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Commit 092b2fb0 authored by Grant Likely's avatar Grant Likely
Browse files

irqdomain: Remove powerpc dependency from debugfs file 



The debugfs code is really generic for all platforms.  This patch removes the
powerpc-specific directory reference and makes it available to all
architectures.

Signed-off-by: default avatarGrant Likely <grant.likely@secretlab.ca>
parent b5174fa3

arch/powerpc/Kconfig.debug

+0 −10
Original line number Diff line number Diff line
@@ -114,16 +114,6 @@ config DEBUGGER 
	depends on KGDB || XMON

	default y



config VIRQ_DEBUG

	bool "Expose hardware/virtual IRQ mapping via debugfs"

	depends on DEBUG_FS

	help

	  This option will show the mapping relationship between hardware irq

	  numbers and virtual irq numbers. The mapping is exposed via debugfs

	  in the file powerpc/virq_mapping.



	  If you don't know what this means you don't need it.



config BDI_SWITCH

	bool "Include BDI-2000 user context switcher"

	depends on DEBUG_KERNEL && PPC32

kernel/irq/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -56,6 +56,16 @@ config GENERIC_IRQ_CHIP 
config IRQ_DOMAIN

	bool



config IRQ_DOMAIN_DEBUG

	bool "Expose hardware/virtual IRQ mapping via debugfs"

	depends on IRQ_DOMAIN && DEBUG_FS

	help

	  This option will show the mapping relationship between hardware irq

	  numbers and Linux irq numbers. The mapping is exposed via debugfs

	  in the file "virq_mapping".



	  If you don't know what this means you don't need it.



# Support forced irq threading

config IRQ_FORCED_THREADING

       bool

kernel/irq/irqdomain.c

+4 −4
Original line number Diff line number Diff line
@@ -632,7 +632,7 @@ unsigned int irq_linear_revmap(struct irq_domain *domain, 
	return revmap[hwirq];

}



#ifdef CONFIG_VIRQ_DEBUG

#ifdef CONFIG_IRQ_DOMAIN_DEBUG

static int virq_debug_show(struct seq_file *m, void *private)

{

	unsigned long flags;
@@ -668,7 +668,7 @@ static int virq_debug_show(struct seq_file *m, void *private) 
			data = irq_desc_get_chip_data(desc);

			seq_printf(m, "0x%16p  ", data);



			if (desc->irq_data.domain->of_node)

			if (desc->irq_data.domain && desc->irq_data.domain->of_node)

				p = desc->irq_data.domain->of_node->full_name;

			else

				p = none;
@@ -695,14 +695,14 @@ static const struct file_operations virq_debug_fops = { 


static int __init irq_debugfs_init(void)

{

	if (debugfs_create_file("virq_mapping", S_IRUGO, powerpc_debugfs_root,

	if (debugfs_create_file("irq_domain_mapping", S_IRUGO, NULL,

				 NULL, &virq_debug_fops) == NULL)

		return -ENOMEM;



	return 0;

}

__initcall(irq_debugfs_init);

#endif /* CONFIG_VIRQ_DEBUG */

#endif /* CONFIG_IRQ_DOMAIN_DEBUG */



int irq_domain_simple_map(struct irq_domain *d, unsigned int irq,

			  irq_hw_number_t hwirq)