gpu: nvgpu: Use device_is_iommuable() only for iGPU

device_is_iommuable() is defined only in Tegra kernel. There is no
explicit config option to check for its existance, so skip building
that code when Tegra iGPU is not supported.

Change-Id: I50dc47070fa416181d458beabf5a2f2373931331
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1612649
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 5 insertions, 3 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/dma.c b/drivers/gpu/nvgpu/common/linux/dma.c
index d0b6c8a8..786065dd 100644
--- a/drivers/gpu/nvgpu/common/linux/dma.c
+++ b/drivers/gpu/nvgpu/common/linux/dma.c
@@ -634,7 +634,11 @@ void nvgpu_free_sgtable(struct gk20a *g, struct sg_table **sgt)
 
 bool nvgpu_iommuable(struct gk20a *g)
 {
+#ifdef CONFIG_TEGRA_GK20A
         struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g);
 
         return device_is_iommuable(l->dev);
+#else
+        return true;
+#endif
 }
diff --git a/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c b/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
index eb64ecd3..79098eca 100644
--- a/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
+++ b/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
@@ -313,9 +313,7 @@ void nvgpu_memset(struct gk20a *g, struct nvgpu_mem *mem, u32 offset,
  */
 u64 nvgpu_mem_get_addr_sgl(struct gk20a *g, struct scatterlist *sgl)
 {
-        struct nvgpu_os_linux *l = container_of(g, struct nvgpu_os_linux, g);
-
-        if (!device_is_iommuable(l->dev))
+        if (!nvgpu_iommuable(g))
                 return g->ops.mm.gpu_phys_addr(g, NULL, sg_phys(sgl));
 
         if (sg_dma_address(sgl) == 0)