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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/sh/intc/virq-debugfs.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'drivers/sh/intc/virq-debugfs.c')
-rw-r--r-- | drivers/sh/intc/virq-debugfs.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/sh/intc/virq-debugfs.c b/drivers/sh/intc/virq-debugfs.c new file mode 100644 index 00000000..9e62ba93 --- /dev/null +++ b/drivers/sh/intc/virq-debugfs.c @@ -0,0 +1,64 @@ +/* + * Support for virtual IRQ subgroups debugfs mapping. + * + * Copyright (C) 2010 Paul Mundt + * + * Modelled after arch/powerpc/kernel/irq.c. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/seq_file.h> +#include <linux/fs.h> +#include <linux/init.h> +#include <linux/irq.h> +#include <linux/debugfs.h> +#include "internals.h" + +static int intc_irq_xlate_debug(struct seq_file *m, void *priv) +{ + int i; + + seq_printf(m, "%-5s %-7s %-15s\n", "irq", "enum", "chip name"); + + for (i = 1; i < nr_irqs; i++) { + struct intc_map_entry *entry = intc_irq_xlate_get(i); + struct intc_desc_int *desc = entry->desc; + + if (!desc) + continue; + + seq_printf(m, "%5d ", i); + seq_printf(m, "0x%05x ", entry->enum_id); + seq_printf(m, "%-15s\n", desc->chip.name); + } + + return 0; +} + +static int intc_irq_xlate_open(struct inode *inode, struct file *file) +{ + return single_open(file, intc_irq_xlate_debug, inode->i_private); +} + +static const struct file_operations intc_irq_xlate_fops = { + .open = intc_irq_xlate_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int __init intc_irq_xlate_init(void) +{ + /* + * XXX.. use arch_debugfs_dir here when all of the intc users are + * converted. + */ + if (debugfs_create_file("intc_irq_xlate", S_IRUGO, NULL, NULL, + &intc_irq_xlate_fops) == NULL) + return -ENOMEM; + + return 0; +} +fs_initcall(intc_irq_xlate_init); |