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  1/*
  2 * Copyright 2021 Advanced Micro Devices, Inc.
  3 *
  4 * Permission is hereby granted, free of charge, to any person obtaining a
  5 * copy of this software and associated documentation files (the "Software"),
  6 * to deal in the Software without restriction, including without limitation
  7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8 * and/or sell copies of the Software, and to permit persons to whom the
  9 * Software is furnished to do so, subject to the following conditions:
 10 *
 11 * The above copyright notice and this permission notice shall be included in
 12 * all copies or substantial portions of the Software.
 13 *
 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 20 * OTHER DEALINGS IN THE SOFTWARE.
 21 */
 22
 23#include "kfd_priv.h"
 24#include "kfd_events.h"
 25#include "soc15_int.h"
 26#include "kfd_device_queue_manager.h"
 27#include "ivsrcid/vmc/irqsrcs_vmc_1_0.h"
 28#include "kfd_smi_events.h"
 29#include "kfd_debug.h"
 30
 31/*
 32 * GFX11 SQ Interrupts
 33 *
 34 * There are 3 encoding types of interrupts sourced from SQ sent as a 44-bit
 35 * packet to the Interrupt Handler:
 36 * Auto - Generated by the SQG (various cmd overflows, timestamps etc)
 37 * Wave - Generated by S_SENDMSG through a shader program
 38 * Error - HW generated errors (Illegal instructions, Memviols, EDC etc)
 39 *
 40 * The 44-bit packet is mapped as {context_id1[7:0],context_id0[31:0]} plus
 41 * 4-bits for VMID (SOC15_VMID_FROM_IH_ENTRY) as such:
 42 *
 43 * - context_id1[7:6]
 44 * Encoding type (0 = Auto, 1 = Wave, 2 = Error)
 45 *
 46 * - context_id0[26]
 47 * PRIV bit indicates that Wave S_SEND or error occurred within trap
 48 *
 49 * - context_id0[24:0]
 50 * 25-bit data with the following layout per encoding type:
 51 * Auto - only context_id0[8:0] is used, which reports various interrupts
 52 * generated by SQG.  The rest is 0.
 53 * Wave - user data sent from m0 via S_SENDMSG (context_id0[23:0])
 54 * Error - Error Type (context_id0[24:21]), Error Details (context_id0[20:0])
 55 *
 56 * The other context_id bits show coordinates (SE/SH/CU/SIMD/WGP) for wave
 57 * S_SENDMSG and Errors.  These are 0 for Auto.
 58 */
 59
 60enum SQ_INTERRUPT_WORD_ENCODING {
 61	SQ_INTERRUPT_WORD_ENCODING_AUTO = 0x0,
 62	SQ_INTERRUPT_WORD_ENCODING_INST,
 63	SQ_INTERRUPT_WORD_ENCODING_ERROR,
 64};
 65
 66enum SQ_INTERRUPT_ERROR_TYPE {
 67	SQ_INTERRUPT_ERROR_TYPE_EDC_FUE = 0x0,
 68	SQ_INTERRUPT_ERROR_TYPE_ILLEGAL_INST,
 69	SQ_INTERRUPT_ERROR_TYPE_MEMVIOL,
 70	SQ_INTERRUPT_ERROR_TYPE_EDC_FED,
 71};
 72
 73/* SQ_INTERRUPT_WORD_AUTO_CTXID */
 74#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE__SHIFT		0
 75#define SQ_INTERRUPT_WORD_AUTO_CTXID0__WLT__SHIFT			1
 76#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE_BUF_FULL__SHIFT	2
 77#define SQ_INTERRUPT_WORD_AUTO_CTXID0__REG_TIMESTAMP__SHIFT		3
 78#define SQ_INTERRUPT_WORD_AUTO_CTXID0__CMD_TIMESTAMP__SHIFT		4
 79#define SQ_INTERRUPT_WORD_AUTO_CTXID0__HOST_CMD_OVERFLOW__SHIFT		5
 80#define SQ_INTERRUPT_WORD_AUTO_CTXID0__HOST_REG_OVERFLOW__SHIFT		6
 81#define SQ_INTERRUPT_WORD_AUTO_CTXID0__IMMED_OVERFLOW__SHIFT		7
