linux-libre/arch/s390/kernel/perf_cpum_cf_events.c

/*
 * Perf PMU sysfs events attributes for available CPU-measurement counters
 *
 */

#include <linux/slab.h>
#include <linux/perf_event.h>


/* BEGIN: CPUM_CF COUNTER DEFINITIONS =================================== */

CPUMF_EVENT_ATTR(cf, CPU_CYCLES, 0x0000);
CPUMF_EVENT_ATTR(cf, INSTRUCTIONS, 0x0001);
CPUMF_EVENT_ATTR(cf, L1I_DIR_WRITES, 0x0002);
CPUMF_EVENT_ATTR(cf, L1I_PENALTY_CYCLES, 0x0003);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_CPU_CYCLES, 0x0020);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_INSTRUCTIONS, 0x0021);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1I_DIR_WRITES, 0x0022);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1I_PENALTY_CYCLES, 0x0023);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1D_DIR_WRITES, 0x0024);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1D_PENALTY_CYCLES, 0x0025);
CPUMF_EVENT_ATTR(cf, L1D_DIR_WRITES, 0x0004);
CPUMF_EVENT_ATTR(cf, L1D_PENALTY_CYCLES, 0x0005);
CPUMF_EVENT_ATTR(cf, PRNG_FUNCTIONS, 0x0040);
CPUMF_EVENT_ATTR(cf, PRNG_CYCLES, 0x0041);
CPUMF_EVENT_ATTR(cf, PRNG_BLOCKED_FUNCTIONS, 0x0042);
CPUMF_EVENT_ATTR(cf, PRNG_BLOCKED_CYCLES, 0x0043);
CPUMF_EVENT_ATTR(cf, SHA_FUNCTIONS, 0x0044);
CPUMF_EVENT_ATTR(cf, SHA_CYCLES, 0x0045);
CPUMF_EVENT_ATTR(cf, SHA_BLOCKED_FUNCTIONS, 0x0046);
CPUMF_EVENT_ATTR(cf, SHA_BLOCKED_CYCLES, 0x0047);
CPUMF_EVENT_ATTR(cf, DEA_FUNCTIONS, 0x0048);
CPUMF_EVENT_ATTR(cf, DEA_CYCLES, 0x0049);
CPUMF_EVENT_ATTR(cf, DEA_BLOCKED_FUNCTIONS, 0x004a);
CPUMF_EVENT_ATTR(cf, DEA_BLOCKED_CYCLES, 0x004b);
CPUMF_EVENT_ATTR(cf, AES_FUNCTIONS, 0x004c);
CPUMF_EVENT_ATTR(cf, AES_CYCLES, 0x004d);
CPUMF_EVENT_ATTR(cf, AES_BLOCKED_FUNCTIONS, 0x004e);
CPUMF_EVENT_ATTR(cf, AES_BLOCKED_CYCLES, 0x004f);
CPUMF_EVENT_ATTR(cf_z10, L1I_L2_SOURCED_WRITES, 0x0080);
CPUMF_EVENT_ATTR(cf_z10, L1D_L2_SOURCED_WRITES, 0x0081);
CPUMF_EVENT_ATTR(cf_z10, L1I_L3_LOCAL_WRITES, 0x0082);
CPUMF_EVENT_ATTR(cf_z10, L1D_L3_LOCAL_WRITES, 0x0083);
CPUMF_EVENT_ATTR(cf_z10, L1I_L3_REMOTE_WRITES, 0x0084);
CPUMF_EVENT_ATTR(cf_z10, L1D_L3_REMOTE_WRITES, 0x0085);
CPUMF_EVENT_ATTR(cf_z10, L1D_LMEM_SOURCED_WRITES, 0x0086);
CPUMF_EVENT_ATTR(cf_z10, L1I_LMEM_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_z10, L1D_RO_EXCL_WRITES, 0x0088);
CPUMF_EVENT_ATTR(cf_z10, L1I_CACHELINE_INVALIDATES, 0x0089);
CPUMF_EVENT_ATTR(cf_z10, ITLB1_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_z10, DTLB1_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_z10, TLB2_PTE_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_z10, TLB2_CRSTE_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_z10, TLB2_CRSTE_HPAGE_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_z10, ITLB1_MISSES, 0x0091);
CPUMF_EVENT_ATTR(cf_z10, DTLB1_MISSES, 0x0092);
CPUMF_EVENT_ATTR(cf_z10, L2C_STORES_SENT, 0x0093);
CPUMF_EVENT_ATTR(cf_z196, L1D_L2_SOURCED_WRITES, 0x0080);
CPUMF_EVENT_ATTR(cf_z196, L1I_L2_SOURCED_WRITES, 0x0081);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_MISSES, 0x0082);
CPUMF_EVENT_ATTR(cf_z196, ITLB1_MISSES, 0x0083);
CPUMF_EVENT_ATTR(cf_z196, L2C_STORES_SENT, 0x0085);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFBOOK_L3_SOURCED_WRITES, 0x0086);
CPUMF_EVENT_ATTR(cf_z196, L1D_ONBOOK_L4_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_z196, L1I_ONBOOK_L4_SOURCED_WRITES, 0x0088);
