diff --git a/sys/compat/linuxkpi/common/include/net/netmem.h b/sys/compat/linuxkpi/common/include/net/netmem.h new file mode 100644 index 00000000000..c8de09a2e8c --- /dev/null +++ b/sys/compat/linuxkpi/common/include/net/netmem.h @@ -0,0 +1,21 @@ +/*- + * Copyright (c) 2023-2025 Bjoern A. Zeeb + * + * SPDX-License-Identifier: BSD-2-Clause + */ + +#ifndef _LINUXKPI_NET_NETMEM_H +#define _LINUXKPI_NET_NETMEM_H + +struct page_pool; + +struct netmem_desc { + struct page_pool *pp; +}; + +#define pp_page_to_nmdesc(page) \ + (_Generic((page), \ + const struct page *: (const struct netmem_desc *)(page), \ + struct page *: (struct netmem_desc *)(page))) + +#endif /* _LINUXKPI_NET_NETMEM_H */ diff --git a/sys/compat/linuxkpi/common/include/net/page_pool.h b/sys/compat/linuxkpi/common/include/net/page_pool.h deleted file mode 100644 index 2dc8f74b31f..00000000000 --- a/sys/compat/linuxkpi/common/include/net/page_pool.h +++ /dev/null @@ -1,119 +0,0 @@ -/*- - * Copyright (c) 2023 Bjoern A. Zeeb - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef _LINUXKPI_NET_PAGE_POOL_H -#define _LINUXKPI_NET_PAGE_POOL_H - -#include /* pr_debug */ -#include -#include -#include - -struct device; - -struct page_pool_params { - struct device *dev; - uint32_t flags; - uint32_t order; - uint32_t pool_size; - uint32_t max_len; - uint32_t offset; - int nid; /* NUMA */ - enum dma_data_direction dma_dir; - struct napi_struct *napi; -}; - -struct page_pool { -}; - -#define PP_FLAG_DMA_MAP BIT(0) -#define PP_FLAG_DMA_SYNC_DEV BIT(1) -#define PP_FLAG_PAGE_FRAG BIT(2) - -static inline struct page_pool * -page_pool_create(const struct page_pool_params *ppparams) -{ - - pr_debug("%s: TODO\n", __func__); - return (NULL); -} - -static inline void -page_pool_destroy(struct page_pool *ppool) -{ - - pr_debug("%s: TODO\n", __func__); -} - -static inline struct page * -page_pool_dev_alloc_frag(struct page_pool *ppool, uint32_t *offset, - size_t size) -{ - - pr_debug("%s: TODO\n", __func__); - return (NULL); -} - -static inline dma_addr_t -page_pool_get_dma_addr(struct page *page) -{ - - pr_debug("%s: TODO\n", __func__); - return (0); -} - -static inline enum dma_data_direction -page_pool_get_dma_dir(const struct page_pool *ppool) -{ - - pr_debug("%s: TODO\n", __func__); - return (DMA_BIDIRECTIONAL); -} - -static inline void -page_pool_put_full_page(struct page_pool *ppool, struct page *page, - bool allow_direct) -{ - - pr_debug("%s: TODO\n", __func__); -} - -static inline int -page_pool_ethtool_stats_get_count(void) -{ - - pr_debug("%s: TODO\n", __func__); - return (0); -} - -static inline uint8_t * -page_pool_ethtool_stats_get_strings(uint8_t *x) -{ - - pr_debug("%s: TODO\n", __func__); - return (x); -} - -#endif /* _LINUXKPI_NET_PAGE_POOL_H */ diff --git a/sys/compat/linuxkpi/common/include/net/page_pool/helpers.h b/sys/compat/linuxkpi/common/include/net/page_pool/helpers.h new file mode 100644 index 00000000000..3469c39c775 --- /dev/null +++ b/sys/compat/linuxkpi/common/include/net/page_pool/helpers.h @@ -0,0 +1,79 @@ +/*- + * Copyright (c) 2023-2025 Bjoern A. Zeeb + * + * SPDX-License-Identifier: BSD-2-Clause + */ + +#ifndef _LINUXKPI_NET_PAGE_POOL_HELPERS_H +#define _LINUXKPI_NET_PAGE_POOL_HELPERS_H + +#include /* pr_debug */ +#include +#include +#include + +static inline struct page_pool * +page_pool_create(const struct page_pool_params *ppparams) +{ + + pr_debug("%s: TODO\n", __func__); + return (NULL); +} + +static inline void +page_pool_destroy(struct page_pool *ppool) +{ + + pr_debug("%s: TODO\n", __func__); +} + +static inline struct page * +page_pool_dev_alloc_frag(struct page_pool *ppool, uint32_t *offset, + size_t size) +{ + + pr_debug("%s: TODO\n", __func__); + return (NULL); +} + +static inline dma_addr_t +page_pool_get_dma_addr(struct page *page) +{ + + pr_debug("%s: TODO\n", __func__); + return (0); +} + +static inline enum dma_data_direction +page_pool_get_dma_dir(const struct page_pool *ppool) +{ + + pr_debug("%s: TODO\n", __func__); + return (DMA_BIDIRECTIONAL); +} + +static inline void +page_pool_put_full_page(struct page_pool *ppool, struct page *page, + bool allow_direct) +{ + + pr_debug("%s: TODO\n", __func__); +} + +static inline int +page_pool_ethtool_stats_get_count(void) +{ + + pr_debug("%s: TODO\n", __func__); + return (0); +} + +static inline uint8_t * +page_pool_ethtool_stats_get_strings(uint8_t *x) +{ + + pr_debug("%s: TODO\n", __func__); + return (x); +} + +#endif /* _LINUXKPI_NET_PAGE_POOL_HELPERS_H */ diff --git a/sys/compat/linuxkpi/common/include/net/page_pool/types.h b/sys/compat/linuxkpi/common/include/net/page_pool/types.h new file mode 100644 index 00000000000..6747be50b9b --- /dev/null +++ b/sys/compat/linuxkpi/common/include/net/page_pool/types.h @@ -0,0 +1,36 @@ +/*- + * Copyright (c) 2023-2025 Bjoern A. Zeeb + * + * SPDX-License-Identifier: BSD-2-Clause + */ + +#ifndef _LINUXKPI_NET_PAGE_POOL_TYPES_H +#define _LINUXKPI_NET_PAGE_POOL_TYPES_H + +#include +#include +#include + +struct device; +struct napi_struct; + +struct page_pool_params { + struct device *dev; + uint32_t flags; + uint32_t order; + uint32_t pool_size; + uint32_t max_len; + uint32_t offset; + int nid; /* NUMA */ + enum dma_data_direction dma_dir; + struct napi_struct *napi; +}; + +struct page_pool { +}; + +#define PP_FLAG_DMA_MAP BIT(0) +#define PP_FLAG_DMA_SYNC_DEV BIT(1) +#define PP_FLAG_PAGE_FRAG BIT(2) + +#endif /* _LINUXKPI_NET_PAGE_POOL_TYPES_H */