gpu: nvgpu: Pass DMA allocation flags correctly

There are flags that need to be passed to both dma_alloc
and sg_alloc together. Update nvgpu_dma_alloc_flags_sys to always
pass flags.

Bug 1930032

Change-Id: I10c4c07d7b518d9ab6c48dd7a0758c68750d02a6
Signed-off-by: David Gilhooley <dgilhooley@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1596848
Reviewed-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/linux/dma.h b/drivers/gpu/nvgpu/include/nvgpu/linux/dma.h
index 3960e654..342b278e 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/linux/dma.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/linux/dma.h
@@ -21,9 +21,13 @@
  * Functions used internally for building the backing SGTs for nvgpu_mems.
  */
 
-int nvgpu_get_sgtable(struct gk20a *g, struct sg_table **sgt,
+
+int nvgpu_get_sgtable_attrs(struct gk20a *g, struct sg_table **sgt,
                       void *cpuva, u64 iova,
-                      size_t size);
+                      size_t size, unsigned long flags);
+
+int nvgpu_get_sgtable(struct gk20a *g, struct sg_table **sgt,
+                      void *cpuva, u64 iova, size_t size);
 
 int nvgpu_get_sgtable_from_pages(struct gk20a *g, struct sg_table **sgt,
                                  struct page **pages, u64 iova,