gpu: nvgpu: remove duplicate NVGPU_SUPPORT_IO_COHERENCE enable

NVGPU_SUPPORT_IO_COHERENCE is already set in gk20a_probe based
on the presence of dma-coherent property of gpu DT so this change
removes the redundant enable in gv11b_init_gpu_characteristics

VQRM-4044

Change-Id: I8c8d8d485f00aec6fae7a6794fecd855ce3a0004
Signed-off-by: Anup Kumar Sah <asah@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1741090
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/gv11b.c b/drivers/gpu/nvgpu/gv11b/gv11b.c
index 09fe9a45..44120498 100644
--- a/drivers/gpu/nvgpu/gv11b/gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/gv11b.c
@@ -152,7 +152,6 @@ int gv11b_init_gpu_characteristics(struct gk20a *g)
 {
         gk20a_init_gpu_characteristics(g);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_TSG_SUBCONTEXTS, true);
-        __nvgpu_set_enabled(g, NVGPU_SUPPORT_IO_COHERENCE, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_SCG, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_RESCHEDULE_RUNLIST, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_SYNCPOINT_ADDRESS, true);