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linux/drivers/media/pci/smipcie/smipcie.h
Nibble Max 8783b9c504 [media] SMI PCIe IR driver for DVBSky cards 
Ported from the manufacturer's source tree, available from
http://dvbsky.net/download/linux/media_build-bst-150211.tar.gz

This is the second patch after a public review.

[mchehab@osg.samsung.com: fix inconsistent identing warning]
Signed-off-by: Dirk Nehring <dnehring@gmx.net>
Reviewd-by: Nibble Max <nibble.max@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-07-06 08:26:16 -03:00

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/*
* SMI PCIe driver for DVBSky cards.
*
* Copyright (C) 2014 Max nibble <nibble.max@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.
*/
#ifndef _SMI_PCIE_H_
#define _SMI_PCIE_H_
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <media/rc-core.h>
#include "demux.h"
#include "dmxdev.h"
#include "dvb_demux.h"
#include "dvb_frontend.h"
#include "dvb_net.h"
#include "dvbdev.h"
/* -------- Register Base -------- */
#define MSI_CONTROL_REG_BASE 0x0800
#define SYSTEM_CONTROL_REG_BASE 0x0880
#define PCIE_EP_DEBUG_REG_BASE 0x08C0
#define IR_CONTROL_REG_BASE 0x0900
#define I2C_A_CONTROL_REG_BASE 0x0940
#define I2C_B_CONTROL_REG_BASE 0x0980
#define ATV_PORTA_CONTROL_REG_BASE 0x09C0
#define DTV_PORTA_CONTROL_REG_BASE 0x0A00
#define AES_PORTA_CONTROL_REG_BASE 0x0A80
#define DMA_PORTA_CONTROL_REG_BASE 0x0AC0
#define ATV_PORTB_CONTROL_REG_BASE 0x0B00
#define DTV_PORTB_CONTROL_REG_BASE 0x0B40
#define AES_PORTB_CONTROL_REG_BASE 0x0BC0
#define DMA_PORTB_CONTROL_REG_BASE 0x0C00
#define UART_A_REGISTER_BASE 0x0C40
#define UART_B_REGISTER_BASE 0x0C80
#define GPS_CONTROL_REG_BASE 0x0CC0
#define DMA_PORTC_CONTROL_REG_BASE 0x0D00
#define DMA_PORTD_CONTROL_REG_BASE 0x0D00
#define AES_RANDOM_DATA_BASE 0x0D80
#define AES_KEY_IN_BASE 0x0D90
#define RANDOM_DATA_LIB_BASE 0x0E00
#define IR_DATA_BUFFER_BASE 0x0F00
#define PORTA_TS_BUFFER_BASE 0x1000
#define PORTA_I2S_BUFFER_BASE 0x1400
#define PORTB_TS_BUFFER_BASE 0x1800
#define PORTB_I2S_BUFFER_BASE 0x1C00
/* -------- MSI control and state register -------- */
#define MSI_DELAY_TIMER (MSI_CONTROL_REG_BASE + 0x00)
#define MSI_INT_STATUS (MSI_CONTROL_REG_BASE + 0x08)
#define MSI_INT_STATUS_CLR (MSI_CONTROL_REG_BASE + 0x0C)
#define MSI_INT_STATUS_SET (MSI_CONTROL_REG_BASE + 0x10)
#define MSI_INT_ENA (MSI_CONTROL_REG_BASE + 0x14)
#define MSI_INT_ENA_CLR (MSI_CONTROL_REG_BASE + 0x18)
#define MSI_INT_ENA_SET (MSI_CONTROL_REG_BASE + 0x1C)
#define MSI_SOFT_RESET (MSI_CONTROL_REG_BASE + 0x20)
#define MSI_CFG_SRC0 (MSI_CONTROL_REG_BASE + 0x24)
/* -------- Hybird Controller System Control register -------- */
#define MUX_MODE_CTRL (SYSTEM_CONTROL_REG_BASE + 0x00)
#define rbPaMSMask 0x07
#define rbPaMSDtvNoGpio 0x00 /*[2:0], DTV Simple mode */
