diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c | 24 | ||||
| -rw-r--r-- | include/uapi/linux/kfd_ioctl.h | 10 |
2 files changed, 20 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c index 86c2c3e97944..4d4b6e3ab697 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c @@ -149,7 +149,7 @@ static int kfd_smi_ev_release(struct inode *inode, struct file *filep) return 0; } -static void add_event_to_kfifo(struct kfd_dev *dev, unsigned long long smi_event, +static void add_event_to_kfifo(struct kfd_dev *dev, unsigned int smi_event, char *event_msg, int len) { struct kfd_smi_client *client; @@ -157,14 +157,15 @@ static void add_event_to_kfifo(struct kfd_dev *dev, unsigned long long smi_event rcu_read_lock(); list_for_each_entry_rcu(client, &dev->smi_clients, list) { - if (!(READ_ONCE(client->events) & smi_event)) + if (!(READ_ONCE(client->events) & + KFD_SMI_EVENT_MASK_FROM_INDEX(smi_event))) continue; spin_lock(&client->lock); if (kfifo_avail(&client->fifo) >= len) { kfifo_in(&client->fifo, event_msg, len); wake_up_all(&client->wait_queue); } else { - pr_debug("smi_event(EventID: %llu): no space left\n", + pr_debug("smi_event(EventID: %u): no space left\n", smi_event); } spin_unlock(&client->lock); @@ -180,21 +181,21 @@ void kfd_smi_event_update_thermal_throttling(struct kfd_dev *dev, /* * ThermalThrottle msg = throttle_bitmask(8): * thermal_interrupt_count(16): - * 16 bytes event + 1 byte space + 8 byte throttle_bitmask + + * 1 byte event + 1 byte space + 8 byte throttle_bitmask + * 1 byte : + 16 byte thermal_interupt_counter + 1 byte \n + - * 1 byte \0 = 44 + * 1 byte \0 = 29 */ - char fifo_in[44]; + char fifo_in[29]; int len; if (list_empty(&dev->smi_clients)) return; - len = snprintf(fifo_in, 44, "%x %x:%llx\n", + len = snprintf(fifo_in, 29, "%x %x:%llx\n", KFD_SMI_EVENT_THERMAL_THROTTLE, throttle_bitmask, atomic64_read(&adev->smu.throttle_int_counter)); - add_event_to_kfifo(dev, KFD_SMI_EVENT_THERMAL_THROTTLE, fifo_in, len); + add_event_to_kfifo(dev, KFD_SMI_EVENT_THERMAL_THROTTLE, fifo_in, len); } void kfd_smi_event_update_vmfault(struct kfd_dev *dev, uint16_t pasid) @@ -202,9 +203,10 @@ void kfd_smi_event_update_vmfault(struct kfd_dev *dev, uint16_t pasid) struct amdgpu_device *adev = (struct amdgpu_device *)dev->kgd; struct amdgpu_task_info task_info; /* VmFault msg = (hex)uint32_pid(8) + :(1) + task name(16) = 25 */ - /* 16 bytes event + 1 byte space + 25 bytes msg + 1 byte \n = 43 + /* 1 byte event + 1 byte space + 25 bytes msg + 1 byte \n + + * 1 byte \0 = 29 */ - char fifo_in[43]; + char fifo_in[29]; int len; if (list_empty(&dev->smi_clients)) @@ -216,7 +218,7 @@ void kfd_smi_event_update_vmfault(struct kfd_dev *dev, uint16_t pasid) if (!task_info.pid) return; - len = snprintf(fifo_in, 43, "%x %x:%s\n", KFD_SMI_EVENT_VMFAULT, + len = snprintf(fifo_in, 29, "%x %x:%s\n", KFD_SMI_EVENT_VMFAULT, task_info.pid, task_info.task_name); add_event_to_kfifo(dev, KFD_SMI_EVENT_VMFAULT, fifo_in, len); diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index df6c7a43aadc..cb1f963a84e0 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -449,9 +449,13 @@ struct kfd_ioctl_import_dmabuf_args { /* * KFD SMI(System Management Interface) events */ -/* Event type (defined by bitmask) */ -#define KFD_SMI_EVENT_VMFAULT 0x0000000000000001 -#define KFD_SMI_EVENT_THERMAL_THROTTLE 0x0000000000000002 +enum kfd_smi_event { + KFD_SMI_EVENT_NONE = 0, /* not used */ + KFD_SMI_EVENT_VMFAULT = 1, /* event start counting at 1 */ + KFD_SMI_EVENT_THERMAL_THROTTLE = 2, +}; + +#define KFD_SMI_EVENT_MASK_FROM_INDEX(i) (1ULL << ((i) - 1)) struct kfd_ioctl_smi_events_args { __u32 gpuid; /* to KFD */ |