diff --git a/drivers/gpu/nvgpu/common/linux/driver_common.c b/drivers/gpu/nvgpu/common/linux/driver_common.c
index b7444a9e3..0dd0d62cf 100644
--- a/drivers/gpu/nvgpu/common/linux/driver_common.c
+++ b/drivers/gpu/nvgpu/common/linux/driver_common.c
@@ -274,3 +274,15 @@ void nvgpu_wait_for_deferred_interrupts(struct gk20a *g)
atomic_read(&l->sw_irq_nonstall_last_handled))
<= 0, 0);
}
+
+static void nvgpu_free_gk20a(struct gk20a *g)
+{
+ struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g);
+
+ kfree(l);
+}
+
+void nvgpu_init_gk20a(struct gk20a *g)
+{
+ g->free = nvgpu_free_gk20a;
+}
diff --git a/drivers/gpu/nvgpu/common/linux/driver_common.h b/drivers/gpu/nvgpu/common/linux/driver_common.h
new file mode 100644
index 000000000..6f42f7751
--- /dev/null
+++ b/drivers/gpu/nvgpu/common/linux/driver_common.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
+#ifndef NVGPU_LINUX_DRIVER_COMMON
+#define NVGPU_LINUX_DRIVER_COMMON
+
+void nvgpu_init_gk20a(struct gk20a *g);
+
+#endif
diff --git a/drivers/gpu/nvgpu/common/linux/module.c b/drivers/gpu/nvgpu/common/linux/module.c
index 4aff6a2dc..4841b032e 100644
--- a/drivers/gpu/nvgpu/common/linux/module.c
+++ b/drivers/gpu/nvgpu/common/linux/module.c
@@ -53,6 +53,7 @@
#include "cde_gm20b.h"
#include "cde_gp10b.h"
#include "ctxsw_trace.h"
+#include "driver_common.h"
#define CLASS_NAME "nvidia-gpu"
/* TODO: Change to e.g. "nvidia-gpu%s" once we have symlinks in place. */
@@ -1027,6 +1028,7 @@ static int gk20a_probe(struct platform_device *dev)
}
gk20a = &l->g;
+ nvgpu_init_gk20a(gk20a);
set_gk20a(dev, gk20a);
l->dev = &dev->dev;
gk20a->log_mask = NVGPU_DEFAULT_DBG_MASK;
diff --git a/drivers/gpu/nvgpu/common/linux/pci.c b/drivers/gpu/nvgpu/common/linux/pci.c
index 118567e59..296d0a7c7 100644
--- a/drivers/gpu/nvgpu/common/linux/pci.c
+++ b/drivers/gpu/nvgpu/common/linux/pci.c
@@ -37,6 +37,7 @@
#endif
#include "os_linux.h"
+#include "driver_common.h"
#define PCI_INTERFACE_NAME "card-%s%%s"
@@ -457,6 +458,7 @@ static int nvgpu_pci_probe(struct pci_dev *pdev,
}
g = &l->g;
+ nvgpu_init_gk20a(g);
nvgpu_kmem_init(g);
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index f71a51fde..e8db9d2ca 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -518,7 +518,8 @@ static void gk20a_free_cb(struct nvgpu_ref *refcount)
if (g->remove_support)
g->remove_support(g);
- kfree(g);
+ if (g->free)
+ g->free(g);
}
/**
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 7e7d96887..5b22d1a4f 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -1070,6 +1070,7 @@ struct nvgpu_gpu_params {
};
struct gk20a {
+ void (*free)(struct gk20a *g);
struct nvgpu_nvhost_dev *nvhost_dev;
/*
diff --git a/drivers/gpu/nvgpu/vgpu/vgpu.c b/drivers/gpu/nvgpu/vgpu/vgpu.c
index 93f9eaf4b..2cd99e8c7 100644
--- a/drivers/gpu/nvgpu/vgpu/vgpu.c
+++ b/drivers/gpu/nvgpu/vgpu/vgpu.c
@@ -47,6 +47,7 @@
#include "common/linux/os_linux.h"
#include "common/linux/ioctl.h"
#include "common/linux/scale.h"
+#include "common/linux/driver_common.h"
#ifdef CONFIG_TEGRA_19x_GPU
#include
@@ -657,6 +658,7 @@ int vgpu_probe(struct platform_device *pdev)
return -ENOMEM;
}
gk20a = &l->g;
+ nvgpu_init_gk20a(gk20a);
nvgpu_kmem_init(gk20a);