1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* |
3 | * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III |
4 | * flexcop-common.h - common header file for device-specific source files |
5 | * see flexcop.c for copyright information |
6 | */ |
7 | #ifndef __FLEXCOP_COMMON_H__ |
8 | #define __FLEXCOP_COMMON_H__ |
9 | |
10 | #include <linux/interrupt.h> |
11 | #include <linux/pci.h> |
12 | #include <linux/mutex.h> |
13 | |
14 | #include "flexcop-reg.h" |
15 | |
16 | #include <media/dmxdev.h> |
17 | #include <media/dvb_demux.h> |
18 | #include <media/dvb_net.h> |
19 | #include <media/dvb_frontend.h> |
20 | |
21 | #define FC_MAX_FEED 256 |
22 | |
23 | #ifndef FC_LOG_PREFIX |
24 | #warning please define a log prefix for your file, using a default one |
25 | #define FC_LOG_PREFIX "b2c2-undef" |
26 | #endif |
27 | |
28 | /* Steal from usb.h */ |
29 | #undef err |
30 | #define err(format, arg...) \ |
31 | printk(KERN_ERR FC_LOG_PREFIX ": " format "\n" , ## arg) |
32 | #undef info |
33 | #define info(format, arg...) \ |
34 | printk(KERN_INFO FC_LOG_PREFIX ": " format "\n" , ## arg) |
35 | #undef warn |
36 | #define warn(format, arg...) \ |
37 | printk(KERN_WARNING FC_LOG_PREFIX ": " format "\n" , ## arg) |
38 | |
39 | struct flexcop_dma { |
40 | struct pci_dev *pdev; |
41 | |
42 | u8 *cpu_addr0; |
43 | dma_addr_t dma_addr0; |
44 | u8 *cpu_addr1; |
45 | dma_addr_t dma_addr1; |
46 | u32 size; /* size of each address in bytes */ |
47 | }; |
48 | |
49 | struct flexcop_i2c_adapter { |
50 | struct flexcop_device *fc; |
51 | struct i2c_adapter i2c_adap; |
52 | |
53 | u8 no_base_addr; |
54 | flexcop_i2c_port_t port; |
55 | }; |
56 | |
57 | /* Control structure for data definitions that are common to |
58 | * the B2C2-based PCI and USB devices. |
59 | */ |
60 | struct flexcop_device { |
61 | /* general */ |
62 | struct device *dev; /* for firmware_class */ |
63 | |
64 | #define FC_STATE_DVB_INIT 0x01 |
65 | #define FC_STATE_I2C_INIT 0x02 |
66 | #define FC_STATE_FE_INIT 0x04 |
67 | int init_state; |
68 | |
69 | /* device information */ |
70 | int has_32_hw_pid_filter; |
71 | flexcop_revision_t rev; |
72 | flexcop_device_type_t dev_type; |
73 | flexcop_bus_t bus_type; |
74 | |
75 | /* dvb stuff */ |
76 | struct dvb_adapter dvb_adapter; |
77 | struct dvb_frontend *fe; |
78 | struct dvb_net dvbnet; |
79 | struct dvb_demux demux; |
80 | struct dmxdev dmxdev; |
81 | struct dmx_frontend hw_frontend; |
82 | struct dmx_frontend mem_frontend; |
83 | int (*fe_sleep) (struct dvb_frontend *); |
84 | |
85 | struct flexcop_i2c_adapter fc_i2c_adap[3]; |
86 | struct mutex i2c_mutex; |
87 | struct module *owner; |
88 | |
89 | /* options and status */ |
90 | int ; |
91 | int feedcount; |
92 | int pid_filtering; |
93 | int fullts_streaming_state; |
94 | int skip_6_hw_pid_filter; |
95 | |
96 | /* bus specific callbacks */ |
97 | flexcop_ibi_value(*read_ibi_reg) (struct flexcop_device *, |
98 | flexcop_ibi_register); |
99 | int (*write_ibi_reg) (struct flexcop_device *, |
100 | flexcop_ibi_register, flexcop_ibi_value); |
101 | int (*i2c_request) (struct flexcop_i2c_adapter *, |
102 | flexcop_access_op_t, u8 chipaddr, u8 addr, u8 *buf, u16 len); |
103 | int (*stream_control) (struct flexcop_device *, int); |
104 | int (*get_mac_addr) (struct flexcop_device *fc, int extended); |
105 | void *bus_specific; |
106 | }; |
107 | |
108 | /* exported prototypes */ |
109 | |
110 | /* from flexcop.c */ |
111 | void flexcop_pass_dmx_data(struct flexcop_device *fc, u8 *buf, u32 len); |
