diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c index d5c9f30552e3..f0731a6a5306 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c @@ -446,7 +446,36 @@ static void event_interrupt_wq_v9(struct kfd_node *dev, } } +static bool event_interrupt_isr_v9_4_3(struct kfd_node *node, + const uint32_t *ih_ring_entry, + uint32_t *patched_ihre, + bool *patched_flag) +{ + uint16_t node_id, vmid; + + /* + * For GFX 9.4.3, process the interrupt if: + * - NodeID field in IH entry matches the corresponding bit + * set in interrupt_bitmap Bits 0-15. + * OR + * - If partition mode is CPX and interrupt came from + * Node_id 0,4,8,12, then check if the Bit (16 + client id) + * is set in interrupt bitmap Bits 16-31. + */ + node_id = SOC15_NODEID_FROM_IH_ENTRY(ih_ring_entry); + vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry); + if (kfd_irq_is_from_node(node, node_id, vmid)) + return event_interrupt_isr_v9(node, ih_ring_entry, + patched_ihre, patched_flag); + return false; +} + const struct kfd_event_interrupt_class event_interrupt_class_v9 = { .interrupt_isr = event_interrupt_isr_v9, .interrupt_wq = event_interrupt_wq_v9, }; + +const struct kfd_event_interrupt_class event_interrupt_class_v9_4_3 = { + .interrupt_isr = event_interrupt_isr_v9_4_3, + .interrupt_wq = event_interrupt_wq_v9, +}; |