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| author | jimharris <jimharris@FreeBSD.org> | 2013-03-29 20:34:28 +0000 |
|---|---|---|
| committer | jimharris <jimharris@FreeBSD.org> | 2013-03-29 20:34:28 +0000 |
| commit | 2128397eaf648b65e295eba2a5b4f2d9dcc3640b (patch) | |
| tree | 2744e9774deaf9fff221c4a2a9234f52883e244d /sys/dev/nvme/nvme_ns_cmd.c | |
| parent | d5c182905bb3f6a19be6f99d729e9e3dd83b3e53 (diff) | |
| download | FreeBSD-src-2128397eaf648b65e295eba2a5b4f2d9dcc3640b.zip FreeBSD-src-2128397eaf648b65e295eba2a5b4f2d9dcc3640b.tar.gz | |
Add "type" to nvme_request, signifying if its payload is a VADDR, UIO, or
NULL. This simplifies decisions around if/how requests are routed through
busdma. It also paves the way for supporting unmapped bios.
Sponsored by: Intel
Diffstat (limited to 'sys/dev/nvme/nvme_ns_cmd.c')
| -rw-r--r-- | sys/dev/nvme/nvme_ns_cmd.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/dev/nvme/nvme_ns_cmd.c b/sys/dev/nvme/nvme_ns_cmd.c index c77361a..011ce4d 100644 --- a/sys/dev/nvme/nvme_ns_cmd.c +++ b/sys/dev/nvme/nvme_ns_cmd.c @@ -36,7 +36,7 @@ nvme_ns_cmd_read(struct nvme_namespace *ns, void *payload, uint64_t lba, struct nvme_request *req; struct nvme_command *cmd; - req = nvme_allocate_request(payload, lba_count*512, cb_fn, cb_arg); + req = nvme_allocate_request_vaddr(payload, lba_count*512, cb_fn, cb_arg); if (req == NULL) return (ENOMEM); @@ -60,7 +60,8 @@ nvme_ns_cmd_write(struct nvme_namespace *ns, void *payload, uint64_t lba, struct nvme_request *req; struct nvme_command *cmd; - req = nvme_allocate_request(payload, lba_count*512, cb_fn, cb_arg); + req = nvme_allocate_request_vaddr(payload, lba_count*512, cb_fn, + cb_arg); if (req == NULL) return (ENOMEM); @@ -85,7 +86,7 @@ nvme_ns_cmd_deallocate(struct nvme_namespace *ns, void *payload, struct nvme_request *req; struct nvme_command *cmd; - req = nvme_allocate_request(payload, + req = nvme_allocate_request_vaddr(payload, num_ranges * sizeof(struct nvme_dsm_range), cb_fn, cb_arg); if (req == NULL) @@ -110,7 +111,7 @@ nvme_ns_cmd_flush(struct nvme_namespace *ns, nvme_cb_fn_t cb_fn, void *cb_arg) struct nvme_request *req; struct nvme_command *cmd; - req = nvme_allocate_request(NULL, 0, cb_fn, cb_arg); + req = nvme_allocate_request_null(cb_fn, cb_arg); if (req == NULL) return (ENOMEM); |
