gpu: nvgpu: read effective frequency from counter

JIRA DNVGPU-164

Adding export functions to gk20a and gk20a_clk structure

Change-Id: Ia448f17a6c456139544c1d36a3e17ceec0edd2f6
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1239465
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1268000
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit

2 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
index 8400b8ba..a45dfcb7 100644
--- a/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/clk_gk20a.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011 - 2014, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2011 - 2016, 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,
@@ -89,6 +89,7 @@ struct clk_gk20a {
         struct mutex clk_mutex;
         struct namemap_cfg *clk_namemap;
         u32 namemap_num;
+        u32 *namemap_xlat_table;
         bool sw_ready;
         bool clk_hw_on;
         bool debugfs_set;
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 071111ab..49c2a348 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -633,6 +633,7 @@ struct gpu_ops {
                 int (*init_clk_support)(struct gk20a *g);
                 int (*suspend_clk_support)(struct gk20a *g);
                 u32 (*get_crystal_clk_hz)(struct gk20a *g);
+                u16 (*get_rate)(struct gk20a *g, u32 api_domain);
         } clk;
         struct {
                 u32 (*get_arbiter_clk_domains)(struct gk20a *g);