// SPDX-License-Identifier: GPL-2.0-only /* * QLogic Fibre Channel HBA Driver * Copyright (c) 2003-2014 QLogic Corporation */ #include "qla_def.h" #include <linux/delay.h> #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/uaccess.h> /* * NVRAM support routines */ /** * qla2x00_lock_nvram_access() - * @ha: HA context */ static void qla2x00_lock_nvram_access(struct qla_hw_data *ha) { … } /** * qla2x00_unlock_nvram_access() - * @ha: HA context */ static void qla2x00_unlock_nvram_access(struct qla_hw_data *ha) { … } /** * qla2x00_nv_write() - Prepare for NVRAM read/write operation. * @ha: HA context * @data: Serial interface selector */ static void qla2x00_nv_write(struct qla_hw_data *ha, uint16_t data) { … } /** * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from * NVRAM. * @ha: HA context * @nv_cmd: NVRAM command * * Bit definitions for NVRAM command: * * Bit 26 = start bit * Bit 25, 24 = opcode * Bit 23-16 = address * Bit 15-0 = write data * * Returns the word read from nvram @addr. */ static uint16_t qla2x00_nvram_request(struct qla_hw_data *ha, uint32_t nv_cmd) { … } /** * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the * request routine to get the word from NVRAM. * @ha: HA context * @addr: Address in NVRAM to read * * Returns the word read from nvram @addr. */ static uint16_t qla2x00_get_nvram_word(struct qla_hw_data *ha, uint32_t addr) { … } /** * qla2x00_nv_deselect() - Deselect NVRAM operations. * @ha: HA context */ static void qla2x00_nv_deselect(struct qla_hw_data *ha) { … } /** * qla2x00_write_nvram_word() - Write NVRAM data. * @ha: HA context * @addr: Address in NVRAM to write * @data: word to program */ static void qla2x00_write_nvram_word(struct qla_hw_data *ha, uint32_t addr, __le16 data) { … } static int qla2x00_write_nvram_word_tmo(struct qla_hw_data *ha, uint32_t addr, __le16 data, uint32_t tmo) { … } /** * qla2x00_clear_nvram_protection() - * @ha: HA context */ static int qla2x00_clear_nvram_protection(struct qla_hw_data *ha) { … } static void qla2x00_set_nvram_protection(struct qla_hw_data *ha, int stat) { … } /*****************************************************************************/ /* Flash Manipulation Routines */ /*****************************************************************************/ static inline uint32_t flash_conf_addr(struct qla_hw_data *ha, uint32_t faddr) { … } static inline uint32_t flash_data_addr(struct qla_hw_data *ha, uint32_t faddr) { … } static inline uint32_t nvram_conf_addr(struct qla_hw_data *ha, uint32_t naddr) { … } static inline uint32_t nvram_data_addr(struct qla_hw_data *ha, uint32_t naddr) { … } static int qla24xx_read_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t *data) { … } int qla24xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, uint32_t dwords) { … } static int qla24xx_write_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t data) { … } static void qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id, uint8_t *flash_id) { … } static int qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start) { … } static void qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) { … } static void qla2xxx_get_fdt_info(scsi_qla_host_t *vha) { … } static void qla2xxx_get_idc_param(scsi_qla_host_t *vha) { … } int qla2xxx_get_flash_info(scsi_qla_host_t *vha) { … } void qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha) { … } static int qla24xx_unprotect_flash(scsi_qla_host_t *vha) { … } static int qla24xx_protect_flash(scsi_qla_host_t *vha) { … } static int qla24xx_erase_sector(scsi_qla_host_t *vha, uint32_t fdata) { … } static int qla24xx_write_flash_data(scsi_qla_host_t *vha, __le32 *dwptr, uint32_t faddr, uint32_t dwords) { … } uint8_t * qla2x00_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } uint8_t * qla24xx_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } int qla2x00_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } int qla24xx_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } uint8_t * qla25xx_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } #define RMW_BUFFER_SIZE … int qla25xx_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr, uint32_t bytes) { … } static inline void qla2x00_flip_colors(struct qla_hw_data *ha, uint16_t *pflags) { … } #define PIO_REG(h, r) … void qla2x00_beacon_blink(struct scsi_qla_host *vha) { … } int qla2x00_beacon_on(struct scsi_qla_host *vha) { … } int qla2x00_beacon_off(struct scsi_qla_host *vha) { … } static inline void qla24xx_flip_colors(struct qla_hw_data *ha, uint16_t *pflags) { … } void qla24xx_beacon_blink(struct scsi_qla_host *vha) { … } static uint32_t qla83xx_select_led_port(struct qla_hw_data *ha) { … } void qla83xx_beacon_blink(struct scsi_qla_host *vha) { … } int qla24xx_beacon_on(struct scsi_qla_host *vha) { … } int qla24xx_beacon_off(struct scsi_qla_host *vha) { … } /* * Flash support routines */ /** * qla2x00_flash_enable() - Setup