A set of irqchip updates:

- Make the GENERIC_IRQ_MULTI_HANDLER configuration correct
 
   - Add a missing DT compatible string fir tge Ingenic driver
 
   - Remove the pointless debugfs_file pointer from struct irqdomain
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Merge tag 'irq-urgent-2021-03-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq fixes from Thomas Gleixner:
 "A set of irqchip updates:

   - Make the GENERIC_IRQ_MULTI_HANDLER configuration correct

   - Add a missing DT compatible string for the Ingenic driver

   - Remove the pointless debugfs_file pointer from struct irqdomain"

* tag 'irq-urgent-2021-03-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  irqchip/ingenic: Add support for the JZ4760
  dt-bindings/irq: Add compatible string for the JZ4760B
  irqchip: Do not blindly select CONFIG_GENERIC_IRQ_MULTI_HANDLER
  ARM: ep93xx: Select GENERIC_IRQ_MULTI_HANDLER directly
  irqdomain: Remove debugfs_file from struct irq_domain

Documentation/devicetree/bindings/interrupt-controller/ingenic,intc.yaml

@@ -23,6 +23,7 @@ properties:
           - enum:
               - ingenic,jz4775-intc
               - ingenic,jz4770-intc
+              - ingenic,jz4760b-intc
           - const: ingenic,jz4760-intc
       - items:
           - const: ingenic,x1000-intc

arch/arm/Kconfig

@@ -348,6 +348,7 @@ config ARCH_EP93XX
 	select ARM_AMBA
 	imply ARM_PATCH_PHYS_VIRT
 	select ARM_VIC
+	select GENERIC_IRQ_MULTI_HANDLER
 	select AUTO_ZRELADDR
 	select CLKDEV_LOOKUP
 	select CLKSRC_MMIO

drivers/irqchip/Kconfig

@@ -8,7 +8,6 @@ config IRQCHIP
 config ARM_GIC
 	bool
 	select IRQ_DOMAIN_HIERARCHY
-	select GENERIC_IRQ_MULTI_HANDLER
 	select GENERIC_IRQ_EFFECTIVE_AFF_MASK
 
 config ARM_GIC_PM
@@ -33,7 +32,6 @@ config GIC_NON_BANKED
 
 config ARM_GIC_V3
 	bool
-	select GENERIC_IRQ_MULTI_HANDLER
 	select IRQ_DOMAIN_HIERARCHY
 	select PARTITION_PERCPU
 	select GENERIC_IRQ_EFFECTIVE_AFF_MASK
@@ -64,7 +62,6 @@ config ARM_NVIC
 config ARM_VIC
 	bool
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 
 config ARM_VIC_NR
 	int
@@ -99,14 +96,12 @@ config ATMEL_AIC_IRQ
 	bool
 	select GENERIC_IRQ_CHIP
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 	select SPARSE_IRQ
 
 config ATMEL_AIC5_IRQ
 	bool
 	select GENERIC_IRQ_CHIP
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 	select SPARSE_IRQ
 
 config I8259
@@ -153,7 +148,6 @@ config DW_APB_ICTL
 config FARADAY_FTINTC010
 	bool
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 	select SPARSE_IRQ
 
 config HISILICON_IRQ_MBIGEN
@@ -169,7 +163,6 @@ config IMGPDC_IRQ
 config IXP4XX_IRQ
 	bool
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 	select SPARSE_IRQ
 
 config MADERA_IRQ
@@ -186,7 +179,6 @@ config CLPS711X_IRQCHIP
 	bool
 	depends on ARCH_CLPS711X
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 	select SPARSE_IRQ
 	default y
 
@@ -205,7 +197,6 @@ config OMAP_IRQCHIP
 config ORION_IRQCHIP
 	bool
 	select IRQ_DOMAIN
-	select GENERIC_IRQ_MULTI_HANDLER
 
 config PIC32_EVIC
 	bool

drivers/irqchip/irq-ingenic-tcu.c

@@ -179,5 +179,6 @@ err_free_tcu:
 }
 IRQCHIP_DECLARE(jz4740_tcu_irq, "ingenic,jz4740-tcu", ingenic_tcu_irq_init);
 IRQCHIP_DECLARE(jz4725b_tcu_irq, "ingenic,jz4725b-tcu", ingenic_tcu_irq_init);
+IRQCHIP_DECLARE(jz4760_tcu_irq, "ingenic,jz4760-tcu", ingenic_tcu_irq_init);
 IRQCHIP_DECLARE(jz4770_tcu_irq, "ingenic,jz4770-tcu", ingenic_tcu_irq_init);
 IRQCHIP_DECLARE(x1000_tcu_irq, "ingenic,x1000-tcu", ingenic_tcu_irq_init);

drivers/irqchip/irq-ingenic.c

@@ -155,6 +155,7 @@ static int __init intc_2chip_of_init(struct device_node *node,
 {
 	return ingenic_intc_of_init(node, 2);
 }
+IRQCHIP_DECLARE(jz4760_intc, "ingenic,jz4760-intc", intc_2chip_of_init);
 IRQCHIP_DECLARE(jz4770_intc, "ingenic,jz4770-intc", intc_2chip_of_init);
 IRQCHIP_DECLARE(jz4775_intc, "ingenic,jz4775-intc", intc_2chip_of_init);
 IRQCHIP_DECLARE(jz4780_intc, "ingenic,jz4780-intc", intc_2chip_of_init);

include/linux/irqdomain.h

@@ -150,7 +150,6 @@ struct irq_domain_chip_generic;
  *      setting up one or more generic chips for interrupt controllers
  *      drivers using the generic chip library which uses this pointer.
  * @parent: Pointer to parent irq_domain to support hierarchy irq_domains
- * @debugfs_file: dentry for the domain debugfs file
  *
  * Revmap data, used internally by irq_domain
  * @revmap_direct_max_irq: The largest hwirq that can be set for controllers that
@@ -174,9 +173,6 @@ struct irq_domain {
 #ifdef	CONFIG_IRQ_DOMAIN_HIERARCHY
 	struct irq_domain *parent;
 #endif
-#ifdef CONFIG_GENERIC_IRQ_DEBUGFS
-	struct dentry		*debugfs_file;
-#endif
 
 	/* reverse map data. The linear map gets appended to the irq_domain */
 	irq_hw_number_t hwirq_max;

kernel/irq/irqdomain.c

@@ -1898,16 +1898,15 @@ DEFINE_SHOW_ATTRIBUTE(irq_domain_debug);
 
 static void debugfs_add_domain_dir(struct irq_domain *d)
 {
-	if (!d->name || !domain_dir || d->debugfs_file)
+	if (!d->name || !domain_dir)
 		return;
-	d->debugfs_file = debugfs_create_file(d->name, 0444, domain_dir, d,
+	debugfs_create_file(d->name, 0444, domain_dir, d,
 			    &irq_domain_debug_fops);
 }
 
 static void debugfs_remove_domain_dir(struct irq_domain *d)
 {
-	debugfs_remove(d->debugfs_file);
+	debugfs_remove(debugfs_lookup(d->name, domain_dir));
-	d->debugfs_file = NULL;
 }
 
 void __init irq_domain_debugfs_init(struct dentry *root)