diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/mm_gk20a.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c index c31f8482..1beff9b9 100644 --- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c | |||
@@ -3316,7 +3316,15 @@ int gk20a_gmmu_alloc_map_flags(struct vm_gk20a *vm, unsigned long flags, | |||
3316 | size_t size, struct mem_desc *mem) | 3316 | size_t size, struct mem_desc *mem) |
3317 | { | 3317 | { |
3318 | if (vm->mm->vidmem_is_vidmem) { | 3318 | if (vm->mm->vidmem_is_vidmem) { |
3319 | int err = gk20a_gmmu_alloc_map_flags_vid(vm, flags, size, mem); | 3319 | /* |
3320 | * Force the no-kernel-mapping flag on because we don't support | ||
3321 | * the lack of it for vidmem - the user should not care when | ||
3322 | * using gk20a_gmmu_alloc_map and it's vidmem, or if there's a | ||
3323 | * difference, the user should use the flag explicitly anyway. | ||
3324 | */ | ||
3325 | int err = gk20a_gmmu_alloc_map_flags_vid(vm, | ||
3326 | flags | NVGPU_DMA_NO_KERNEL_MAPPING, | ||
3327 | size, mem); | ||
3320 | 3328 | ||
3321 | if (!err) | 3329 | if (!err) |
3322 | return 0; | 3330 | return 0; |
@@ -3361,7 +3369,8 @@ fail_free: | |||
3361 | int gk20a_gmmu_alloc_map_vid(struct vm_gk20a *vm, size_t size, | 3369 | int gk20a_gmmu_alloc_map_vid(struct vm_gk20a *vm, size_t size, |
3362 | struct mem_desc *mem) | 3370 | struct mem_desc *mem) |
3363 | { | 3371 | { |
3364 | return gk20a_gmmu_alloc_map_flags_vid(vm, 0, size, mem); | 3372 | return gk20a_gmmu_alloc_map_flags_vid(vm, |
3373 | NVGPU_DMA_NO_KERNEL_MAPPING, size, mem); | ||
3365 | } | 3374 | } |
3366 | 3375 | ||
3367 | int gk20a_gmmu_alloc_map_flags_vid(struct vm_gk20a *vm, unsigned long flags, | 3376 | int gk20a_gmmu_alloc_map_flags_vid(struct vm_gk20a *vm, unsigned long flags, |