 82#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE_UTC_ERROR__SHIFT	8
 83#define SQ_INTERRUPT_WORD_AUTO_CTXID1__ENCODING__SHIFT			6
 84
 85#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE_MASK		0x00000001
 86#define SQ_INTERRUPT_WORD_AUTO_CTXID0__WLT_MASK				0x00000002
 87#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE_BUF_FULL_MASK	0x00000004
 88#define SQ_INTERRUPT_WORD_AUTO_CTXID0__REG_TIMESTAMP_MASK		0x00000008
 89#define SQ_INTERRUPT_WORD_AUTO_CTXID0__CMD_TIMESTAMP_MASK		0x00000010
 90#define SQ_INTERRUPT_WORD_AUTO_CTXID0__HOST_CMD_OVERFLOW_MASK		0x00000020
 91#define SQ_INTERRUPT_WORD_AUTO_CTXID0__HOST_REG_OVERFLOW_MASK		0x00000040
 92#define SQ_INTERRUPT_WORD_AUTO_CTXID0__IMMED_OVERFLOW_MASK		0x00000080
 93#define SQ_INTERRUPT_WORD_AUTO_CTXID0__THREAD_TRACE_UTC_ERROR_MASK	0x00000100
 94#define SQ_INTERRUPT_WORD_AUTO_CTXID1__ENCODING_MASK			0x000000c0
 95
 96/* SQ_INTERRUPT_WORD_WAVE_CTXID */
 97#define SQ_INTERRUPT_WORD_WAVE_CTXID0__DATA__SHIFT	0
 98#define SQ_INTERRUPT_WORD_WAVE_CTXID0__SH_ID__SHIFT	25
 99#define SQ_INTERRUPT_WORD_WAVE_CTXID0__PRIV__SHIFT	26
100#define SQ_INTERRUPT_WORD_WAVE_CTXID0__WAVE_ID__SHIFT	27
101#define SQ_INTERRUPT_WORD_WAVE_CTXID1__SIMD_ID__SHIFT	0
102#define SQ_INTERRUPT_WORD_WAVE_CTXID1__WGP_ID__SHIFT	2
103#define SQ_INTERRUPT_WORD_WAVE_CTXID1__ENCODING__SHIFT	6
104
105#define SQ_INTERRUPT_WORD_WAVE_CTXID0__DATA_MASK	0x00ffffff /* [23:0] */
106#define SQ_INTERRUPT_WORD_WAVE_CTXID0__SH_ID_MASK	0x02000000 /* [25] */
107#define SQ_INTERRUPT_WORD_WAVE_CTXID0__PRIV_MASK	0x04000000 /* [26] */
108#define SQ_INTERRUPT_WORD_WAVE_CTXID0__WAVE_ID_MASK	0xf8000000 /* [31:27] */
109#define SQ_INTERRUPT_WORD_WAVE_CTXID1__SIMD_ID_MASK	0x00000003 /* [33:32] */
110#define SQ_INTERRUPT_WORD_WAVE_CTXID1__WGP_ID_MASK	0x0000003c /* [37:34] */
111#define SQ_INTERRUPT_WORD_WAVE_CTXID1__ENCODING_MASK	0x000000c0 /* [39:38] */
112
113/* SQ_INTERRUPT_WORD_ERROR_CTXID */
114#define SQ_INTERRUPT_WORD_ERROR_CTXID0__DETAIL__SHIFT	0
115#define SQ_INTERRUPT_WORD_ERROR_CTXID0__TYPE__SHIFT	21
116#define SQ_INTERRUPT_WORD_ERROR_CTXID0__SH_ID__SHIFT	25
117#define SQ_INTERRUPT_WORD_ERROR_CTXID0__PRIV__SHIFT	26
118#define SQ_INTERRUPT_WORD_ERROR_CTXID0__WAVE_ID__SHIFT	27
119#define SQ_INTERRUPT_WORD_ERROR_CTXID1__SIMD_ID__SHIFT	0
120#define SQ_INTERRUPT_WORD_ERROR_CTXID1__WGP_ID__SHIFT	2
121#define SQ_INTERRUPT_WORD_ERROR_CTXID1__ENCODING__SHIFT	6
122
123#define SQ_INTERRUPT_WORD_ERROR_CTXID0__DETAIL_MASK	0x001fffff /* [20:0] */
124#define SQ_INTERRUPT_WORD_ERROR_CTXID0__TYPE_MASK	0x01e00000 /* [24:21] */
125#define SQ_INTERRUPT_WORD_ERROR_CTXID0__SH_ID_MASK	0x02000000 /* [25] */
126#define SQ_INTERRUPT_WORD_ERROR_CTXID0__PRIV_MASK	0x04000000 /* [26] */
127#define SQ_INTERRUPT_WORD_ERROR_CTXID0__WAVE_ID_MASK	0xf8000000 /* [31:27] */
128#define SQ_INTERRUPT_WORD_ERROR_CTXID1__SIMD_ID_MASK	0x00000003 /* [33:32] */
129#define SQ_INTERRUPT_WORD_ERROR_CTXID1__WGP_ID_MASK	0x0000003c /* [37:34] */
130#define SQ_INTERRUPT_WORD_ERROR_CTXID1__ENCODING_MASK	0x000000c0 /* [39:38] */
131
132/*
133 * The debugger will send user data(m0) with PRIV=1 to indicate it requires
134 * notification from the KFD with the following queue id (DOORBELL_ID) and
135 * trap code (TRAP_CODE).
