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Commit | Line | Data |
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dd316c6b OG |
1 | /* |
2 | * Linux-DVB Driver for DiBcom's DiB9000 and demodulator-family. | |
3 | * | |
4 | * Copyright (C) 2005-10 DiBcom (http://www.dibcom.fr/) | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License as | |
8 | * published by the Free Software Foundation, version 2. | |
9 | */ | |
10 | #include <linux/kernel.h> | |
11 | #include <linux/i2c.h> | |
12 | #include <linux/mutex.h> | |
13 | ||
14 | #include "dvb_math.h" | |
15 | #include "dvb_frontend.h" | |
16 | ||
17 | #include "dib9000.h" | |
18 | #include "dibx000_common.h" | |
19 | ||
20 | static int debug; | |
21 | module_param(debug, int, 0644); | |
22 | MODULE_PARM_DESC(debug, "turn on debugging (default: 0)"); | |
23 | ||
24 | #define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiB9000: "); printk(args); printk("\n"); } } while (0) | |
25 | #define MAX_NUMBER_OF_FRONTENDS 6 | |
26 | ||
27 | struct i2c_device { | |
28 | struct i2c_adapter *i2c_adap; | |
29 | u8 i2c_addr; | |
5a0deeed OG |
30 | u8 *i2c_read_buffer; |
31 | u8 *i2c_write_buffer; | |
dd316c6b OG |
32 | }; |
33 | ||
79fcce32 PB |
34 | struct dib9000_pid_ctrl { |
35 | #define DIB9000_PID_FILTER_CTRL 0 | |
36 | #define DIB9000_PID_FILTER 1 | |
37 | u8 cmd; | |
38 | u8 id; | |
39 | u16 pid; | |
40 | u8 onoff; | |
41 | }; | |
42 | ||
dd316c6b OG |
43 | struct dib9000_state { |
44 | struct i2c_device i2c; | |
45 | ||
46 | struct dibx000_i2c_master i2c_master; | |
47 | struct i2c_adapter tuner_adap; | |
48 | struct i2c_adapter component_bus; | |
49 | ||
50 | u16 revision; | |
51 | u8 reg_offs; | |
52 | ||
53 | enum frontend_tune_state tune_state; | |
54 | u32 status; | |
55 | struct dvb_frontend_parametersContext channel_status; | |
56 | ||
57 | u8 fe_id; | |
58 | ||
59 | #define DIB9000_GPIO_DEFAULT_DIRECTIONS 0xffff | |
60 | u16 gpio_dir; | |
61 | #define DIB9000_GPIO_DEFAULT_VALUES 0x0000 | |
62 | u16 gpio_val; | |
63 | #define DIB9000_GPIO_DEFAULT_PWM_POS 0xffff | |
64 | u16 gpio_pwm_pos; | |
65 | ||
66 | union { /* common for all chips */ | |
67 | struct { | |
68 | u8 mobile_mode:1; | |
69 | } host; | |
70 | ||
71 | struct { | |
72 | struct dib9000_fe_memory_map { | |
73 | u16 addr; | |
74 | u16 size; | |
75 | } fe_mm[18]; | |
76 | u8 memcmd; | |
77 | ||
1eaef48b AK |
78 | struct mutex mbx_if_lock; /* to protect read/write operations */ |
79 | struct mutex mbx_lock; /* to protect the whole mailbox handling */ | |
dd316c6b | 80 | |
1eaef48b AK |
81 | struct mutex mem_lock; /* to protect the memory accesses */ |
82 | struct mutex mem_mbx_lock; /* to protect the memory-based mailbox */ | |
dd316c6b OG |
83 | |
84 | #define MBX_MAX_WORDS (256 - 200 - 2) | |
85 | #define DIB9000_MSG_CACHE_SIZE 2 | |
86 | u16 message_cache[DIB9000_MSG_CACHE_SIZE][MBX_MAX_WORDS]; | |
87 | u8 fw_is_running; | |
88 | } risc; | |
89 | } platform; | |
90 | ||
91 | union { /* common for all platforms */ | |
92 | struct { | |
93 | struct dib9000_config cfg; | |
94 | } d9; | |
95 | } chip; | |
96 | ||
97 | struct dvb_frontend *fe[MAX_NUMBER_OF_FRONTENDS]; | |
98 | u16 component_bus_speed; | |
5a0deeed OG |
99 | |
100 | /* for the I2C transfer */ | |
101 | struct i2c_msg msg[2]; | |
102 | u8 i2c_write_buffer[255]; | |
103 | u8 i2c_read_buffer[255]; | |
1eaef48b | 104 | struct mutex demod_lock; |
79fcce32 PB |
105 | u8 get_frontend_internal; |
106 | struct dib9000_pid_ctrl pid_ctrl[10]; | |
107 | s8 pid_ctrl_index; /* -1: empty list; -2: do not use the list */ | |
dd316c6b OG |
108 | }; |
109 | ||
5a0deeed | 110 | static const u32 fe_info[44] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
dd316c6b | 111 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
5a0deeed | 112 | 0, 0, 0, 0, 0, 0, 0, 0 |
dd316c6b OG |
113 | }; |
114 | ||
115 | enum dib9000_power_mode { | |
116 | DIB9000_POWER_ALL = 0, | |
117 | ||
118 | DIB9000_POWER_NO, | |
119 | DIB9000_POWER_INTERF_ANALOG_AGC, | |
120 | DIB9000_POWER_COR4_DINTLV_ICIRM_EQUAL_CFROD, | |
121 | DIB9000_POWER_COR4_CRY_ESRAM_MOUT_NUD, | |
122 | DIB9000_POWER_INTERFACE_ONLY, | |
123 | }; | |
124 | ||
125 | enum dib9000_out_messages { | |
126 | OUT_MSG_HBM_ACK, | |
127 | OUT_MSG_HOST_BUF_FAIL, | |
128 | OUT_MSG_REQ_VERSION, | |
129 | OUT_MSG_BRIDGE_I2C_W, | |
130 | OUT_MSG_BRIDGE_I2C_R, | |
131 | OUT_MSG_BRIDGE_APB_W, | |
132 | OUT_MSG_BRIDGE_APB_R, | |
133 | OUT_MSG_SCAN_CHANNEL, | |
134 | OUT_MSG_MONIT_DEMOD, | |
135 | OUT_MSG_CONF_GPIO, | |
136 | OUT_MSG_DEBUG_HELP, | |
137 | OUT_MSG_SUBBAND_SEL, | |
138 | OUT_MSG_ENABLE_TIME_SLICE, | |
139 | OUT_MSG_FE_FW_DL, | |
140 | OUT_MSG_FE_CHANNEL_SEARCH, | |
141 | OUT_MSG_FE_CHANNEL_TUNE, | |
142 | OUT_MSG_FE_SLEEP, | |
143 | OUT_MSG_FE_SYNC, | |
144 | OUT_MSG_CTL_MONIT, | |
145 | ||
146 | OUT_MSG_CONF_SVC, | |
147 | OUT_MSG_SET_HBM, | |
148 | OUT_MSG_INIT_DEMOD, | |
149 | OUT_MSG_ENABLE_DIVERSITY, | |
150 | OUT_MSG_SET_OUTPUT_MODE, | |
151 | OUT_MSG_SET_PRIORITARY_CHANNEL, | |
152 | OUT_MSG_ACK_FRG, | |
153 | OUT_MSG_INIT_PMU, | |
154 | }; | |
155 | ||
156 | enum dib9000_in_messages { | |
157 | IN_MSG_DATA, | |
158 | IN_MSG_FRAME_INFO, | |
159 | IN_MSG_CTL_MONIT, | |
160 | IN_MSG_ACK_FREE_ITEM, | |
161 | IN_MSG_DEBUG_BUF, | |
162 | IN_MSG_MPE_MONITOR, | |
163 | IN_MSG_RAWTS_MONITOR, | |
164 | IN_MSG_END_BRIDGE_I2C_RW, | |
165 | IN_MSG_END_BRIDGE_APB_RW, | |
166 | IN_MSG_VERSION, | |
167 | IN_MSG_END_OF_SCAN, | |
168 | IN_MSG_MONIT_DEMOD, | |
169 | IN_MSG_ERROR, | |
170 | IN_MSG_FE_FW_DL_DONE, | |
171 | IN_MSG_EVENT, | |
172 | IN_MSG_ACK_CHANGE_SVC, | |
173 | IN_MSG_HBM_PROF, | |
174 | }; | |
175 | ||
176 | /* memory_access requests */ | |
177 | #define FE_MM_W_CHANNEL 0 | |
178 | #define FE_MM_W_FE_INFO 1 | |
179 | #define FE_MM_RW_SYNC 2 | |
180 | ||
181 | #define FE_SYNC_CHANNEL 1 | |
182 | #define FE_SYNC_W_GENERIC_MONIT 2 | |
183 | #define FE_SYNC_COMPONENT_ACCESS 3 | |
184 | ||
185 | #define FE_MM_R_CHANNEL_SEARCH_STATE 3 | |
186 | #define FE_MM_R_CHANNEL_UNION_CONTEXT 4 | |
187 | #define FE_MM_R_FE_INFO 5 | |
188 | #define FE_MM_R_FE_MONITOR 6 | |
189 | ||
190 | #define FE_MM_W_CHANNEL_HEAD 7 | |
191 | #define FE_MM_W_CHANNEL_UNION 8 | |
192 | #define FE_MM_W_CHANNEL_CONTEXT 9 | |
193 | #define FE_MM_R_CHANNEL_UNION 10 | |
194 | #define FE_MM_R_CHANNEL_CONTEXT 11 | |
195 | #define FE_MM_R_CHANNEL_TUNE_STATE 12 | |
196 | ||
197 | #define FE_MM_R_GENERIC_MONITORING_SIZE 13 | |
198 | #define FE_MM_W_GENERIC_MONITORING 14 | |
199 | #define FE_MM_R_GENERIC_MONITORING 15 | |
200 | ||
201 | #define FE_MM_W_COMPONENT_ACCESS 16 | |
202 | #define FE_MM_RW_COMPONENT_ACCESS_BUFFER 17 | |
b4d6046e | 203 | static int dib9000_risc_apb_access_read(struct dib9000_state *state, u32 address, u16 attribute, const u8 * tx, u32 txlen, u8 * b, u32 len); |
dd316c6b OG |
204 | static int dib9000_risc_apb_access_write(struct dib9000_state *state, u32 address, u16 attribute, const u8 * b, u32 len); |
205 | ||
206 | static u16 to_fw_output_mode(u16 mode) | |
207 | { | |
208 | switch (mode) { | |
209 | case OUTMODE_HIGH_Z: | |
210 | return 0; | |
211 | case OUTMODE_MPEG2_PAR_GATED_CLK: | |
212 | return 4; | |
213 | case OUTMODE_MPEG2_PAR_CONT_CLK: | |
214 | return 8; | |
215 | case OUTMODE_MPEG2_SERIAL: | |
216 | return 16; | |
217 | case OUTMODE_DIVERSITY: | |
218 | return 128; | |
219 | case OUTMODE_MPEG2_FIFO: | |
220 | return 2; | |
221 | case OUTMODE_ANALOG_ADC: | |
222 | return 1; | |
223 | default: | |
224 | return 0; | |
225 | } | |
226 | } | |
227 | ||
88d0518c | 228 | static int dib9000_read16_attr(struct dib9000_state *state, u16 reg, u8 *b, u32 len, u16 attribute) |
dd316c6b OG |
229 | { |
230 | u32 chunk_size = 126; | |
231 | u32 l; | |
232 | int ret; | |
dd316c6b OG |
233 | |
234 | if (state->platform.risc.fw_is_running && (reg < 1024)) | |
235 | return dib9000_risc_apb_access_read(state, reg, attribute, NULL, 0, b, len); | |
236 | ||
5a0deeed OG |
237 | memset(state->msg, 0, 2 * sizeof(struct i2c_msg)); |
238 | state->msg[0].addr = state->i2c.i2c_addr >> 1; | |
239 | state->msg[0].flags = 0; | |
240 | state->msg[0].buf = state->i2c_write_buffer; | |
241 | state->msg[0].len = 2; | |
242 | state->msg[1].addr = state->i2c.i2c_addr >> 1; | |
243 | state->msg[1].flags = I2C_M_RD; | |
244 | state->msg[1].buf = b; | |
245 | state->msg[1].len = len; | |
246 | ||
247 | state->i2c_write_buffer[0] = reg >> 8; | |
248 | state->i2c_write_buffer[1] = reg & 0xff; | |
249 | ||
dd316c6b | 250 | if (attribute & DATA_BUS_ACCESS_MODE_8BIT) |
5a0deeed | 251 | state->i2c_write_buffer[0] |= (1 << 5); |
dd316c6b | 252 | if (attribute & DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) |
5a0deeed | 253 | state->i2c_write_buffer[0] |= (1 << 4); |
dd316c6b OG |
254 | |
255 | do { | |
256 | l = len < chunk_size ? len : chunk_size; | |
5a0deeed OG |
257 | state->msg[1].len = l; |
258 | state->msg[1].buf = b; | |
259 | ret = i2c_transfer(state->i2c.i2c_adap, state->msg, 2) != 2 ? -EREMOTEIO : 0; | |
dd316c6b OG |
260 | if (ret != 0) { |
261 | dprintk("i2c read error on %d", reg); | |
262 | return -EREMOTEIO; | |
263 | } | |
264 | ||
265 | b += l; | |
266 | len -= l; | |
267 | ||
268 | if (!(attribute & DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT)) | |
269 | reg += l / 2; | |
270 | } while ((ret == 0) && len); | |
271 | ||
272 | return 0; | |
273 | } | |
274 | ||
275 | static u16 dib9000_i2c_read16(struct i2c_device *i2c, u16 reg) | |
276 | { | |
dd316c6b | 277 | struct i2c_msg msg[2] = { |
5a0deeed OG |
278 | {.addr = i2c->i2c_addr >> 1, .flags = 0, |
279 | .buf = i2c->i2c_write_buffer, .len = 2}, | |
280 | {.addr = i2c->i2c_addr >> 1, .flags = I2C_M_RD, | |
281 | .buf = i2c->i2c_read_buffer, .len = 2}, | |
dd316c6b OG |
282 | }; |
283 | ||
5a0deeed OG |
284 | i2c->i2c_write_buffer[0] = reg >> 8; |
285 | i2c->i2c_write_buffer[1] = reg & 0xff; | |
286 | ||
dd316c6b OG |
287 | if (i2c_transfer(i2c->i2c_adap, msg, 2) != 2) { |
288 | dprintk("read register %x error", reg); | |
289 | return 0; | |
290 | } | |
291 | ||
5a0deeed | 292 | return (i2c->i2c_read_buffer[0] << 8) | i2c->i2c_read_buffer[1]; |
dd316c6b OG |
293 | } |
294 | ||
295 | static inline u16 dib9000_read_word(struct dib9000_state *state, u16 reg) | |
296 | { | |
5a0deeed | 297 | if (dib9000_read16_attr(state, reg, state->i2c_read_buffer, 2, 0) != 0) |
dd316c6b | 298 | return 0; |
5a0deeed | 299 | return (state->i2c_read_buffer[0] << 8) | state->i2c_read_buffer[1]; |
dd316c6b OG |
300 | } |
301 | ||
302 | static inline u16 dib9000_read_word_attr(struct dib9000_state *state, u16 reg, u16 attribute) | |
303 | { | |
5a0deeed OG |
304 | if (dib9000_read16_attr(state, reg, state->i2c_read_buffer, 2, |
305 | attribute) != 0) | |
dd316c6b | 306 | return 0; |
5a0deeed | 307 | return (state->i2c_read_buffer[0] << 8) | state->i2c_read_buffer[1]; |
dd316c6b OG |
308 | } |
309 | ||
310 | #define dib9000_read16_noinc_attr(state, reg, b, len, attribute) dib9000_read16_attr(state, reg, b, len, (attribute) | DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) | |
311 | ||
88d0518c | 312 | static int dib9000_write16_attr(struct dib9000_state *state, u16 reg, const u8 *buf, u32 len, u16 attribute) |
dd316c6b | 313 | { |
dd316c6b OG |
314 | u32 chunk_size = 126; |
315 | u32 l; | |
316 | int ret; | |
317 | ||
dd316c6b OG |
318 | if (state->platform.risc.fw_is_running && (reg < 1024)) { |
