1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * SMI PCIe driver for DVBSky cards.
4 *
5 * Copyright (C) 2014 Max nibble <nibble.max@gmail.com>
6 */
7
8#ifndef _SMI_PCIE_H_
9#define _SMI_PCIE_H_
10
11#include <linux/i2c.h>
12#include <linux/i2c-algo-bit.h>
13#include <linux/init.h>
14#include <linux/interrupt.h>
15#include <linux/kernel.h>
16#include <linux/module.h>
17#include <linux/pci.h>
18#include <linux/dma-mapping.h>
19#include <linux/slab.h>
20#include <media/rc-core.h>
21
22#include <media/demux.h>
23#include <media/dmxdev.h>
24#include <media/dvb_demux.h>
25#include <media/dvb_frontend.h>
26#include <media/dvb_net.h>
27#include <media/dvbdev.h>
28
29/* -------- Register Base -------- */
30#define MSI_CONTROL_REG_BASE 0x0800
31#define SYSTEM_CONTROL_REG_BASE 0x0880
32#define PCIE_EP_DEBUG_REG_BASE 0x08C0
33#define IR_CONTROL_REG_BASE 0x0900
34#define I2C_A_CONTROL_REG_BASE 0x0940
35#define I2C_B_CONTROL_REG_BASE 0x0980
36#define ATV_PORTA_CONTROL_REG_BASE 0x09C0
37#define DTV_PORTA_CONTROL_REG_BASE 0x0A00
38#define AES_PORTA_CONTROL_REG_BASE 0x0A80
39#define DMA_PORTA_CONTROL_REG_BASE 0x0AC0
40#define ATV_PORTB_CONTROL_REG_BASE 0x0B00
41#define DTV_PORTB_CONTROL_REG_BASE 0x0B40
42#define AES_PORTB_CONTROL_REG_BASE 0x0BC0
43#define DMA_PORTB_CONTROL_REG_BASE 0x0C00
44#define UART_A_REGISTER_BASE 0x0C40
45#define UART_B_REGISTER_BASE 0x0C80
46#define GPS_CONTROL_REG_BASE 0x0CC0
47#define DMA_PORTC_CONTROL_REG_BASE 0x0D00
48#define DMA_PORTD_CONTROL_REG_BASE 0x0D00
49#define AES_RANDOM_DATA_BASE 0x0D80
50#define AES_KEY_IN_BASE 0x0D90
51#define RANDOM_DATA_LIB_BASE 0x0E00
52#define IR_DATA_BUFFER_BASE 0x0F00
53#define PORTA_TS_BUFFER_BASE 0x1000
54#define PORTA_I2S_BUFFER_BASE 0x1400
55#define PORTB_TS_BUFFER_BASE 0x1800
56#define PORTB_I2S_BUFFER_BASE 0x1C00
57
58/* -------- MSI control and state register -------- */
59#define MSI_DELAY_TIMER (MSI_CONTROL_REG_BASE + 0x00)
60#define MSI_INT_STATUS (MSI_CONTROL_REG_BASE + 0x08)
61#define MSI_INT_STATUS_CLR (MSI_CONTROL_REG_BASE + 0x0C)
62#define MSI_INT_STATUS_SET (MSI_CONTROL_REG_BASE + 0x10)
63#define MSI_INT_ENA (MSI_CONTROL_REG_BASE + 0x14)
64#define MSI_INT_ENA_CLR (MSI_CONTROL_REG_BASE + 0x18)
65#define MSI_INT_ENA_SET (MSI_CONTROL_REG_BASE + 0x1C)
66#define MSI_SOFT_RESET (MSI_CONTROL_REG_BASE + 0x20)
67#define MSI_CFG_SRC0 (MSI_CONTROL_REG_BASE + 0x24)
68
69/* -------- Hybird Controller System Control register -------- */
70#define MUX_MODE_CTRL (SYSTEM_CONTROL_REG_BASE + 0x00)
71 #define rbPaMSMask 0x07
72 #define rbPaMSDtvNoGpio 0x00 /*[2:0], DTV Simple mode */
73 #define rbPaMSDtv4bitGpio 0x01 /*[2:0], DTV TS2 Serial mode)*/
74 #define rbPaMSDtv7bitGpio 0x02 /*[2:0], DTV TS0 Serial mode*/
75 #define rbPaMS8bitGpio 0x03 /*[2:0], GPIO mode selected;(8bit GPIO)*/
76 #define rbPaMSAtv 0x04 /*[2:0], 3'b1xx: ATV mode select*/
77 #define rbPbMSMask 0x38
78 #define rbPbMSDtvNoGpio 0x00 /*[5:3], DTV Simple mode */
