// SPDX-License-Identifier: GPL-2.0 /* * Broadcom STB ASP 2.0 Driver * * Copyright (c) 2023 Broadcom */ #include <linux/etherdevice.h> #include <linux/if_vlan.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_platform.h> #include <linux/clk.h> #include "bcmasp.h" #include "bcmasp_intf_defs.h" static void _intr2_mask_clear(struct bcmasp_priv *priv, u32 mask) { … } static void _intr2_mask_set(struct bcmasp_priv *priv, u32 mask) { … } void bcmasp_enable_phy_irq(struct bcmasp_intf *intf, int en) { … } void bcmasp_enable_tx_irq(struct bcmasp_intf *intf, int en) { … } EXPORT_SYMBOL_GPL(…); void bcmasp_enable_rx_irq(struct bcmasp_intf *intf, int en) { … } EXPORT_SYMBOL_GPL(…); static void bcmasp_intr2_mask_set_all(struct bcmasp_priv *priv) { … } static void bcmasp_intr2_clear_all(struct bcmasp_priv *priv) { … } static void bcmasp_intr2_handling(struct bcmasp_intf *intf, u32 status) { … } static irqreturn_t bcmasp_isr(int irq, void *data) { … } void bcmasp_flush_rx_port(struct bcmasp_intf *intf) { … } static void bcmasp_netfilt_hw_en_wake(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt) { … } #define MAX_WAKE_FILTER_SIZE … enum asp_netfilt_reg_type { … }; static int bcmasp_netfilt_get_reg_offset(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, enum asp_netfilt_reg_type reg_type, u32 offset) { … } static void bcmasp_netfilt_wr(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, enum asp_netfilt_reg_type reg_type, u32 val, u32 offset) { … } static u32 bcmasp_netfilt_rd(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, enum asp_netfilt_reg_type reg_type, u32 offset) { … } static int bcmasp_netfilt_wr_m_wake(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, u32 offset, void *match, void *mask, size_t size) { … } static void bcmasp_netfilt_reset_hw(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt) { … } static void bcmasp_netfilt_tcpip4_wr(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, struct ethtool_tcpip4_spec *match, struct ethtool_tcpip4_spec *mask, u32 offset) { … } static void bcmasp_netfilt_tcpip6_wr(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt, struct ethtool_tcpip6_spec *match, struct ethtool_tcpip6_spec *mask, u32 offset) { … } static int bcmasp_netfilt_wr_to_hw(struct bcmasp_priv *priv, struct bcmasp_net_filter *nfilt) { … } void bcmasp_netfilt_suspend(struct bcmasp_intf *intf) { … } int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, u32 *rule_cnt) { … } int bcmasp_netfilt_get_active(struct bcmasp_intf *intf) { … } bool bcmasp_netfilt_check_dup(struct bcmasp_intf *intf, struct ethtool_rx_flow_spec *fs) { … } /* If no network filter found, return open filter. * If no more open filters return NULL */ struct bcmasp_net_filter *bcmasp_netfilt_get_init(struct bcmasp_intf *intf, u32 loc, bool wake_filter, bool init) { … } void bcmasp_netfilt_release(struct bcmasp_intf *intf, struct bcmasp_net_filter *nfilt) { … } static void bcmasp_addr_to_uint(unsigned char *addr, u32 *high, u32 *low) { … } static void bcmasp_set_mda_filter(struct bcmasp_intf *intf, const unsigned char *addr, unsigned char *mask, unsigned int i) { … } static void bcmasp_en_mda_filter(struct bcmasp_intf *intf, bool en, unsigned int i) { … } /* There are 32 MDA filters shared between all ports, we reserve 4 filters per * port for the following. * - Promisc: Filter to allow all packets when