319 | if (dib9000_risc_apb_access_write | |
b4d6046e | 320 | (state, reg, DATA_BUS_ACCESS_MODE_16BIT | DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT | attribute, buf, len) != 0) |
dd316c6b OG |
321 | return -EINVAL; |
322 | return 0; | |
323 | } | |
324 | ||
5a0deeed OG |
325 | memset(&state->msg[0], 0, sizeof(struct i2c_msg)); |
326 | state->msg[0].addr = state->i2c.i2c_addr >> 1; | |
327 | state->msg[0].flags = 0; | |
328 | state->msg[0].buf = state->i2c_write_buffer; | |
329 | state->msg[0].len = len + 2; | |
330 | ||
331 | state->i2c_write_buffer[0] = (reg >> 8) & 0xff; | |
332 | state->i2c_write_buffer[1] = (reg) & 0xff; | |
dd316c6b OG |
333 | |
334 | if (attribute & DATA_BUS_ACCESS_MODE_8BIT) | |
5a0deeed | 335 | state->i2c_write_buffer[0] |= (1 << 5); |
dd316c6b | 336 | if (attribute & DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) |
5a0deeed | 337 | state->i2c_write_buffer[0] |= (1 << 4); |
dd316c6b OG |
338 | |
339 | do { | |
340 | l = len < chunk_size ? len : chunk_size; | |
5a0deeed OG |
341 | state->msg[0].len = l + 2; |
342 | memcpy(&state->i2c_write_buffer[2], buf, l); | |
dd316c6b | 343 | |
5a0deeed | 344 | ret = i2c_transfer(state->i2c.i2c_adap, state->msg, 1) != 1 ? -EREMOTEIO : 0; |
dd316c6b OG |
345 | |
346 | buf += l; | |
347 | len -= l; | |
348 | ||
349 | if (!(attribute & DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT)) | |
350 | reg += l / 2; | |
351 | } while ((ret == 0) && len); | |
352 | ||
353 | return ret; | |
354 | } | |
355 | ||
356 | static int dib9000_i2c_write16(struct i2c_device *i2c, u16 reg, u16 val) | |
357 | { | |
dd316c6b | 358 | struct i2c_msg msg = { |
5a0deeed OG |
359 | .addr = i2c->i2c_addr >> 1, .flags = 0, |
360 | .buf = i2c->i2c_write_buffer, .len = 4 | |
dd316c6b OG |
361 | }; |
362 | ||
5a0deeed OG |
363 | i2c->i2c_write_buffer[0] = (reg >> 8) & 0xff; |
364 | i2c->i2c_write_buffer[1] = reg & 0xff; | |
365 | i2c->i2c_write_buffer[2] = (val >> 8) & 0xff; | |
366 | i2c->i2c_write_buffer[3] = val & 0xff; | |
367 | ||
dd316c6b OG |
368 | return i2c_transfer(i2c->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0; |
369 | } | |
370 | ||
371 | static inline int dib9000_write_word(struct dib9000_state *state, u16 reg, u16 val) | |
372 | { | |
373 | u8 b[2] = { val >> 8, val & 0xff }; | |
374 | return dib9000_write16_attr(state, reg, b, 2, 0); | |
375 | } | |
376 | ||
377 | static inline int dib9000_write_word_attr(struct dib9000_state *state, u16 reg, u16 val, u16 attribute) | |
378 | { | |
379 | u8 b[2] = { val >> 8, val & 0xff }; | |
380 | return dib9000_write16_attr(state, reg, b, 2, attribute); | |
381 | } | |
382 | ||
383 | #define dib9000_write(state, reg, buf, len) dib9000_write16_attr(state, reg, buf, len, 0) | |
384 | #define dib9000_write16_noinc(state, reg, buf, len) dib9000_write16_attr(state, reg, buf, len, DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) | |
385 | #define dib9000_write16_noinc_attr(state, reg, buf, len, attribute) dib9000_write16_attr(state, reg, buf, len, DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT | (attribute)) | |
386 | ||
387 | #define dib9000_mbx_send(state, id, data, len) dib9000_mbx_send_attr(state, id, data, len, 0) | |
388 | #define dib9000_mbx_get_message(state, id, msg, len) dib9000_mbx_get_message_attr(state, id, msg, len, 0) | |
389 | ||
390 | #define MAC_IRQ (1 << 1) | |
391 | #define IRQ_POL_MSK (1 << 4) | |
392 | ||
393 | #define dib9000_risc_mem_read_chunks(state, b, len) dib9000_read16_attr(state, 1063, b, len, DATA_BUS_ACCESS_MODE_8BIT | DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) | |
394 | #define dib9000_risc_mem_write_chunks(state, buf, len) dib9000_write16_attr(state, 1063, buf, len, DATA_BUS_ACCESS_MODE_8BIT | DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT) | |
395 | ||
396 | static void dib9000_risc_mem_setup_cmd(struct dib9000_state *state, u32 addr, u32 len, u8 reading) | |
397 | { | |
398 | u8 b[14] = { 0 }; | |
399 | ||
b4d6046e OG |
400 | /* dprintk("%d memcmd: %d %d %d\n", state->fe_id, addr, addr+len, len); */ |
401 | /* b[0] = 0 << 7; */ | |
dd316c6b OG |
402 | b[1] = 1; |
403 | ||
b4d6046e OG |
404 | /* b[2] = 0; */ |
405 | /* b[3] = 0; */ | |
406 | b[4] = (u8) (addr >> 8); | |
dd316c6b OG |
407 | b[5] = (u8) (addr & 0xff); |
408 | ||
b4d6046e OG |
409 | /* b[10] = 0; */ |
410 | /* b[11] = 0; */ | |
411 | b[12] = (u8) (addr >> 8); | |
dd316c6b OG |
412 | b[13] = (u8) (addr & 0xff); |
413 | ||
414 | addr += len; | |
b4d6046e OG |
415 | /* b[6] = 0; */ |
416 | /* b[7] = 0; */ | |
417 | b[8] = (u8) (addr >> 8); | |
dd316c6b OG |
418 | b[9] = (u8) (addr & 0xff); |
419 | ||
420 | dib9000_write(state, 1056, b, 14); | |
421 | if (reading) | |
422 | dib9000_write_word(state, 1056, (1 << 15) | 1); | |
423 | state->platform.risc.memcmd = -1; /* if it was called directly reset it - to force a future setup-call to set it */ | |
424 | } | |
425 | ||
426 | static void dib9000_risc_mem_setup(struct dib9000_state *state, u8 cmd) | |
427 | { | |
428 | struct dib9000_fe_memory_map *m = &state->platform.risc.fe_mm[cmd & 0x7f]; | |
429 | /* decide whether we need to "refresh" the memory controller */ | |
430 | if (state->platform.risc.memcmd == cmd && /* same command */ | |
b4d6046e | 431 | !(cmd & 0x80 && m->size < 67)) /* and we do not want to read something with less than 67 bytes looping - working around a bug in the memory controller */ |
dd316c6b OG |
432 | return; |
433 | dib9000_risc_mem_setup_cmd(state, m->addr, m->size, cmd & 0x80); | |
434 | state->platform.risc.memcmd = cmd; | |
435 | } | |
436 | ||
437 | static int dib9000_risc_mem_read(struct dib9000_state *state, u8 cmd, u8 * b, u16 len) | |
438 | { | |
439 | if (!state->platform.risc.fw_is_running) | |
440 | return -EIO; | |
441 | ||
1eaef48b | 442 | if (mutex_lock_interruptible(&state->platform.risc.mem_lock) < 0) { |
f3033aec AK |
443 | dprintk("could not get the lock"); |
444 | return -EINTR; | |
445 | } | |
dd316c6b OG |
446 | dib9000_risc_mem_setup(state, cmd | 0x80); |
447 | dib9000_risc_mem_read_chunks(state, b, len); | |
1eaef48b | 448 | mutex_unlock(&state->platform.risc.mem_lock); |
dd316c6b OG |
449 | return 0; |
450 | } | |
451 | ||
452 | static int dib9000_risc_mem_write(struct dib9000_state *state, u8 cmd, const u8 * b) | |
453 | { | |
454 | struct dib9000_fe_memory_map *m = &state->platform.risc.fe_mm[cmd]; | |
455 | if (!state->platform.risc.fw_is_running) | |
456 | return -EIO; | |
457 | ||
1eaef48b | 458 | if (mutex_lock_interruptible(&state->platform.risc.mem_lock) < 0) { |
f3033aec AK |
459 | dprintk("could not get the lock"); |
460 | return -EINTR; | |
461 | } | |
dd316c6b OG |
462 | dib9000_risc_mem_setup(state, cmd); |
463 | dib9000_risc_mem_write_chunks(state, b, m->size); | |
1eaef48b | 464 | mutex_unlock(&state->platform.risc.mem_lock); |
dd316c6b OG |
465 | return 0; |
466 | } | |
467 | ||
468 | static int dib9000_firmware_download(struct dib9000_state *state, u8 risc_id, u16 key, const u8 * code, u32 len) | |
469 | { | |
470 | u16 offs; | |
471 | ||
472 | if (risc_id == 1) | |
473 | offs = 16; | |
474 | else | |
475 | offs = 0; | |
476 | ||
477 | /* config crtl reg */ | |
478 | dib9000_write_word(state, 1024 + offs, 0x000f); | |
479 | dib9000_write_word(state, 1025 + offs, 0); | |
480 | dib9000_write_word(state, 1031 + offs, key); | |
481 | ||
482 | dprintk("going to download %dB of microcode", len); | |
483 | if (dib9000_write16_noinc(state, 1026 + offs, (u8 *) code, (u16) len) != 0) { | |
484 | dprintk("error while downloading microcode for RISC %c", 'A' + risc_id); | |
485 | return -EIO; | |
486 | } | |
487 | ||
488 | dprintk("Microcode for RISC %c loaded", 'A' + risc_id); | |
489 | ||
490 | return 0; | |
491 | } | |
492 | ||
493 | static int dib9000_mbx_host_init(struct dib9000_state *state, u8 risc_id) | |
494 | { | |
495 | u16 mbox_offs; | |
496 | u16 reset_reg; | |
497 | u16 tries = 1000; | |
498 | ||
499 | if (risc_id == 1) | |
500 | mbox_offs = 16; | |
501 | else | |
502 | mbox_offs = 0; | |
503 | ||
504 | /* Reset mailbox */ | |
505 | dib9000_write_word(state, 1027 + mbox_offs, 0x8000); | |
506 | ||
507 | /* Read reset status */ | |
508 | do { | |
509 | reset_reg = dib9000_read_word(state, 1027 + mbox_offs); | |
510 | msleep(100); | |
511 | } while ((reset_reg & 0x8000) && --tries); | |
512 | ||
513 | if (reset_reg & 0x8000) { | |
514 | dprintk("MBX: init ERROR, no response from RISC %c", 'A' + risc_id); | |
515 | return -EIO; | |
516 | } | |
517 | dprintk("MBX: initialized"); | |
518 | return 0; | |
519 | } | |
520 | ||
521 | #define MAX_MAILBOX_TRY 100 | |
522 | static int dib9000_mbx_send_attr(struct dib9000_state *state, u8 id, u16 * data, u8 len, u16 attr) | |
523 | { | |
b00aff6a | 524 | u8 *d, b[2]; |
dd316c6b OG |
525 | u16 tmp; |
526 | u16 size; | |
527 | u32 i; | |
b00aff6a | 528 | int ret = 0; |
dd316c6b OG |
529 | |
530 | if (!state->platform.risc.fw_is_running) | |
531 | return -EINVAL; | |
532 | ||
1eaef48b | 533 | if (mutex_lock_interruptible(&state->platform.risc.mbx_if_lock) < 0) { |
f3033aec AK |
534 | dprintk("could not get the lock"); |
535 | return -EINTR; | |
536 | } | |
dd316c6b OG |
537 | tmp = MAX_MAILBOX_TRY; |
538 | do { | |
539 | size = dib9000_read_word_attr(state, 1043, attr) & 0xff; | |
540 | if ((size + len + 1) > MBX_MAX_WORDS && --tmp) { | |
541 | dprintk("MBX: RISC mbx full, retrying"); | |
542 | msleep(100); | |
543 | } else | |
544 | break; | |
545 | } while (1); | |
546 | ||
b4d6046e | 547 | /*dprintk( "MBX: size: %d", size); */ |
dd316c6b OG |
548 | |
549 | if (tmp == 0) { | |
550 | ret = -EINVAL; | |
551 | goto out; | |
552 | } | |
553 | #ifdef DUMP_MSG | |
554 | dprintk("--> %02x %d ", id, len + 1); | |
555 | for (i = 0; i < len; i++) | |
556 | dprintk("%04x ", data[i]); | |
557 | dprintk("\n"); | |
558 | #endif | |
559 | ||
560 | /* byte-order conversion - works on big (where it is not necessary) or little endian */ | |
561 | d = (u8 *) data; | |
562 | for (i = 0; i < len; i++) { | |
563 | tmp = data[i]; | |
564 | *d++ = tmp >> 8; | |
565 | *d++ = tmp & 0xff; | |
566 | } | |
567 | ||
568 | /* write msg */ | |
569 | b[0] = id; | |
570 | b[1] = len + 1; | |
571 | if (dib9000_write16_noinc_attr(state, 1045, b, 2, attr) != 0 || dib9000_write16_noinc_attr(state, 1045, (u8 *) data, len * 2, attr) != 0) { | |
572 | ret = -EIO; | |
573 | goto out; | |
574 | } | |
575 | ||
576 | /* update register nb_mes_in_RX */ | |
577 | ret = (u8) dib9000_write_word_attr(state, 1043, 1 << 14, attr); | |
578 | ||
b4d6046e | 579 | out: |
1eaef48b | 580 | mutex_unlock(&state->platform.risc.mbx_if_lock); |
dd316c6b OG |
581 | |
582 | return ret; | |
583 | } | |
584 | ||
585 | static u8 dib9000_mbx_read(struct dib9000_state *state, u16 * data, u8 risc_id, u16 attr) | |
586 | { | |
587 | #ifdef DUMP_MSG | |
588 | u16 *d = data; | |
589 | #endif | |
590 | ||
591 | u16 tmp, i; | |
592 | u8 size; | |
593 | u8 mc_base; | |
594 | ||
595 | if (!state->platform.risc.fw_is_running) | |
596 | return 0; | |
597 | ||
1eaef48b | 598 | if (mutex_lock_interruptible(&state->platform.risc.mbx_if_lock) < 0) { |
f3033aec AK |
599 | dprintk("could not get the lock"); |
600 | return 0; | |
601 | } | |
dd316c6b OG |
602 | if (risc_id == 1) |
603 | mc_base = 16; | |
604 | else | |
605 | mc_base = 0; | |
606 | ||