112 | void flexcop_pass_dmx_packets(struct flexcop_device *fc, u8 *buf, u32 no); |
113 | |
114 | struct flexcop_device *flexcop_device_kmalloc(size_t bus_specific_len); |
115 | void flexcop_device_kfree(struct flexcop_device *); |
116 | |
117 | int flexcop_device_initialize(struct flexcop_device *); |
118 | void flexcop_device_exit(struct flexcop_device *fc); |
119 | void flexcop_reset_block_300(struct flexcop_device *fc); |
120 | |
121 | /* from flexcop-dma.c */ |
122 | int flexcop_dma_allocate(struct pci_dev *pdev, |
123 | struct flexcop_dma *dma, u32 size); |
124 | void flexcop_dma_free(struct flexcop_dma *dma); |
125 | |
126 | int flexcop_dma_control_timer_irq(struct flexcop_device *fc, |
127 | flexcop_dma_index_t no, int onoff); |
128 | int flexcop_dma_control_size_irq(struct flexcop_device *fc, |
129 | flexcop_dma_index_t no, int onoff); |
130 | int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma, |
131 | flexcop_dma_index_t dma_idx); |
132 | int flexcop_dma_xfer_control(struct flexcop_device *fc, |
133 | flexcop_dma_index_t dma_idx, flexcop_dma_addr_index_t index, |
134 | int onoff); |
135 | int flexcop_dma_config_timer(struct flexcop_device *fc, |
136 | flexcop_dma_index_t dma_idx, u8 cycles); |
137 | |
138 | /* from flexcop-eeprom.c */ |
139 | /* the PCI part uses this call to get the MAC address, the USB part has its own */ |
140 | int flexcop_eeprom_check_mac_addr(struct flexcop_device *fc, int extended); |
141 | |
142 | /* from flexcop-i2c.c */ |
143 | /* the PCI part uses this a i2c_request callback, whereas the usb part has its own |
144 | * one. We have it in flexcop-i2c.c, because it is going via the actual |
145 | * I2C-channel of the flexcop. |
146 | */ |
147 | int flexcop_i2c_request(struct flexcop_i2c_adapter*, flexcop_access_op_t, |
148 | u8 chipaddr, u8 addr, u8 *buf, u16 len); |
149 | |
150 | /* from flexcop-sram.c */ |
151 | int flexcop_sram_set_dest(struct flexcop_device *fc, flexcop_sram_dest_t dest, |
152 | flexcop_sram_dest_target_t target); |
153 | void flexcop_wan_set_speed(struct flexcop_device *fc, flexcop_wan_speed_t s); |
154 | void flexcop_sram_ctrl(struct flexcop_device *fc, |
155 | int usb_wan, int sramdma, int maximumfill); |
156 | |
157 | /* global prototypes for the flexcop-chip */ |
158 | /* from flexcop-fe-tuner.c */ |
159 | int flexcop_frontend_init(struct flexcop_device *fc); |
160 | void flexcop_frontend_exit(struct flexcop_device *fc); |
161 | |
162 | /* from flexcop-i2c.c */ |
163 | int flexcop_i2c_init(struct flexcop_device *fc); |
164 | void flexcop_i2c_exit(struct flexcop_device *fc); |
165 | |
166 | /* from flexcop-sram.c */ |
167 | int flexcop_sram_init(struct flexcop_device *fc); |
168 | |
169 | /* from flexcop-misc.c */ |
170 | void flexcop_determine_revision(struct flexcop_device *fc); |
171 | void flexcop_device_name(struct flexcop_device *fc, |
172 | const char *prefix, const char *suffix); |
173 | void flexcop_dump_reg(struct flexcop_device *fc, |
174 | flexcop_ibi_register reg, int num); |
175 | |
176 | /* from flexcop-hw-filter.c */ |
177 | int flexcop_pid_feed_control(struct flexcop_device *fc, |
178 | struct dvb_demux_feed *dvbdmxfeed, int onoff); |
179 | void flexcop_hw_filter_init(struct flexcop_device *fc); |
180 | |
181 | void flexcop_smc_ctrl(struct flexcop_device *fc, int onoff); |
182 | |
183 | void flexcop_set_mac_filter(struct flexcop_device *fc, u8 mac[6]); |
184 | void flexcop_mac_filter_ctrl(struct flexcop_device *fc, int onoff); |
185 | |
186 | #endif |
187 | |