CPUMF_EVENT_ATTR(cf_z196, L1D_RO_EXCL_WRITES, 0x0089);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFBOOK_L4_SOURCED_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFBOOK_L4_SOURCED_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_HPAGE_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_z196, L1D_LMEM_SOURCED_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_z196, L1I_LMEM_SOURCED_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFBOOK_L3_SOURCED_WRITES, 0x008f);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_WRITES, 0x0090);
CPUMF_EVENT_ATTR(cf_z196, ITLB1_WRITES, 0x0091);
CPUMF_EVENT_ATTR(cf_z196, TLB2_PTE_WRITES, 0x0092);
CPUMF_EVENT_ATTR(cf_z196, TLB2_CRSTE_HPAGE_WRITES, 0x0093);
CPUMF_EVENT_ATTR(cf_z196, TLB2_CRSTE_WRITES, 0x0094);
CPUMF_EVENT_ATTR(cf_z196, L1D_ONCHIP_L3_SOURCED_WRITES, 0x0096);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFCHIP_L3_SOURCED_WRITES, 0x0098);
CPUMF_EVENT_ATTR(cf_z196, L1I_ONCHIP_L3_SOURCED_WRITES, 0x0099);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFCHIP_L3_SOURCED_WRITES, 0x009b);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_MISSES, 0x0080);
CPUMF_EVENT_ATTR(cf_zec12, ITLB1_MISSES, 0x0081);
CPUMF_EVENT_ATTR(cf_zec12, L1D_L2I_SOURCED_WRITES, 0x0082);
CPUMF_EVENT_ATTR(cf_zec12, L1I_L2I_SOURCED_WRITES, 0x0083);
CPUMF_EVENT_ATTR(cf_zec12, L1D_L2D_SOURCED_WRITES, 0x0084);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_WRITES, 0x0085);
CPUMF_EVENT_ATTR(cf_zec12, L1D_LMEM_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_zec12, L1I_LMEM_SOURCED_WRITES, 0x0089);
CPUMF_EVENT_ATTR(cf_zec12, L1D_RO_EXCL_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_HPAGE_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_zec12, ITLB1_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_PTE_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_CRSTE_HPAGE_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_CRSTE_WRITES, 0x008f);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES, 0x0090);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES, 0x0091);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES, 0x0092);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONBOOK_L4_SOURCED_WRITES, 0x0093);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L4_SOURCED_WRITES, 0x0094);
CPUMF_EVENT_ATTR(cf_zec12, TX_NC_TEND, 0x0095);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES_IV, 0x0096);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES_IV, 0x0097);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES_IV, 0x0098);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES, 0x0099);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES, 0x009a);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES, 0x009b);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONBOOK_L4_SOURCED_WRITES, 0x009c);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L4_SOURCED_WRITES, 0x009d);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TEND, 0x009e);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES_IV, 0x009f);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES_IV, 0x00a0);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES_IV, 0x00a1);
CPUMF_EVENT_ATTR(cf_zec12, TX_NC_TABORT, 0x00b1);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TABORT_NO_SPECIAL, 0x00b2);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TABORT_SPECIAL, 0x00b3);

