write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/irqchip/irq-bcm7120-l2.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Broadcom BCM7120 style Level 2 interrupt controller driver
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  *
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  * Copyright (C) 2014 Broadcom Corporation
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  */
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 #define pr_fmt(fmt)	KBUILD_MODNAME	": " fmt
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@@ -146,6 +143,9 @@
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 	irq_set_chained_handler_and_data(parent_irq,
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 					 bcm7120_l2_intc_irq_handle, l1_data);
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+	if (data->can_wake)
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+		enable_irq_wake(parent_irq);
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+
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 	return 0;
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 }
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@@ -250,6 +250,8 @@
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 	if (ret < 0)
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 		goto out_free_l1_data;
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+	data->can_wake = of_property_read_bool(dn, "brcm,irq-can-wake");
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+
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 	for (irq = 0; irq < data->num_parent_irqs; irq++) {
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 		ret = bcm7120_l2_intc_init_one(dn, data, irq, valid_mask);
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 		if (ret)
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@@ -271,14 +273,12 @@
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 		flags |= IRQ_GC_BE_IO;
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 	ret = irq_alloc_domain_generic_chips(data->domain, IRQS_PER_WORD, 1,
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-				dn->full_name, handle_level_irq, clr, 0, flags);
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+				dn->full_name, handle_level_irq, clr,
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+				IRQ_LEVEL, flags);
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 	if (ret) {
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 		pr_err("failed to allocate generic irq chip\n");
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 		goto out_free_domain;
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 	}
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-
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-	if (of_property_read_bool(dn, "brcm,irq-can-wake"))
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-		data->can_wake = true;
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 	for (idx = 0; idx < data->n_words; idx++) {
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 		irq = idx * IRQS_PER_WORD;
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@@ -310,7 +310,7 @@
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 		if (data->can_wake) {
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 			/* This IRQ chip can wake the system, set all
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-			 * relevant child interupts in wake_enabled mask
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+			 * relevant child interrupts in wake_enabled mask
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 			 */
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 			gc->wake_enabled = 0xffffffff;
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 			gc->wake_enabled &= ~gc->unused;
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@@ -318,6 +318,9 @@
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 		}
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 	}
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+	pr_info("registered %s intc (%pOF, parent IRQ(s): %d)\n",
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+		intc_name, dn, data->num_parent_irqs);
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+
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 	return 0;
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 out_free_domain: