/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * include/uapi/drm/omap_drm.h * * Copyright (C) 2011 Texas Instruments * Author: Rob Clark <rob@ti.com> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published by * the Free Software Foundation. * * 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. * * You should have received a copy of the GNU General Public License along with * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __OMAP_DRM_H__ #define __OMAP_DRM_H__
#include"drm.h"
#ifdefined(__cplusplus) extern"C" { #endif
/* Please note that modifications to all structs defined here are * subject to backwards-compatibility constraints.
*/
/* Use TILER for the buffer. The TILER container unit can be 8, 16 or 32 bits. */ #define OMAP_BO_TILED_8 0x00000100 #define OMAP_BO_TILED_16 0x00000200 #define OMAP_BO_TILED_32 0x00000300 #define OMAP_BO_TILED_MASK 0x00000f00
struct drm_omap_gem_cpu_fini {
__u32 handle; /* buffer handle (in) */
__u32 op; /* mask of omap_gem_op (in) */ /* TODO maybe here we pass down info about what regions are touched * by sw so we can be clever about cache ops? For now a placeholder, * set to zero and we just do full buffer flush..
*/
__u32 nregions;
__u32 __pad;
};
struct drm_omap_gem_info {
__u32 handle; /* buffer handle (in) */
__u32 pad;
__u64 offset; /* mmap offset (out) */ /* note: in case of tiled buffers, the user virtual size can be * different from the physical size (ie. how many pages are needed * to back the object) which is returned in DRM_IOCTL_GEM_OPEN.. * This size here is the one that should be used if you want to * mmap() the buffer:
*/
__u32 size; /* virtual size for mmap'ing (out) */
__u32 __pad;
};
#define DRM_OMAP_GET_PARAM 0x00 #define DRM_OMAP_SET_PARAM 0x01 #define DRM_OMAP_GEM_NEW 0x03 #define DRM_OMAP_GEM_CPU_PREP 0x04 /* Deprecated, to be removed */ #define DRM_OMAP_GEM_CPU_FINI 0x05 /* Deprecated, to be removed */ #define DRM_OMAP_GEM_INFO 0x06 #define DRM_OMAP_NUM_IOCTLS 0x07
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