrl *ctrl)
static void nvme_get_fw_slot_info(struct nvme_ctrl *ctrl) static void nvme_get_fw_slot_info(struct nvme_ctrl *ctrl)
{ {
struct nvme_command c = { };
struct nvme_fw_slot_info_log *log; struct nvme_fw_slot_info_log *log;
log = kmalloc(sizeof(*log), GFP_KERNEL); log = kmalloc(sizeof(*log), GFP_KERNEL);
if (!log) if (!log)
return; return;
c.common.opcode = nvme_admin_get_log_page; if (nvme_get_log(ctrl, NVME_LOG_FW_SLOT, log, sizeof(*log)))
c.common.nsid = cpu_to_le32(NVME_NSID_ALL);
c.common.cdw10[0] = nvme_get_log_dw10(NVME_LOG_FW_SLOT, sizeof(*log));
if (!nvme_submit_sync_cmd(ctrl->admin_q, &c, log, sizeof(*log)))
dev_warn(ctrl->device, dev_warn(ctrl->device,
"Get FW SLOT INFO log error\n"); "Get FW SLOT INFO log error\n");
kfree(log); kfree(log);