Commit aa58c9e0 authored by Shuhei Matsumoto's avatar Shuhei Matsumoto Committed by Jim Harris
Browse files

dif: Add spdk_dif_pi_format_get_size() to use for NVMe PRACT 



Signed-off-by: default avatarShuhei Matsumoto <smatsumoto@nvidia.com>
Change-Id: I991e419645f269a614fad44e3b02939c68767250
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/25436


Reviewed-by: default avatarJim Harris <jim.harris@nvidia.com>
Community-CI: Mellanox Build Bot
Reviewed-by: default avatarAleksey Marchuk <alexeymar@nvidia.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Community CI Samsung <spdk.community.ci.samsung@gmail.com>
parent e93f0f94

include/spdk/dif.h

+10 −0
Original line number Diff line number Diff line
@@ -476,6 +476,16 @@ int spdk_dix_remap_ref_tag(struct iovec *md_iov, uint32_t num_blocks, 
			   const struct spdk_dif_ctx *dif_ctx,

			   struct spdk_dif_error *err_blk,

			   bool check_ref_tag);



/**

 * Get PI field size for the PI format

 *

 * \param dif_pi_format DIF PI format type

 *

 * \return Size of the PI field.

 */

uint32_t spdk_dif_pi_format_get_size(enum spdk_dif_pi_format dif_pi_format);



#ifdef __cplusplus

}

#endif

lib/util/dif.c

+6 −0
Original line number Diff line number Diff line
@@ -194,6 +194,12 @@ _dif_size(enum spdk_dif_pi_format dif_pi_format) 
	return size;

}



uint32_t

spdk_dif_pi_format_get_size(enum spdk_dif_pi_format dif_pi_format)

{

	return _dif_size(dif_pi_format);

}



static uint32_t

_get_guard_interval(uint32_t block_size, uint32_t md_size, bool dif_loc, bool md_interleave,

		    size_t dif_size)

lib/util/spdk_util.map

+1 −0
Original line number Diff line number Diff line
@@ -89,6 +89,7 @@ 
	spdk_dif_get_length_with_md;

	spdk_dif_remap_ref_tag;

	spdk_dix_remap_ref_tag;

	spdk_dif_pi_format_get_size;



	# public functions in fd.h

	spdk_fd_get_size;