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gpu: nvgpu: Remove mapping of comptags to user VA

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Remove the kernel feature to map compbit backing store areas to GPU VA.
The feature is not used, and the relevant user space code is getting
removed, too.

Change-Id: I94f8bb9145da872694fdc5d3eb3c1365b2f47945
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1547898
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
This commit is contained in:
Terje Bergstrom
2017-08-29 13:00:22 -07:00
committed by mobile promotions
parent d2dce545bb
commit bb457e675e
7 changed files with 4 additions and 355 deletions
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10
drivers/gpu/nvgpu/common/linux/vm_priv.h
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@@ -49,12 +49,6 @@ u64 nvgpu_vm_map(struct vm_gk20a *vm,
u64 mapping_size,
struct vm_gk20a_mapping_batch *mapping_batch);
int nvgpu_vm_map_compbits(struct vm_gk20a *vm,
u64 mapping_gva,
u64 *compbits_win_gva,
u64 *mapping_iova,
u32 flags);
/* Note: batch may be NULL if map op is not part of a batch */
int nvgpu_vm_map_buffer(struct vm_gk20a *vm,
int dmabuf_fd,
@@ -86,8 +80,6 @@ int gk20a_alloc_comptags(struct gk20a *g,
struct device *dev,
struct dma_buf *dmabuf,
struct gk20a_comptag_allocator *allocator,
u32 lines, bool user_mappable,
u64 *ctag_map_win_size,
u32 *ctag_map_win_ctagline);
u32 lines);
#endif