607 | /* Length and type in the first word */ | |
608 | *data = dib9000_read_word_attr(state, 1029 + mc_base, attr); | |
609 | ||
610 | size = *data & 0xff; | |
611 | if (size <= MBX_MAX_WORDS) { | |
612 | data++; | |
613 | size--; /* Initial word already read */ | |
614 | ||
615 | dib9000_read16_noinc_attr(state, 1029 + mc_base, (u8 *) data, size * 2, attr); | |
616 | ||
617 | /* to word conversion */ | |
618 | for (i = 0; i < size; i++) { | |
619 | tmp = *data; | |
620 | *data = (tmp >> 8) | (tmp << 8); | |
621 | data++; | |
622 | } | |
623 | ||
624 | #ifdef DUMP_MSG | |
625 | dprintk("<-- "); | |
626 | for (i = 0; i < size + 1; i++) | |
627 | dprintk("%04x ", d[i]); | |
628 | dprintk("\n"); | |
629 | #endif | |
630 | } else { | |
631 | dprintk("MBX: message is too big for message cache (%d), flushing message", size); | |
632 | size--; /* Initial word already read */ | |
633 | while (size--) | |
634 | dib9000_read16_noinc_attr(state, 1029 + mc_base, (u8 *) data, 2, attr); | |
635 | } | |
636 | /* Update register nb_mes_in_TX */ | |
637 | dib9000_write_word_attr(state, 1028 + mc_base, 1 << 14, attr); | |
638 | ||
1eaef48b | 639 | mutex_unlock(&state->platform.risc.mbx_if_lock); |
dd316c6b OG |
640 | |
641 | return size + 1; | |
642 | } | |
643 | ||
644 | static int dib9000_risc_debug_buf(struct dib9000_state *state, u16 * data, u8 size) | |
645 | { | |
646 | u32 ts = data[1] << 16 | data[0]; | |
647 | char *b = (char *)&data[2]; | |
648 | ||
649 | b[2 * (size - 2) - 1] = '\0'; /* Bullet proof the buffer */ | |
650 | if (*b == '~') { | |
651 | b++; | |
f25bbaff | 652 | dprintk("%s", b); |
dd316c6b | 653 | } else |
d7f74c03 | 654 | dprintk("RISC%d: %d.%04d %s", state->fe_id, ts / 10000, ts % 10000, *b ? b : "<empty>"); |
dd316c6b OG |
655 | return 1; |
656 | } | |
657 | ||
658 | static int dib9000_mbx_fetch_to_cache(struct dib9000_state *state, u16 attr) | |
659 | { | |
660 | int i; | |
661 | u8 size; | |
662 | u16 *block; | |
663 | /* find a free slot */ | |
664 | for (i = 0; i < DIB9000_MSG_CACHE_SIZE; i++) { | |
665 | block = state->platform.risc.message_cache[i]; | |
666 | if (*block == 0) { | |
667 | size = dib9000_mbx_read(state, block, 1, attr); | |
668 | ||
b4d6046e | 669 | /* dprintk( "MBX: fetched %04x message to cache", *block); */ |
dd316c6b OG |
670 | |
671 | switch (*block >> 8) { | |
672 | case IN_MSG_DEBUG_BUF: | |
673 | dib9000_risc_debug_buf(state, block + 1, size); /* debug-messages are going to be printed right away */ | |
674 | *block = 0; /* free the block */ | |
675 | break; | |
676 | #if 0 | |
677 | case IN_MSG_DATA: /* FE-TRACE */ | |
678 | dib9000_risc_data_process(state, block + 1, size); | |
679 | *block = 0; | |
680 | break; | |
681 | #endif | |
682 | default: | |
683 | break; | |
684 | } | |
685 | ||
686 | return 1; | |
687 | } | |
688 | } | |
689 | dprintk("MBX: no free cache-slot found for new message..."); | |
690 | return -1; | |
691 | } | |
692 | ||
693 | static u8 dib9000_mbx_count(struct dib9000_state *state, u8 risc_id, u16 attr) | |
694 | { | |
695 | if (risc_id == 0) | |
696 | return (u8) (dib9000_read_word_attr(state, 1028, attr) >> 10) & 0x1f; /* 5 bit field */ | |
697 | else | |
698 | return (u8) (dib9000_read_word_attr(state, 1044, attr) >> 8) & 0x7f; /* 7 bit field */ | |
699 | } | |
700 | ||
701 | static int dib9000_mbx_process(struct dib9000_state *state, u16 attr) | |
702 | { | |
703 | int ret = 0; | |
dd316c6b OG |
704 | |
705 | if (!state->platform.risc.fw_is_running) | |
706 | return -1; | |
707 | ||
1eaef48b | 708 | if (mutex_lock_interruptible(&state->platform.risc.mbx_lock) < 0) { |
f3033aec AK |
709 | dprintk("could not get the lock"); |
710 | return -1; | |
711 | } | |
dd316c6b OG |
712 | |
713 | if (dib9000_mbx_count(state, 1, attr)) /* 1=RiscB */ | |
714 | ret = dib9000_mbx_fetch_to_cache(state, attr); | |
715 | ||
fdf07b02 | 716 | dib9000_read_word_attr(state, 1229, attr); /* Clear the IRQ */ |
b4d6046e OG |
717 | /* if (tmp) */ |
718 | /* dprintk( "cleared IRQ: %x", tmp); */ | |
1eaef48b | 719 | mutex_unlock(&state->platform.risc.mbx_lock); |
dd316c6b OG |
720 | |
721 | return ret; | |
722 | } | |
723 | ||
724 | static int dib9000_mbx_get_message_attr(struct dib9000_state *state, u16 id, u16 * msg, u8 * size, u16 attr) | |
725 | { | |
726 | u8 i; | |
727 | u16 *block; | |
728 | u16 timeout = 30; | |
729 | ||
730 | *msg = 0; | |
731 | do { | |
732 | /* dib9000_mbx_get_from_cache(); */ | |
733 | for (i = 0; i < DIB9000_MSG_CACHE_SIZE; i++) { | |
734 | block = state->platform.risc.message_cache[i]; | |
735 | if ((*block >> 8) == id) { | |
736 | *size = (*block & 0xff) - 1; | |
737 | memcpy(msg, block + 1, (*size) * 2); | |
738 | *block = 0; /* free the block */ | |
739 | i = 0; /* signal that we found a message */ | |
740 | break; | |
741 | } | |
742 | } | |
743 | ||
744 | if (i == 0) | |
745 | break; | |
746 | ||
747 | if (dib9000_mbx_process(state, attr) == -1) /* try to fetch one message - if any */ | |
748 | return -1; | |
749 | ||
750 | } while (--timeout); | |
751 | ||
752 | if (timeout == 0) { | |
753 | dprintk("waiting for message %d timed out", id); | |
754 | return -1; | |
755 | } | |
756 | ||
757 | return i == 0; | |
758 | } | |
759 | ||
760 | static int dib9000_risc_check_version(struct dib9000_state *state) | |
761 | { | |
762 | u8 r[4]; | |
763 | u8 size; | |
764 | u16 fw_version = 0; | |
765 | ||
766 | if (dib9000_mbx_send(state, OUT_MSG_REQ_VERSION, &fw_version, 1) != 0) | |
767 | return -EIO; | |
768 | ||
769 | if (dib9000_mbx_get_message(state, IN_MSG_VERSION, (u16 *) r, &size) < 0) | |
770 | return -EIO; | |
771 | ||
772 | fw_version = (r[0] << 8) | r[1]; | |
773 | dprintk("RISC: ver: %d.%02d (IC: %d)", fw_version >> 10, fw_version & 0x3ff, (r[2] << 8) | r[3]); | |
774 | ||
775 | if ((fw_version >> 10) != 7) | |
776 | return -EINVAL; | |
777 | ||
778 | switch (fw_version & 0x3ff) { | |
779 | case 11: | |
780 | case 12: | |
781 | case 14: | |
782 | case 15: | |
783 | case 16: | |
784 | case 17: | |
785 | break; | |
786 | default: | |
787 | dprintk("RISC: invalid firmware version"); | |
788 | return -EINVAL; | |
789 | } | |
790 | ||
791 | dprintk("RISC: valid firmware version"); | |
792 | return 0; | |
793 | } | |
794 | ||
795 | static int dib9000_fw_boot(struct dib9000_state *state, const u8 * codeA, u32 lenA, const u8 * codeB, u32 lenB) | |
796 | { | |
797 | /* Reconfig pool mac ram */ | |
798 | dib9000_write_word(state, 1225, 0x02); /* A: 8k C, 4 k D - B: 32k C 6 k D - IRAM 96k */ | |
799 | dib9000_write_word(state, 1226, 0x05); | |
800 | ||
801 | /* Toggles IP crypto to Host APB interface. */ | |
802 | dib9000_write_word(state, 1542, 1); | |
803 | ||
804 | /* Set jump and no jump in the dma box */ | |
805 | dib9000_write_word(state, 1074, 0); | |
806 | dib9000_write_word(state, 1075, 0); | |
807 | ||
808 | /* Set MAC as APB Master. */ | |
809 | dib9000_write_word(state, 1237, 0); | |
810 | ||
811 | /* Reset the RISCs */ | |
812 | if (codeA != NULL) | |
813 | dib9000_write_word(state, 1024, 2); | |
814 | else | |
815 | dib9000_write_word(state, 1024, 15); | |
816 | if (codeB != NULL) | |
817 | dib9000_write_word(state, 1040, 2); | |
818 | ||
819 | if (codeA != NULL) | |
820 | dib9000_firmware_download(state, 0, 0x1234, codeA, lenA); | |
821 | if (codeB != NULL) | |
822 | dib9000_firmware_download(state, 1, 0x1234, codeB, lenB); | |
823 | ||
824 | /* Run the RISCs */ | |
825 | if (codeA != NULL) | |
826 | dib9000_write_word(state, 1024, 0); | |
827 | if (codeB != NULL) | |
828 | dib9000_write_word(state, 1040, 0); | |
829 | ||
830 | if (codeA != NULL) | |
831 | if (dib9000_mbx_host_init(state, 0) != 0) | |
832 | return -EIO; | |
833 | if (codeB != NULL) | |
834 | if (dib9000_mbx_host_init(state, 1) != 0) | |
835 | return -EIO; | |
836 | ||
837 | msleep(100); | |
838 | state->platform.risc.fw_is_running = 1; | |
839 | ||
840 | if (dib9000_risc_check_version(state) != 0) | |
841 | return -EINVAL; | |
842 | ||
843 | state->platform.risc.memcmd = 0xff; | |
844 | return 0; | |
845 | } | |
846 | ||
847 | static u16 dib9000_identify(struct i2c_device *client) | |
848 | { | |
849 | u16 value; | |
850 | ||
b4d6046e OG |
851 | value = dib9000_i2c_read16(client, 896); |
852 | if (value != 0x01b3) { | |
dd316c6b OG |
853 | dprintk("wrong Vendor ID (0x%x)", value); |
854 | return 0; | |
855 | } | |
856 | ||
857 | value = dib9000_i2c_read16(client, 897); | |
858 | if (value != 0x4000 && value != 0x4001 && value != 0x4002 && value != 0x4003 && value != 0x4004 && value != 0x4005) { | |
859 | dprintk("wrong Device ID (0x%x)", value); | |
860 | return 0; | |
861 | } | |
862 | ||
863 | /* protect this driver to be used with 7000PC */ | |
864 | if (value == 0x4000 && dib9000_i2c_read16(client, 769) == 0x4000) { | |
865 | dprintk("this driver does not work with DiB7000PC"); | |
866 | return 0; | |
867 | } | |
868 | ||
869 | switch (value) { | |
870 | case 0x4000: | |
871 | dprintk("found DiB7000MA/PA/MB/PB"); | |
872 | break; | |
873 | case 0x4001: | |
874 | dprintk("found DiB7000HC"); | |
875 | break; | |
876 | case 0x4002: | |
877 | dprintk("found DiB7000MC"); | |
878 | break; | |
879 | case 0x4003: | |
880 | dprintk("found DiB9000A"); | |
881 | break; | |
882 | case 0x4004: | |
883 | dprintk("found DiB9000H"); | |
884 | break; | |
885 | case 0x4005: | |
886 | dprintk("found DiB9000M"); | |
887 | break; | |
888 | } | |
889 | ||
890 | return value; | |
891 | } | |
892 | ||
893 | static void dib9000_set_power_mode(struct dib9000_state *state, enum dib9000_power_mode mode) | |
894 | { | |
895 | /* by default everything is going to be powered off */ | |
896 | u16 reg_903 = 0x3fff, reg_904 = 0xffff, reg_905 = 0xffff, reg_906; | |
897 | u8 offset; | |
898 | ||
899 | if (state->revision == 0x4003 || state->revision == 0x4004 || state->revision == 0x4005) | |
900 | offset = 1; | |
901 | else | |
902 | offset = 0; | |
903 | ||
904 | reg_906 = dib9000_read_word(state, 906 + offset) | 0x3; /* keep settings for RISC */ | |
905 | ||
906 | /* now, depending on the requested mode, we power on */ | |
907 | switch (mode) { | |
908 | /* power up everything in the demod */ | |
909 | case DIB9000_POWER_ALL: | |
910 | reg_903 = 0x0000; | |
911 | reg_904 = 0x0000; | |
912 | reg_905 = 0x0000; | |
913 | reg_906 = 0x0000; | |
914 | break; | |
915 | ||
916 | /* just leave power on the control-interfaces: GPIO and (I2C or SDIO or SRAM) */ | |
917 | case DIB9000_POWER_INTERFACE_ONLY: /* TODO power up either SDIO or I2C or SRAM */ | |
918 | reg_905 &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 2)); | |
919 | break; | |
920 | ||
921 | case DIB9000_POWER_INTERF_ANALOG_AGC: | |
922 | reg_903 &= ~((1 << 15) | (1 << 14) | (1 << 11) | (1 << 10)); | |
923 | reg_905 &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4) | (1 << 2)); | |
924 | reg_906 &= ~((1 << 0)); | |
925 | break; | |
926 | ||
927 | case DIB9000_POWER_COR4_DINTLV_ICIRM_EQUAL_CFROD: | |
928 | reg_903 = 0x0000; | |
929 | reg_904 = 0x801f; | |
930 | reg_905 = 0x0000; | |
931 | reg_906 &= ~((1 << 0)); | |
932 | break; | |
933 | ||
934 | case DIB9000_POWER_COR4_CRY_ESRAM_MOUT_NUD: | |
935 | reg_903 = 0x0000; | |
936 | reg_904 = 0x8000; | |
937 | reg_905 = 0x010b; | |
938 | reg_906 &= ~((1 << 0)); | |
939 | break; | |
940 | default: | |
941 | case DIB9000_POWER_NO: | |
942 | break; | |
943 | } | |
944 | ||
945 | /* always power down unused parts */ | |
