nvgpu: gpu: arbiter for vf switch management

JIRA DNVGPU-143

(1) Added conversion routines in ctrl_gk20a.c to
do conversions between Hz and MHZ
(2) Use new api to prevent corruption of requests
is multiple threads on same session commit
simultaneously

Change-Id: I87875e593d2cc90647d5c4f60a4e293ed3ea6b83
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1239460
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1267152
Reviewed-by: Automatic_Commit_Validation_User

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 3d55304b..564026a4 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -636,9 +636,9 @@ struct gpu_ops {
         struct {
                 u32 (*get_arbiter_clk_domains)(struct gk20a *g);
                 int (*get_arbiter_clk_range)(struct gk20a *g, u32 api_domain,
-                                u64 *min_hz, u64 *max_hz);
+                                u16 *min_mhz, u16 *max_mhz);
                 int (*get_arbiter_clk_default)(struct gk20a *g, u32 api_domain,
-                                u64 *default_hz);
+                                u16 *default_mhz);
         } clk_arb;
         bool privsecurity;
         bool securegpccs;