#define rbPaMSDtv4bitGpio 0x01 /*[2:0], DTV TS2 Serial mode)*/
#define rbPaMSDtv7bitGpio 0x02 /*[2:0], DTV TS0 Serial mode*/
#define rbPaMS8bitGpio 0x03 /*[2:0], GPIO mode selected;(8bit GPIO)*/
#define rbPaMSAtv 0x04 /*[2:0], 3'b1xx: ATV mode select*/
#define rbPbMSMask 0x38
#define rbPbMSDtvNoGpio 0x00 /*[5:3], DTV Simple mode */
#define rbPbMSDtv4bitGpio 0x08 /*[5:3], DTV TS2 Serial mode*/
#define rbPbMSDtv7bitGpio 0x10 /*[5:3], DTV TS0 Serial mode*/
#define rbPbMS8bitGpio 0x18 /*[5:3], GPIO mode selected;(8bit GPIO)*/
#define rbPbMSAtv 0x20 /*[5:3], 3'b1xx: ATV mode select*/
#define rbPaAESEN 0x40 /*[6], port A AES enable bit*/
#define rbPbAESEN 0x80 /*[7], port B AES enable bit*/
#define INTERNAL_RST (SYSTEM_CONTROL_REG_BASE + 0x04)
#define PERIPHERAL_CTRL (SYSTEM_CONTROL_REG_BASE + 0x08)
#define GPIO_0to7_CTRL (SYSTEM_CONTROL_REG_BASE + 0x0C)
#define GPIO_8to15_CTRL (SYSTEM_CONTROL_REG_BASE + 0x10)
#define GPIO_16to24_CTRL (SYSTEM_CONTROL_REG_BASE + 0x14)
#define GPIO_INT_SRC_CFG (SYSTEM_CONTROL_REG_BASE + 0x18)
#define SYS_BUF_STATUS (SYSTEM_CONTROL_REG_BASE + 0x1C)
#define PCIE_IP_REG_ACS (SYSTEM_CONTROL_REG_BASE + 0x20)
#define PCIE_IP_REG_ACS_ADDR (SYSTEM_CONTROL_REG_BASE + 0x24)
#define PCIE_IP_REG_ACS_DATA (SYSTEM_CONTROL_REG_BASE + 0x28)
/* -------- IR Control register -------- */
#define IR_Init_Reg (IR_CONTROL_REG_BASE + 0x00)
#define IR_Idle_Cnt_Low (IR_CONTROL_REG_BASE + 0x04)
#define IR_Idle_Cnt_High (IR_CONTROL_REG_BASE + 0x05)
#define IR_Unit_Cnt_Low (IR_CONTROL_REG_BASE + 0x06)
#define IR_Unit_Cnt_High (IR_CONTROL_REG_BASE + 0x07)
#define IR_Data_Cnt (IR_CONTROL_REG_BASE + 0x08)
#define rbIRen 0x80
#define rbIRhighidle 0x10
#define rbIRlowidle 0x00
#define rbIRVld 0x04
/* -------- I2C A control and state register -------- */
#define I2C_A_CTL_STATUS (I2C_A_CONTROL_REG_BASE + 0x00)
#define I2C_A_ADDR (I2C_A_CONTROL_REG_BASE + 0x04)
#define I2C_A_SW_CTL (I2C_A_CONTROL_REG_BASE + 0x08)
#define I2C_A_TIME_OUT_CNT (I2C_A_CONTROL_REG_BASE + 0x0C)
#define I2C_A_FIFO_STATUS (I2C_A_CONTROL_REG_BASE + 0x10)
#define I2C_A_FS_EN (I2C_A_CONTROL_REG_BASE + 0x14)
#define I2C_A_FIFO_DATA (I2C_A_CONTROL_REG_BASE + 0x20)
/* -------- I2C B control and state register -------- */
#define I2C_B_CTL_STATUS (I2C_B_CONTROL_REG_BASE + 0x00)
#define I2C_B_ADDR (I2C_B_CONTROL_REG_BASE + 0x04)
#define I2C_B_SW_CTL (I2C_B_CONTROL_REG_BASE + 0x08)
#define I2C_B_TIME_OUT_CNT (I2C_B_CONTROL_REG_BASE + 0x0C)
#define I2C_B_FIFO_STATUS (I2C_B_CONTROL_REG_BASE + 0x10)
#define I2C_B_FS_EN (I2C_B_CONTROL_REG_BASE + 0x14)
#define I2C_B_FIFO_DATA (I2C_B_CONTROL_REG_BASE + 0x20)
#define VIDEO_CTRL_STATUS_A (ATV_PORTA_CONTROL_REG_BASE + 0x04)
/* -------- Digital TV control register, Port A -------- */
#define MPEG2_CTRL_A (DTV_PORTA_CONTROL_REG_BASE + 0x00)