946 | if (!state->platform.host.mobile_mode) | |
947 | reg_904 |= (1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) | (1 << 1); | |
948 | ||
949 | /* P_sdio_select_clk = 0 on MC and after */ | |
950 | if (state->revision != 0x4000) | |
951 | reg_906 <<= 1; | |
952 | ||
953 | dib9000_write_word(state, 903 + offset, reg_903); | |
954 | dib9000_write_word(state, 904 + offset, reg_904); | |
955 | dib9000_write_word(state, 905 + offset, reg_905); | |
956 | dib9000_write_word(state, 906 + offset, reg_906); | |
957 | } | |
958 | ||
959 | static int dib9000_fw_reset(struct dvb_frontend *fe) | |
960 | { | |
961 | struct dib9000_state *state = fe->demodulator_priv; | |
962 | ||
b4d6046e | 963 | dib9000_write_word(state, 1817, 0x0003); |
dd316c6b OG |
964 | |
965 | dib9000_write_word(state, 1227, 1); | |
966 | dib9000_write_word(state, 1227, 0); | |
967 | ||
968 | switch ((state->revision = dib9000_identify(&state->i2c))) { | |
969 | case 0x4003: | |
970 | case 0x4004: | |
971 | case 0x4005: | |
972 | state->reg_offs = 1; | |
973 | break; | |
974 | default: | |
975 | return -EINVAL; | |
976 | } | |
977 | ||
978 | /* reset the i2c-master to use the host interface */ | |
979 | dibx000_reset_i2c_master(&state->i2c_master); | |
980 | ||
981 | dib9000_set_power_mode(state, DIB9000_POWER_ALL); | |
982 | ||
983 | /* unforce divstr regardless whether i2c enumeration was done or not */ | |
984 | dib9000_write_word(state, 1794, dib9000_read_word(state, 1794) & ~(1 << 1)); | |
985 | dib9000_write_word(state, 1796, 0); | |
986 | dib9000_write_word(state, 1805, 0x805); | |
987 | ||
988 | /* restart all parts */ | |
989 | dib9000_write_word(state, 898, 0xffff); | |
990 | dib9000_write_word(state, 899, 0xffff); | |
991 | dib9000_write_word(state, 900, 0x0001); | |
992 | dib9000_write_word(state, 901, 0xff19); | |
993 | dib9000_write_word(state, 902, 0x003c); | |
994 | ||
995 | dib9000_write_word(state, 898, 0); | |
996 | dib9000_write_word(state, 899, 0); | |
997 | dib9000_write_word(state, 900, 0); | |
998 | dib9000_write_word(state, 901, 0); | |
999 | dib9000_write_word(state, 902, 0); | |
1000 | ||
1001 | dib9000_write_word(state, 911, state->chip.d9.cfg.if_drives); | |
1002 | ||
1003 | dib9000_set_power_mode(state, DIB9000_POWER_INTERFACE_ONLY); | |
1004 | ||
1005 | return 0; | |
1006 | } | |
1007 | ||
b4d6046e | 1008 | static int dib9000_risc_apb_access_read(struct dib9000_state *state, u32 address, u16 attribute, const u8 * tx, u32 txlen, u8 * b, u32 len) |
dd316c6b OG |
1009 | { |
1010 | u16 mb[10]; | |
1011 | u8 i, s; | |
1012 | ||
1013 | if (address >= 1024 || !state->platform.risc.fw_is_running) | |
1014 | return -EINVAL; | |
1015 | ||
b4d6046e | 1016 | /* dprintk( "APB access thru rd fw %d %x", address, attribute); */ |
dd316c6b OG |
1017 | |
1018 | mb[0] = (u16) address; | |
1019 | mb[1] = len / 2; | |
1020 | dib9000_mbx_send_attr(state, OUT_MSG_BRIDGE_APB_R, mb, 2, attribute); | |
1021 | switch (dib9000_mbx_get_message_attr(state, IN_MSG_END_BRIDGE_APB_RW, mb, &s, attribute)) { | |
1022 | case 1: | |
b4d6046e | 1023 | s--; |
dd316c6b OG |
1024 | for (i = 0; i < s; i++) { |
1025 | b[i * 2] = (mb[i + 1] >> 8) & 0xff; | |
1026 | b[i * 2 + 1] = (mb[i + 1]) & 0xff; | |
1027 | } | |
1028 | return 0; | |
1029 | default: | |
1030 | return -EIO; | |
1031 | } | |
1032 | return -EIO; | |
1033 | } | |
1034 | ||
1035 | static int dib9000_risc_apb_access_write(struct dib9000_state *state, u32 address, u16 attribute, const u8 * b, u32 len) | |
1036 | { | |
1037 | u16 mb[10]; | |
1038 | u8 s, i; | |
1039 | ||
1040 | if (address >= 1024 || !state->platform.risc.fw_is_running) | |
1041 | return -EINVAL; | |
1042 | ||
18d75a09 HS |
1043 | if (len > 18) |
1044 | return -EINVAL; | |
1045 | ||
b4d6046e | 1046 | /* dprintk( "APB access thru wr fw %d %x", address, attribute); */ |
dd316c6b | 1047 | |
18d75a09 HS |
1048 | mb[0] = (u16)address; |
1049 | for (i = 0; i + 1 < len; i += 2) | |
1050 | mb[1 + i / 2] = b[i] << 8 | b[i + 1]; | |
1051 | if (len & 1) | |
1052 | mb[1 + len / 2] = b[len - 1] << 8; | |
dd316c6b | 1053 | |
18d75a09 | 1054 | dib9000_mbx_send_attr(state, OUT_MSG_BRIDGE_APB_W, mb, (3 + len) / 2, attribute); |
dd316c6b OG |
1055 | return dib9000_mbx_get_message_attr(state, IN_MSG_END_BRIDGE_APB_RW, mb, &s, attribute) == 1 ? 0 : -EINVAL; |
1056 | } | |
1057 | ||
1058 | static int dib9000_fw_memmbx_sync(struct dib9000_state *state, u8 i) | |
1059 | { | |
1060 | u8 index_loop = 10; | |
1061 | ||
1062 | if (!state->platform.risc.fw_is_running) | |
1063 | return 0; | |
1064 | dib9000_risc_mem_write(state, FE_MM_RW_SYNC, &i); | |
1065 | do { | |
5a0deeed OG |
1066 | dib9000_risc_mem_read(state, FE_MM_RW_SYNC, state->i2c_read_buffer, 1); |
1067 | } while (state->i2c_read_buffer[0] && index_loop--); | |
dd316c6b OG |
1068 | |
1069 | if (index_loop > 0) | |
1070 | return 0; | |
1071 | return -EIO; | |
1072 | } | |
1073 | ||
1074 | static int dib9000_fw_init(struct dib9000_state *state) | |
1075 | { | |
1076 | struct dibGPIOFunction *f; | |
1077 | u16 b[40] = { 0 }; | |
1078 | u8 i; | |
1079 | u8 size; | |
1080 | ||
1081 | if (dib9000_fw_boot(state, NULL, 0, state->chip.d9.cfg.microcode_B_fe_buffer, state->chip.d9.cfg.microcode_B_fe_size) != 0) | |
dd316c6b OG |
1082 | return -EIO; |
1083 | ||
1084 | /* initialize the firmware */ | |
1085 | for (i = 0; i < ARRAY_SIZE(state->chip.d9.cfg.gpio_function); i++) { | |
1086 | f = &state->chip.d9.cfg.gpio_function[i]; | |
1087 | if (f->mask) { | |
1088 | switch (f->function) { | |
1089 | case BOARD_GPIO_FUNCTION_COMPONENT_ON: | |
1090 | b[0] = (u16) f->mask; | |
1091 | b[1] = (u16) f->direction; | |
1092 | b[2] = (u16) f->value; | |
1093 | break; | |
1094 | case BOARD_GPIO_FUNCTION_COMPONENT_OFF: | |
1095 | b[3] = (u16) f->mask; | |
1096 | b[4] = (u16) f->direction; | |
1097 | b[5] = (u16) f->value; | |
1098 | break; | |
1099 | } | |
1100 | } | |
1101 | } | |
1102 | if (dib9000_mbx_send(state, OUT_MSG_CONF_GPIO, b, 15) != 0) | |
1103 | return -EIO; | |
1104 | ||
1105 | /* subband */ | |
1106 | b[0] = state->chip.d9.cfg.subband.size; /* type == 0 -> GPIO - PWM not yet supported */ | |
1107 | for (i = 0; i < state->chip.d9.cfg.subband.size; i++) { | |
1108 | b[1 + i * 4] = state->chip.d9.cfg.subband.subband[i].f_mhz; | |
1109 | b[2 + i * 4] = (u16) state->chip.d9.cfg.subband.subband[i].gpio.mask; | |
1110 | b[3 + i * 4] = (u16) state->chip.d9.cfg.subband.subband[i].gpio.direction; | |
1111 | b[4 + i * 4] = (u16) state->chip.d9.cfg.subband.subband[i].gpio.value; | |
dd316c6b OG |
1112 | } |
1113 | b[1 + i * 4] = 0; /* fe_id */ | |
1114 | if (dib9000_mbx_send(state, OUT_MSG_SUBBAND_SEL, b, 2 + 4 * i) != 0) | |
1115 | return -EIO; | |
1116 | ||
1117 | /* 0 - id, 1 - no_of_frontends */ | |
1118 | b[0] = (0 << 8) | 1; | |
1119 | /* 0 = i2c-address demod, 0 = tuner */ | |
b4d6046e | 1120 | b[1] = (0 << 8) | (0); |
dd316c6b OG |
1121 | b[2] = (u16) (((state->chip.d9.cfg.xtal_clock_khz * 1000) >> 16) & 0xffff); |
1122 | b[3] = (u16) (((state->chip.d9.cfg.xtal_clock_khz * 1000)) & 0xffff); | |
1123 | b[4] = (u16) ((state->chip.d9.cfg.vcxo_timer >> 16) & 0xffff); | |
1124 | b[5] = (u16) ((state->chip.d9.cfg.vcxo_timer) & 0xffff); | |
1125 | b[6] = (u16) ((state->chip.d9.cfg.timing_frequency >> 16) & 0xffff); | |
1126 | b[7] = (u16) ((state->chip.d9.cfg.timing_frequency) & 0xffff); | |
1127 | b[29] = state->chip.d9.cfg.if_drives; | |
1128 | if (dib9000_mbx_send(state, OUT_MSG_INIT_DEMOD, b, ARRAY_SIZE(b)) != 0) | |
1129 | return -EIO; | |
1130 | ||
1131 | if (dib9000_mbx_send(state, OUT_MSG_FE_FW_DL, NULL, 0) != 0) | |
1132 | return -EIO; | |
1133 | ||
1134 | if (dib9000_mbx_get_message(state, IN_MSG_FE_FW_DL_DONE, b, &size) < 0) | |
1135 | return -EIO; | |
1136 | ||
1137 | if (size > ARRAY_SIZE(b)) { | |
b4d6046e OG |
1138 | dprintk("error : firmware returned %dbytes needed but the used buffer has only %dbytes\n Firmware init ABORTED", size, |
1139 | (int)ARRAY_SIZE(b)); | |
dd316c6b OG |
1140 | return -EINVAL; |
1141 | } | |
1142 | ||
1143 | for (i = 0; i < size; i += 2) { | |
1144 | state->platform.risc.fe_mm[i / 2].addr = b[i + 0]; | |
1145 | state->platform.risc.fe_mm[i / 2].size = b[i + 1]; | |
dd316c6b OG |
1146 | } |
1147 | ||
1148 | return 0; | |
1149 | } | |
1150 | ||
759e236c | 1151 | static void dib9000_fw_set_channel_head(struct dib9000_state *state) |
dd316c6b OG |
1152 | { |
1153 | u8 b[9]; | |
1154 | u32 freq = state->fe[0]->dtv_property_cache.frequency / 1000; | |
1155 | if (state->fe_id % 2) | |
1156 | freq += 101; | |
1157 | ||
1158 | b[0] = (u8) ((freq >> 0) & 0xff); | |
1159 | b[1] = (u8) ((freq >> 8) & 0xff); | |
1160 | b[2] = (u8) ((freq >> 16) & 0xff); | |
1161 | b[3] = (u8) ((freq >> 24) & 0xff); | |
1162 | b[4] = (u8) ((state->fe[0]->dtv_property_cache.bandwidth_hz / 1000 >> 0) & 0xff); | |
1163 | b[5] = (u8) ((state->fe[0]->dtv_property_cache.bandwidth_hz / 1000 >> 8) & 0xff); | |
1164 | b[6] = (u8) ((state->fe[0]->dtv_property_cache.bandwidth_hz / 1000 >> 16) & 0xff); | |
1165 | b[7] = (u8) ((state->fe[0]->dtv_property_cache.bandwidth_hz / 1000 >> 24) & 0xff); | |
1166 | b[8] = 0x80; /* do not wait for CELL ID when doing autosearch */ | |
1167 | if (state->fe[0]->dtv_property_cache.delivery_system == SYS_DVBT) | |
1168 | b[8] |= 1; | |
1169 | dib9000_risc_mem_write(state, FE_MM_W_CHANNEL_HEAD, b); | |
1170 | } | |
1171 | ||
759e236c | 1172 | static int dib9000_fw_get_channel(struct dvb_frontend *fe) |
dd316c6b OG |
1173 | { |
1174 | struct dib9000_state *state = fe->demodulator_priv; | |
1175 | struct dibDVBTChannel { | |
1176 | s8 spectrum_inversion; | |
1177 | ||
1178 | s8 nfft; | |
1179 | s8 guard; | |
1180 | s8 constellation; | |
1181 | ||
1182 | s8 hrch; | |
1183 | s8 alpha; | |
1184 | s8 code_rate_hp; | |
1185 | s8 code_rate_lp; | |
1186 | s8 select_hp; | |
1187 | ||
1188 | s8 intlv_native; | |
1189 | }; | |
5a0deeed | 1190 | struct dibDVBTChannel *ch; |
dd316c6b OG |
1191 | int ret = 0; |
1192 | ||
1eaef48b | 1193 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
1194 | dprintk("could not get the lock"); |
1195 | return -EINTR; | |
1196 | } | |
dd316c6b | 1197 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) { |
dd316c6b | 1198 | ret = -EIO; |
2f098cb1 | 1199 | goto error; |
dd316c6b OG |
1200 | } |
1201 | ||
5a0deeed OG |
1202 | dib9000_risc_mem_read(state, FE_MM_R_CHANNEL_UNION, |
1203 | state->i2c_read_buffer, sizeof(struct dibDVBTChannel)); | |
1204 | ch = (struct dibDVBTChannel *)state->i2c_read_buffer; | |
1205 | ||
dd316c6b | 1206 | |
5a0deeed | 1207 | switch (ch->spectrum_inversion & 0x7) { |
dd316c6b OG |
1208 | case 1: |
1209 | state->fe[0]->dtv_property_cache.inversion = INVERSION_ON; | |
1210 | break; | |
1211 | case 0: | |
1212 | state->fe[0]->dtv_property_cache.inversion = INVERSION_OFF; | |
1213 | break; | |
1214 | default: | |
1215 | case -1: | |
1216 | state->fe[0]->dtv_property_cache.inversion = INVERSION_AUTO; | |
1217 | break; | |
1218 | } | |
5a0deeed | 1219 | switch (ch->nfft) { |
dd316c6b OG |
1220 | case 0: |
1221 | state->fe[0]->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_2K; | |
1222 | break; | |
1223 | case 2: | |
1224 | state->fe[0]->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_4K; | |
1225 | break; | |
1226 | case 1: | |
1227 | state->fe[0]->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K; | |
