// SPDX-License-Identifier: GPL-2.0-only /* * jmb38x_ms.c - JMicron jmb38x MemoryStick card reader * * Copyright (C) 2008 Alex Dubov <[email protected]> */ #include <linux/spinlock.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/delay.h> #include <linux/highmem.h> #include <linux/memstick.h> #include <linux/slab.h> #include <linux/module.h> #define DRIVER_NAME … static bool no_dma; module_param(no_dma, bool, 0644); enum { … }; struct jmb38x_ms_host { … }; struct jmb38x_ms { … }; #define BLOCK_COUNT_MASK … #define BLOCK_SIZE_MASK … #define DMA_CONTROL_ENABLE … #define TPC_DATA_SEL … #define TPC_DIR … #define TPC_WAIT_INT … #define TPC_GET_INT … #define TPC_CODE_SZ_MASK … #define TPC_DATA_SZ_MASK … #define HOST_CONTROL_TDELAY_EN … #define HOST_CONTROL_HW_OC_P … #define HOST_CONTROL_RESET_REQ … #define HOST_CONTROL_REI … #define HOST_CONTROL_LED … #define HOST_CONTROL_FAST_CLK … #define HOST_CONTROL_RESET … #define HOST_CONTROL_POWER_EN … #define HOST_CONTROL_CLOCK_EN … #define HOST_CONTROL_REO … #define HOST_CONTROL_IF_SHIFT … #define HOST_CONTROL_IF_SERIAL … #define HOST_CONTROL_IF_PAR4 … #define HOST_CONTROL_IF_PAR8 … #define STATUS_BUSY … #define STATUS_MS_DAT7 … #define STATUS_MS_DAT6 … #define STATUS_MS_DAT5 … #define STATUS_MS_DAT4 … #define STATUS_MS_DAT3 … #define STATUS_MS_DAT2 … #define STATUS_MS_DAT1 … #define STATUS_MS_DAT0 … #define STATUS_HAS_MEDIA … #define STATUS_FIFO_EMPTY … #define STATUS_FIFO_FULL … #define STATUS_MS_CED … #define STATUS_MS_ERR … #define STATUS_MS_BRQ … #define STATUS_MS_CNK … #define INT_STATUS_TPC_ERR … #define INT_STATUS_CRC_ERR … #define INT_STATUS_TIMER_TO … #define INT_STATUS_HSK_TO … #define INT_STATUS_ANY_ERR … #define INT_STATUS_FIFO_WRDY … #define INT_STATUS_FIFO_RRDY … #define INT_STATUS_MEDIA_OUT … #define INT_STATUS_MEDIA_IN … #define INT_STATUS_DMA_BOUNDARY … #define INT_STATUS_EOTRAN … #define INT_STATUS_EOTPC … #define INT_STATUS_ALL … #define PAD_OUTPUT_ENABLE_MS … #define PAD_PU_PD_OFF … #define PAD_PU_PD_ON_MS_SOCK0 … #define PAD_PU_PD_ON_MS_SOCK1 … #define CLOCK_CONTROL_BY_MMIO … #define CLOCK_CONTROL_40MHZ … #define CLOCK_CONTROL_50MHZ … #define CLOCK_CONTROL_60MHZ … #define CLOCK_CONTROL_62_5MHZ … #define CLOCK_CONTROL_OFF … #define PCI_CTL_CLOCK_DLY_ADDR … enum { … }; static unsigned int jmb38x_ms_read_data(struct jmb38x_ms_host *host, unsigned char *buf, unsigned int length) { … } static unsigned int jmb38x_ms_read_reg_data(struct jmb38x_ms_host *host, unsigned char *buf, unsigned int length) { … } static unsigned int jmb38x_ms_write_data(struct jmb38x_ms_host *host, unsigned char *buf, unsigned int length) { … } static unsigned int jmb38x_ms_write_reg_data(struct jmb38x_ms_host *host, unsigned char *buf, unsigned int length) { … } static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host) { … } static int jmb38x_ms_issue_cmd(struct memstick_host *msh) { … } static void jmb38x_ms_complete_cmd(struct memstick_host *msh, int last) { … } static irqreturn_t jmb38x_ms_isr(int irq, void *dev_id) { … } static void jmb38x_ms_abort(struct timer_list *t) { … } static void jmb38x_ms_req_tasklet(unsigned long data) { … } static void jmb38x_ms_dummy_submit(struct memstick_host *msh) { … } static void jmb38x_ms_submit_req(struct memstick_host *msh) { … } static int jmb38x_ms_reset(struct jmb38x_ms_host *host) { … } static int jmb38x_ms_set_param(struct memstick_host *msh, enum memstick_param param, int value) { … } #define PCI_PMOS0_CONTROL … #define PMOS0_ENABLE … #define PMOS0_OVERCURRENT_LEVEL_2_4V … #define PMOS0_EN_OVERCURRENT_DEBOUNCE … #define PMOS0_SW_LED_POLARITY_ENABLE … #define PMOS0_ACTIVE_BITS … #define PCI_PMOS1_CONTROL … #define PMOS1_ACTIVE_BITS … #define PCI_CLOCK_CTL … static int jmb38x_ms_pmos(struct pci_dev *pdev, int flag) { … } static int __maybe_unused jmb38x_ms_suspend(struct device *dev) { … } static int __maybe_unused jmb38x_ms_resume(struct device *dev) { … } static int jmb38x_ms_count_slots(struct pci_dev *pdev) { … } static struct memstick_host *jmb38x_ms_alloc_host(struct jmb38x_ms *jm, int cnt) { … } static void jmb38x_ms_free_host(struct memstick_host *msh) { … } static int jmb38x_ms_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) { … } static void jmb38x_ms_remove(struct pci_dev *dev) { … } static struct pci_device_id jmb38x_ms_id_tbl [] = …; static SIMPLE_DEV_PM_OPS(jmb38x_ms_pm_ops, jmb38x_ms_suspend, jmb38x_ms_resume); static struct pci_driver jmb38x_ms_driver = …; module_pci_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_DEVICE_TABLE(pci, jmb38x_ms_id_tbl);
Codebase Browser
linux