#define SERIAL_IN_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x4C)
#define VLD_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x60)
#define ERR_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x64)
#define BRD_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x68)
/* -------- DMA Control Register, Port A -------- */
#define DMA_PORTA_CHAN0_ADDR_LOW (DMA_PORTA_CONTROL_REG_BASE + 0x00)
#define DMA_PORTA_CHAN0_ADDR_HI (DMA_PORTA_CONTROL_REG_BASE + 0x04)
#define DMA_PORTA_CHAN0_TRANS_STATE (DMA_PORTA_CONTROL_REG_BASE + 0x08)
#define DMA_PORTA_CHAN0_CONTROL (DMA_PORTA_CONTROL_REG_BASE + 0x0C)
#define DMA_PORTA_CHAN1_ADDR_LOW (DMA_PORTA_CONTROL_REG_BASE + 0x10)
#define DMA_PORTA_CHAN1_ADDR_HI (DMA_PORTA_CONTROL_REG_BASE + 0x14)
#define DMA_PORTA_CHAN1_TRANS_STATE (DMA_PORTA_CONTROL_REG_BASE + 0x18)
#define DMA_PORTA_CHAN1_CONTROL (DMA_PORTA_CONTROL_REG_BASE + 0x1C)
#define DMA_PORTA_MANAGEMENT (DMA_PORTA_CONTROL_REG_BASE + 0x20)
#define VIDEO_CTRL_STATUS_B (ATV_PORTB_CONTROL_REG_BASE + 0x04)
/* -------- Digital TV control register, Port B -------- */
#define MPEG2_CTRL_B (DTV_PORTB_CONTROL_REG_BASE + 0x00)
#define SERIAL_IN_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x4C)
#define VLD_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x60)
#define ERR_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x64)
#define BRD_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x68)
/* -------- AES control register, Port B -------- */
#define AES_CTRL_B (AES_PORTB_CONTROL_REG_BASE + 0x00)
#define AES_KEY_BASE_B (AES_PORTB_CONTROL_REG_BASE + 0x04)
/* -------- DMA Control Register, Port B -------- */
#define DMA_PORTB_CHAN0_ADDR_LOW (DMA_PORTB_CONTROL_REG_BASE + 0x00)
#define DMA_PORTB_CHAN0_ADDR_HI (DMA_PORTB_CONTROL_REG_BASE + 0x04)
#define DMA_PORTB_CHAN0_TRANS_STATE (DMA_PORTB_CONTROL_REG_BASE + 0x08)
#define DMA_PORTB_CHAN0_CONTROL (DMA_PORTB_CONTROL_REG_BASE + 0x0C)
#define DMA_PORTB_CHAN1_ADDR_LOW (DMA_PORTB_CONTROL_REG_BASE + 0x10)
#define DMA_PORTB_CHAN1_ADDR_HI (DMA_PORTB_CONTROL_REG_BASE + 0x14)
#define DMA_PORTB_CHAN1_TRANS_STATE (DMA_PORTB_CONTROL_REG_BASE + 0x18)
#define DMA_PORTB_CHAN1_CONTROL (DMA_PORTB_CONTROL_REG_BASE + 0x1C)
#define DMA_PORTB_MANAGEMENT (DMA_PORTB_CONTROL_REG_BASE + 0x20)
#define DMA_TRANS_UNIT_188 (0x00000007)
/* -------- Macro define of 24 interrupt resource --------*/
#define DMA_A_CHAN0_DONE_INT (0x00000001)
#define DMA_A_CHAN1_DONE_INT (0x00000002)
#define DMA_B_CHAN0_DONE_INT (0x00000004)
#define DMA_B_CHAN1_DONE_INT (0x00000008)
#define DMA_C_CHAN0_DONE_INT (0x00000010)
#define DMA_C_CHAN1_DONE_INT (0x00000020)
#define DMA_D_CHAN0_DONE_INT (0x00000040)
#define DMA_D_CHAN1_DONE_INT (0x00000080)
#define DATA_BUF_OVERFLOW_INT (0x00000100)
#define UART_0_X_INT (0x00000200)
#define UART_1_X_INT (0x00000400)
