diff options
Diffstat (limited to 'linux-core/drmP.h')
| -rw-r--r-- | linux-core/drmP.h | 121 |
1 files changed, 67 insertions, 54 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 1928fabd..75fb999a 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -105,12 +105,6 @@ #ifndef __HAVE_IRQ #define __HAVE_IRQ 0 #endif -#ifndef __HAVE_DMA_WAITLIST -#define __HAVE_DMA_WAITLIST 0 -#endif -#ifndef __HAVE_DMA_FREELIST -#define __HAVE_DMA_FREELIST 0 -#endif #define __REALLY_HAVE_AGP (__HAVE_AGP && (defined(CONFIG_AGP) || \ defined(CONFIG_AGP_MODULE))) @@ -225,54 +219,6 @@ /***********************************************************************/ -/** \name Mapping helper macros */ -/*@{*/ - -#define DRM_IOREMAP(map, dev) \ - (map)->handle = DRM(ioremap)( (map)->offset, (map)->size, (dev) ) - -#define DRM_IOREMAP_NOCACHE(map, dev) \ - (map)->handle = DRM(ioremap_nocache)((map)->offset, (map)->size, (dev)) - -#define DRM_IOREMAPFREE(map, dev) \ - do { \ - if ( (map)->handle && (map)->size ) \ - DRM(ioremapfree)( (map)->handle, (map)->size, (dev) ); \ - } while (0) - -/** - * Find mapping. - * - * \param _map matching mapping if found, untouched otherwise. - * \param _o offset. - * - * Expects the existence of a local variable named \p dev pointing to the - * drm_device structure. - */ -#define DRM_FIND_MAP(_map, _o) \ -do { \ - struct list_head *_list; \ - list_for_each( _list, &dev->maplist->head ) { \ - drm_map_list_t *_entry = list_entry( _list, drm_map_list_t, head ); \ - if ( _entry->map && \ - _entry->map->offset == (_o) ) { \ - (_map) = _entry->map; \ - break; \ - } \ - } \ -} while(0) - -/** - * Drop mapping. - * - * \sa #DRM_FIND_MAP. - */ -#define DRM_DROP_MAP(_map) - -/*@}*/ - - -/***********************************************************************/ /** \name Internal types and structures */ /*@{*/ @@ -569,6 +515,35 @@ typedef struct drm_vbl_sig { #endif +/** + * DRM device functions structure + */ +struct drm_device; + +struct drm_driver_fn { + int (*preinit)(struct drm_device *, unsigned long flags); + int (*postinit)(struct drm_device *, unsigned long flags); + void (*prerelease)(struct drm_device *, struct file *filp); + void (*pretakedown)(struct drm_device *); + int (*postcleanup)(struct drm_device *); + int (*presetup)(struct drm_device *); + int (*postsetup)(struct drm_device *); + void (*open_helper)(struct drm_device *, drm_file_t *); + void (*release)(struct drm_device *, struct file *filp); + void (*dma_ready)(struct drm_device *); + int (*dma_quiescent)(struct drm_device *); + int (*dma_flush_block_and_flush)(struct drm_device *, int context, drm_lock_flags_t flags); + int (*dma_flush_unblock)(struct drm_device *, int context, drm_lock_flags_t flags); + int (*context_ctor)(struct drm_device *dev, int context); + int (*context_dtor)(struct drm_device *dev, int context); + int (*kernel_context_switch)(struct drm_device *dev, int old, int new); + int (*kernel_context_switch_unlock)(struct drm_device *dev); + int (*dma_schedule)(struct drm_device *dev, int locked); + int (*waitlist_destroy)(drm_waitlist_t *bl); + int (*freelist_create)(drm_freelist_t *bl, int count); + int (*freelist_put)(struct drm_device *dev, drm_freelist_t *bl, drm_buf_t *buf); + int (*freelist_destroy)(drm_freelist_t *bl); +}; /** * DRM device structure. @@ -704,8 +679,12 @@ typedef struct drm_device { sigset_t sigmask; int need_reset; /**< secondary device needing reset */ + struct drm_driver_fn fn_tbl; + drm_local_map_t *agp_buffer_map; + int dev_priv_size; } drm_device_t; +extern void DRM(driver_register_fns)(struct drm_device *dev); /******************************************************************/ /** \name Internal function definitions */ @@ -960,6 +939,40 @@ extern void *DRM(pci_alloc)(drm_device_t *dev, size_t size, extern void DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr); + +/* Inline replacements for DRM_IOREMAP macros */ +static __inline__ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev) +{ + map->handle = DRM(ioremap)( map->offset, map->size, dev ); +} + +static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, struct drm_device *dev) +{ + map->handle = DRM(ioremap_nocache)(map->offset, map->size, dev); +} + +static __inline__ void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev) +{ + if ( map->handle && map->size ) + DRM(ioremapfree)( map->handle, map->size, dev ); +} + +static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, unsigned long offset) +{ + struct list_head *_list; + list_for_each( _list, &dev->maplist->head ) { + drm_map_list_t *_entry = list_entry( _list, drm_map_list_t, head ); + if ( _entry->map && + _entry->map->offset == offset ) { + return _entry->map; + } + } + return NULL; +} + +static __inline__ void drm_core_dropmap(struct drm_map *map) +{ +} /*@}*/ #endif /* __KERNEL__ */ |