136 */
137#define KFD_CTXID0_TRAP_CODE_SHIFT	10
138#define KFD_CTXID0_TRAP_CODE_MASK	0xfffc00
139#define KFD_CTXID0_CP_BAD_OP_ECODE_MASK	0x3ffffff
140#define KFD_CTXID0_DOORBELL_ID_MASK	0x0003ff
141
142#define KFD_CTXID0_TRAP_CODE(ctxid0)		(((ctxid0) &  \
143				KFD_CTXID0_TRAP_CODE_MASK) >> \
144				KFD_CTXID0_TRAP_CODE_SHIFT)
145#define KFD_CTXID0_CP_BAD_OP_ECODE(ctxid0)	(((ctxid0) &        \
146				KFD_CTXID0_CP_BAD_OP_ECODE_MASK) >> \
147				KFD_CTXID0_TRAP_CODE_SHIFT)
148#define KFD_CTXID0_DOORBELL_ID(ctxid0)		((ctxid0) & \
149				KFD_CTXID0_DOORBELL_ID_MASK)
150
151static void print_sq_intr_info_auto(uint32_t context_id0, uint32_t context_id1)
152{
153	pr_debug_ratelimited(
154		"sq_intr: auto, ttrace %d, wlt %d, ttrace_buf_full %d, reg_tms %d, cmd_tms %d, host_cmd_ovf %d, host_reg_ovf %d, immed_ovf %d, ttrace_utc_err %d\n",
155		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, THREAD_TRACE),
156		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, WLT),
157		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, THREAD_TRACE_BUF_FULL),
158		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, REG_TIMESTAMP),
159		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, CMD_TIMESTAMP),
160		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, HOST_CMD_OVERFLOW),
161		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, HOST_REG_OVERFLOW),
162		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, IMMED_OVERFLOW),
163		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0, THREAD_TRACE_UTC_ERROR));
164}
165
166static void print_sq_intr_info_inst(uint32_t context_id0, uint32_t context_id1)
167{
168	pr_debug_ratelimited(
169		"sq_intr: inst, data 0x%08x, sh %d, priv %d, wave_id %d, simd_id %d, wgp_id %d\n",
170		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0, DATA),
171		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0, SH_ID),
172		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0, PRIV),
173		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0, WAVE_ID),
174		REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1, SIMD_ID),
175		REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1, WGP_ID));
176}
177
178static void print_sq_intr_info_error(uint32_t context_id0, uint32_t context_id1)
179{
180	pr_warn_ratelimited(
181		"sq_intr: error, detail 0x%08x, type %d, sh %d, priv %d, wave_id %d, simd_id %d, wgp_id %d\n",
182		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID0, DETAIL),
183		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID0, TYPE),
184		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID0, SH_ID),
185		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID0, PRIV),
186		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID0, WAVE_ID),
187		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID1, SIMD_ID),
188		REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_ERROR_CTXID1, WGP_ID));
189}
190
191static void event_interrupt_poison_consumption_v11(struct kfd_node *dev,
192				uint16_t pasid, uint16_t source_id)
193{
194	int ret = -EINVAL;
195	struct kfd_process *p = kfd_lookup_process_by_pasid(pasid);
196
197	if (!p)
198		return;
199
200	/* all queues of a process will be unmapped in one time */
201	if (atomic_read(&p->poison)) {
202		kfd_unref_process(p);
203		return;
204	}
205
206	atomic_set(&p->poison, 1);
207	kfd_unref_process(p);
208
209	switch (source_id) {
