add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/arch/powerpc/perf/core-fsl-emb.c
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@@ -645,7 +645,6 @@
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 	struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
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 	struct perf_event *event;
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 	unsigned long val;
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-	int found = 0;
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 	for (i = 0; i < ppmu->n_counter; ++i) {
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 		event = cpuhw->event[i];
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@@ -654,7 +653,6 @@
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 		if ((int)val < 0) {
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 			if (event) {
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 				/* event has overflowed */
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-				found = 1;
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 				record_and_restart(event, val, regs);
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 			} else {
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 				/*
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@@ -672,11 +670,13 @@
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 	isync();
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 }
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-void hw_perf_event_setup(int cpu)
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+static int fsl_emb_pmu_prepare_cpu(unsigned int cpu)
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 {
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 	struct cpu_hw_events *cpuhw = &per_cpu(cpu_hw_events, cpu);
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 	memset(cpuhw, 0, sizeof(*cpuhw));
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+
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+	return 0;
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 }
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 int register_fsl_emb_pmu(struct fsl_emb_pmu *pmu)
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@@ -689,6 +689,8 @@
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 		pmu->name);
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 	perf_pmu_register(&fsl_emb_pmu, "cpu", PERF_TYPE_RAW);
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+	cpuhp_setup_state(CPUHP_PERF_POWER, "perf/powerpc:prepare",
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+			  fsl_emb_pmu_prepare_cpu, NULL);
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 	return 0;
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 }