diff options
Diffstat (limited to 'drivers/gpu/nvgpu/common/pramin.c')
-rw-r--r-- | drivers/gpu/nvgpu/common/pramin.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/common/pramin.c b/drivers/gpu/nvgpu/common/pramin.c index ae9c9b1f..7955e6c2 100644 --- a/drivers/gpu/nvgpu/common/pramin.c +++ b/drivers/gpu/nvgpu/common/pramin.c | |||
@@ -16,6 +16,7 @@ | |||
16 | 16 | ||
17 | #include <nvgpu/pramin.h> | 17 | #include <nvgpu/pramin.h> |
18 | #include <nvgpu/page_allocator.h> | 18 | #include <nvgpu/page_allocator.h> |
19 | #include <nvgpu/enabled.h> | ||
19 | 20 | ||
20 | #include "gk20a/gk20a.h" | 21 | #include "gk20a/gk20a.h" |
21 | 22 | ||
@@ -88,6 +89,14 @@ void nvgpu_pramin_access_batched(struct gk20a *g, struct nvgpu_mem *mem, | |||
88 | void *sgl; | 89 | void *sgl; |
89 | u32 byteoff, start_reg, until_end, n; | 90 | u32 byteoff, start_reg, until_end, n; |
90 | 91 | ||
92 | /* | ||
93 | * TODO: Vidmem is not accesible through pramin on shutdown path. | ||
94 | * driver should be refactored to prevent this from happening, but for | ||
95 | * now it is ok just to ignore the writes | ||
96 | */ | ||
97 | if (!g->regs && nvgpu_is_enabled(g, NVGPU_DRIVER_IS_DYING)) | ||
98 | return; | ||
99 | |||
91 | alloc = get_vidmem_page_alloc(mem->priv.sgt->sgl); | 100 | alloc = get_vidmem_page_alloc(mem->priv.sgt->sgl); |
92 | sgt = &alloc->sgt; | 101 | sgt = &alloc->sgt; |
93 | for (sgl = sgt->sgl; sgl; sgl = nvgpu_sgt_get_next(sgt, sgl)) { | 102 | for (sgl = sgt->sgl; sgl; sgl = nvgpu_sgt_get_next(sgt, sgl)) { |