gpu: nvgpu: Remove global debugfs variable

Remove a global debugfs variable and instead save the allocator
debugfs root node in the gk20a struct.

Bug 1799159

Change-Id: If4eed34fa24775e962001e34840b334658f2321c
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/1225611
(cherry picked from commit 1908fde10bb1fb60ce898ea329f5a441a3e4297a)
Reviewed-on: http://git-master/r/1242390
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a_allocator_buddy.c b/drivers/gpu/nvgpu/gk20a/gk20a_allocator_buddy.c
index a8a031be..3715e9f8 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a_allocator_buddy.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a_allocator_buddy.c
@@ -1218,7 +1218,7 @@ static const struct gk20a_allocator_ops buddy_ops = {
  *             will try and pick a reasonable max order.
  * @flags: Extra flags necessary. See GPU_BALLOC_*.
  */
-int __gk20a_buddy_allocator_init(struct gk20a_allocator *__a,
+int __gk20a_buddy_allocator_init(struct gk20a *g, struct gk20a_allocator *__a,
                                  struct vm_gk20a *vm, const char *name,
                                  u64 base, u64 size, u64 blk_size,
                                  u64 max_order, u64 flags)
@@ -1303,7 +1303,7 @@ int __gk20a_buddy_allocator_init(struct gk20a_allocator *__a,
         wmb();
         a->initialized = 1;
 
-        gk20a_init_alloc_debug(__a);
+        gk20a_init_alloc_debug(g, __a);
         alloc_dbg(__a, "New allocator: type      buddy\n");
         alloc_dbg(__a, "               base      0x%llx\n", a->base);
         alloc_dbg(__a, "               size      0x%llx\n", a->length);
@@ -1318,9 +1318,10 @@ fail:
         return err;
 }
 
-int gk20a_buddy_allocator_init(struct gk20a_allocator *a, const char *name,
-                               u64 base, u64 size, u64 blk_size, u64 flags)
+int gk20a_buddy_allocator_init(struct gk20a *g, struct gk20a_allocator *a,
+                               const char *name, u64 base, u64 size,
+                               u64 blk_size, u64 flags)
 {
-        return __gk20a_buddy_allocator_init(a, NULL, name,
+        return __gk20a_buddy_allocator_init(g, a, NULL, name,
                                             base, size, blk_size, 0, 0);
 }