cregit-Linux how code gets into the kernel

Release 4.7 drivers/media/pci/mantis/mantis_common.h

/*
        Mantis PCI bridge driver

        Copyright (C) Manu Abraham (abraham.manu@gmail.com)

        This program is free software; you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation; either version 2 of the License, or
        (at your option) any later version.

        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.

        You should have received a copy of the GNU General Public License
        along with this program; if not, write to the Free Software
        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#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			input_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); }

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jan klotzkejan klotzke52100.00%1100.00%
Total52100.00%1100.00%


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); }

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#endif /* __MANTIS_COMMON_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
manu abrahammanu abraham37071.43%1575.00%
jan klotzkejan klotzke13025.10%15.00%
david hardemandavid hardeman132.51%15.00%
alexey dobriyanalexey dobriyan30.58%15.00%
hans verkuilhans verkuil10.19%15.00%
marko ristolamarko ristola10.19%15.00%
Total518100.00%20100.00%
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