Thierry Reding 2a938c39ec drm/tegra: Implement buffer object cache ...

This cache is used to avoid mapping and unmapping buffer objects
unnecessarily. Mappings are cached per client and stay hot until
the buffer object is destroyed.

Bug 200768479

Signed-off-by: Thierry Reding <treding@nvidia.com>
Change-Id: Ia2efe2b77b5043b665bae403d9eba4698e6a5228
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2596399
(cherry picked from commit d23156d94fa9499256e8082250e3bc02559f9c8d)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2620152
Tested-by: Jonathan Hunter <jonathanh@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit

2023-04-03 12:36:25 +00:00

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