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-rw-r--r--include/linux/nvme.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 9490a00529f4..c25cccaa555a 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -35,8 +35,10 @@ struct nvme_bar {
35 __u64 acq; /* Admin CQ Base Address */ 35 __u64 acq; /* Admin CQ Base Address */
36}; 36};
37 37
38#define NVME_CAP_MQES(cap) ((cap) & 0xffff)
38#define NVME_CAP_TIMEOUT(cap) (((cap) >> 24) & 0xff) 39#define NVME_CAP_TIMEOUT(cap) (((cap) >> 24) & 0xff)
39#define NVME_CAP_STRIDE(cap) (((cap) >> 32) & 0xf) 40#define NVME_CAP_STRIDE(cap) (((cap) >> 32) & 0xf)
41#define NVME_CAP_MPSMIN(cap) (((cap) >> 48) & 0xf)
40 42
41enum { 43enum {
42 NVME_CC_ENABLE = 1 << 0, 44 NVME_CC_ENABLE = 1 << 0,