1228 | break; | |
1229 | default: | |
1230 | case -1: | |
1231 | state->fe[0]->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_AUTO; | |
1232 | break; | |
1233 | } | |
5a0deeed | 1234 | switch (ch->guard) { |
dd316c6b OG |
1235 | case 0: |
1236 | state->fe[0]->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_32; | |
1237 | break; | |
1238 | case 1: | |
1239 | state->fe[0]->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_16; | |
1240 | break; | |
1241 | case 2: | |
1242 | state->fe[0]->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8; | |
1243 | break; | |
1244 | case 3: | |
1245 | state->fe[0]->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_4; | |
1246 | break; | |
1247 | default: | |
1248 | case -1: | |
1249 | state->fe[0]->dtv_property_cache.guard_interval = GUARD_INTERVAL_AUTO; | |
1250 | break; | |
1251 | } | |
5a0deeed | 1252 | switch (ch->constellation) { |
dd316c6b OG |
1253 | case 2: |
1254 | state->fe[0]->dtv_property_cache.modulation = QAM_64; | |
1255 | break; | |
1256 | case 1: | |
1257 | state->fe[0]->dtv_property_cache.modulation = QAM_16; | |
1258 | break; | |
1259 | case 0: | |
1260 | state->fe[0]->dtv_property_cache.modulation = QPSK; | |
1261 | break; | |
1262 | default: | |
1263 | case -1: | |
1264 | state->fe[0]->dtv_property_cache.modulation = QAM_AUTO; | |
1265 | break; | |
1266 | } | |
5a0deeed | 1267 | switch (ch->hrch) { |
dd316c6b OG |
1268 | case 0: |
1269 | state->fe[0]->dtv_property_cache.hierarchy = HIERARCHY_NONE; | |
1270 | break; | |
1271 | case 1: | |
1272 | state->fe[0]->dtv_property_cache.hierarchy = HIERARCHY_1; | |
1273 | break; | |
1274 | default: | |
1275 | case -1: | |
1276 | state->fe[0]->dtv_property_cache.hierarchy = HIERARCHY_AUTO; | |
1277 | break; | |
1278 | } | |
5a0deeed | 1279 | switch (ch->code_rate_hp) { |
dd316c6b OG |
1280 | case 1: |
1281 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_1_2; | |
1282 | break; | |
1283 | case 2: | |
1284 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_2_3; | |
1285 | break; | |
1286 | case 3: | |
1287 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_3_4; | |
1288 | break; | |
1289 | case 5: | |
1290 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_5_6; | |
1291 | break; | |
1292 | case 7: | |
1293 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_7_8; | |
1294 | break; | |
1295 | default: | |
1296 | case -1: | |
1297 | state->fe[0]->dtv_property_cache.code_rate_HP = FEC_AUTO; | |
1298 | break; | |
1299 | } | |
5a0deeed | 1300 | switch (ch->code_rate_lp) { |
dd316c6b OG |
1301 | case 1: |
1302 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_1_2; | |
1303 | break; | |
1304 | case 2: | |
1305 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_2_3; | |
1306 | break; | |
1307 | case 3: | |
1308 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_3_4; | |
1309 | break; | |
1310 | case 5: | |
1311 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_5_6; | |
1312 | break; | |
1313 | case 7: | |
1314 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_7_8; | |
1315 | break; | |
1316 | default: | |
1317 | case -1: | |
1318 | state->fe[0]->dtv_property_cache.code_rate_LP = FEC_AUTO; | |
1319 | break; | |
1320 | } | |
1321 | ||
b4d6046e | 1322 | error: |
1eaef48b | 1323 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
1324 | return ret; |
1325 | } | |
1326 | ||
f20b12ec | 1327 | static int dib9000_fw_set_channel_union(struct dvb_frontend *fe) |
dd316c6b OG |
1328 | { |
1329 | struct dib9000_state *state = fe->demodulator_priv; | |
1330 | struct dibDVBTChannel { | |
1331 | s8 spectrum_inversion; | |
1332 | ||
1333 | s8 nfft; | |
1334 | s8 guard; | |
1335 | s8 constellation; | |
1336 | ||
1337 | s8 hrch; | |
1338 | s8 alpha; | |
1339 | s8 code_rate_hp; | |
1340 | s8 code_rate_lp; | |
1341 | s8 select_hp; | |
1342 | ||
1343 | s8 intlv_native; | |
1344 | }; | |
1345 | struct dibDVBTChannel ch; | |
1346 | ||
1347 | switch (state->fe[0]->dtv_property_cache.inversion) { | |
1348 | case INVERSION_ON: | |
1349 | ch.spectrum_inversion = 1; | |
1350 | break; | |
1351 | case INVERSION_OFF: | |
1352 | ch.spectrum_inversion = 0; | |
1353 | break; | |
1354 | default: | |
1355 | case INVERSION_AUTO: | |
1356 | ch.spectrum_inversion = -1; | |
1357 | break; | |
1358 | } | |
1359 | switch (state->fe[0]->dtv_property_cache.transmission_mode) { | |
1360 | case TRANSMISSION_MODE_2K: | |
1361 | ch.nfft = 0; | |
1362 | break; | |
1363 | case TRANSMISSION_MODE_4K: | |
1364 | ch.nfft = 2; | |
1365 | break; | |
1366 | case TRANSMISSION_MODE_8K: | |
1367 | ch.nfft = 1; | |
1368 | break; | |
1369 | default: | |
1370 | case TRANSMISSION_MODE_AUTO: | |
1371 | ch.nfft = 1; | |
1372 | break; | |
1373 | } | |
1374 | switch (state->fe[0]->dtv_property_cache.guard_interval) { | |
1375 | case GUARD_INTERVAL_1_32: | |
1376 | ch.guard = 0; | |
1377 | break; | |
1378 | case GUARD_INTERVAL_1_16: | |
1379 | ch.guard = 1; | |
1380 | break; | |
1381 | case GUARD_INTERVAL_1_8: | |
1382 | ch.guard = 2; | |
1383 | break; | |
1384 | case GUARD_INTERVAL_1_4: | |
1385 | ch.guard = 3; | |
1386 | break; | |
1387 | default: | |
1388 | case GUARD_INTERVAL_AUTO: | |
1389 | ch.guard = -1; | |
1390 | break; | |
1391 | } | |
1392 | switch (state->fe[0]->dtv_property_cache.modulation) { | |
1393 | case QAM_64: | |
1394 | ch.constellation = 2; | |
1395 | break; | |
1396 | case QAM_16: | |
1397 | ch.constellation = 1; | |
1398 | break; | |
1399 | case QPSK: | |
1400 | ch.constellation = 0; | |
1401 | break; | |
1402 | default: | |
1403 | case QAM_AUTO: | |
1404 | ch.constellation = -1; | |
1405 | break; | |
1406 | } | |
1407 | switch (state->fe[0]->dtv_property_cache.hierarchy) { | |
1408 | case HIERARCHY_NONE: | |
1409 | ch.hrch = 0; | |
1410 | break; | |
1411 | case HIERARCHY_1: | |
1412 | case HIERARCHY_2: | |
1413 | case HIERARCHY_4: | |
1414 | ch.hrch = 1; | |
1415 | break; | |
1416 | default: | |
1417 | case HIERARCHY_AUTO: | |
1418 | ch.hrch = -1; | |
1419 | break; | |
1420 | } | |
1421 | ch.alpha = 1; | |
1422 | switch (state->fe[0]->dtv_property_cache.code_rate_HP) { | |
1423 | case FEC_1_2: | |
1424 | ch.code_rate_hp = 1; | |
1425 | break; | |
1426 | case FEC_2_3: | |
1427 | ch.code_rate_hp = 2; | |
1428 | break; | |
1429 | case FEC_3_4: | |
1430 | ch.code_rate_hp = 3; | |
1431 | break; | |
1432 | case FEC_5_6: | |
1433 | ch.code_rate_hp = 5; | |
1434 | break; | |
1435 | case FEC_7_8: | |
1436 | ch.code_rate_hp = 7; | |
1437 | break; | |
1438 | default: | |
1439 | case FEC_AUTO: | |
1440 | ch.code_rate_hp = -1; | |
1441 | break; | |
1442 | } | |
1443 | switch (state->fe[0]->dtv_property_cache.code_rate_LP) { | |
1444 | case FEC_1_2: | |
1445 | ch.code_rate_lp = 1; | |
1446 | break; | |
1447 | case FEC_2_3: | |
1448 | ch.code_rate_lp = 2; | |
1449 | break; | |
1450 | case FEC_3_4: | |
1451 | ch.code_rate_lp = 3; | |
1452 | break; | |
1453 | case FEC_5_6: | |
1454 | ch.code_rate_lp = 5; | |
1455 | break; | |
1456 | case FEC_7_8: | |
1457 | ch.code_rate_lp = 7; | |
1458 | break; | |
1459 | default: | |
1460 | case FEC_AUTO: | |
1461 | ch.code_rate_lp = -1; | |
1462 | break; | |
1463 | } | |
1464 | ch.select_hp = 1; | |
1465 | ch.intlv_native = 1; | |
1466 | ||
b4d6046e | 1467 | dib9000_risc_mem_write(state, FE_MM_W_CHANNEL_UNION, (u8 *) &ch); |
dd316c6b OG |
1468 | |
1469 | return 0; | |
1470 | } | |
1471 | ||
f20b12ec | 1472 | static int dib9000_fw_tune(struct dvb_frontend *fe) |
dd316c6b OG |
1473 | { |
1474 | struct dib9000_state *state = fe->demodulator_priv; | |
1475 | int ret = 10, search = state->channel_status.status == CHANNEL_STATUS_PARAMETERS_UNKNOWN; | |
1476 | s8 i; | |
1477 | ||
1478 | switch (state->tune_state) { | |
1479 | case CT_DEMOD_START: | |
759e236c | 1480 | dib9000_fw_set_channel_head(state); |
dd316c6b OG |
1481 | |
1482 | /* write the channel context - a channel is initialized to 0, so it is OK */ | |
1483 | dib9000_risc_mem_write(state, FE_MM_W_CHANNEL_CONTEXT, (u8 *) fe_info); | |
1484 | dib9000_risc_mem_write(state, FE_MM_W_FE_INFO, (u8 *) fe_info); | |
1485 | ||
1486 | if (search) | |
1487 | dib9000_mbx_send(state, OUT_MSG_FE_CHANNEL_SEARCH, NULL, 0); | |
1488 | else { | |
f20b12ec | 1489 | dib9000_fw_set_channel_union(fe); |
dd316c6b OG |
1490 | dib9000_mbx_send(state, OUT_MSG_FE_CHANNEL_TUNE, NULL, 0); |
1491 | } | |
1492 | state->tune_state = CT_DEMOD_STEP_1; | |
1493 | break; | |
1494 | case CT_DEMOD_STEP_1: | |
1495 | if (search) | |
5a0deeed | 1496 | dib9000_risc_mem_read(state, FE_MM_R_CHANNEL_SEARCH_STATE, state->i2c_read_buffer, 1); |
dd316c6b | 1497 | else |
5a0deeed OG |
1498 | dib9000_risc_mem_read(state, FE_MM_R_CHANNEL_TUNE_STATE, state->i2c_read_buffer, 1); |
1499 | i = (s8)state->i2c_read_buffer[0]; | |
dd316c6b OG |
1500 | switch (i) { /* something happened */ |
1501 | case 0: | |
1502 | break; | |
1503 | case -2: /* tps locks are "slower" than MPEG locks -> even in autosearch data is OK here */ | |
1504 | if (search) | |
1505 | state->status = FE_STATUS_DEMOD_SUCCESS; | |
1506 | else { | |
1507 | state->tune_state = CT_DEMOD_STOP; | |
1508 | state->status = FE_STATUS_LOCKED; | |
1509 | } | |
1510 | break; | |
1511 | default: | |
1512 | state->status = FE_STATUS_TUNE_FAILED; | |
1513 | state->tune_state = CT_DEMOD_STOP; | |
1514 | break; | |
1515 | } | |
1516 | break; | |
1517 | default: | |
1518 | ret = FE_CALLBACK_TIME_NEVER; | |
1519 | break; | |
1520 | } | |
1521 | ||
1522 | return ret; | |
1523 | } | |
1524 | ||
1525 | static int dib9000_fw_set_diversity_in(struct dvb_frontend *fe, int onoff) | |
1526 | { | |
1527 | struct dib9000_state *state = fe->demodulator_priv; | |
1528 | u16 mode = (u16) onoff; | |
1529 | return dib9000_mbx_send(state, OUT_MSG_ENABLE_DIVERSITY, &mode, 1); | |
1530 | } | |
1531 | ||
1532 | static int dib9000_fw_set_output_mode(struct dvb_frontend *fe, int mode) | |
1533 | { | |
1534 | struct dib9000_state *state = fe->demodulator_priv; | |
1535 | u16 outreg, smo_mode; | |
1536 | ||
1537 | dprintk("setting output mode for demod %p to %d", fe, mode); | |
1538 | ||
1539 | switch (mode) { | |
b4d6046e | 1540 | case OUTMODE_MPEG2_PAR_GATED_CLK: |
dd316c6b OG |
1541 | outreg = (1 << 10); /* 0x0400 */ |
1542 | break; | |
b4d6046e | 1543 | case OUTMODE_MPEG2_PAR_CONT_CLK: |
dd316c6b OG |
1544 | outreg = (1 << 10) | (1 << 6); /* 0x0440 */ |
1545 | break; | |
b4d6046e | 1546 | case OUTMODE_MPEG2_SERIAL: |
dd316c6b OG |
1547 | outreg = (1 << 10) | (2 << 6) | (0 << 1); /* 0x0482 */ |
1548 | break; | |
1549 | case OUTMODE_DIVERSITY: | |
1550 | outreg = (1 << 10) | (4 << 6); /* 0x0500 */ | |
1551 | break; | |
b4d6046e | 1552 | case OUTMODE_MPEG2_FIFO: |
dd316c6b OG |
1553 | outreg = (1 << 10) | (5 << 6); |
1554 | break; | |
b4d6046e | 1555 | case OUTMODE_HIGH_Z: |
dd316c6b OG |
1556 | outreg = 0; |
1557 | break; | |
1558 | default: | |
1559 | dprintk("Unhandled output_mode passed to be set for demod %p", &state->fe[0]); | |
1560 | return -EINVAL; | |
1561 | } | |
1562 | ||
b4d6046e | 1563 | dib9000_write_word(state, 1795, outreg); |
dd316c6b OG |
1564 | |
1565 | switch (mode) { | |
1566 | case OUTMODE_MPEG2_PAR_GATED_CLK: | |
1567 | case OUTMODE_MPEG2_PAR_CONT_CLK: | |
1568 | case OUTMODE_MPEG2_SERIAL: | |
1569 | case OUTMODE_MPEG2_FIFO: | |
1570 | smo_mode = (dib9000_read_word(state, 295) & 0x0010) | (1 << 1); | |
1571 | if (state->chip.d9.cfg.output_mpeg2_in_188_bytes) | |
