linux-nvgpu

mirror of git://nv-tegra.nvidia.com/linux-nvgpu.git synced 2025-12-24 10:34:43 +03:00

Sagar Kamble 396c77d7f8 gpu: nvgpu: fix the return type for power node read/write fops

When error (negative value) with int type is returned from read/write
fops (gk20a_power_node_ops) is read as ssize_t value as expected in
userspace it will be seen as large non-negative number and will
suppress the error.

Make return type for these fops ssize_t.

Also include power_ops.h in power_ops.c. This would have caught the
type mismatch issue.

Bug 3388725

Change-Id: Ie66b0178b31a1b7d147b4f441884bbba3bd2e4d8
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2604342
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>

2021-10-07 17:53:30 -07:00

arch

gpu: nvgpu: add msg handling support

2021-10-01 09:29:42 -07:00

drivers/gpu

gpu: nvgpu: fix the return type for power node read/write fops

2021-10-07 17:53:30 -07:00

include

gpu: nvgpu: implement GET_BUFFER_INFO ioctl

2021-09-02 11:42:13 -07:00

libs

gpu: nvgpu: simplify gmmu map calls