diff options
Diffstat (limited to 'drivers/media/pci/mantis/mantis_common.h')
| -rw-r--r-- | drivers/media/pci/mantis/mantis_common.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/drivers/media/pci/mantis/mantis_common.h b/drivers/media/pci/mantis/mantis_common.h new file mode 100644 index 000000000..d88ac2802 --- /dev/null +++ b/drivers/media/pci/mantis/mantis_common.h @@ -0,0 +1,192 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + Mantis PCI bridge driver + + Copyright (C) Manu Abraham (abraham.manu@gmail.com) + +*/ + +#ifndef __MANTIS_COMMON_H +#define __MANTIS_COMMON_H + +#include <linux/interrupt.h> +#include <linux/mutex.h> +#include <linux/workqueue.h> + +#include "mantis_reg.h" +#include "mantis_uart.h" + +#include "mantis_link.h" + +#define MANTIS_ERROR 0 +#define MANTIS_NOTICE 1 +#define MANTIS_INFO 2 +#define MANTIS_DEBUG 3 +#define MANTIS_TMG 9 + +#define dprintk(y, z, format, arg...) do { \ + if (z) { \ + if ((mantis->verbose > MANTIS_ERROR) && (mantis->verbose > y)) \ + printk(KERN_ERR "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \ + else if ((mantis->verbose > MANTIS_NOTICE) && (mantis->verbose > y)) \ + printk(KERN_NOTICE "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \ + else if ((mantis->verbose > MANTIS_INFO) && (mantis->verbose > y)) \ + printk(KERN_INFO "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \ + else if ((mantis->verbose > MANTIS_DEBUG) && (mantis->verbose > y)) \ + printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \ + else if ((mantis->verbose > MANTIS_TMG) && (mantis->verbose > y)) \ + printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg); \ + } else { \ + if (mantis->verbose > y) \ + printk(format , ##arg); \ + } \ +} while(0) + +#define mwrite(dat, addr) writel((dat), addr) +#define mread(addr) readl(addr) + +#define mmwrite(dat, addr) mwrite((dat), (mantis->mmio + (addr))) +#define mmread(addr) mread(mantis->mmio + (addr)) + +#define MANTIS_TS_188 0 +#define MANTIS_TS_204 1 + +#define TWINHAN_TECHNOLOGIES 0x1822 +#define MANTIS 0x4e35 + +#define TECHNISAT 0x1ae4 +#define TERRATEC 0x153b + +#define MAKE_ENTRY(__subven, __subdev, __configptr, __rc) { \ + .vendor = TWINHAN_TECHNOLOGIES, \ + .device = MANTIS, \ + .subvendor = (__subven), \ + .subdevice = (__subdev), \ + .driver_data = (unsigned long) \ + &(struct mantis_pci_drvdata){__configptr, __rc} \ +} + +enum mantis_i2c_mode { + MANTIS_PAGE_MODE = 0, + MANTIS_BYTE_MODE, +}; + +struct mantis_pci; + +struct mantis_hwconfig { + char *model_name; + char *dev_type; + u32 ts_size; + + enum mantis_baud baud_rate; + enum mantis_parity parity; + u32 bytes; + + irqreturn_t (*irq_handler)(int irq, void *dev_id); + int (*frontend_init)(struct mantis_pci *mantis, struct dvb_frontend *fe); + + u8 power; + u8 reset; + + enum mantis_i2c_mode i2c_mode; +}; + +struct mantis_pci_drvdata { + struct mantis_hwconfig *hwconfig; + char *rc_map_name; +}; + +struct mantis_pci { + unsigned int verbose; + + /* PCI stuff */ + u16 vendor_id; + u16 device_id; + u16 subsystem_vendor; + u16 subsystem_device; + + u8 latency; + + struct pci_dev *pdev; + + unsigned long mantis_addr; + void __iomem *mmio; + + u8 irq; + u8 revision; + + unsigned int num; + + /* RISC Core */ + u32 busy_block; + u32 last_block; + u8 *buf_cpu; + dma_addr_t buf_dma; + __le32 *risc_cpu; + dma_addr_t risc_dma; + + struct tasklet_struct tasklet; + spinlock_t intmask_lock; + + struct i2c_adapter adapter; + int i2c_rc; + wait_queue_head_t i2c_wq; + struct mutex i2c_lock; + + /* DVB stuff */ + struct dvb_adapter dvb_adapter; + struct dvb_frontend *fe; + struct dvb_demux demux; + struct dmxdev dmxdev; + struct dmx_frontend fe_hw; + struct dmx_frontend fe_mem; + struct dvb_net dvbnet; + + u8 feeds; + + struct mantis_hwconfig *hwconfig; + + u32 mantis_int_stat; + u32 mantis_int_mask; + + /* board specific */ + u8 mac_address[8]; + u32 sub_vendor_id; + u32 sub_device_id; + + /* A12 A13 A14 */ + u32 gpio_status; + + u32 gpif_status; + + struct mantis_ca *mantis_ca; + + struct work_struct uart_work; + + struct rc_dev *rc; + char device_name[80]; + char input_phys[80]; + char *rc_map_name; +}; + +#define MANTIS_HIF_STATUS (mantis->gpio_status) + +static inline void mantis_mask_ints(struct mantis_pci *mantis, u32 mask) +{ + unsigned long flags; + + spin_lock_irqsave(&mantis->intmask_lock, flags); + mmwrite(mmread(MANTIS_INT_MASK) & ~mask, MANTIS_INT_MASK); + spin_unlock_irqrestore(&mantis->intmask_lock, flags); +} + +static inline void mantis_unmask_ints(struct mantis_pci *mantis, u32 mask) +{ + unsigned long flags; + + spin_lock_irqsave(&mantis->intmask_lock, flags); + mmwrite(mmread(MANTIS_INT_MASK) | mask, MANTIS_INT_MASK); + spin_unlock_irqrestore(&mantis->intmask_lock, flags); +} + +#endif /* __MANTIS_COMMON_H */ |