Commit 4eb87df3 authored by Ohad Sharabi's avatar Ohad Sharabi Committed by Oded Gabbay
Browse files

habanalabs: trace MMU map/unmap page 



This patch utilize the defined tracepoint to trace the MMU's pages
map/unmap operations.

Signed-off-by: default avatarOhad Sharabi <osharabi@habana.ai>
Reviewed-by: default avatarOded Gabbay <ogabbay@kernel.org>
Reviewed-by: default avatarSteven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: default avatarOded Gabbay <ogabbay@kernel.org>
parent 191a4443

drivers/misc/habanalabs/common/mmu/mmu.c

+7 −0
Original line number Diff line number Diff line
@@ -9,6 +9,8 @@ 


#include "../habanalabs.h"



#include <trace/events/habanalabs.h>



/**

 * hl_mmu_get_funcs() - get MMU functions structure

 * @hdev: habanalabs device structure.
@@ -259,6 +261,9 @@ int hl_mmu_unmap_page(struct hl_ctx *ctx, u64 virt_addr, u32 page_size, bool flu 
	if (flush_pte)

		mmu_funcs->flush(ctx);



	if (trace_habanalabs_mmu_unmap_enabled() && !rc)

		trace_habanalabs_mmu_unmap(hdev->dev, virt_addr, 0, page_size, flush_pte);



	return rc;

}
@@ -344,6 +349,8 @@ int hl_mmu_map_page(struct hl_ctx *ctx, u64 virt_addr, u64 phys_addr, u32 page_s 
	if (flush_pte)

		mmu_funcs->flush(ctx);



	trace_habanalabs_mmu_map(hdev->dev, virt_addr, phys_addr, page_size, flush_pte);



	return 0;



err: