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a60be475218bf91daadd0bd9eadd38ece9caedab
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3 Commits

Author SHA1 Message Date
Mikko Perttunen
f4a3e6b49a gpu: host1x-fence: Add pollfd support 
Add support for pollfds, which are essentially file descriptors
with SYNC_FILE polling characteristics but that can have new
fences assigned to after the previous expires.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Change-Id: I6471720089041d3cc72dfaf2d1de221d80d28c27
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2806032
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
 2022-11-24 18:08:56 -08:00
Mikko Perttunen
6da4ac36e6 gpu: host1x-fence: Adapt for change in host1x_fence_create 
Add 'true' parameter to enable internal timeout since there is no
external cancellation mechanism.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Change-Id: I6ff40e7a38a6273cfa4ee07c2a347636f5f0ecc5
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2786639
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
 2022-10-27 11:55:13 -07:00
Mikko Perttunen
5b33382ce2 gpu: Add host1x-fence driver 
Add driver for implementing an UAPI for conversion between
SYNC_FILE FDs and raw syncpoint ID / value pairs.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Change-Id: I54e30877f782e3e67ca91e09589d0c4862a257cd
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2729238
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit
 2022-07-05 14:30:11 -07:00