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