79 #define rbPbMSDtv4bitGpio 0x08 /*[5:3], DTV TS2 Serial mode*/
80 #define rbPbMSDtv7bitGpio 0x10 /*[5:3], DTV TS0 Serial mode*/
81 #define rbPbMS8bitGpio 0x18 /*[5:3], GPIO mode selected;(8bit GPIO)*/
82 #define rbPbMSAtv 0x20 /*[5:3], 3'b1xx: ATV mode select*/
83 #define rbPaAESEN 0x40 /*[6], port A AES enable bit*/
84 #define rbPbAESEN 0x80 /*[7], port B AES enable bit*/
85
86#define INTERNAL_RST (SYSTEM_CONTROL_REG_BASE + 0x04)
87#define PERIPHERAL_CTRL (SYSTEM_CONTROL_REG_BASE + 0x08)
88#define GPIO_0to7_CTRL (SYSTEM_CONTROL_REG_BASE + 0x0C)
89#define GPIO_8to15_CTRL (SYSTEM_CONTROL_REG_BASE + 0x10)
90#define GPIO_16to24_CTRL (SYSTEM_CONTROL_REG_BASE + 0x14)
91#define GPIO_INT_SRC_CFG (SYSTEM_CONTROL_REG_BASE + 0x18)
92#define SYS_BUF_STATUS (SYSTEM_CONTROL_REG_BASE + 0x1C)
93#define PCIE_IP_REG_ACS (SYSTEM_CONTROL_REG_BASE + 0x20)
94#define PCIE_IP_REG_ACS_ADDR (SYSTEM_CONTROL_REG_BASE + 0x24)
95#define PCIE_IP_REG_ACS_DATA (SYSTEM_CONTROL_REG_BASE + 0x28)
96
97/* -------- IR Control register -------- */
98#define IR_Init_Reg (IR_CONTROL_REG_BASE + 0x00)
99#define IR_Idle_Cnt_Low (IR_CONTROL_REG_BASE + 0x04)
100#define IR_Idle_Cnt_High (IR_CONTROL_REG_BASE + 0x05)
101#define IR_Unit_Cnt_Low (IR_CONTROL_REG_BASE + 0x06)
102#define IR_Unit_Cnt_High (IR_CONTROL_REG_BASE + 0x07)
103#define IR_Data_Cnt (IR_CONTROL_REG_BASE + 0x08)
104#define rbIRen 0x80
105#define rbIRhighidle 0x10
106#define rbIRlowidle 0x00
107#define rbIRVld 0x04
108
109/* -------- I2C A control and state register -------- */
110#define I2C_A_CTL_STATUS (I2C_A_CONTROL_REG_BASE + 0x00)
111#define I2C_A_ADDR (I2C_A_CONTROL_REG_BASE + 0x04)
112#define I2C_A_SW_CTL (I2C_A_CONTROL_REG_BASE + 0x08)
113#define I2C_A_TIME_OUT_CNT (I2C_A_CONTROL_REG_BASE + 0x0C)
114#define I2C_A_FIFO_STATUS (I2C_A_CONTROL_REG_BASE + 0x10)
115#define I2C_A_FS_EN (I2C_A_CONTROL_REG_BASE + 0x14)
116#define I2C_A_FIFO_DATA (I2C_A_CONTROL_REG_BASE + 0x20)
117
118/* -------- I2C B control and state register -------- */
119#define I2C_B_CTL_STATUS (I2C_B_CONTROL_REG_BASE + 0x00)
120#define I2C_B_ADDR (I2C_B_CONTROL_REG_BASE + 0x04)
121#define I2C_B_SW_CTL (I2C_B_CONTROL_REG_BASE + 0x08)
122#define I2C_B_TIME_OUT_CNT (I2C_B_CONTROL_REG_BASE + 0x0C)
123#define I2C_B_FIFO_STATUS (I2C_B_CONTROL_REG_BASE + 0x10)
124#define I2C_B_FS_EN (I2C_B_CONTROL_REG_BASE + 0x14)
125#define I2C_B_FIFO_DATA (I2C_B_CONTROL_REG_BASE + 0x20)
126
127#define VIDEO_CTRL_STATUS_A (ATV_PORTA_CONTROL_REG_BASE + 0x04)
128
129/* -------- Digital TV control register, Port A -------- */
130#define MPEG2_CTRL_A (DTV_PORTA_CONTROL_REG_BASE + 0x00)
131#define SERIAL_IN_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x4C)
132#define VLD_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x60)
133#define ERR_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x64)
134#define BRD_CNT_ADDR_A (DTV_PORTA_CONTROL_REG_BASE + 0x68)
135
136/* -------- DMA Control Register, Port A -------- */
