// SPDX-License-Identifier: GPL-2.0-or-later /* Applied Micro X-Gene SoC Ethernet Driver * * Copyright (c) 2014, Applied Micro Circuits Corporation * Authors: Iyappan Subramanian <[email protected]> * Ravi Patel <[email protected]> * Keyur Chudgar <[email protected]> */ #include <linux/gpio.h> #include "xgene_enet_main.h" #include "xgene_enet_hw.h" #include "xgene_enet_sgmac.h" #include "xgene_enet_xgmac.h" #define RES_ENET_CSR … #define RES_RING_CSR … #define RES_RING_CMD … static void xgene_enet_init_bufpool(struct xgene_enet_desc_ring *buf_pool) { … } static u16 xgene_enet_get_data_len(u64 bufdatalen) { … } static u16 xgene_enet_set_data_len(u32 size) { … } static int xgene_enet_refill_pagepool(struct xgene_enet_desc_ring *buf_pool, u32 nbuf) { … } static int xgene_enet_refill_bufpool(struct xgene_enet_desc_ring *buf_pool, u32 nbuf) { … } static u8 xgene_enet_hdr_len(const void *data) { … } static void xgene_enet_delete_bufpool(struct xgene_enet_desc_ring *buf_pool) { … } static void xgene_enet_delete_pagepool(struct xgene_enet_desc_ring *buf_pool) { … } static irqreturn_t xgene_enet_rx_irq(const int irq, void *data) { … } static int xgene_enet_tx_completion(struct xgene_enet_desc_ring *cp_ring, struct xgene_enet_raw_desc *raw_desc) { … } static int xgene_enet_setup_mss(struct net_device *ndev, u32 mss) { … } static int xgene_enet_work_msg(struct sk_buff *skb, u64 *hopinfo) { … } static u16 xgene_enet_encode_len(u16 len) { … } static void xgene_set_addr_len(__le64 *desc, u32 idx, dma_addr_t addr, u32 len) { … } static __le64 *xgene_enet_get_exp_bufs(struct xgene_enet_desc_ring *ring) { … } static dma_addr_t *xgene_get_frag_dma_array(struct xgene_enet_desc_ring *ring) { … } static int xgene_enet_setup_tx_desc(struct xgene_enet_desc_ring *tx_ring, struct sk_buff *skb) { … } static netdev_tx_t xgene_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) { … } static void xgene_enet_rx_csum(struct sk_buff *skb) { … } static void xgene_enet_free_pagepool(struct xgene_enet_desc_ring *buf_pool, struct xgene_enet_raw_desc *raw_desc, struct xgene_enet_raw_desc *exp_desc) { … } /* Errata 10GE_10 and ENET_15 - Fix duplicated HW statistic counters */ static bool xgene_enet_errata_10GE_10(struct sk_buff *skb, u32 len, u8 status) { … } /* Errata 10GE_8 and ENET_11 - allow packet with length <=64B */ static bool xgene_enet_errata_10GE_8(struct sk_buff *skb, u32 len, u8 status) { … } static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, struct xgene_enet_raw_desc *raw_desc, struct xgene_enet_raw_desc *exp_desc) { … } static bool is_rx_desc(struct xgene_enet_raw_desc *raw_desc) { … } static int xgene_enet_process_ring(struct xgene_enet_desc_ring *ring, int budget) { … } static int xgene_enet_napi(struct napi_struct *napi, const int budget) { … } static void xgene_enet_timeout(struct net_device *ndev, unsigned int txqueue) { … } static void xgene_enet_set_irq_name(struct net_device *ndev) { … } static int xgene_enet_register_irq(struct net_device *ndev) { … } static void xgene_enet_free_irq(struct net_device *ndev) { … } static void xgene_enet_napi_enable(struct xgene_enet_pdata *pdata) { … } static void xgene_enet_napi_disable(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_open(struct net_device *ndev) { … } static int xgene_enet_close(struct net_device *ndev) { … } static void xgene_enet_delete_ring(struct xgene_enet_desc_ring *ring) { … } static void xgene_enet_delete_desc_rings(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_get_ring_size(struct device *dev, enum xgene_enet_ring_cfgsize cfgsize) { … } static void xgene_enet_free_desc_ring(struct xgene_enet_desc_ring *ring) { … } static void xgene_enet_free_desc_rings(struct xgene_enet_pdata *pdata) { … } static bool is_irq_mbox_required(struct xgene_enet_pdata *pdata, struct xgene_enet_desc_ring *ring) { … } static void __iomem *xgene_enet_ring_cmd_base(struct xgene_enet_pdata *pdata, struct xgene_enet_desc_ring *ring) { … } static struct xgene_enet_desc_ring *xgene_enet_create_desc_ring( struct net_device *ndev, u32 ring_num, enum xgene_enet_ring_cfgsize cfgsize, u32 ring_id) { … } static u16 xgene_enet_get_ring_id(enum xgene_ring_owner owner, u8 bufnum) { … } static enum xgene_ring_owner xgene_derive_ring_owner(struct xgene_enet_pdata *p) { … } static u8 xgene_start_cpu_bufnum(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_create_desc_rings(struct net_device *ndev) { … } static void xgene_enet_get_stats64( struct net_device *ndev, struct rtnl_link_stats64 *stats) { … } static int xgene_enet_set_mac_address(struct net_device *ndev, void *addr) { … } static int xgene_change_mtu(struct net_device *ndev, int new_mtu) { … } static const struct net_device_ops xgene_ndev_ops = …; #ifdef CONFIG_ACPI static void xgene_get_port_id_acpi(struct device *dev, struct xgene_enet_pdata *pdata) { … } #endif static void xgene_get_port_id_dt(struct device *dev, struct xgene_enet_pdata *pdata) { … } static int xgene_get_tx_delay(struct xgene_enet_pdata *pdata) { … } static int xgene_get_rx_delay(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_get_irqs(struct xgene_enet_pdata *pdata) { … } static void xgene_enet_check_phy_handle(struct xgene_enet_pdata *pdata) { … } static void xgene_enet_gpiod_get(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) { … } static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) { … } static void xgene_enet_setup_ops(struct xgene_enet_pdata *pdata) { … } static void xgene_enet_napi_add(struct xgene_enet_pdata *pdata) { … } #ifdef CONFIG_ACPI static const struct acpi_device_id xgene_enet_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, xgene_enet_acpi_match); #endif static const struct of_device_id xgene_enet_of_match[] = …; MODULE_DEVICE_TABLE(of, xgene_enet_of_match); static int xgene_enet_probe(struct platform_device *pdev) { … } static void xgene_enet_remove(struct platform_device *pdev) { … } static void xgene_enet_shutdown(struct platform_device *pdev) { … } static struct platform_driver xgene_enet_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
Codebase Browser
linux