gpu: nvgpu: kmem abstraction and tracking

Implement kmem abstraction and tracking in nvgpu. The abstraction
helps move nvgpu's core code away from being Linux dependent and
allows kmem allocation tracking to be done for Linux and any other
OS supported by nvgpu.

Bug 1799159
Bug 1823380

Change-Id: Ieaae4ca1bbd1d4db4a1546616ab8b9fc53a4079d
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/1283828
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/vgpu/vgpu.c b/drivers/gpu/nvgpu/vgpu/vgpu.c
index d8e0dfa1..37b4633b 100644
--- a/drivers/gpu/nvgpu/vgpu/vgpu.c
+++ b/drivers/gpu/nvgpu/vgpu/vgpu.c
@@ -19,6 +19,8 @@
 #include <linux/pm_runtime.h>
 #include <linux/pm_qos.h>
 
+#include <nvgpu/kmem.h>
+
 #include "vgpu/vgpu.h"
 #include "vgpu/fecs_trace_vgpu.h"
 #include "gk20a/debug_gk20a.h"
@@ -562,6 +564,8 @@ int vgpu_probe(struct platform_device *pdev)
         platform->vgpu_priv = priv;
         gk20a->dev = dev;
 
+        nvgpu_kmem_init(gk20a);
+
         err = gk20a_user_init(dev, INTERFACE_NAME, &nvgpu_class);
         if (err)
                 return err;