193 lines
4.3 KiB
C
193 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Mantis PCI bridge driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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*/
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#ifndef __MANTIS_COMMON_H
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#define __MANTIS_COMMON_H
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#include <linux/interrupt.h>
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#include <linux/mutex.h>
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#include <linux/workqueue.h>
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#include "mantis_reg.h"
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#include "mantis_uart.h"
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#include "mantis_link.h"
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#define MANTIS_ERROR 0
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#define MANTIS_NOTICE 1
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#define MANTIS_INFO 2
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#define MANTIS_DEBUG 3
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#define MANTIS_TMG 9
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#define dprintk(y, z, format, arg...) do { \
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if (z) { \
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if ((mantis->verbose > MANTIS_ERROR) && (mantis->verbose > y)) \
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printk(KERN_ERR "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \
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else if ((mantis->verbose > MANTIS_NOTICE) && (mantis->verbose > y)) \
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printk(KERN_NOTICE "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \
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else if ((mantis->verbose > MANTIS_INFO) && (mantis->verbose > y)) \
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printk(KERN_INFO "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \
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else if ((mantis->verbose > MANTIS_DEBUG) && (mantis->verbose > y)) \
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printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \
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else if ((mantis->verbose > MANTIS_TMG) && (mantis->verbose > y)) \
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printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \
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} else { \
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if (mantis->verbose > y) \
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printk(format , ##arg); \
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} \
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} while(0)
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#define mwrite(dat, addr) writel((dat), addr)
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#define mread(addr) readl(addr)
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#define mmwrite(dat, addr) mwrite((dat), (mantis->mmio + (addr)))
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#define mmread(addr) mread(mantis->mmio + (addr))
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#define MANTIS_TS_188 0
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#define MANTIS_TS_204 1
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#define TWINHAN_TECHNOLOGIES 0x1822
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#define MANTIS 0x4e35
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#define TECHNISAT 0x1ae4
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#define TERRATEC 0x153b
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#define MAKE_ENTRY(__subven, __subdev, __configptr, __rc) { \
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.vendor = TWINHAN_TECHNOLOGIES, \
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.device = MANTIS, \
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.subvendor = (__subven), \
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.subdevice = (__subdev), \
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.driver_data = (unsigned long) \
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&(struct mantis_pci_drvdata){__configptr, __rc} \
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}
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enum mantis_i2c_mode {
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MANTIS_PAGE_MODE = 0,
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MANTIS_BYTE_MODE,
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};
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struct mantis_pci;
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struct mantis_hwconfig {
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char *model_name;
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char *dev_type;
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u32 ts_size;
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enum mantis_baud baud_rate;
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enum mantis_parity parity;
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u32 bytes;
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irqreturn_t (*irq_handler)(int irq, void *dev_id);
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int (*frontend_init)(struct mantis_pci *mantis, struct dvb_frontend *fe);
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u8 power;
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u8 reset;
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enum mantis_i2c_mode i2c_mode;
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};
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struct mantis_pci_drvdata {
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struct mantis_hwconfig *hwconfig;
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char *rc_map_name;
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};
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struct mantis_pci {
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unsigned int verbose;
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/* PCI stuff */
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u16 vendor_id;
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u16 device_id;
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u16 subsystem_vendor;
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u16 subsystem_device;
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u8 latency;
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struct pci_dev *pdev;
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unsigned long mantis_addr;
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void __iomem *mmio;
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u8 irq;
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u8 revision;
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unsigned int num;
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/* RISC Core */
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u32 busy_block;
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u32 last_block;
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u8 *buf_cpu;
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dma_addr_t buf_dma;
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__le32 *risc_cpu;
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dma_addr_t risc_dma;
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struct tasklet_struct tasklet;
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spinlock_t intmask_lock;
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struct i2c_adapter adapter;
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int i2c_rc;
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wait_queue_head_t i2c_wq;
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struct mutex i2c_lock;
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/* DVB stuff */
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struct dvb_adapter dvb_adapter;
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struct dvb_frontend *fe;
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struct dvb_demux demux;
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struct dmxdev dmxdev;
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struct dmx_frontend fe_hw;
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struct dmx_frontend fe_mem;
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struct dvb_net dvbnet;
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u8 feeds;
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struct mantis_hwconfig *hwconfig;
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u32 mantis_int_stat;
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u32 mantis_int_mask;
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/* board specific */
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u8 mac_address[8];
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u32 sub_vendor_id;
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u32 sub_device_id;
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/* A12 A13 A14 */
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u32 gpio_status;
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u32 gpif_status;
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struct mantis_ca *mantis_ca;
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struct work_struct uart_work;
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struct rc_dev *rc;
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char device_name[80];
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char input_phys[80];
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char *rc_map_name;
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};
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#define MANTIS_HIF_STATUS (mantis->gpio_status)
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static inline void mantis_mask_ints(struct mantis_pci *mantis, u32 mask)
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{
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unsigned long flags;
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spin_lock_irqsave(&mantis->intmask_lock, flags);
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mmwrite(mmread(MANTIS_INT_MASK) & ~mask, MANTIS_INT_MASK);
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spin_unlock_irqrestore(&mantis->intmask_lock, flags);
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}
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static inline void mantis_unmask_ints(struct mantis_pci *mantis, u32 mask)
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{
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unsigned long flags;
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spin_lock_irqsave(&mantis->intmask_lock, flags);
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mmwrite(mmread(MANTIS_INT_MASK) | mask, MANTIS_INT_MASK);
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spin_unlock_irqrestore(&mantis->intmask_lock, flags);
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}
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#endif /* __MANTIS_COMMON_H */
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