210	case SOC15_INTSRC_SQ_INTERRUPT_MSG:
211		if (dev->dqm->ops.reset_queues)
212			ret = dev->dqm->ops.reset_queues(dev->dqm, pasid);
213		break;
214	case SOC21_INTSRC_SDMA_ECC:
215	default:
216		break;
217	}
218
219	kfd_signal_poison_consumed_event(dev, pasid);
220
221	/* resetting queue passes, do page retirement without gpu reset
222	   resetting queue fails, fallback to gpu reset solution */
223	if (!ret)
224		amdgpu_amdkfd_ras_poison_consumption_handler(dev->adev, false);
225	else
226		amdgpu_amdkfd_ras_poison_consumption_handler(dev->adev, true);
227}
228
229static bool event_interrupt_isr_v11(struct kfd_node *dev,
230					const uint32_t *ih_ring_entry,
231					uint32_t *patched_ihre,
232					bool *patched_flag)
233{
234	uint16_t source_id, client_id, pasid, vmid;
235	const uint32_t *data = ih_ring_entry;
236	uint32_t context_id0;
237
238	source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry);
239	client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry);
240	/* Only handle interrupts from KFD VMIDs */
241	vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry);
242	if (!KFD_IRQ_IS_FENCE(client_id, source_id) &&
243	    (vmid < dev->vm_info.first_vmid_kfd ||
244	    vmid > dev->vm_info.last_vmid_kfd))
245		return false;
246
247	pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry);
248	context_id0 = SOC15_CONTEXT_ID0_FROM_IH_ENTRY(ih_ring_entry);
249
250	if ((source_id == SOC15_INTSRC_CP_END_OF_PIPE) &&
251	    (context_id0 & AMDGPU_FENCE_MES_QUEUE_FLAG))
252		return false;
253
254	pr_debug("client id 0x%x, source id %d, vmid %d, pasid 0x%x. raw data:\n",
255		 client_id, source_id, vmid, pasid);
256	pr_debug("%8X, %8X, %8X, %8X, %8X, %8X, %8X, %8X.\n",
257		 data[0], data[1], data[2], data[3],
258		 data[4], data[5], data[6], data[7]);
259
260	/* If there is no valid PASID, it's likely a bug */
261	if (WARN_ONCE(pasid == 0, "Bug: No PASID in KFD interrupt"))
262		return false;
263
264	/* Interrupt types we care about: various signals and faults.
265	 * They will be forwarded to a work queue (see below).
266	 */
267	return source_id == SOC15_INTSRC_CP_END_OF_PIPE ||
268		source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG ||
269		source_id == SOC15_INTSRC_CP_BAD_OPCODE ||
270		source_id == SOC21_INTSRC_SDMA_TRAP ||
271		KFD_IRQ_IS_FENCE(client_id, source_id) ||
272		(((client_id == SOC21_IH_CLIENTID_VMC) ||
273		 ((client_id == SOC21_IH_CLIENTID_GFX) &&
274		  (source_id == UTCL2_1_0__SRCID__FAULT))) &&
275		  !amdgpu_no_queue_eviction_on_vm_fault);
276}
277
278static void event_interrupt_wq_v11(struct kfd_node *dev,
279					const uint32_t *ih_ring_entry)
280{
281	uint16_t source_id, client_id, ring_id, pasid, vmid;
282	uint32_t context_id0, context_id1;
283	uint8_t sq_int_enc, sq_int_priv, sq_int_errtype;
284	struct kfd_vm_fault_info info = {0};
285	struct kfd_hsa_memory_exception_data exception_data;
286
287	source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry);
288	client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry);
289	ring_id = SOC15_RING_ID_FROM_IH_ENTRY(ih_ring_entry);
290	pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry);
291	vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry);
292	context_id0 = SOC15_CONTEXT_ID0_FROM_IH_ENTRY(ih_ring_entry);
293	context_id1 = SOC15_CONTEXT_ID1_FROM_IH_ENTRY(ih_ring_entry);
294
295	/* VMC, UTCL2 */