1572 | smo_mode |= (1 << 5); | |
1573 | dib9000_write_word(state, 295, smo_mode); | |
1574 | break; | |
1575 | } | |
1576 | ||
1577 | outreg = to_fw_output_mode(mode); | |
1578 | return dib9000_mbx_send(state, OUT_MSG_SET_OUTPUT_MODE, &outreg, 1); | |
1579 | } | |
1580 | ||
1581 | static int dib9000_tuner_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num) | |
1582 | { | |
1583 | struct dib9000_state *state = i2c_get_adapdata(i2c_adap); | |
1584 | u16 i, len, t, index_msg; | |
1585 | ||
1586 | for (index_msg = 0; index_msg < num; index_msg++) { | |
1587 | if (msg[index_msg].flags & I2C_M_RD) { /* read */ | |
1588 | len = msg[index_msg].len; | |
1589 | if (len > 16) | |
1590 | len = 16; | |
1591 | ||
1592 | if (dib9000_read_word(state, 790) != 0) | |
1593 | dprintk("TunerITF: read busy"); | |
1594 | ||
1595 | dib9000_write_word(state, 784, (u16) (msg[index_msg].addr)); | |
1596 | dib9000_write_word(state, 787, (len / 2) - 1); | |
1597 | dib9000_write_word(state, 786, 1); /* start read */ | |
1598 | ||
1599 | i = 1000; | |
1600 | while (dib9000_read_word(state, 790) != (len / 2) && i) | |
1601 | i--; | |
1602 | ||
1603 | if (i == 0) | |
1604 | dprintk("TunerITF: read failed"); | |
1605 | ||
1606 | for (i = 0; i < len; i += 2) { | |
1607 | t = dib9000_read_word(state, 785); | |
1608 | msg[index_msg].buf[i] = (t >> 8) & 0xff; | |
1609 | msg[index_msg].buf[i + 1] = (t) & 0xff; | |
1610 | } | |
1611 | if (dib9000_read_word(state, 790) != 0) | |
1612 | dprintk("TunerITF: read more data than expected"); | |
1613 | } else { | |
1614 | i = 1000; | |
1615 | while (dib9000_read_word(state, 789) && i) | |
1616 | i--; | |
1617 | if (i == 0) | |
1618 | dprintk("TunerITF: write busy"); | |
1619 | ||
1620 | len = msg[index_msg].len; | |
1621 | if (len > 16) | |
1622 | len = 16; | |
1623 | ||
1624 | for (i = 0; i < len; i += 2) | |
1625 | dib9000_write_word(state, 785, (msg[index_msg].buf[i] << 8) | msg[index_msg].buf[i + 1]); | |
1626 | dib9000_write_word(state, 784, (u16) msg[index_msg].addr); | |
1627 | dib9000_write_word(state, 787, (len / 2) - 1); | |
1628 | dib9000_write_word(state, 786, 0); /* start write */ | |
1629 | ||
1630 | i = 1000; | |
1631 | while (dib9000_read_word(state, 791) > 0 && i) | |
1632 | i--; | |
1633 | if (i == 0) | |
1634 | dprintk("TunerITF: write failed"); | |
1635 | } | |
1636 | } | |
1637 | return num; | |
1638 | } | |
1639 | ||
1640 | int dib9000_fw_set_component_bus_speed(struct dvb_frontend *fe, u16 speed) | |
1641 | { | |
1642 | struct dib9000_state *state = fe->demodulator_priv; | |
1643 | ||
1644 | state->component_bus_speed = speed; | |
1645 | return 0; | |
1646 | } | |
1647 | EXPORT_SYMBOL(dib9000_fw_set_component_bus_speed); | |
1648 | ||
1649 | static int dib9000_fw_component_bus_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num) | |
1650 | { | |
1651 | struct dib9000_state *state = i2c_get_adapdata(i2c_adap); | |
b4d6046e | 1652 | u8 type = 0; /* I2C */ |
dd316c6b | 1653 | u8 port = DIBX000_I2C_INTERFACE_GPIO_3_4; |
b4d6046e | 1654 | u16 scl = state->component_bus_speed; /* SCL frequency */ |
dd316c6b OG |
1655 | struct dib9000_fe_memory_map *m = &state->platform.risc.fe_mm[FE_MM_RW_COMPONENT_ACCESS_BUFFER]; |
1656 | u8 p[13] = { 0 }; | |
1657 | ||
1658 | p[0] = type; | |
1659 | p[1] = port; | |
1660 | p[2] = msg[0].addr << 1; | |
1661 | ||
1662 | p[3] = (u8) scl & 0xff; /* scl */ | |
1663 | p[4] = (u8) (scl >> 8); | |
1664 | ||
dd316c6b OG |
1665 | p[7] = 0; |
1666 | p[8] = 0; | |
1667 | ||
1668 | p[9] = (u8) (msg[0].len); | |
1669 | p[10] = (u8) (msg[0].len >> 8); | |
1670 | if ((num > 1) && (msg[1].flags & I2C_M_RD)) { | |
1671 | p[11] = (u8) (msg[1].len); | |
1672 | p[12] = (u8) (msg[1].len >> 8); | |
1673 | } else { | |
1674 | p[11] = 0; | |
1675 | p[12] = 0; | |
1676 | } | |
1677 | ||
1eaef48b | 1678 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
1679 | dprintk("could not get the lock"); |
1680 | return 0; | |
1681 | } | |
dd316c6b OG |
1682 | |
1683 | dib9000_risc_mem_write(state, FE_MM_W_COMPONENT_ACCESS, p); | |
1684 | ||
1685 | { /* write-part */ | |
1686 | dib9000_risc_mem_setup_cmd(state, m->addr, msg[0].len, 0); | |
1687 | dib9000_risc_mem_write_chunks(state, msg[0].buf, msg[0].len); | |
1688 | } | |
1689 | ||
1690 | /* do the transaction */ | |
1691 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_COMPONENT_ACCESS) < 0) { | |
1eaef48b | 1692 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
1693 | return 0; |
1694 | } | |
1695 | ||
1696 | /* read back any possible result */ | |
1697 | if ((num > 1) && (msg[1].flags & I2C_M_RD)) | |
1698 | dib9000_risc_mem_read(state, FE_MM_RW_COMPONENT_ACCESS_BUFFER, msg[1].buf, msg[1].len); | |
1699 | ||
1eaef48b | 1700 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
1701 | |
1702 | return num; | |
1703 | } | |
1704 | ||
1705 | static u32 dib9000_i2c_func(struct i2c_adapter *adapter) | |
1706 | { | |
1707 | return I2C_FUNC_I2C; | |
1708 | } | |
1709 | ||
1710 | static struct i2c_algorithm dib9000_tuner_algo = { | |
1711 | .master_xfer = dib9000_tuner_xfer, | |
1712 | .functionality = dib9000_i2c_func, | |
1713 | }; | |
1714 | ||
1715 | static struct i2c_algorithm dib9000_component_bus_algo = { | |
1716 | .master_xfer = dib9000_fw_component_bus_xfer, | |
1717 | .functionality = dib9000_i2c_func, | |
1718 | }; | |
1719 | ||
1720 | struct i2c_adapter *dib9000_get_tuner_interface(struct dvb_frontend *fe) | |
1721 | { | |
1722 | struct dib9000_state *st = fe->demodulator_priv; | |
1723 | return &st->tuner_adap; | |
1724 | } | |
dd316c6b OG |
1725 | EXPORT_SYMBOL(dib9000_get_tuner_interface); |
1726 | ||
1727 | struct i2c_adapter *dib9000_get_component_bus_interface(struct dvb_frontend *fe) | |
1728 | { | |
1729 | struct dib9000_state *st = fe->demodulator_priv; | |
1730 | return &st->component_bus; | |
1731 | } | |
dd316c6b OG |
1732 | EXPORT_SYMBOL(dib9000_get_component_bus_interface); |
1733 | ||
1734 | struct i2c_adapter *dib9000_get_i2c_master(struct dvb_frontend *fe, enum dibx000_i2c_interface intf, int gating) | |
1735 | { | |
1736 | struct dib9000_state *st = fe->demodulator_priv; | |
1737 | return dibx000_get_i2c_adapter(&st->i2c_master, intf, gating); | |
1738 | } | |
dd316c6b OG |
1739 | EXPORT_SYMBOL(dib9000_get_i2c_master); |
1740 | ||
1741 | int dib9000_set_i2c_adapter(struct dvb_frontend *fe, struct i2c_adapter *i2c) | |
1742 | { | |
1743 | struct dib9000_state *st = fe->demodulator_priv; | |
1744 | ||
1745 | st->i2c.i2c_adap = i2c; | |
1746 | return 0; | |
1747 | } | |
dd316c6b OG |
1748 | EXPORT_SYMBOL(dib9000_set_i2c_adapter); |
1749 | ||
1750 | static int dib9000_cfg_gpio(struct dib9000_state *st, u8 num, u8 dir, u8 val) | |
1751 | { | |
1752 | st->gpio_dir = dib9000_read_word(st, 773); | |
1753 | st->gpio_dir &= ~(1 << num); /* reset the direction bit */ | |
1754 | st->gpio_dir |= (dir & 0x1) << num; /* set the new direction */ | |
1755 | dib9000_write_word(st, 773, st->gpio_dir); | |
1756 | ||
1757 | st->gpio_val = dib9000_read_word(st, 774); | |
1758 | st->gpio_val &= ~(1 << num); /* reset the direction bit */ | |
1759 | st->gpio_val |= (val & 0x01) << num; /* set the new value */ | |
1760 | dib9000_write_word(st, 774, st->gpio_val); | |
1761 | ||
1762 | dprintk("gpio dir: %04x: gpio val: %04x", st->gpio_dir, st->gpio_val); | |
1763 | ||
1764 | return 0; | |
1765 | } | |
1766 | ||
1767 | int dib9000_set_gpio(struct dvb_frontend *fe, u8 num, u8 dir, u8 val) | |
1768 | { | |
1769 | struct dib9000_state *state = fe->demodulator_priv; | |
1770 | return dib9000_cfg_gpio(state, num, dir, val); | |
1771 | } | |
dd316c6b | 1772 | EXPORT_SYMBOL(dib9000_set_gpio); |
b4d6046e | 1773 | |
dd316c6b OG |
1774 | int dib9000_fw_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff) |
1775 | { | |
1776 | struct dib9000_state *state = fe->demodulator_priv; | |
79fcce32 PB |
1777 | u16 val; |
1778 | int ret; | |
1779 | ||
1780 | if ((state->pid_ctrl_index != -2) && (state->pid_ctrl_index < 9)) { | |
1781 | /* postpone the pid filtering cmd */ | |
1782 | dprintk("pid filter cmd postpone"); | |
1783 | state->pid_ctrl_index++; | |
1784 | state->pid_ctrl[state->pid_ctrl_index].cmd = DIB9000_PID_FILTER_CTRL; | |
1785 | state->pid_ctrl[state->pid_ctrl_index].onoff = onoff; | |
1786 | return 0; | |
1787 | } | |
1788 | ||
1eaef48b | 1789 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
1790 | dprintk("could not get the lock"); |
1791 | return -EINTR; | |
1792 | } | |
79fcce32 PB |
1793 | |
1794 | val = dib9000_read_word(state, 294 + 1) & 0xffef; | |
dd316c6b OG |
1795 | val |= (onoff & 0x1) << 4; |
1796 | ||
1797 | dprintk("PID filter enabled %d", onoff); | |
79fcce32 | 1798 | ret = dib9000_write_word(state, 294 + 1, val); |
1eaef48b | 1799 | mutex_unlock(&state->demod_lock); |
79fcce32 PB |
1800 | return ret; |
1801 | ||
dd316c6b | 1802 | } |
dd316c6b | 1803 | EXPORT_SYMBOL(dib9000_fw_pid_filter_ctrl); |
b4d6046e | 1804 | |
dd316c6b OG |
1805 | int dib9000_fw_pid_filter(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff) |
1806 | { | |
1807 | struct dib9000_state *state = fe->demodulator_priv; | |
79fcce32 PB |
1808 | int ret; |
1809 | ||
1810 | if (state->pid_ctrl_index != -2) { | |
1811 | /* postpone the pid filtering cmd */ | |
1812 | dprintk("pid filter postpone"); | |
1813 | if (state->pid_ctrl_index < 9) { | |
1814 | state->pid_ctrl_index++; | |
1815 | state->pid_ctrl[state->pid_ctrl_index].cmd = DIB9000_PID_FILTER; | |
1816 | state->pid_ctrl[state->pid_ctrl_index].id = id; | |
1817 | state->pid_ctrl[state->pid_ctrl_index].pid = pid; | |
1818 | state->pid_ctrl[state->pid_ctrl_index].onoff = onoff; | |
1819 | } else | |
1820 | dprintk("can not add any more pid ctrl cmd"); | |
1821 | return 0; | |
1822 | } | |
1823 | ||
1eaef48b | 1824 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
1825 | dprintk("could not get the lock"); |
1826 | return -EINTR; | |
1827 | } | |
dd316c6b | 1828 | dprintk("Index %x, PID %d, OnOff %d", id, pid, onoff); |
79fcce32 PB |
1829 | ret = dib9000_write_word(state, 300 + 1 + id, |
1830 | onoff ? (1 << 13) | pid : 0); | |
1eaef48b | 1831 | mutex_unlock(&state->demod_lock); |
79fcce32 | 1832 | return ret; |
dd316c6b | 1833 | } |
dd316c6b OG |
1834 | EXPORT_SYMBOL(dib9000_fw_pid_filter); |
1835 | ||
1836 | int dib9000_firmware_post_pll_init(struct dvb_frontend *fe) | |
1837 | { | |
1838 | struct dib9000_state *state = fe->demodulator_priv; | |
1839 | return dib9000_fw_init(state); | |
1840 | } | |
dd316c6b OG |
1841 | EXPORT_SYMBOL(dib9000_firmware_post_pll_init); |
1842 | ||
1843 | static void dib9000_release(struct dvb_frontend *demod) | |
1844 | { | |
1845 | struct dib9000_state *st = demod->demodulator_priv; | |
1846 | u8 index_frontend; | |
1847 | ||
b4d6046e | 1848 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (st->fe[index_frontend] != NULL); index_frontend++) |
dd316c6b OG |
1849 | dvb_frontend_detach(st->fe[index_frontend]); |
1850 | ||
dd316c6b OG |
1851 | dibx000_exit_i2c_master(&st->i2c_master); |
1852 | ||
1853 | i2c_del_adapter(&st->tuner_adap); | |
1854 | i2c_del_adapter(&st->component_bus); | |
1855 | kfree(st->fe[0]); | |
1856 | kfree(st); | |
1857 | } | |
1858 | ||
1859 | static int dib9000_wakeup(struct dvb_frontend *fe) | |
1860 | { | |
1861 | return 0; | |
1862 | } | |
1863 | ||
1864 | static int dib9000_sleep(struct dvb_frontend *fe) | |