static struct attribute *cpumcf_pmu_event_attr[] = {
	CPUMF_EVENT_PTR(cf, CPU_CYCLES),
	CPUMF_EVENT_PTR(cf, INSTRUCTIONS),
	CPUMF_EVENT_PTR(cf, L1I_DIR_WRITES),
	CPUMF_EVENT_PTR(cf, L1I_PENALTY_CYCLES),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_CPU_CYCLES),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_INSTRUCTIONS),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1I_DIR_WRITES),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1I_PENALTY_CYCLES),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1D_DIR_WRITES),
	CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1D_PENALTY_CYCLES),
	CPUMF_EVENT_PTR(cf, L1D_DIR_WRITES),
	CPUMF_EVENT_PTR(cf, L1D_PENALTY_CYCLES),
	CPUMF_EVENT_PTR(cf, PRNG_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, PRNG_CYCLES),
	CPUMF_EVENT_PTR(cf, PRNG_BLOCKED_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, PRNG_BLOCKED_CYCLES),
	CPUMF_EVENT_PTR(cf, SHA_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, SHA_CYCLES),
	CPUMF_EVENT_PTR(cf, SHA_BLOCKED_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, SHA_BLOCKED_CYCLES),
	CPUMF_EVENT_PTR(cf, DEA_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, DEA_CYCLES),
	CPUMF_EVENT_PTR(cf, DEA_BLOCKED_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, DEA_BLOCKED_CYCLES),
	CPUMF_EVENT_PTR(cf, AES_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, AES_CYCLES),
	CPUMF_EVENT_PTR(cf, AES_BLOCKED_FUNCTIONS),
	CPUMF_EVENT_PTR(cf, AES_BLOCKED_CYCLES),
	NULL,
};

static struct attribute *cpumcf_z10_pmu_event_attr[] __initdata = {
	CPUMF_EVENT_PTR(cf_z10, L1I_L2_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1D_L2_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1I_L3_LOCAL_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1D_L3_LOCAL_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1I_L3_REMOTE_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1D_L3_REMOTE_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1D_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1I_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1D_RO_EXCL_WRITES),
	CPUMF_EVENT_PTR(cf_z10, L1I_CACHELINE_INVALIDATES),
	CPUMF_EVENT_PTR(cf_z10, ITLB1_WRITES),
	CPUMF_EVENT_PTR(cf_z10, DTLB1_WRITES),
	CPUMF_EVENT_PTR(cf_z10, TLB2_PTE_WRITES),
	CPUMF_EVENT_PTR(cf_z10, TLB2_CRSTE_WRITES),
	CPUMF_EVENT_PTR(cf_z10, TLB2_CRSTE_HPAGE_WRITES),
	CPUMF_EVENT_PTR(cf_z10, ITLB1_MISSES),
	CPUMF_EVENT_PTR(cf_z10, DTLB1_MISSES),
	CPUMF_EVENT_PTR(cf_z10, L2C_STORES_SENT),
	NULL,
};

