diff options
| author | Mark Brown <broonie@kernel.org> | 2018-06-27 14:34:10 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-06-27 14:34:10 +0100 |
| commit | eed41b9f413f40183095d27ffc94fb942fe18bb6 (patch) | |
| tree | 0a28112db2410e9ae7586343895079d470121599 /drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | |
| parent | 698f8bc0bacea1351db9de6f247e6922fb4d7f80 (diff) | |
| parent | 1ce34dea91ae86bb18f493f72292df1bf6f66df7 (diff) | |
Merge branch 'linux-linaro-lsk-v4.14' into linux-linaro-lsk-v4.14-rtlsk-v4.14-18.06-rt
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_chardev.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 660b3fbade41..8a05efa7edf0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -716,12 +716,13 @@ static int kfd_ioctl_get_clock_counters(struct file *filep, struct timespec64 time; dev = kfd_device_by_id(args->gpu_id); - if (dev == NULL) - return -EINVAL; - - /* Reading GPU clock counter from KGD */ - args->gpu_clock_counter = - dev->kfd2kgd->get_gpu_clock_counter(dev->kgd); + if (dev) + /* Reading GPU clock counter from KGD */ + args->gpu_clock_counter = + dev->kfd2kgd->get_gpu_clock_counter(dev->kgd); + else + /* Node without GPU resource */ + args->gpu_clock_counter = 0; /* No access to rdtsc. Using raw monotonic time */ getrawmonotonic64(&time); |