1865 | { | |
1866 | struct dib9000_state *state = fe->demodulator_priv; | |
1867 | u8 index_frontend; | |
79fcce32 | 1868 | int ret = 0; |
dd316c6b | 1869 | |
1eaef48b | 1870 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
1871 | dprintk("could not get the lock"); |
1872 | return -EINTR; | |
1873 | } | |
b4d6046e | 1874 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
1875 | ret = state->fe[index_frontend]->ops.sleep(state->fe[index_frontend]); |
1876 | if (ret < 0) | |
79fcce32 | 1877 | goto error; |
dd316c6b | 1878 | } |
79fcce32 PB |
1879 | ret = dib9000_mbx_send(state, OUT_MSG_FE_SLEEP, NULL, 0); |
1880 | ||
1881 | error: | |
1eaef48b | 1882 | mutex_unlock(&state->demod_lock); |
79fcce32 | 1883 | return ret; |
dd316c6b OG |
1884 | } |
1885 | ||
1886 | static int dib9000_fe_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *tune) | |
1887 | { | |
1888 | tune->min_delay_ms = 1000; | |
1889 | return 0; | |
1890 | } | |
1891 | ||
7e3e68bc MCC |
1892 | static int dib9000_get_frontend(struct dvb_frontend *fe, |
1893 | struct dtv_frontend_properties *c) | |
dd316c6b OG |
1894 | { |
1895 | struct dib9000_state *state = fe->demodulator_priv; | |
1896 | u8 index_frontend, sub_index_frontend; | |
0df289a2 | 1897 | enum fe_status stat; |
79fcce32 PB |
1898 | int ret = 0; |
1899 | ||
f3033aec | 1900 | if (state->get_frontend_internal == 0) { |
1eaef48b | 1901 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
1902 | dprintk("could not get the lock"); |
1903 | return -EINTR; | |
1904 | } | |
1905 | } | |
dd316c6b | 1906 | |
b4d6046e | 1907 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
1908 | state->fe[index_frontend]->ops.read_status(state->fe[index_frontend], &stat); |
1909 | if (stat & FE_HAS_SYNC) { | |
1910 | dprintk("TPS lock on the slave%i", index_frontend); | |
1911 | ||
1912 | /* synchronize the cache with the other frontends */ | |
7e3e68bc | 1913 | state->fe[index_frontend]->ops.get_frontend(state->fe[index_frontend], c); |
b4d6046e OG |
1914 | for (sub_index_frontend = 0; (sub_index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[sub_index_frontend] != NULL); |
1915 | sub_index_frontend++) { | |
dd316c6b | 1916 | if (sub_index_frontend != index_frontend) { |
b4d6046e OG |
1917 | state->fe[sub_index_frontend]->dtv_property_cache.modulation = |
1918 | state->fe[index_frontend]->dtv_property_cache.modulation; | |
1919 | state->fe[sub_index_frontend]->dtv_property_cache.inversion = | |
1920 | state->fe[index_frontend]->dtv_property_cache.inversion; | |
1921 | state->fe[sub_index_frontend]->dtv_property_cache.transmission_mode = | |
1922 | state->fe[index_frontend]->dtv_property_cache.transmission_mode; | |
1923 | state->fe[sub_index_frontend]->dtv_property_cache.guard_interval = | |
1924 | state->fe[index_frontend]->dtv_property_cache.guard_interval; | |
1925 | state->fe[sub_index_frontend]->dtv_property_cache.hierarchy = | |
1926 | state->fe[index_frontend]->dtv_property_cache.hierarchy; | |
1927 | state->fe[sub_index_frontend]->dtv_property_cache.code_rate_HP = | |
1928 | state->fe[index_frontend]->dtv_property_cache.code_rate_HP; | |
1929 | state->fe[sub_index_frontend]->dtv_property_cache.code_rate_LP = | |
1930 | state->fe[index_frontend]->dtv_property_cache.code_rate_LP; | |
1931 | state->fe[sub_index_frontend]->dtv_property_cache.rolloff = | |
1932 | state->fe[index_frontend]->dtv_property_cache.rolloff; | |
dd316c6b OG |
1933 | } |
1934 | } | |
79fcce32 PB |
1935 | ret = 0; |
1936 | goto return_value; | |
dd316c6b OG |
1937 | } |
1938 | } | |
1939 | ||
1940 | /* get the channel from master chip */ | |
759e236c | 1941 | ret = dib9000_fw_get_channel(fe); |
dd316c6b | 1942 | if (ret != 0) |
79fcce32 | 1943 | goto return_value; |
dd316c6b OG |
1944 | |
1945 | /* synchronize the cache with the other frontends */ | |
b4d6046e | 1946 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
7e3e68bc MCC |
1947 | state->fe[index_frontend]->dtv_property_cache.inversion = c->inversion; |
1948 | state->fe[index_frontend]->dtv_property_cache.transmission_mode = c->transmission_mode; | |
1949 | state->fe[index_frontend]->dtv_property_cache.guard_interval = c->guard_interval; | |
1950 | state->fe[index_frontend]->dtv_property_cache.modulation = c->modulation; | |
1951 | state->fe[index_frontend]->dtv_property_cache.hierarchy = c->hierarchy; | |
1952 | state->fe[index_frontend]->dtv_property_cache.code_rate_HP = c->code_rate_HP; | |
1953 | state->fe[index_frontend]->dtv_property_cache.code_rate_LP = c->code_rate_LP; | |
1954 | state->fe[index_frontend]->dtv_property_cache.rolloff = c->rolloff; | |
dd316c6b | 1955 | } |
79fcce32 | 1956 | ret = 0; |
dd316c6b | 1957 | |
79fcce32 PB |
1958 | return_value: |
1959 | if (state->get_frontend_internal == 0) | |
1eaef48b | 1960 | mutex_unlock(&state->demod_lock); |
79fcce32 | 1961 | return ret; |
dd316c6b OG |
1962 | } |
1963 | ||
1964 | static int dib9000_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state) | |
1965 | { | |
1966 | struct dib9000_state *state = fe->demodulator_priv; | |
1967 | state->tune_state = tune_state; | |
1968 | if (tune_state == CT_DEMOD_START) | |
1969 | state->status = FE_STATUS_TUNE_PENDING; | |
1970 | ||
1971 | return 0; | |
1972 | } | |
1973 | ||
1974 | static u32 dib9000_get_status(struct dvb_frontend *fe) | |
1975 | { | |
1976 | struct dib9000_state *state = fe->demodulator_priv; | |
1977 | return state->status; | |
1978 | } | |
1979 | ||
1980 | static int dib9000_set_channel_status(struct dvb_frontend *fe, struct dvb_frontend_parametersContext *channel_status) | |
1981 | { | |
1982 | struct dib9000_state *state = fe->demodulator_priv; | |
1983 | ||
1984 | memcpy(&state->channel_status, channel_status, sizeof(struct dvb_frontend_parametersContext)); | |
1985 | return 0; | |
1986 | } | |
1987 | ||
9e9c5bf7 | 1988 | static int dib9000_set_frontend(struct dvb_frontend *fe) |
dd316c6b OG |
1989 | { |
1990 | struct dib9000_state *state = fe->demodulator_priv; | |
1991 | int sleep_time, sleep_time_slave; | |
1992 | u32 frontend_status; | |
1993 | u8 nbr_pending, exit_condition, index_frontend, index_frontend_success; | |
1994 | struct dvb_frontend_parametersContext channel_status; | |
1995 | ||
1996 | /* check that the correct parameters are set */ | |
1997 | if (state->fe[0]->dtv_property_cache.frequency == 0) { | |
1998 | dprintk("dib9000: must specify frequency "); | |
1999 | return 0; | |
2000 | } | |
2001 | ||
2002 | if (state->fe[0]->dtv_property_cache.bandwidth_hz == 0) { | |
2003 | dprintk("dib9000: must specify bandwidth "); | |
2004 | return 0; | |
2005 | } | |
79fcce32 PB |
2006 | |
2007 | state->pid_ctrl_index = -1; /* postpone the pid filtering cmd */ | |
1eaef48b | 2008 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2009 | dprintk("could not get the lock"); |
2010 | return 0; | |
2011 | } | |
79fcce32 | 2012 | |
dd316c6b OG |
2013 | fe->dtv_property_cache.delivery_system = SYS_DVBT; |
2014 | ||
2015 | /* set the master status */ | |
9e9c5bf7 MCC |
2016 | if (state->fe[0]->dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO || |
2017 | state->fe[0]->dtv_property_cache.guard_interval == GUARD_INTERVAL_AUTO || | |
2018 | state->fe[0]->dtv_property_cache.modulation == QAM_AUTO || | |
2019 | state->fe[0]->dtv_property_cache.code_rate_HP == FEC_AUTO) { | |
dd316c6b OG |
2020 | /* no channel specified, autosearch the channel */ |
2021 | state->channel_status.status = CHANNEL_STATUS_PARAMETERS_UNKNOWN; | |
2022 | } else | |
2023 | state->channel_status.status = CHANNEL_STATUS_PARAMETERS_SET; | |
2024 | ||
2025 | /* set mode and status for the different frontends */ | |
b4d6046e | 2026 | for (index_frontend = 0; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
2027 | dib9000_fw_set_diversity_in(state->fe[index_frontend], 1); |
2028 | ||
2029 | /* synchronization of the cache */ | |
2030 | memcpy(&state->fe[index_frontend]->dtv_property_cache, &fe->dtv_property_cache, sizeof(struct dtv_frontend_properties)); | |
2031 | ||
2032 | state->fe[index_frontend]->dtv_property_cache.delivery_system = SYS_DVBT; | |
2033 | dib9000_fw_set_output_mode(state->fe[index_frontend], OUTMODE_HIGH_Z); | |
2034 | ||
2035 | dib9000_set_channel_status(state->fe[index_frontend], &state->channel_status); | |
2036 | dib9000_set_tune_state(state->fe[index_frontend], CT_DEMOD_START); | |
2037 | } | |
2038 | ||
2039 | /* actual tune */ | |
b4d6046e | 2040 | exit_condition = 0; /* 0: tune pending; 1: tune failed; 2:tune success */ |
dd316c6b OG |
2041 | index_frontend_success = 0; |
2042 | do { | |
f20b12ec | 2043 | sleep_time = dib9000_fw_tune(state->fe[0]); |
b4d6046e | 2044 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
f20b12ec | 2045 | sleep_time_slave = dib9000_fw_tune(state->fe[index_frontend]); |
dd316c6b OG |
2046 | if (sleep_time == FE_CALLBACK_TIME_NEVER) |
2047 | sleep_time = sleep_time_slave; | |
2048 | else if ((sleep_time_slave != FE_CALLBACK_TIME_NEVER) && (sleep_time_slave > sleep_time)) | |
2049 | sleep_time = sleep_time_slave; | |
2050 | } | |
2051 | if (sleep_time != FE_CALLBACK_TIME_NEVER) | |
2052 | msleep(sleep_time / 10); | |
2053 | else | |
2054 | break; | |
2055 | ||
2056 | nbr_pending = 0; | |
2057 | exit_condition = 0; | |
2058 | index_frontend_success = 0; | |
b4d6046e | 2059 | for (index_frontend = 0; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
2060 | frontend_status = -dib9000_get_status(state->fe[index_frontend]); |
2061 | if (frontend_status > -FE_STATUS_TUNE_PENDING) { | |
b4d6046e | 2062 | exit_condition = 2; /* tune success */ |
dd316c6b OG |
2063 | index_frontend_success = index_frontend; |
2064 | break; | |
2065 | } | |
2066 | if (frontend_status == -FE_STATUS_TUNE_PENDING) | |
b4d6046e | 2067 | nbr_pending++; /* some frontends are still tuning */ |
dd316c6b OG |
2068 | } |
2069 | if ((exit_condition != 2) && (nbr_pending == 0)) | |
b4d6046e | 2070 | exit_condition = 1; /* if all tune are done and no success, exit: tune failed */ |
dd316c6b OG |
2071 | |
2072 | } while (exit_condition == 0); | |
2073 | ||
2074 | /* check the tune result */ | |
b4d6046e | 2075 | if (exit_condition == 1) { /* tune failed */ |
dd316c6b | 2076 | dprintk("tune failed"); |
1eaef48b | 2077 | mutex_unlock(&state->demod_lock); |
79fcce32 PB |
2078 | /* tune failed; put all the pid filtering cmd to junk */ |
2079 | state->pid_ctrl_index = -1; | |
dd316c6b OG |
2080 | return 0; |
2081 | } | |
2082 | ||
2083 | dprintk("tune success on frontend%i", index_frontend_success); | |
2084 | ||
2085 | /* synchronize all the channel cache */ | |
79fcce32 | 2086 | state->get_frontend_internal = 1; |
7e3e68bc | 2087 | dib9000_get_frontend(state->fe[0], &state->fe[0]->dtv_property_cache); |
79fcce32 | 2088 | state->get_frontend_internal = 0; |
dd316c6b OG |
2089 | |
2090 | /* retune the other frontends with the found channel */ | |
2091 | channel_status.status = CHANNEL_STATUS_PARAMETERS_SET; | |
b4d6046e | 2092 | for (index_frontend = 0; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
2093 | /* only retune the frontends which was not tuned success */ |
2094 | if (index_frontend != index_frontend_success) { | |
2095 | dib9000_set_channel_status(state->fe[index_frontend], &channel_status); | |
2096 | dib9000_set_tune_state(state->fe[index_frontend], CT_DEMOD_START); | |
2097 | } | |
2098 | } | |