static struct attribute *cpumcf_z196_pmu_event_attr[] __initdata = {
	CPUMF_EVENT_PTR(cf_z196, L1D_L2_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_L2_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, DTLB1_MISSES),
	CPUMF_EVENT_PTR(cf_z196, ITLB1_MISSES),
	CPUMF_EVENT_PTR(cf_z196, L2C_STORES_SENT),
	CPUMF_EVENT_PTR(cf_z196, L1D_OFFBOOK_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_ONBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_ONBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_RO_EXCL_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_OFFBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_OFFBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, DTLB1_HPAGE_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_OFFBOOK_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, DTLB1_WRITES),
	CPUMF_EVENT_PTR(cf_z196, ITLB1_WRITES),
	CPUMF_EVENT_PTR(cf_z196, TLB2_PTE_WRITES),
	CPUMF_EVENT_PTR(cf_z196, TLB2_CRSTE_HPAGE_WRITES),
	CPUMF_EVENT_PTR(cf_z196, TLB2_CRSTE_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_ONCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1D_OFFCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_ONCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_z196, L1I_OFFCHIP_L3_SOURCED_WRITES),
	NULL,
};

static struct attribute *cpumcf_zec12_pmu_event_attr[] __initdata = {
	CPUMF_EVENT_PTR(cf_zec12, DTLB1_MISSES),
	CPUMF_EVENT_PTR(cf_zec12, ITLB1_MISSES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_L2I_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_L2I_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_L2D_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, DTLB1_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_LMEM_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_RO_EXCL_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, DTLB1_HPAGE_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, ITLB1_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, TLB2_PTE_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, TLB2_CRSTE_HPAGE_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, TLB2_CRSTE_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_ONBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, TX_NC_TEND),
	CPUMF_EVENT_PTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_ONBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L4_SOURCED_WRITES),
	CPUMF_EVENT_PTR(cf_zec12, TX_C_TEND),
	CPUMF_EVENT_PTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES_IV),
	CPUMF_EVENT_PTR(cf_zec12, TX_NC_TABORT),
	CPUMF_EVENT_PTR(cf_zec12, TX_C_TABORT_NO_SPECIAL),
	CPUMF_EVENT_PTR(cf_zec12, TX_C_TABORT_SPECIAL),
	NULL,
};

/* END: CPUM_CF COUNTER DEFINITIONS ===================================== */

static struct attribute_group cpumsf_pmu_events_group = {
	.name = "events",
	.attrs = cpumcf_pmu_event_attr,
};

PMU_FORMAT_ATTR(event, "config:0-63");

static struct attribute *cpumsf_pmu_format_attr[] = {
	&format_attr_event.attr,
	NULL,
};

static struct attribute_group cpumsf_pmu_format_group = {
	.name = "format",
	.attrs = cpumsf_pmu_format_attr,
};

static const struct attribute_group *cpumsf_pmu_attr_groups[] = {
	&cpumsf_pmu_events_group,
	&cpumsf_pmu_format_group,
	NULL,
};


static __init struct attribute **merge_attr(struct attribute **a,
					    struct attribute **b)
{
	struct attribute **new;
	int j, i;

	for (j = 0; a[j]; j++)
		;
	for (i = 0; b[i]; i++)
		j++;
	j++;

	new = kmalloc(sizeof(struct attribute *) * j, GFP_KERNEL);
	if (!new)
		return NULL;
	j = 0;
	for (i = 0; a[i]; i++)
		new[j++] = a[i];
	for (i = 0; b[i]; i++)
		new[j++] = b[i];
	new[j] = NULL;

	return new;
}

__init const struct attribute_group **cpumf_cf_event_group(void)
{
	struct attribute **combined, **model;
	struct cpuid cpu_id;

	get_cpu_id(&cpu_id);
	switch (cpu_id.machine) {
	case 0x2097:
	case 0x2098:
		model = cpumcf_z10_pmu_event_attr;
		break;
	case 0x2817:
	case 0x2818:
		model = cpumcf_z196_pmu_event_attr;
		break;
	case 0x2827:
	case 0x2828:
		model = cpumcf_zec12_pmu_event_attr;
		break;
	default:
		model = NULL;
		break;
	};

	if (!model)
		goto out;

	combined = merge_attr(cpumcf_pmu_event_attr, model);
	if (combined)
		cpumsf_pmu_events_group.attrs = combined;
out:
	return cpumsf_pmu_attr_groups;
}