promisc is enabled * - All Multicast * - Broadcast * - Own address * * The reserved filters are identified as so. * - Promisc: (index * 4) + 0 * - All Multicast: (index * 4) + 1 * - Broadcast: (index * 4) + 2 * - Own address: (index * 4) + 3 */ enum asp_rx_filter_id { … }; #define ASP_RX_FILT_MDA(intf, name) … static int bcmasp_total_res_mda_cnt(struct bcmasp_priv *priv) { … } void bcmasp_set_promisc(struct bcmasp_intf *intf, bool en) { … } void bcmasp_set_allmulti(struct bcmasp_intf *intf, bool en) { … } void bcmasp_set_broad(struct bcmasp_intf *intf, bool en) { … } void bcmasp_set_oaddr(struct bcmasp_intf *intf, const unsigned char *addr, bool en) { … } void bcmasp_disable_all_filters(struct bcmasp_intf *intf) { … } static int bcmasp_combine_set_filter(struct bcmasp_intf *intf, unsigned char *addr, unsigned char *mask, int i) { … } int bcmasp_set_en_mda_filter(struct bcmasp_intf *intf, unsigned char *addr, unsigned char *mask) { … } static void bcmasp_core_init_filters(struct bcmasp_priv *priv) { … } /* ASP core initialization */ static void bcmasp_core_init(struct bcmasp_priv *priv) { … } static void bcmasp_core_clock_select_many(struct bcmasp_priv *priv, bool slow) { … } static void bcmasp_core_clock_select_one(struct bcmasp_priv *priv, bool slow) { … } static void bcmasp_core_clock_set_ll(struct bcmasp_priv *priv, u32 clr, u32 set) { … } static void bcmasp_core_clock_set(struct bcmasp_priv *priv, u32 clr, u32 set) { … } void bcmasp_core_clock_set_intf(struct bcmasp_intf *intf, bool en) { … } static irqreturn_t bcmasp_isr_wol(int irq, void *data) { … } static int bcmasp_get_and_request_irq(struct bcmasp_priv *priv, int i) { … } static void bcmasp_init_wol_shared(struct bcmasp_priv *priv) { … } static void bcmasp_enable_wol_shared(struct bcmasp_intf *intf, bool en) { … } static void bcmasp_wol_irq_destroy_shared(struct bcmasp_priv *priv) { … } static void bcmasp_init_wol_per_intf(struct bcmasp_priv *priv) { … } static void bcmasp_enable_wol_per_intf(struct bcmasp_intf *intf, bool en) { … } static void bcmasp_wol_irq_destroy_per_intf(struct bcmasp_priv *priv) { … } static void bcmasp_eee_fixup(struct bcmasp_intf *intf, bool en) { … } static struct bcmasp_hw_info v20_hw_info = …; static const struct bcmasp_plat_data v20_plat_data = …; static struct bcmasp_hw_info v21_hw_info = …; static const struct bcmasp_plat_data v21_plat_data = …; static const struct bcmasp_plat_data v22_plat_data = …; static void bcmasp_set_pdata(struct bcmasp_priv *priv, const struct bcmasp_plat_data *pdata) { … } static const struct of_device_id bcmasp_of_match[] = …; MODULE_DEVICE_TABLE(of, bcmasp_of_match); static const struct of_device_id bcmasp_mdio_of_match[] = …; MODULE_DEVICE_TABLE(of, bcmasp_mdio_of_match); static void bcmasp_remove_intfs(struct bcmasp_priv *priv) { … } static int bcmasp_probe(struct platform_device *pdev) { … } static void bcmasp_remove(struct platform_device *pdev) { … } static void bcmasp_shutdown(struct platform_device *pdev) { … } static int __maybe_unused bcmasp_suspend(struct device *d) { … } static int __maybe_unused bcmasp_resume(struct device *d) { … } static SIMPLE_DEV_PM_OPS(bcmasp_pm_ops, bcmasp_suspend, bcmasp_resume); static struct platform_driver bcmasp_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_ALIAS(…) …; MODULE_LICENSE(…) …;
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