blob: a4afd8790de7d8ae6eb338d990ec89f86a05f8f7 [file] [log] [blame]
/* include/linux/msm_hw3d.h
*
* Copyright (C) 2007 Google, Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef _MSM_HW3D_H_
#define _MSM_HW3D_H_
#include <linux/fs.h>
#include <linux/ioctl.h>
struct hw3d_region;
#define HW3D_IOCTL_MAGIC 'h'
#define HW3D_WAIT_FOR_REVOKE _IO(HW3D_IOCTL_MAGIC, 0x80)
#define HW3D_WAIT_FOR_INTERRUPT _IO(HW3D_IOCTL_MAGIC, 0x81)
#define HW3D_GET_REGIONS \
_IOR(HW3D_IOCTL_MAGIC, 0x82, struct hw3d_region *)
#define HW3D_REGION_OFFSET(id) ((((uint32_t)(id)) & 0xf) << 28)
#define HW3D_REGION_ID(addr) (((uint32_t)(addr) >> 28) & 0xf)
#define HW3D_OFFSET_IN_REGION(addr) ((uint32_t)(addr) & ~(0xfUL << 28))
enum {
HW3D_EBI = 0,
HW3D_SMI = 1,
HW3D_REGS = 2,
HW3D_NUM_REGIONS = HW3D_REGS + 1,
};
struct hw3d_region {
unsigned long phys;
unsigned long map_offset;
unsigned long len;
};
int get_msm_hw3d_file(int fd, uint32_t *offs, unsigned long *pbase,
unsigned long *len, struct file **filp);
void put_msm_hw3d_file(struct file *file);
bool is_msm_hw3d_file(struct file *file);
#endif /* _MSM_HW3D_H_ */