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path: root/drivers/gpu/nvgpu/common/posix
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* gpu: nvgpu: add API to print process nameKonsta Holtta2018-06-19
| | | | | | | | | | | | | | Add an OS-abstracted API for printing the name of the current process into a log message and convert the single occurrence of current->comm in submit path power failure to use it. Jira NVGPU-705 Change-Id: I1a509dcc5aecc3c89ce4582733888081b3e38f1f Signed-off-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1749833 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: posix: add impl for nvgpu_is_soc_t194_a01()Alex Waterman2018-05-29
| | | | | | | | | | | | | | | | | This function was added for Linux but not for posix. Thankfully the implementation for posix is trivial: just return false. JIRA NVGPU-525 Change-Id: Ib5af66dedeabb754ce36cbf6f0351e4af3926c52 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1730742 Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: posix: Use GCC builtins for ffs(), fls()Alex Waterman2018-05-25
| | | | | | | | | | | | | | | | These intrinsics will be fast for the given platform that the compiler is targeting. This also reduces complexity in the code. Change-Id: I6cfb761d6f881056446fa9a5de53dca50ed93c34 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1727383 Reviewed-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-by: Richard Zhao <rizhao@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Userspace POSIX supportAlex Waterman2018-05-07
Add support for compiling nvgpu in a POSIX compliant userspace. This code adds all of the necessary abstraction interfaces (mostly stubbed) to enabled extremely limited and basic functionality in nvgpu. The goal of this code is to facilitate unit testing of the nvgpu common core. By doing this in userspace it is much easier to write tests that rely on very particular states within nvgpu since a user can very precisely control the state of nvgpu. JIRA NVGPU-525 Change-Id: I30e95016df14997d951075777e0585f912dc5960 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1683914 GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>