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authorIngo Molnar <mingo@elte.hu>2008-07-25 11:37:07 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-25 11:37:07 +0200
commit0e2f65ee30eee2db054f7fd73f462c5da33ec963 (patch)
tree26c61eb7745da0c0d9135e9d12088f570cb8530d /include/linux/uio_driver.h
parentda7878d75b8520c9ae00d27dfbbce546a7bfdfbb (diff)
parentfb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43 (diff)
Merge branch 'linus' into x86/pebs
Conflicts: arch/x86/Kconfig.cpu arch/x86/kernel/cpu/intel.c arch/x86/kernel/setup_64.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/uio_driver.h')
-rw-r--r--include/linux/uio_driver.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h
index 973386d439d..cdf338d94b7 100644
--- a/include/linux/uio_driver.h
+++ b/include/linux/uio_driver.h
@@ -36,7 +36,7 @@ struct uio_mem {
struct uio_map *map;
};
-#define MAX_UIO_MAPS 5
+#define MAX_UIO_MAPS 5
struct uio_device;
@@ -53,6 +53,7 @@ struct uio_device;
* @mmap: mmap operation for this uio device
* @open: open operation for this uio device
* @release: release operation for this uio device
+ * @irqcontrol: disable/enable irqs when 0/1 is written to /dev/uioX
*/
struct uio_info {
struct uio_device *uio_dev;
@@ -66,6 +67,7 @@ struct uio_info {
int (*mmap)(struct uio_info *info, struct vm_area_struct *vma);
int (*open)(struct uio_info *info, struct inode *inode);
int (*release)(struct uio_info *info, struct inode *inode);
+ int (*irqcontrol)(struct uio_info *info, s32 irq_on);
};
extern int __must_check
@@ -80,11 +82,11 @@ static inline int __must_check
extern void uio_unregister_device(struct uio_info *info);
extern void uio_event_notify(struct uio_info *info);
-/* defines for uio_device->irq */
+/* defines for uio_info->irq */
#define UIO_IRQ_CUSTOM -1
#define UIO_IRQ_NONE -2
-/* defines for uio_device->memtype */
+/* defines for uio_mem->memtype */
#define UIO_MEM_NONE 0
#define UIO_MEM_PHYS 1
#define UIO_MEM_LOGICAL 2