ulp/iw_cxgb/iw_cxgb_resource.c

150 static int cxio_init_qpid_fifo(struct cxio_rdev *rdev_p)
154 	mtx_init(&rdev_p->rscp->qpid_fifo_lock, "qpid fifo", NULL, MTX_DEF);
156 	rdev_p->rscp->qpid_fifo = buf_ring_alloc(T3_MAX_NUM_QP, M_DEVBUF,
157 	    M_NOWAIT, &rdev_p->rscp->qpid_fifo_lock);
158 	if (rdev_p->rscp->qpid_fifo == NULL)
162 		if (!(i & rdev_p->qpmask))
163 			buf_ring_enqueue(rdev_p->rscp->qpid_fifo, (void *) (uintptr_t)i);
181 int cxio_hal_init_resource(struct cxio_rdev *rdev_p,
191 	rdev_p->rscp = rscp;
197 	err = cxio_init_qpid_fifo(rdev_p);
298 u32 cxio_hal_pblpool_alloc(struct cxio_rdev *rdev_p, int size)
300 	unsigned long addr = gen_pool_alloc(rdev_p->pbl_pool, size);
305 void cxio_hal_pblpool_free(struct cxio_rdev *rdev_p, u32 addr, int size)
308 	gen_pool_free(rdev_p->pbl_pool, (unsigned long)addr, size);
311 int cxio_hal_pblpool_create(struct cxio_rdev *rdev_p)
314 	rdev_p->pbl_pool = gen_pool_create(rdev_p->rnic_info.pbl_base, MIN_PBL_SHIFT,
315 	    rdev_p->rnic_info.pbl_top - rdev_p->rnic_info.pbl_base);
317 	if (rdev_p->pbl_pool) {
320 		for (i = rdev_p->rnic_info.pbl_base;
321 		     i <= rdev_p->rnic_info.pbl_top - PBL_CHUNK + 1;
323 			gen_pool_add(rdev_p->pbl_pool, i, PBL_CHUNK, -1);
326 	return rdev_p->pbl_pool ? 0 : (-ENOMEM);
329 void cxio_hal_pblpool_destroy(struct cxio_rdev *rdev_p)
331 	gen_pool_destroy(rdev_p->pbl_pool);
341 u32 cxio_hal_rqtpool_alloc(struct cxio_rdev *rdev_p, int size)
343 	unsigned long addr = gen_pool_alloc(rdev_p->rqt_pool, size << 6);
348 void cxio_hal_rqtpool_free(struct cxio_rdev *rdev_p, u32 addr, int size)
351 	gen_pool_free(rdev_p->rqt_pool, (unsigned long)addr, size << 6);
354 int cxio_hal_rqtpool_create(struct cxio_rdev *rdev_p)
357 	rdev_p->rqt_pool = gen_pool_create(rdev_p->rnic_info.rqt_base,
358 	    MIN_RQT_SHIFT, rdev_p->rnic_info.rqt_top - rdev_p->rnic_info.rqt_base);
360 	if (rdev_p->rqt_pool) {
363 		for (i = rdev_p->rnic_info.rqt_base;
364 		     i <= rdev_p->rnic_info.rqt_top - RQT_CHUNK + 1;
366 			gen_pool_add(rdev_p->rqt_pool, i, RQT_CHUNK, -1);
369 	return rdev_p->rqt_pool ? 0 : (-ENOMEM);
372 void cxio_hal_rqtpool_destroy(struct cxio_rdev *rdev_p)
374 	gen_pool_destroy(rdev_p->rqt_pool);