gpu: nvgpu: fix K4.9 sparse messages

Fix issues related with wrong storage type for
64 bit variables.

(1) Fixed width of HZ_TO_MHZ constant
(2) changed fence_wait timeout to store unsigned
long

bug 200299572

Change-Id: Ie8f2386b738f3aafce75fc2440947e36befac273
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1471611
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/fence_gk20a.c b/drivers/gpu/nvgpu/gk20a/fence_gk20a.c
index 92698745..87c4f6be 100644
--- a/drivers/gpu/nvgpu/gk20a/fence_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fence_gk20a.c
@@ -82,11 +82,12 @@ static inline bool gk20a_fence_is_valid(struct gk20a_fence *f)
         return valid;
 }
 
-int gk20a_fence_wait(struct gk20a *g, struct gk20a_fence *f, int timeout)
+int gk20a_fence_wait(struct gk20a *g, struct gk20a_fence *f,
+                                                        unsigned long timeout)
 {
         if (f && gk20a_fence_is_valid(f)) {
                 if (!nvgpu_platform_is_silicon(g))
-                        timeout = (u32)MAX_SCHEDULE_TIMEOUT;
+                        timeout = MAX_SCHEDULE_TIMEOUT;
                 return f->ops->wait(f, timeout);
         }
         return 0;