diff options
Diffstat (limited to 'drivers/char/drm/drmP.h')
| -rw-r--r-- | drivers/char/drm/drmP.h | 68 |
1 files changed, 48 insertions, 20 deletions
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h index d2a5618..7690a59 100644 --- a/drivers/char/drm/drmP.h +++ b/drivers/char/drm/drmP.h @@ -79,6 +79,7 @@ #define __OS_HAS_MTRR (defined(CONFIG_MTRR)) #include "drm_os_linux.h" +#include "drm_hashtab.h" /***********************************************************************/ /** \name DRM template customization defaults */ @@ -104,7 +105,7 @@ #define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then also include looping detection. */ -#define DRM_HASH_SIZE 16 /**< Size of key hash table. Must be power of 2. */ +#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */ #define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */ #define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */ #define DRM_LOOPING_LIMIT 5000000 @@ -134,19 +135,12 @@ #define DRM_MEM_CTXBITMAP 18 #define DRM_MEM_STUB 19 #define DRM_MEM_SGLISTS 20 -#define DRM_MEM_CTXLIST 21 +#define DRM_MEM_CTXLIST 21 +#define DRM_MEM_MM 22 +#define DRM_MEM_HASHTAB 23 #define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) - -/*@}*/ - -/***********************************************************************/ -/** \name Backward compatibility section */ -/*@{*/ - -#define DRM_RPR_ARG(vma) vma, - -#define VM_OFFSET(vma) ((vma)->vm_pgoff << PAGE_SHIFT) +#define DRM_MAP_HASH_OFFSET 0x10000000 /*@}*/ @@ -211,8 +205,6 @@ /*@{*/ #define DRM_ARRAY_SIZE(x) ARRAY_SIZE(x) -#define DRM_MIN(a,b) min(a,b) -#define DRM_MAX(a,b) max(a,b) #define DRM_LEFTCOUNT(x) (((x)->rp + (x)->count - (x)->wp) % ((x)->count + 1)) #define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) @@ -286,7 +278,8 @@ typedef struct drm_devstate { } drm_devstate_t; typedef struct drm_magic_entry { - drm_magic_t magic; + drm_hash_item_t hash_item; + struct list_head head; struct drm_file *priv; struct drm_magic_entry *next; } drm_magic_entry_t; @@ -493,6 +486,7 @@ typedef struct drm_sigdata { */ typedef struct drm_map_list { struct list_head head; /**< list head */ + drm_hash_item_t hash; drm_map_t *map; /**< mapping */ unsigned int user_token; } drm_map_list_t; @@ -527,6 +521,22 @@ typedef struct ati_pcigart_info { drm_local_map_t mapping; } drm_ati_pcigart_info; +/* + * Generic memory manager structs + */ +typedef struct drm_mm_node { + struct list_head fl_entry; + struct list_head ml_entry; + int free; + unsigned long start; + unsigned long size; + void *private; +} drm_mm_node_t; + +typedef struct drm_mm { + drm_mm_node_t root_node; +} drm_mm_t; + /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -646,13 +656,15 @@ typedef struct drm_device { /*@{ */ drm_file_t *file_first; /**< file list head */ drm_file_t *file_last; /**< file list tail */ - drm_magic_head_t magiclist[DRM_HASH_SIZE]; /**< magic hash table */ + drm_open_hash_t magiclist; /**< magic hash table */ + struct list_head magicfree; /*@} */ /** \name Memory management */ /*@{ */ drm_map_list_t *maplist; /**< Linked list of regions */ int map_count; /**< Number of mappable regions */ + drm_open_hash_t map_hash; /**< User token hash table for maps */ /** \name Context handle management */ /*@{ */ @@ -711,10 +723,8 @@ typedef struct drm_device { drm_agp_head_t *agp; /**< AGP data */ struct pci_dev *pdev; /**< PCI device structure */ - int pci_domain; /**< PCI bus domain number */ - int pci_bus; /**< PCI bus number */ - int pci_slot; /**< PCI slot number */ - int pci_func; /**< PCI function number */ + int pci_vendor; /**< PCI vendor id */ + int pci_device; /**< PCI device id */ #ifdef __alpha__ struct pci_controller *hose; #endif @@ -736,6 +746,12 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev, return ((dev->driver->driver_features & feature) ? 1 : 0); } +#ifdef __alpha__ +#define drm_get_pci_domain(dev) dev->hose->bus->number +#else +#define drm_get_pci_domain(dev) 0 +#endif + #if __OS_HAS_AGP static inline int drm_core_has_AGP(struct drm_device *dev) { @@ -1011,6 +1027,18 @@ extern struct class_device *drm_sysfs_device_add(struct class *cs, drm_head_t *head); extern void drm_sysfs_device_remove(struct class_device *class_dev); +/* + * Basic memory manager support (drm_mm.c) + */ +extern drm_mm_node_t *drm_mm_get_block(drm_mm_node_t * parent, + unsigned long size, + unsigned alignment); +extern void drm_mm_put_block(drm_mm_t *mm, drm_mm_node_t *cur); +extern drm_mm_node_t *drm_mm_search_free(const drm_mm_t *mm, unsigned long size, + unsigned alignment, int best_match); +extern int drm_mm_init(drm_mm_t *mm, unsigned long start, unsigned long size); +extern void drm_mm_takedown(drm_mm_t *mm); + /* Inline replacements for DRM_IOREMAP macros */ static __inline__ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev) |
