40 struct tcm;
51 	struct tcm    *tcm;	/* parent */  member
56 struct tcm {  struct
67 	s32 (*reserve_2d)(struct tcm *tcm, u16 height, u16 width, u16 align,  argument
70 	s32 (*reserve_1d)(struct tcm *tcm, u32 slots, struct tcm_area *area);  argument
71 	s32 (*free)(struct tcm *tcm, struct tcm_area *area);  argument
72 	void (*deinit)(struct tcm *tcm);  argument
82  * Since some basic parameter checking is done outside the TCM algorithms,
83  * TCM implementation do NOT have to check the following:
91 struct tcm *sita_init(u16 width, u16 height);
97  * @param tcm	Pointer to container manager.
104 static inline void tcm_deinit(struct tcm *tcm)  in tcm_deinit()  argument
106 	if (tcm)  in tcm_deinit()
107 		tcm->deinit(tcm);  in tcm_deinit()
113  * @param tcm		Pointer to container manager.
126  *	   the tcm field of the area will be set to NULL on
131 static inline s32 tcm_reserve_2d(struct tcm *tcm, u16 width, u16 height,  in tcm_reserve_2d()  argument
136 	s32 res = tcm  == NULL ? -ENODEV :  in tcm_reserve_2d()
140 		(height > tcm->height || width > tcm->width) ? -ENOMEM : 0;  in tcm_reserve_2d()
144 		res = tcm->reserve_2d(tcm, height, width, align, offset,  in tcm_reserve_2d()
146 		area->tcm = res ? NULL : tcm;  in tcm_reserve_2d()
155  * @param tcm		Pointer to container manager.
160  *	   the tcm field of the area will be set to NULL on
165 static inline s32 tcm_reserve_1d(struct tcm *tcm, u32 slots,  in tcm_reserve_1d()  argument
169 	s32 res = tcm  == NULL ? -ENODEV :  in tcm_reserve_1d()
171 		slots > (tcm->width * (u32) tcm->height) ? -ENOMEM : 0;  in tcm_reserve_1d()
175 		res = tcm->reserve_1d(tcm, slots, area);  in tcm_reserve_1d()
176 		area->tcm = res ? NULL : tcm;  in tcm_reserve_1d()
190  * @return 0 on success.  Non-0 error code on failure.  Also, the tcm
199 	if (area && area->tcm) {  in tcm_free()
200 		res = area->tcm->free(area->tcm, area);  in tcm_free()
202 			area->tcm = NULL;  in tcm_free()
216  * fit in a 2D slice, its tcm pointer is set to NULL to mark that it is no
227 	if (slice->tcm && !slice->is2d &&  in tcm_slice()
229 		(slice->p0.x || (slice->p1.x != slice->tcm->width - 1))) {  in tcm_slice()
231 		slice->p1.x = slice->tcm->width - 1;  in tcm_slice()
238 		parent->tcm = NULL;  in tcm_slice()
242 /* Verify if a tcm area is logically valid */
245 	return area && area->tcm &&  in tcm_area_is_valid()
247 		area->p1.x < area->tcm->width &&  in tcm_area_is_valid()
248 		area->p1.y < area->tcm->height &&  in tcm_area_is_valid()
252 		  area->p0.x < area->tcm->width &&  in tcm_area_is_valid()
253 		  area->p0.x + area->p0.y * area->tcm->width <=  in tcm_area_is_valid()
254 		  area->p1.x + area->p1.y * area->tcm->width) ||  in tcm_area_is_valid()
269 		i = p->x + p->y * a->tcm->width;  in __tcm_is_in()
270 		return i >= a->p0.x + a->p0.y * a->tcm->width &&  in __tcm_is_in()
271 		       i <= a->p1.x + a->p1.y * a->tcm->width;  in __tcm_is_in()
293 							area->tcm->width;  in __tcm_sizeof()
308 	a->p1.x = (a->p0.x + num_pg - 1) % a->tcm->width;  in tcm_1d_limit()
309 	a->p1.y = a->p0.y + ((a->p0.x + num_pg - 1) / a->tcm->width);  in tcm_1d_limit()
328 	     var.tcm; tcm_slice(&safe, &var))