gpu: nvgpu: Remove support for old kernel version

Remove support for pre-4.4 kernels. This allows deleting the checks
for kernel version, and usage of linux/version.h.

Change-Id: I4d6cb30512ea164d27549f4f4d096e5931bb1379
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1543499
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
index af176a73..e8b90c8f 100644
--- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.h
@@ -20,7 +20,6 @@
 
 #include <linux/scatterlist.h>
 #include <linux/iommu.h>
-#include <linux/version.h>
 #include <asm/dma-iommu.h>
 #include <asm/cacheflush.h>
 
@@ -248,24 +247,15 @@ struct mm_gk20a {
         bool use_full_comp_tag_line;
         bool ltc_enabled_current;
         bool ltc_enabled_target;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
-        u32 bypass_smmu;
-        u32 disable_bigpage;
-#else
         bool bypass_smmu;
         bool disable_bigpage;
-#endif
         bool has_physical_mode;
 
         struct nvgpu_mem sysmem_flush;
 
         u32 pramin_window;
         struct nvgpu_spinlock pramin_window_lock;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
-        u32 force_pramin; /* via debugfs */
-#else
         bool force_pramin; /* via debugfs */
-#endif
 
         struct {
                 size_t size;