137#define DMA_PORTA_CHAN0_ADDR_LOW (DMA_PORTA_CONTROL_REG_BASE + 0x00)
138#define DMA_PORTA_CHAN0_ADDR_HI (DMA_PORTA_CONTROL_REG_BASE + 0x04)
139#define DMA_PORTA_CHAN0_TRANS_STATE (DMA_PORTA_CONTROL_REG_BASE + 0x08)
140#define DMA_PORTA_CHAN0_CONTROL (DMA_PORTA_CONTROL_REG_BASE + 0x0C)
141#define DMA_PORTA_CHAN1_ADDR_LOW (DMA_PORTA_CONTROL_REG_BASE + 0x10)
142#define DMA_PORTA_CHAN1_ADDR_HI (DMA_PORTA_CONTROL_REG_BASE + 0x14)
143#define DMA_PORTA_CHAN1_TRANS_STATE (DMA_PORTA_CONTROL_REG_BASE + 0x18)
144#define DMA_PORTA_CHAN1_CONTROL (DMA_PORTA_CONTROL_REG_BASE + 0x1C)
145#define DMA_PORTA_MANAGEMENT (DMA_PORTA_CONTROL_REG_BASE + 0x20)
146#define VIDEO_CTRL_STATUS_B (ATV_PORTB_CONTROL_REG_BASE + 0x04)
147
148/* -------- Digital TV control register, Port B -------- */
149#define MPEG2_CTRL_B (DTV_PORTB_CONTROL_REG_BASE + 0x00)
150#define SERIAL_IN_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x4C)
151#define VLD_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x60)
152#define ERR_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x64)
153#define BRD_CNT_ADDR_B (DTV_PORTB_CONTROL_REG_BASE + 0x68)
154
155/* -------- AES control register, Port B -------- */
156#define AES_CTRL_B (AES_PORTB_CONTROL_REG_BASE + 0x00)
157#define AES_KEY_BASE_B (AES_PORTB_CONTROL_REG_BASE + 0x04)
158
159/* -------- DMA Control Register, Port B -------- */
160#define DMA_PORTB_CHAN0_ADDR_LOW (DMA_PORTB_CONTROL_REG_BASE + 0x00)
161#define DMA_PORTB_CHAN0_ADDR_HI (DMA_PORTB_CONTROL_REG_BASE + 0x04)
162#define DMA_PORTB_CHAN0_TRANS_STATE (DMA_PORTB_CONTROL_REG_BASE + 0x08)
163#define DMA_PORTB_CHAN0_CONTROL (DMA_PORTB_CONTROL_REG_BASE + 0x0C)
164#define DMA_PORTB_CHAN1_ADDR_LOW (DMA_PORTB_CONTROL_REG_BASE + 0x10)
165#define DMA_PORTB_CHAN1_ADDR_HI (DMA_PORTB_CONTROL_REG_BASE + 0x14)
166#define DMA_PORTB_CHAN1_TRANS_STATE (DMA_PORTB_CONTROL_REG_BASE + 0x18)
167#define DMA_PORTB_CHAN1_CONTROL (DMA_PORTB_CONTROL_REG_BASE + 0x1C)
168#define DMA_PORTB_MANAGEMENT (DMA_PORTB_CONTROL_REG_BASE + 0x20)
169
170#define DMA_TRANS_UNIT_188 (0x00000007)
171
172/* -------- Macro define of 24 interrupt resource --------*/
173#define DMA_A_CHAN0_DONE_INT (0x00000001)
174#define DMA_A_CHAN1_DONE_INT (0x00000002)
175#define DMA_B_CHAN0_DONE_INT (0x00000004)
176#define DMA_B_CHAN1_DONE_INT (0x00000008)
177#define DMA_C_CHAN0_DONE_INT (0x00000010)
178#define DMA_C_CHAN1_DONE_INT (0x00000020)
179#define DMA_D_CHAN0_DONE_INT (0x00000040)
180#define DMA_D_CHAN1_DONE_INT (0x00000080)
181#define DATA_BUF_OVERFLOW_INT (0x00000100)
182#define UART_0_X_INT (0x00000200)
183#define UART_1_X_INT (0x00000400)
184#define IR_X_INT (0x00000800)
185#define GPIO_0_INT (0x00001000)
186#define GPIO_1_INT (0x00002000)
187#define GPIO_2_INT (0x00004000)
188#define GPIO_3_INT (0x00008000)
189#define ALL_INT (0x0000FFFF)
190
191/* software I2C bit mask */
192#define SW_I2C_MSK_MODE 0x01
193#define SW_I2C_MSK_CLK_OUT 0x02
194#define SW_I2C_MSK_DAT_OUT 0x04
