diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index 48c505e83217..600751175760 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -577,14 +577,24 @@ dqm_start_error: /* This is called directly from KGD at ISR. */ void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry) { + uint32_t patched_ihre[KFD_MAX_RING_ENTRY_SIZE]; + bool is_patched = false; + if (!kfd->init_complete) return; + if (kfd->device_info->ih_ring_entry_size > sizeof(patched_ihre)) { + dev_err_once(kfd_device, "Ring entry too small\n"); + return; + } + spin_lock(&kfd->interrupt_lock); if (kfd->interrupts_active - && interrupt_is_wanted(kfd, ih_ring_entry) - && enqueue_ih_ring_entry(kfd, ih_ring_entry)) + && interrupt_is_wanted(kfd, ih_ring_entry, + patched_ihre, &is_patched) + && enqueue_ih_ring_entry(kfd, + is_patched ? patched_ihre : ih_ring_entry)) queue_work(kfd->ih_wq, &kfd->interrupt_work); spin_unlock(&kfd->interrupt_lock); |