auto import from //depot/cupcake/@135843

libc/kernel/common/linux/android_pmem.h

@@ -0,0 +1,52 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _ANDROID_PMEM_H_
+#define _ANDROID_PMEM_H_
+
+#include <stdint.h>
+
+#ifndef __user
+#define __user
+#endif
+
+struct pmem_region {
+ unsigned long offset;
+ unsigned long len;
+};
+
+#define PMEM_IOCTL_MAGIC 'p'
+#define PMEM_GET_PHYS _IOW(PMEM_IOCTL_MAGIC, 1, struct pmem_region *)
+#define PMEM_MAP _IOW(PMEM_IOCTL_MAGIC, 2, struct pmem_region *)
+#define PMEM_GET_SIZE _IOW(PMEM_IOCTL_MAGIC, 3, struct pmem_region *)
+#define PMEM_UNMAP _IOW(PMEM_IOCTL_MAGIC, 4, struct pmem_region *)
+
+#define PMEM_ALLOCATE _IOW(PMEM_IOCTL_MAGIC, 5, unsigned int)
+
+#define PMEM_CONNECT _IOW(PMEM_IOCTL_MAGIC, 6, unsigned int)
+
+#define PMEM_GET_TOTAL_SIZE _IOW(PMEM_IOCTL_MAGIC, 7, struct pmem_region *)
+
+#define HW3D_REVOKE_GPU _IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)
+#define HW3D_GRANT_GPU _IOW(PMEM_IOCTL_MAGIC, 9, unsigned int)
+#define HW3D_WAIT_IRQ _IOW(PMEM_IOCTL_MAGIC,10, unsigned int)
+
+struct android_pmem_platform_data;
+struct pmem_file_operations {
+ int (*mmap) (struct file *, struct vm_area_struct *);
+ int (*open) (struct inode *, struct file *);
+ ssize_t (*read) (struct file *, char __user *, size_t, long long *);
+ int (*release) (struct inode *, struct file *);
+ long (*ioctl) (struct file *, unsigned int, unsigned long);
+};
+
+#endif
+