diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/ttm/ttm_memory.h | 43 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_module.h | 2 |
2 files changed, 26 insertions, 19 deletions
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h index d8b8f04..6983a7c 100644 --- a/include/drm/ttm/ttm_memory.h +++ b/include/drm/ttm/ttm_memory.h @@ -32,6 +32,7 @@ #include <linux/spinlock.h> #include <linux/wait.h> #include <linux/errno.h> +#include <linux/kobject.h> /** * struct ttm_mem_shrink - callback to shrink TTM memory usage. @@ -60,34 +61,33 @@ struct ttm_mem_shrink { * @queue: Wait queue for processes suspended waiting for memory. * @lock: Lock to protect the @shrink - and the memory accounting members, * that is, essentially the whole structure with some exceptions. - * @emer_memory: Lowmem memory limit available for root. - * @max_memory: Lowmem memory limit available for non-root. - * @swap_limit: Lowmem memory limit where the shrink workqueue kicks in. - * @used_memory: Currently used lowmem memory. - * @used_total_memory: Currently used total (lowmem + highmem) memory. - * @total_memory_swap_limit: Total memory limit where the shrink workqueue - * kicks in. - * @max_total_memory: Total memory available to non-root processes. - * @emer_total_memory: Total memory available to root processes. + * @zones: Array of pointers to accounting zones. + * @num_zones: Number of populated entries in the @zones array. + * @zone_kernel: Pointer to the kernel zone. + * @zone_highmem: Pointer to the highmem zone if there is one. + * @zone_dma32: Pointer to the dma32 zone if there is one. * * Note that this structure is not per device. It should be global for all * graphics devices. */ +#define TTM_MEM_MAX_ZONES 2 +struct ttm_mem_zone; struct ttm_mem_global { + struct kobject kobj; struct ttm_mem_shrink *shrink; struct workqueue_struct *swap_queue; struct work_struct work; wait_queue_head_t queue; spinlock_t lock; - uint64_t emer_memory; - uint64_t max_memory; - uint64_t swap_limit; - uint64_t used_memory; - uint64_t used_total_memory; - uint64_t total_memory_swap_limit; - uint64_t max_total_memory; - uint64_t emer_total_memory; + struct ttm_mem_zone *zones[TTM_MEM_MAX_ZONES]; + unsigned int num_zones; + struct ttm_mem_zone *zone_kernel; +#ifdef CONFIG_HIGHMEM + struct ttm_mem_zone *zone_highmem; +#else + struct ttm_mem_zone *zone_dma32; +#endif }; /** @@ -146,8 +146,13 @@ static inline void ttm_mem_unregister_shrink(struct ttm_mem_global *glob, extern int ttm_mem_global_init(struct ttm_mem_global *glob); extern void ttm_mem_global_release(struct ttm_mem_global *glob); extern int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory, - bool no_wait, bool interruptible, bool himem); + bool no_wait, bool interruptible); extern void ttm_mem_global_free(struct ttm_mem_global *glob, - uint64_t amount, bool himem); + uint64_t amount); +extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob, + struct page *page, + bool no_wait, bool interruptible); +extern void ttm_mem_global_free_page(struct ttm_mem_global *glob, + struct page *page); extern size_t ttm_round_pot(size_t size); #endif diff --git a/include/drm/ttm/ttm_module.h b/include/drm/ttm/ttm_module.h index 889a4c79..0a72ac7 100644 --- a/include/drm/ttm/ttm_module.h +++ b/include/drm/ttm/ttm_module.h @@ -32,6 +32,7 @@ #define _TTM_MODULE_H_ #include <linux/kernel.h> +struct kobject; #define TTM_PFX "[TTM]" @@ -54,5 +55,6 @@ extern void ttm_global_init(void); extern void ttm_global_release(void); extern int ttm_global_item_ref(struct ttm_global_reference *ref); extern void ttm_global_item_unref(struct ttm_global_reference *ref); +extern struct kobject *ttm_get_kobj(void); #endif /* _TTM_MODULE_H_ */ |