#define IR_X_INT (0x00000800)
#define GPIO_0_INT (0x00001000)
#define GPIO_1_INT (0x00002000)
#define GPIO_2_INT (0x00004000)
#define GPIO_3_INT (0x00008000)
#define ALL_INT (0x0000FFFF)
/* software I2C bit mask */
#define SW_I2C_MSK_MODE 0x01
#define SW_I2C_MSK_CLK_OUT 0x02
#define SW_I2C_MSK_DAT_OUT 0x04
#define SW_I2C_MSK_CLK_EN 0x08
#define SW_I2C_MSK_DAT_EN 0x10
#define SW_I2C_MSK_DAT_IN 0x40
#define SW_I2C_MSK_CLK_IN 0x80
#define SMI_VID 0x1ADE
#define SMI_PID 0x3038
#define SMI_TS_DMA_BUF_SIZE (1024 * 188)
struct smi_cfg_info {
#define SMI_DVBSKY_S952 0
#define SMI_DVBSKY_S950 1
#define SMI_DVBSKY_T9580 2
#define SMI_DVBSKY_T982 3
int type;
char *name;
#define SMI_TS_NULL 0
#define SMI_TS_DMA_SINGLE 1
#define SMI_TS_DMA_BOTH 3
/* SMI_TS_NULL: not use;
* SMI_TS_DMA_SINGLE: use DMA 0 only;
* SMI_TS_DMA_BOTH:use DMA 0 and 1.*/
int ts_0;
int ts_1;
#define DVBSKY_FE_NULL 0
#define DVBSKY_FE_M88RS6000 1
#define DVBSKY_FE_M88DS3103 2
#define DVBSKY_FE_SIT2 3
int fe_0;
int fe_1;
};
struct smi_rc {
struct smi_dev *dev;
struct rc_dev *rc_dev;
char input_phys[64];
char input_name[64];
struct work_struct work;
u8 irData[256];
int users;
};
struct smi_port {
struct smi_dev *dev;
int idx;
int enable;
int fe_type;
/* regs */
u32 DMA_CHAN0_ADDR_LOW;
u32 DMA_CHAN0_ADDR_HI;
u32 DMA_CHAN0_TRANS_STATE;
u32 DMA_CHAN0_CONTROL;
u32 DMA_CHAN1_ADDR_LOW;
u32 DMA_CHAN1_ADDR_HI;
u32 DMA_CHAN1_TRANS_STATE;
u32 DMA_CHAN1_CONTROL;
u32 DMA_MANAGEMENT;
/* dma */
dma_addr_t dma_addr[2];
u8 *cpu_addr[2];
u32 _dmaInterruptCH0;
u32 _dmaInterruptCH1;
u32 _int_status;
struct tasklet_struct tasklet;
/* dvb */
struct dmx_frontend hw_frontend;
struct dmx_frontend mem_frontend;
struct dmxdev dmxdev;
struct dvb_adapter dvb_adapter;
struct dvb_demux demux;
struct dvb_net dvbnet;
int users;
struct dvb_frontend *fe;
/* frontend i2c module */
struct i2c_client *i2c_client_demod;
struct i2c_client *i2c_client_tuner;
};
struct smi_dev {
int nr;
struct smi_cfg_info *info;
/* pcie */
struct pci_dev *pci_dev;
u32 __iomem *lmmio;
/* ts port */
struct smi_port ts_port[2];
/* i2c */
struct i2c_adapter i2c_bus[2];
struct i2c_algo_bit_data i2c_bit[2];
/* ir */
struct smi_rc ir;
};
#define smi_read(reg) readl(dev->lmmio + ((reg)>>2))
#define smi_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
#define smi_andor(reg, mask, value) \
writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
((value) & (mask)), dev->lmmio+((reg)>>2))
#define smi_set(reg, bit) smi_andor((reg), (bit), (bit))
#define smi_clear(reg, bit) smi_andor((reg), (bit), 0)
int smi_ir_irq(struct smi_rc *ir, u32 int_status);
void smi_ir_start(struct smi_rc *ir);
void smi_ir_exit(struct smi_dev *dev);
int smi_ir_init(struct smi_dev *dev);
#endif /* #ifndef _SMI_PCIE_H_ */
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