habanalabs: trace MMU map/unmap page

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

Signed-off-by: Ohad Sharabi <osharabi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

diff --git a/drivers/misc/habanalabs/common/mmu/mmu.c b/drivers/misc/habanalabs/common/mmu/mmu.c
index 4153aec..264f3b9 100644 (file)
--- a/drivers/misc/habanalabs/common/mmu/mmu.c
+++ b/drivers/misc/habanalabs/common/mmu/mmu.c
@@ -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: