/* * include/uapi/drm/omap_drm.h * * Copyright (C) 2011 Texas Instruments * Author: Rob Clark * * 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 . */ #ifndef __OMAP_DRM_H__ #define __OMAP_DRM_H__ #include "drm.h" #if defined(__cplusplus) extern "C" { #endif /* Please note that modifications to all structs defined here are * subject to backwards-compatibility constraints. */ #define OMAP_PARAM_CHIPSET_ID 1 /* ie. 0x3430, 0x4430, etc */ struct drm_omap_param { uint64_t param; /* in */ uint64_t value; /* in (set_param), out (get_param) */ }; #define OMAP_BO_SCANOUT 0x00000001 /* scanout capable (phys contiguous) */ #define OMAP_BO_CACHE_MASK 0x00000006 /* cache type mask, see cache modes */ #define OMAP_BO_TILED_MASK 0x00000f00 /* tiled mapping mask, see tiled modes */ /* cache modes */ #define OMAP_BO_CACHED 0x00000000 /* default */ #define OMAP_BO_WC 0x00000002 /* write-combine */ #define OMAP_BO_UNCACHED 0x00000004 /* strongly-ordered (uncached) */ /* tiled modes */ #define OMAP_BO_TILED_8 0x00000100 #define OMAP_BO_TILED_16 0x00000200 #define OMAP_BO_TILED_32 0x00000300 #define OMAP_BO_TILED (OMAP_BO_TILED_8 | OMAP_BO_TILED_16 | OMAP_BO_TILED_32) union omap_gem_size { uint32_t bytes; /* (for non-tiled formats) */ struct { uint16_t width; uint16_t height; } tiled; /* (for tiled formats) */ }; struct drm_omap_gem_new { union omap_gem_size size; /* in */ uint32_t flags; /* in */ uint32_t handle; /* out */ uint32_t __pad; }; /* mask of operations: */ enum omap_gem_op { OMAP_GEM_READ = 0x01, OMAP_GEM_WRITE = 0x02, }; struct drm_omap_gem_cpu_prep { uint32_t handle; /* buffer handle (in) */ uint32_t op; /* mask of omap_gem_op (in) */ }; struct drm_omap_gem_cpu_fini { uint32_t handle; /* buffer handle (in) */ uint32_t 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.. */ uint32_t nregions; uint32_t __pad; }; struct drm_omap_gem_info { uint32_t handle; /* buffer handle (in) */ uint32_t pad; uint64_t 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: */ uint32_t size; /* virtual size for mmap'ing (out) */ uint32_t __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 #define DRM_OMAP_GEM_CPU_FINI 0x05 #define DRM_OMAP_GEM_INFO 0x06 #define DRM_OMAP_NUM_IOCTLS 0x07 #define DRM_IOCTL_OMAP_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GET_PARAM, struct drm_omap_param) #define DRM_IOCTL_OMAP_SET_PARAM DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_SET_PARAM, struct drm_omap_param) #define DRM_IOCTL_OMAP_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_NEW, struct drm_omap_gem_new) #define DRM_IOCTL_OMAP_GEM_CPU_PREP DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_PREP, struct drm_omap_gem_cpu_prep) #define DRM_IOCTL_OMAP_GEM_CPU_FINI DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_FINI, struct drm_omap_gem_cpu_fini) #define DRM_IOCTL_OMAP_GEM_INFO DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_INFO, struct drm_omap_gem_info) #if defined(__cplusplus) } #endif #endif /* __OMAP_DRM_H__ */ fe92bb58cf9b8f709ec18267ffc9e6ffeb016'/>
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