gpu: nvgpu: Implement common allocator and mem_desc

Introduce mem_desc, which holds all information needed for a buffer.
Implement helper functions for allocation and freeing that use this
data type.

Change-Id: I82c88595d058d4fb8c5c5fbf19d13269e48e422f
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/712699

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
index 7cda9949..217f0056 100644
--- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
@@ -851,7 +851,7 @@ static int gk20a_perfbuf_map(struct dbg_session_gk20a *dbg_s,
         gk20a_writel(g, perf_pmasys_outsize_r(), virt_size);
 
         /* this field is aligned to 4K */
-        inst_pa_page = g->mm.hwpm.inst_block.cpu_pa >> 12;
+        inst_pa_page = gk20a_mem_phys(&g->mm.hwpm.inst_block) >> 12;
 
         /* A write to MEM_BLOCK triggers the block bind operation. MEM_BLOCK
          * should be written last */