gpu: nvgpu: use nvgpu list for VA lists

Use nvgpu list APIs instead of linux list APIs
for reserved VA list and buffer VA list

Jira NVGPU-13

Change-Id: I83c02345d54bca03b00270563567227510cfce6b
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1454013
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 18 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
index db99535a..3bca7aad 100644
--- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
@@ -200,7 +200,7 @@ struct mapped_buffer_node {
         struct vm_gk20a *vm;
         struct rb_node node;
         struct list_head unmap_list;
-        struct list_head va_buffers_list;
+        struct nvgpu_list_node va_buffers_list;
         struct vm_reserved_va_node *va_node;
         u64 addr;
         u64 size;
@@ -226,15 +226,29 @@ struct mapped_buffer_node {
         bool va_allocated;
 };
 
+static inline struct mapped_buffer_node *
+mapped_buffer_node_from_va_buffers_list(struct nvgpu_list_node *node)
+{
+        return (struct mapped_buffer_node *)
+                ((uintptr_t)node - offsetof(struct mapped_buffer_node, va_buffers_list));
+};
+
 struct vm_reserved_va_node {
-        struct list_head reserved_va_list;
-        struct list_head va_buffers_list;
+        struct nvgpu_list_node reserved_va_list;
+        struct nvgpu_list_node va_buffers_list;
         u32 pgsz_idx;
         u64 vaddr_start;
         u64 size;
         bool sparse;
 };
 
+static inline struct vm_reserved_va_node *
+vm_reserved_va_node_from_reserved_va_list(struct nvgpu_list_node *node)
+{
+        return (struct vm_reserved_va_node *)
+                ((uintptr_t)node - offsetof(struct vm_reserved_va_node, reserved_va_list));
+};
+
 struct gk20a_mmu_level {
         int hi_bit[2];
         int lo_bit[2];
@@ -296,7 +310,7 @@ struct vm_gk20a {
 
         struct rb_root mapped_buffers;
 
-        struct list_head reserved_va_list;
+        struct nvgpu_list_node reserved_va_list;
 
 #ifdef CONFIG_TEGRA_GR_VIRTUALIZATION
         u64 handle;