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path: root/drivers/gpu/drm/nouveau/core/engine/falcon.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/falcon.c')
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/falcon.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/falcon.c b/drivers/gpu/drm/nouveau/core/engine/falcon.c
index e03fc8e4dc1..5e077e4ed7f 100644
--- a/drivers/gpu/drm/nouveau/core/engine/falcon.c
+++ b/drivers/gpu/drm/nouveau/core/engine/falcon.c
@@ -56,6 +56,16 @@ _nouveau_falcon_wr32(struct nouveau_object *object, u64 addr, u32 data)
nv_wr32(falcon, falcon->addr + addr, data);
}
+static void *
+vmemdup(const void *src, size_t len)
+{
+ void *p = vmalloc(len);
+
+ if (p)
+ memcpy(p, src, len);
+ return p;
+}
+
int
_nouveau_falcon_init(struct nouveau_object *object)
{
@@ -111,7 +121,7 @@ _nouveau_falcon_init(struct nouveau_object *object)
ret = request_firmware(&fw, name, &device->pdev->dev);
if (ret == 0) {
- falcon->code.data = kmemdup(fw->data, fw->size, GFP_KERNEL);
+ falcon->code.data = vmemdup(fw->data, fw->size);
falcon->code.size = fw->size;
falcon->data.data = NULL;
falcon->data.size = 0;
@@ -134,7 +144,7 @@ _nouveau_falcon_init(struct nouveau_object *object)
return ret;
}
- falcon->data.data = kmemdup(fw->data, fw->size, GFP_KERNEL);
+ falcon->data.data = vmemdup(fw->data, fw->size);
falcon->data.size = fw->size;
release_firmware(fw);
if (!falcon->data.data)
@@ -149,7 +159,7 @@ _nouveau_falcon_init(struct nouveau_object *object)
return ret;
}
- falcon->code.data = kmemdup(fw->data, fw->size, GFP_KERNEL);
+ falcon->code.data = vmemdup(fw->data, fw->size);
falcon->code.size = fw->size;
release_firmware(fw);
if (!falcon->code.data)
@@ -235,8 +245,8 @@ _nouveau_falcon_fini(struct nouveau_object *object, bool suspend)
if (!suspend) {
nouveau_gpuobj_ref(NULL, &falcon->core);
if (falcon->external) {
- kfree(falcon->data.data);
- kfree(falcon->code.data);
+ vfree(falcon->data.data);
+ vfree(falcon->code.data);
falcon->code.data = NULL;
}
}