flash for reading and writing. * @ha: HA context */ static void qla2x00_flash_enable(struct qla_hw_data *ha) { … } /** * qla2x00_flash_disable() - Disable flash and allow RISC to run. * @ha: HA context */ static void qla2x00_flash_disable(struct qla_hw_data *ha) { … } /** * qla2x00_read_flash_byte() - Reads a byte from flash * @ha: HA context * @addr: Address in flash to read * * A word is read from the chip, but, only the lower byte is valid. * * Returns the byte read from flash @addr. */ static uint8_t qla2x00_read_flash_byte(struct qla_hw_data *ha, uint32_t addr) { … } /** * qla2x00_write_flash_byte() - Write a byte to flash * @ha: HA context * @addr: Address in flash to write * @data: Data to write */ static void qla2x00_write_flash_byte(struct qla_hw_data *ha, uint32_t addr, uint8_t data) { … } /** * qla2x00_poll_flash() - Polls flash for completion. * @ha: HA context * @addr: Address in flash to poll * @poll_data: Data to be polled * @man_id: Flash manufacturer ID * @flash_id: Flash ID * * This function polls the device until bit 7 of what is read matches data * bit 7 or until data bit 5 becomes a 1. If that hapens, the flash ROM timed * out (a fatal error). The flash book recommeds reading bit 7 again after * reading bit 5 as a 1. * * Returns 0 on success, else non-zero. */ static int qla2x00_poll_flash(struct qla_hw_data *ha, uint32_t addr, uint8_t poll_data, uint8_t man_id, uint8_t flash_id) { … } /** * qla2x00_program_flash_address() - Programs a flash address * @ha: HA context * @addr: Address in flash to program * @data: Data to be written in flash * @man_id: Flash manufacturer ID * @flash_id: Flash ID * * Returns 0 on success, else non-zero. */ static int qla2x00_program_flash_address(struct qla_hw_data *ha, uint32_t addr, uint8_t data, uint8_t man_id, uint8_t flash_id) { … } /** * qla2x00_erase_flash() - Erase the flash. * @ha: HA context * @man_id: Flash manufacturer ID * @flash_id: Flash ID * * Returns 0 on success, else non-zero. */ static int qla2x00_erase_flash(struct qla_hw_data *ha, uint8_t man_id, uint8_t flash_id) { … } /** * qla2x00_erase_flash_sector() - Erase a flash sector. * @ha: HA context * @addr: Flash sector to erase * @sec_mask: Sector address mask * @man_id: Flash manufacturer ID * @flash_id: Flash ID * * Returns 0 on success, else non-zero. */ static int qla2x00_erase_flash_sector(struct qla_hw_data *ha, uint32_t addr, uint32_t sec_mask, uint8_t man_id, uint8_t flash_id) { … } /** * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip. * @ha: host adapter * @man_id: Flash manufacturer ID * @flash_id: Flash ID */ static void qla2x00_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id, uint8_t *flash_id) { … } static void qla2x00_read_flash_data(struct qla_hw_data *ha, uint8_t *tmp_buf, uint32_t saddr, uint32_t length) { … } static inline void qla2x00_suspend_hba(struct scsi_qla_host *vha) { … } static inline void qla2x00_resume_hba(struct scsi_qla_host *vha) { … } void * qla2x00_read_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } int qla2x00_write_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } void * qla24xx_read_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } static int qla28xx_extract_sfub_and_verify(struct scsi_qla_host *vha, __le32 *buf, uint32_t len, uint32_t buf_size_without_sfub, uint8_t *sfub_buf) { … } static int qla28xx_get_flash_region(struct scsi_qla_host *vha, uint32_t start, struct qla_flt_region *region) { … } static int qla28xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, uint32_t dwords) { … } int qla24xx_write_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } void * qla25xx_read_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } /** * qla2x00_get_fcode_version() - Determine an FCODE image's version. * @ha: HA context * @pcids: Pointer to the FCODE PCI data structure * * The process of retrieving the FCODE version information is at best * described as interesting. * * Within the first 100h bytes of the image an ASCII string is present * which contains several pieces of information including the FCODE * version. Unfortunately it seems the only reliable way to retrieve * the version is by scanning for another sentinel within the string, * the FCODE build date: * * ... 2.00.02 10/17/02 ... * * Returns QLA_SUCCESS on successful retrieval of version. */ static void qla2x00_get_fcode_version(struct qla_hw_data *ha, uint32_t pcids) { … } int qla2x00_get_flash_version(scsi_qla_host_t *vha, void *mbuf) { … } int qla82xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf) { … } int qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf) { … } static int qla2xxx_is_vpd_valid(uint8_t *pos, uint8_t *end) { … } int qla2xxx_get_vpd_field(scsi_qla_host_t *vha, char *key, char *str, size_t size) { … } int qla24xx_read_fcp_prio_cfg(scsi_qla_host_t *vha) { … }
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