195#define SW_I2C_MSK_CLK_EN 0x08
196#define SW_I2C_MSK_DAT_EN 0x10
197#define SW_I2C_MSK_DAT_IN 0x40
198#define SW_I2C_MSK_CLK_IN 0x80
199
200#define SMI_VID 0x1ADE
201#define SMI_PID 0x3038
202#define SMI_TS_DMA_BUF_SIZE (1024 * 188)
203
204struct smi_cfg_info {
205#define SMI_DVBSKY_S952 0
206#define SMI_DVBSKY_S950 1
207#define SMI_DVBSKY_T9580 2
208#define SMI_DVBSKY_T982 3
209#define SMI_TECHNOTREND_S2_4200 4
210 int type;
211 char *name;
212#define SMI_TS_NULL 0
213#define SMI_TS_DMA_SINGLE 1
214#define SMI_TS_DMA_BOTH 3
215/* SMI_TS_NULL: not use;
216 * SMI_TS_DMA_SINGLE: use DMA 0 only;
217 * SMI_TS_DMA_BOTH:use DMA 0 and 1.*/
218 int ts_0;
219 int ts_1;
220#define DVBSKY_FE_NULL 0
221#define DVBSKY_FE_M88RS6000 1
222#define DVBSKY_FE_M88DS3103 2
223#define DVBSKY_FE_SIT2 3
224 int fe_0;
225 int fe_1;
226 char *rc_map;
227};
228
229struct smi_rc {
230 struct smi_dev *dev;
231 struct rc_dev *rc_dev;
232 char input_phys[64];
233 char device_name[64];
234 u8 irData[256];
235
236 int users;
237};
238
239struct smi_port {
240 struct smi_dev *dev;
241 int idx;
242 int enable;
243 int fe_type;
244 /* regs */
245 u32 DMA_CHAN0_ADDR_LOW;
246 u32 DMA_CHAN0_ADDR_HI;
247 u32 DMA_CHAN0_TRANS_STATE;
248 u32 DMA_CHAN0_CONTROL;
249 u32 DMA_CHAN1_ADDR_LOW;
250 u32 DMA_CHAN1_ADDR_HI;
251 u32 DMA_CHAN1_TRANS_STATE;
252 u32 DMA_CHAN1_CONTROL;
253 u32 DMA_MANAGEMENT;
254 /* dma */
255 dma_addr_t dma_addr[2];
256 u8 *cpu_addr[2];
257 u32 _dmaInterruptCH0;
258 u32 _dmaInterruptCH1;
259 u32 _int_status;
260 struct tasklet_struct tasklet;
261 /* dvb */
262 struct dmx_frontend hw_frontend;
263 struct dmx_frontend mem_frontend;
264 struct dmxdev dmxdev;
265 struct dvb_adapter dvb_adapter;
266 struct dvb_demux demux;
267 struct dvb_net dvbnet;
268 int users;
269 struct dvb_frontend *fe;
270 /* frontend i2c module */
271 struct i2c_client *i2c_client_demod;
272 struct i2c_client *i2c_client_tuner;
273};
274
275struct smi_dev {
276 int nr;
277 struct smi_cfg_info *info;
278
279 /* pcie */
280 struct pci_dev *pci_dev;
281 u32 __iomem *lmmio;
282
283 /* ts port */
284 struct smi_port ts_port[2];
285
286 /* i2c */
287 struct i2c_adapter i2c_bus[2];
288 struct i2c_algo_bit_data i2c_bit[2];
289
290 /* ir */
291 struct smi_rc ir;
292};
293
294#define smi_read(reg) readl(dev->lmmio + ((reg)>>2))
295#define smi_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
296
297#define smi_andor(reg, mask, value) \
298 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
299 ((value) & (mask)), dev->lmmio+((reg)>>2))
300
301#define smi_set(reg, bit) smi_andor((reg), (bit), (bit))
302#define smi_clear(reg, bit) smi_andor((reg), (bit), 0)
303
304int smi_ir_irq(struct smi_rc *ir, u32 int_status);
305void smi_ir_start(struct smi_rc *ir);
306void smi_ir_exit(struct smi_dev *dev);
307int smi_ir_init(struct smi_dev *dev);
308
309#endif /* #ifndef _SMI_PCIE_H_ */
310

source code of linux/drivers/media/pci/smipcie/smipcie.h