gpu: disable cyclestats whitelist in debug mode

Disable cyclestats register whitelist check if allow_all is
enabled through sysfs.

bug 1523403
bug 1490388

Change-Id: Iaa1cf9a8fed18f1a379cac28128793fb33567f35
Signed-off-by: Kirill Artamonov <kartamonov@nvidia.com>
Reviewed-on: http://git-master/r/454932
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index 874b8056..8d35dd80 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -5058,6 +5058,10 @@ static inline bool is_valid_cyclestats_bar0_offset_gk20a(struct gk20a *g,
 {
         /* support only 24-bit 4-byte aligned offsets */
         bool valid = !(offset & 0xFF000003);
+
+        if (g->allow_all)
+                return true;
+
         /* whitelist check */
         valid = valid &&
                 is_bar0_global_offset_whitelisted_gk20a(offset);