296	if (client_id == SOC21_IH_CLIENTID_VMC ||
297	     ((client_id == SOC21_IH_CLIENTID_GFX) &&
298	     (source_id == UTCL2_1_0__SRCID__FAULT))) {
299
300		info.vmid = vmid;
301		info.mc_id = client_id;
302		info.page_addr = ih_ring_entry[4] |
303			(uint64_t)(ih_ring_entry[5] & 0xf) << 32;
304		info.prot_valid = ring_id & 0x08;
305		info.prot_read  = ring_id & 0x10;
306		info.prot_write = ring_id & 0x20;
307
308		memset(&exception_data, 0, sizeof(exception_data));
309		exception_data.gpu_id = dev->id;
310		exception_data.va = (info.page_addr) << PAGE_SHIFT;
311		exception_data.failure.NotPresent = info.prot_valid ? 1 : 0;
312		exception_data.failure.NoExecute = info.prot_exec ? 1 : 0;
313		exception_data.failure.ReadOnly = info.prot_write ? 1 : 0;
314		exception_data.failure.imprecise = 0;
315
316		kfd_set_dbg_ev_from_interrupt(dev, pasid, -1,
317					      KFD_EC_MASK(EC_DEVICE_MEMORY_VIOLATION),
318					      &exception_data, sizeof(exception_data));
319		kfd_smi_event_update_vmfault(dev, pasid);
320
321	/* GRBM, SDMA, SE, PMM */
322	} else if (client_id == SOC21_IH_CLIENTID_GRBM_CP ||
323		   client_id == SOC21_IH_CLIENTID_GFX) {
324
325		/* CP */
326		if (source_id == SOC15_INTSRC_CP_END_OF_PIPE)
327			kfd_signal_event_interrupt(pasid, context_id0, 32);
328		else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE)
329			kfd_set_dbg_ev_from_interrupt(dev, pasid,
330				KFD_CTXID0_DOORBELL_ID(context_id0),
331				KFD_EC_MASK(KFD_CTXID0_CP_BAD_OP_ECODE(context_id0)),
332				NULL, 0);
333
334		/* SDMA */
335		else if (source_id == SOC21_INTSRC_SDMA_TRAP)
336			kfd_signal_event_interrupt(pasid, context_id0 & 0xfffffff, 28);
337		else if (source_id == SOC21_INTSRC_SDMA_ECC) {
338			event_interrupt_poison_consumption_v11(dev, pasid, source_id);
339			return;
340		}
341
342		/* SQ */
343		else if (source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG) {
344			sq_int_enc = REG_GET_FIELD(context_id1,
345					SQ_INTERRUPT_WORD_WAVE_CTXID1, ENCODING);
346			switch (sq_int_enc) {
347			case SQ_INTERRUPT_WORD_ENCODING_AUTO:
348				print_sq_intr_info_auto(context_id0, context_id1);
349				break;
350			case SQ_INTERRUPT_WORD_ENCODING_INST:
351				print_sq_intr_info_inst(context_id0, context_id1);
352				sq_int_priv = REG_GET_FIELD(context_id0,
353						SQ_INTERRUPT_WORD_WAVE_CTXID0, PRIV);
354				if (sq_int_priv && (kfd_set_dbg_ev_from_interrupt(dev, pasid,
355						KFD_CTXID0_DOORBELL_ID(context_id0),
356						KFD_CTXID0_TRAP_CODE(context_id0),
357						NULL, 0)))
358					return;
359				break;
360			case SQ_INTERRUPT_WORD_ENCODING_ERROR:
361				print_sq_intr_info_error(context_id0, context_id1);
362				sq_int_errtype = REG_GET_FIELD(context_id0,
363						SQ_INTERRUPT_WORD_ERROR_CTXID0, TYPE);
364				if (sq_int_errtype != SQ_INTERRUPT_ERROR_TYPE_ILLEGAL_INST &&
365				    sq_int_errtype != SQ_INTERRUPT_ERROR_TYPE_MEMVIOL) {
366					event_interrupt_poison_consumption_v11(
367							dev, pasid, source_id);
368					return;
369				}
370				break;
371			default:
372				break;
373			}
374			kfd_signal_event_interrupt(pasid, context_id0 & 0xffffff, 24);
375		}
376
377	} else if (KFD_IRQ_IS_FENCE(client_id, source_id)) {
378		kfd_process_close_interrupt_drain(pasid);
379	}
380}
381
382const struct kfd_event_interrupt_class event_interrupt_class_v11 = {
383	.interrupt_isr = event_interrupt_isr_v11,
384	.interrupt_wq = event_interrupt_wq_v11,
385};