1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* TI K3 CPPI5 descriptors pool 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef K3_CPPI_DESC_POOL_H_ 8*4882a593Smuzhiyun #define K3_CPPI_DESC_POOL_H_ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/device.h> 11*4882a593Smuzhiyun #include <linux/types.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun struct k3_cppi_desc_pool; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun void k3_cppi_desc_pool_destroy(struct k3_cppi_desc_pool *pool); 16*4882a593Smuzhiyun struct k3_cppi_desc_pool * 17*4882a593Smuzhiyun k3_cppi_desc_pool_create_name(struct device *dev, size_t size, 18*4882a593Smuzhiyun size_t desc_size, 19*4882a593Smuzhiyun const char *name); 20*4882a593Smuzhiyun #define k3_cppi_desc_pool_create(dev, size, desc_size) \ 21*4882a593Smuzhiyun k3_cppi_desc_pool_create_name(dev, size, desc_size, NULL) 22*4882a593Smuzhiyun dma_addr_t 23*4882a593Smuzhiyun k3_cppi_desc_pool_virt2dma(struct k3_cppi_desc_pool *pool, void *addr); 24*4882a593Smuzhiyun void * 25*4882a593Smuzhiyun k3_cppi_desc_pool_dma2virt(struct k3_cppi_desc_pool *pool, dma_addr_t dma); 26*4882a593Smuzhiyun void *k3_cppi_desc_pool_alloc(struct k3_cppi_desc_pool *pool); 27*4882a593Smuzhiyun void k3_cppi_desc_pool_free(struct k3_cppi_desc_pool *pool, void *addr); 28*4882a593Smuzhiyun size_t k3_cppi_desc_pool_avail(struct k3_cppi_desc_pool *pool); 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun #endif /* K3_CPPI_DESC_POOL_H_ */ 31