Commit 5d101257 authored by Oded Gabbay's avatar Oded Gabbay
Browse files

habanalabs: export uapi defines to user-space 



The two defines that control the maximum size of a command buffer and the
maximum number of JOBS per CS need to be exported to the user as they are
part of the API towards user-space.

Signed-off-by: default avatarOded Gabbay <oded.gabbay@gmail.com>
Reviewed-by: default avatarOmer Shpigelman <oshpigelman@habana.ai>
parent eda58bf7

drivers/misc/habanalabs/habanalabs.h

+0 −4
Original line number Diff line number Diff line
@@ -40,8 +40,6 @@ 


#define HL_MAX_QUEUES			128



#define HL_MAX_JOBS_PER_CS		512



/* MUST BE POWER OF 2 and larger than 1 */

#define HL_MAX_PENDING_CS		64
@@ -242,8 +240,6 @@ struct hl_dma_fence { 
 * Command Buffers

 */



#define HL_MAX_CB_SIZE		0x200000	/* 2MB */



/**

 * struct hl_cb_mgr - describes a Command Buffer Manager.

 * @cb_lock: protects cb_handles.

include/uapi/misc/habanalabs.h

+12 −4
Original line number Diff line number Diff line
@@ -192,13 +192,15 @@ struct hl_info_args { 
/* Opcode to destroy previously created command buffer */

#define HL_CB_OP_DESTROY	1



#define HL_MAX_CB_SIZE		0x200000	/* 2MB */



struct hl_cb_in {

	/* Handle of CB or 0 if we want to create one */

	__u64 cb_handle;

	/* HL_CB_OP_* */

	__u32 op;

	/* Size of CB. Maximum size is 2MB. The minimum size that will be

	 * allocated, regardless of this parameter's value, is PAGE_SIZE

	/* Size of CB. Maximum size is HL_MAX_CB_SIZE. The minimum size that

	 * will be allocated, regardless of this parameter's value, is PAGE_SIZE

	 */

	__u32 cb_size;

	/* Context ID - Currently not in use */
@@ -244,6 +246,8 @@ struct hl_cs_chunk { 


#define HL_CS_STATUS_SUCCESS		0



#define HL_MAX_JOBS_PER_CS		512



struct hl_cs_in {

	/* this holds address of array of hl_cs_chunk for restore phase */

	__u64 chunks_restore;
@@ -253,9 +257,13 @@ struct hl_cs_in { 
	 * Currently not in use

	 */

	__u64 chunks_store;

	/* Number of chunks in restore phase array */

	/* Number of chunks in restore phase array. Maximum number is

	 * HL_MAX_JOBS_PER_CS

	 */

	__u32 num_chunks_restore;

	/* Number of chunks in execution array */

	/* Number of chunks in execution array. Maximum number is

	 * HL_MAX_JOBS_PER_CS

	 */

	__u32 num_chunks_execute;

	/* Number of chunks in restore phase array - Currently not in use */

	__u32 num_chunks_store;

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