// SPDX-License-Identifier: GPL-2.0 /* * Driver for KeyStream, KS7010 based SDIO cards. * * Copyright (C) 2006-2008 KeyStream Corp. * Copyright (C) 2009 Renesas Technology Corp. * Copyright (C) 2016 Sang Engineering, Wolfram Sang */ #include <linux/atomic.h> #include <linux/firmware.h> #include <linux/jiffies.h> #include <linux/mmc/card.h> #include <linux/mmc/sdio_func.h> #include <linux/module.h> #include <linux/workqueue.h> #include "ks_wlan.h" #include "ks_hostif.h" #define ROM_FILE … /* SDIO KeyStream vendor and device */ #define SDIO_VENDOR_ID_KS_CODE_A … #define SDIO_VENDOR_ID_KS_CODE_B … /* Older sources suggest earlier versions were named 7910 or 79xx */ #define SDIO_DEVICE_ID_KS_7010 … /* Read/Write Status Register */ #define READ_STATUS_REG … #define WRITE_STATUS_REG … enum reg_status_type { … }; /* Read Index Register */ #define READ_INDEX_REG … /* Read Data Size Register */ #define READ_DATA_SIZE_REG … /* Write Index Register */ #define WRITE_INDEX_REG … /* * Write Status/Read Data Size Register * for network packet (less than 2048 bytes data) */ #define WSTATUS_RSIZE_REG … /* Write Status Register value */ #define WSTATUS_MASK … /* Read Data Size Register value [10:4] */ #define RSIZE_MASK … /* ARM to SD interrupt Enable */ #define INT_ENABLE_REG … /* ARM to SD interrupt Pending */ #define INT_PENDING_REG … #define INT_GCR_B … #define INT_GCR_A … #define INT_WRITE_STATUS … #define INT_WRITE_INDEX … #define INT_WRITE_SIZE … #define INT_READ_STATUS … #define INT_READ_INDEX … #define INT_READ_SIZE … /* General Communication Register A */ #define GCR_A_REG … enum gen_com_reg_a { … }; /* General Communication Register B */ #define GCR_B_REG … enum gen_com_reg_b { … }; /* Wakeup Register */ #define WAKEUP_REG … #define WAKEUP_REQ … /* AHB Data Window 0x010000-0x01FFFF */ #define DATA_WINDOW … #define WINDOW_SIZE … #define KS7010_IRAM_ADDRESS … #define KS7010_IO_BLOCK_SIZE … /** * struct ks_sdio_card - SDIO device data. * * Structure is used as the &struct sdio_func private data. * * @func: Pointer to the SDIO function device. * @priv: Pointer to the &struct net_device private data. */ struct ks_sdio_card { … }; static struct sdio_func *ks7010_to_func(struct ks_wlan_private *priv) { … } /* Read single byte from device address into byte (CMD52) */ static int ks7010_sdio_readb(struct ks_wlan_private *priv, u32 address, u8 *byte) { … } /* Read length bytes from device address into buffer (CMD53) */ static int ks7010_sdio_read(struct ks_wlan_private *priv, u32 address, u8 *buffer, unsigned int length) { … } /* Write single byte to device address (CMD52) */ static int ks7010_sdio_writeb(struct ks_wlan_private *priv, u32 address, u8 byte) { … } /* Write length bytes to device address from buffer (CMD53) */ static int ks7010_sdio_write(struct ks_wlan_private *priv, u32 address, u8 *buffer, unsigned int length) { … } static void ks_wlan_hw_sleep_doze_request(struct ks_wlan_private *priv) { … } static void ks_wlan_hw_sleep_wakeup_request(struct ks_wlan_private *priv) { … } void ks_wlan_hw_wakeup_request(struct ks_wlan_private *priv) { … } static void _ks_wlan_hw_power_save(struct ks_wlan_private *priv) { … } int ks_wlan_hw_power_save(struct ks_wlan_private *priv) { … } static int enqueue_txdev(struct ks_wlan_private *priv, unsigned char *p, unsigned long size, void (*complete_handler)(struct ks_wlan_private *priv, struct sk_buff *skb), struct sk_buff *skb) { … } /* write data */ static int write_to_device(struct ks_wlan_private *priv, u8 *buffer, unsigned long size) { … } static void tx_device_task(struct ks_wlan_private *priv) { … } int ks_wlan_hw_tx(struct ks_wlan_private *priv, void *p, unsigned long size, void (*complete_handler)(struct ks_wlan_private *priv, struct sk_buff *skb), struct sk_buff *skb) { … } static void rx_event_task(struct tasklet_struct *t) { … } static void ks_wlan_hw_rx(struct ks_wlan_private *priv, size_t size) { … } static void ks7010_rw_function(struct work_struct *work) { … } static void ks_sdio_interrupt(struct sdio_func *func) { … } static int trx_device_init(struct ks_wlan_private *priv) { … } static void trx_device_exit(struct ks_wlan_private *priv) { … } static int ks7010_sdio_update_index(struct ks_wlan_private *priv, u32 index) { … } #define ROM_BUFF_SIZE … static int ks7010_sdio_data_compare(struct ks_wlan_private *priv, u32 address, u8 *data, unsigned int size) { … } static int ks7010_copy_firmware(struct ks_wlan_private *priv, const struct firmware *fw_entry) { … } static int ks7010_upload_firmware(struct ks_sdio_card *card) { … } static void ks7010_sme_enqueue_events(struct ks_wlan_private *priv) { … } static void ks7010_card_init(struct ks_wlan_private *priv) { … } static void ks7010_init_defaults(struct ks_wlan_private *priv) { … } static int ks7010_sdio_setup_irqs(struct sdio_func *func) { … } static void ks7010_sdio_init_irqs(struct sdio_func *func, struct ks_wlan_private *priv) { … } static void ks7010_private_init(struct ks_wlan_private *priv, struct ks_sdio_card *card, struct net_device *netdev) { … } static int ks7010_sdio_probe(struct sdio_func *func, const struct sdio_device_id *device) { … } /* send stop request to MAC */ static int send_stop_request(struct sdio_func *func) { … } static void ks7010_sdio_remove(struct sdio_func *func) { … } static const struct sdio_device_id ks7010_sdio_ids[] = …; MODULE_DEVICE_TABLE(sdio, ks7010_sdio_ids); static struct sdio_driver ks7010_sdio_driver = …; module_sdio_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_FIRMWARE(…);
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