engines:io_uring: generate and verify pi for 16b guard

[fio.git] / engines / nvme.h

diff --git a/engines/nvme.h b/engines/nvme.h
index f35983525516eb8a8c63b1ea621b5c1ad13ead40..a1102dfe8c58b1030df9075948a96b9a7d8fe9f2 100644 (file)
--- a/engines/nvme.h
+++ b/engines/nvme.h
@@ -44,6 +44,9 @@ struct nvme_uring_cmd {
 #define NVME_IDENTIFY_CSI_SHIFT 24
 #define NVME_NQN_LENGTH        256
 
+#define NVME_PI_APP_DISABLE 0xFFFF
+#define NVME_PI_REF_DISABLE 0xFFFFFFFF
+
 #define NVME_ZNS_ZRA_REPORT_ZONES 0
 #define NVME_ZNS_ZRAS_FEAT_ERZ (1 << 16)
 #define NVME_ZNS_ZSA_RESET 0x4
@@ -131,6 +134,13 @@ enum nvme_io_control_flags {
        NVME_IO_PRINFO_PRACT            = 1U << 29,
 };
 
+struct nvme_pi_data {
+       __u32 interval;
+       __u32 io_flags;
+       __u16 apptag;
+       __u16 apptag_mask;
+};
+
 struct nvme_lbaf {
        __le16                  ms;
        __u8                    ds;
@@ -415,6 +425,8 @@ int fio_nvme_uring_cmd_prep(struct nvme_uring_cmd *cmd, struct io_u *io_u,
 void fio_nvme_pi_fill(struct nvme_uring_cmd *cmd, struct io_u *io_u,
                      struct nvme_cmd_ext_io_opts *opts);
 
+int fio_nvme_pi_verify(struct nvme_data *data, struct io_u *io_u);
+
 int fio_nvme_get_zoned_model(struct thread_data *td, struct fio_file *f,
                             enum zbd_zoned_model *model);