2099 | do { | |
2100 | sleep_time = FE_CALLBACK_TIME_NEVER; | |
b4d6046e | 2101 | for (index_frontend = 0; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b | 2102 | if (index_frontend != index_frontend_success) { |
f20b12ec | 2103 | sleep_time_slave = dib9000_fw_tune(state->fe[index_frontend]); |
dd316c6b OG |
2104 | if (sleep_time == FE_CALLBACK_TIME_NEVER) |
2105 | sleep_time = sleep_time_slave; | |
2106 | else if ((sleep_time_slave != FE_CALLBACK_TIME_NEVER) && (sleep_time_slave > sleep_time)) | |
2107 | sleep_time = sleep_time_slave; | |
2108 | } | |
2109 | } | |
2110 | if (sleep_time != FE_CALLBACK_TIME_NEVER) | |
2111 | msleep(sleep_time / 10); | |
2112 | else | |
2113 | break; | |
2114 | ||
2115 | nbr_pending = 0; | |
b4d6046e | 2116 | for (index_frontend = 0; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
2117 | if (index_frontend != index_frontend_success) { |
2118 | frontend_status = -dib9000_get_status(state->fe[index_frontend]); | |
2119 | if ((index_frontend != index_frontend_success) && (frontend_status == -FE_STATUS_TUNE_PENDING)) | |
b4d6046e | 2120 | nbr_pending++; /* some frontends are still tuning */ |
dd316c6b OG |
2121 | } |
2122 | } | |
2123 | } while (nbr_pending != 0); | |
2124 | ||
2125 | /* set the output mode */ | |
2126 | dib9000_fw_set_output_mode(state->fe[0], state->chip.d9.cfg.output_mode); | |
b4d6046e | 2127 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) |
dd316c6b OG |
2128 | dib9000_fw_set_output_mode(state->fe[index_frontend], OUTMODE_DIVERSITY); |
2129 | ||
2130 | /* turn off the diversity for the last frontend */ | |
b4d6046e | 2131 | dib9000_fw_set_diversity_in(state->fe[index_frontend - 1], 0); |
dd316c6b | 2132 | |
1eaef48b | 2133 | mutex_unlock(&state->demod_lock); |
79fcce32 PB |
2134 | if (state->pid_ctrl_index >= 0) { |
2135 | u8 index_pid_filter_cmd; | |
2136 | u8 pid_ctrl_index = state->pid_ctrl_index; | |
2137 | ||
2138 | state->pid_ctrl_index = -2; | |
2139 | for (index_pid_filter_cmd = 0; | |
2140 | index_pid_filter_cmd <= pid_ctrl_index; | |
2141 | index_pid_filter_cmd++) { | |
2142 | if (state->pid_ctrl[index_pid_filter_cmd].cmd == DIB9000_PID_FILTER_CTRL) | |
2143 | dib9000_fw_pid_filter_ctrl(state->fe[0], | |
2144 | state->pid_ctrl[index_pid_filter_cmd].onoff); | |
2145 | else if (state->pid_ctrl[index_pid_filter_cmd].cmd == DIB9000_PID_FILTER) | |
2146 | dib9000_fw_pid_filter(state->fe[0], | |
2147 | state->pid_ctrl[index_pid_filter_cmd].id, | |
2148 | state->pid_ctrl[index_pid_filter_cmd].pid, | |
2149 | state->pid_ctrl[index_pid_filter_cmd].onoff); | |
2150 | } | |
2151 | } | |
2152 | /* do not postpone any more the pid filtering */ | |
2153 | state->pid_ctrl_index = -2; | |
2154 | ||
dd316c6b OG |
2155 | return 0; |
2156 | } | |
2157 | ||
2158 | static u16 dib9000_read_lock(struct dvb_frontend *fe) | |
2159 | { | |
2160 | struct dib9000_state *state = fe->demodulator_priv; | |
2161 | ||
2162 | return dib9000_read_word(state, 535); | |
2163 | } | |
2164 | ||
0df289a2 | 2165 | static int dib9000_read_status(struct dvb_frontend *fe, enum fe_status *stat) |
dd316c6b OG |
2166 | { |
2167 | struct dib9000_state *state = fe->demodulator_priv; | |
2168 | u8 index_frontend; | |
2169 | u16 lock = 0, lock_slave = 0; | |
2170 | ||
1eaef48b | 2171 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2172 | dprintk("could not get the lock"); |
2173 | return -EINTR; | |
2174 | } | |
b4d6046e | 2175 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) |
dd316c6b OG |
2176 | lock_slave |= dib9000_read_lock(state->fe[index_frontend]); |
2177 | ||
2178 | lock = dib9000_read_word(state, 535); | |
2179 | ||
2180 | *stat = 0; | |
2181 | ||
2182 | if ((lock & 0x8000) || (lock_slave & 0x8000)) | |
2183 | *stat |= FE_HAS_SIGNAL; | |
2184 | if ((lock & 0x3000) || (lock_slave & 0x3000)) | |
2185 | *stat |= FE_HAS_CARRIER; | |
2186 | if ((lock & 0x0100) || (lock_slave & 0x0100)) | |
2187 | *stat |= FE_HAS_VITERBI; | |
2188 | if (((lock & 0x0038) == 0x38) || ((lock_slave & 0x0038) == 0x38)) | |
2189 | *stat |= FE_HAS_SYNC; | |
2190 | if ((lock & 0x0008) || (lock_slave & 0x0008)) | |
2191 | *stat |= FE_HAS_LOCK; | |
2192 | ||
1eaef48b | 2193 | mutex_unlock(&state->demod_lock); |
79fcce32 | 2194 | |
dd316c6b OG |
2195 | return 0; |
2196 | } | |
2197 | ||
2198 | static int dib9000_read_ber(struct dvb_frontend *fe, u32 * ber) | |
2199 | { | |
2200 | struct dib9000_state *state = fe->demodulator_priv; | |
5a0deeed | 2201 | u16 *c; |
79fcce32 | 2202 | int ret = 0; |
dd316c6b | 2203 | |
1eaef48b | 2204 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2205 | dprintk("could not get the lock"); |
2206 | return -EINTR; | |
2207 | } | |
1eaef48b | 2208 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
2209 | dprintk("could not get the lock"); |
2210 | ret = -EINTR; | |
2211 | goto error; | |
2212 | } | |
79fcce32 | 2213 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) { |
1eaef48b | 2214 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
79fcce32 PB |
2215 | ret = -EIO; |
2216 | goto error; | |
2217 | } | |
5a0deeed OG |
2218 | dib9000_risc_mem_read(state, FE_MM_R_FE_MONITOR, |
2219 | state->i2c_read_buffer, 16 * 2); | |
1eaef48b | 2220 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b | 2221 | |
5a0deeed OG |
2222 | c = (u16 *)state->i2c_read_buffer; |
2223 | ||
dd316c6b | 2224 | *ber = c[10] << 16 | c[11]; |
79fcce32 PB |
2225 | |
2226 | error: | |
1eaef48b | 2227 | mutex_unlock(&state->demod_lock); |
79fcce32 | 2228 | return ret; |
dd316c6b OG |
2229 | } |
2230 | ||
2231 | static int dib9000_read_signal_strength(struct dvb_frontend *fe, u16 * strength) | |
2232 | { | |
2233 | struct dib9000_state *state = fe->demodulator_priv; | |
2234 | u8 index_frontend; | |
5a0deeed | 2235 | u16 *c = (u16 *)state->i2c_read_buffer; |
dd316c6b | 2236 | u16 val; |
79fcce32 | 2237 | int ret = 0; |
dd316c6b | 2238 | |
1eaef48b | 2239 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2240 | dprintk("could not get the lock"); |
2241 | return -EINTR; | |
2242 | } | |
dd316c6b | 2243 | *strength = 0; |
b4d6046e | 2244 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) { |
dd316c6b OG |
2245 | state->fe[index_frontend]->ops.read_signal_strength(state->fe[index_frontend], &val); |
2246 | if (val > 65535 - *strength) | |
2247 | *strength = 65535; | |
2248 | else | |
2249 | *strength += val; | |
2250 | } | |
2251 | ||
1eaef48b | 2252 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
2253 | dprintk("could not get the lock"); |
2254 | ret = -EINTR; | |
2255 | goto error; | |
2256 | } | |
79fcce32 | 2257 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) { |
1eaef48b | 2258 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
79fcce32 PB |
2259 | ret = -EIO; |
2260 | goto error; | |
2261 | } | |
5a0deeed | 2262 | dib9000_risc_mem_read(state, FE_MM_R_FE_MONITOR, (u8 *) c, 16 * 2); |
1eaef48b | 2263 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
2264 | |
2265 | val = 65535 - c[4]; | |
2266 | if (val > 65535 - *strength) | |
2267 | *strength = 65535; | |
2268 | else | |
2269 | *strength += val; | |
79fcce32 PB |
2270 | |
2271 | error: | |
1eaef48b | 2272 | mutex_unlock(&state->demod_lock); |
79fcce32 | 2273 | return ret; |
dd316c6b OG |
2274 | } |
2275 | ||
2276 | static u32 dib9000_get_snr(struct dvb_frontend *fe) | |
2277 | { | |
2278 | struct dib9000_state *state = fe->demodulator_priv; | |
5a0deeed | 2279 | u16 *c = (u16 *)state->i2c_read_buffer; |
dd316c6b OG |
2280 | u32 n, s, exp; |
2281 | u16 val; | |
2282 | ||
1eaef48b | 2283 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
2284 | dprintk("could not get the lock"); |
2285 | return 0; | |
2286 | } | |
9bb24a7e | 2287 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) { |
1eaef48b | 2288 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
f3033aec | 2289 | return 0; |
9bb24a7e | 2290 | } |
5a0deeed | 2291 | dib9000_risc_mem_read(state, FE_MM_R_FE_MONITOR, (u8 *) c, 16 * 2); |
1eaef48b | 2292 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
2293 | |
2294 | val = c[7]; | |
2295 | n = (val >> 4) & 0xff; | |
2296 | exp = ((val & 0xf) << 2); | |
2297 | val = c[8]; | |
2298 | exp += ((val >> 14) & 0x3); | |
2299 | if ((exp & 0x20) != 0) | |
2300 | exp -= 0x40; | |
2301 | n <<= exp + 16; | |
2302 | ||
2303 | s = (val >> 6) & 0xFF; | |
2304 | exp = (val & 0x3F); | |
2305 | if ((exp & 0x20) != 0) | |
2306 | exp -= 0x40; | |
2307 | s <<= exp + 16; | |
2308 | ||
2309 | if (n > 0) { | |
2310 | u32 t = (s / n) << 16; | |
2311 | return t + ((s << 16) - n * t) / n; | |
2312 | } | |
2313 | return 0xffffffff; | |
2314 | } | |
2315 | ||
2316 | static int dib9000_read_snr(struct dvb_frontend *fe, u16 * snr) | |
2317 | { | |
2318 | struct dib9000_state *state = fe->demodulator_priv; | |
2319 | u8 index_frontend; | |
2320 | u32 snr_master; | |
2321 | ||
1eaef48b | 2322 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2323 | dprintk("could not get the lock"); |
2324 | return -EINTR; | |
2325 | } | |
dd316c6b | 2326 | snr_master = dib9000_get_snr(fe); |
b4d6046e | 2327 | for (index_frontend = 1; (index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL); index_frontend++) |
dd316c6b OG |
2328 | snr_master += dib9000_get_snr(state->fe[index_frontend]); |
2329 | ||
2330 | if ((snr_master >> 16) != 0) { | |
2331 | snr_master = 10 * intlog10(snr_master >> 16); | |
2332 | *snr = snr_master / ((1 << 24) / 10); | |
2333 | } else | |
2334 | *snr = 0; | |
2335 | ||
1eaef48b | 2336 | mutex_unlock(&state->demod_lock); |
79fcce32 | 2337 | |
dd316c6b OG |
2338 | return 0; |
2339 | } | |
2340 | ||
2341 | static int dib9000_read_unc_blocks(struct dvb_frontend *fe, u32 * unc) | |
2342 | { | |
2343 | struct dib9000_state *state = fe->demodulator_priv; | |
5a0deeed | 2344 | u16 *c = (u16 *)state->i2c_read_buffer; |
79fcce32 | 2345 | int ret = 0; |
dd316c6b | 2346 | |
1eaef48b | 2347 | if (mutex_lock_interruptible(&state->demod_lock) < 0) { |
f3033aec AK |
2348 | dprintk("could not get the lock"); |
2349 | return -EINTR; | |
2350 | } | |
1eaef48b | 2351 | if (mutex_lock_interruptible(&state->platform.risc.mem_mbx_lock) < 0) { |
f3033aec AK |
2352 | dprintk("could not get the lock"); |
2353 | ret = -EINTR; | |
2354 | goto error; | |
2355 | } | |
79fcce32 | 2356 | if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) { |
1eaef48b | 2357 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
79fcce32 PB |
2358 | ret = -EIO; |
2359 | goto error; | |
2360 | } | |
5a0deeed | 2361 | dib9000_risc_mem_read(state, FE_MM_R_FE_MONITOR, (u8 *) c, 16 * 2); |
1eaef48b | 2362 | mutex_unlock(&state->platform.risc.mem_mbx_lock); |
dd316c6b OG |
2363 | |
2364 | *unc = c[12]; | |
79fcce32 PB |
2365 | |
2366 | error: | |
1eaef48b | 2367 | mutex_unlock(&state->demod_lock); |
79fcce32 | 2368 | return ret; |
dd316c6b OG |
2369 | } |
2370 | ||
2371 | int dib9000_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, u8 first_addr) | |
2372 | { | |
5a0deeed | 2373 | int k = 0, ret = 0; |
dd316c6b OG |
2374 | u8 new_addr = 0; |
2375 | struct i2c_device client = {.i2c_adap = i2c }; | |
2376 | ||
5a0deeed OG |
2377 | client.i2c_write_buffer = kzalloc(4 * sizeof(u8), GFP_KERNEL); |
2378 | if (!client.i2c_write_buffer) { | |
2379 | dprintk("%s: not enough memory", __func__); | |
2380 | return -ENOMEM; | |
2381 | } | |
2382 | client.i2c_read_buffer = kzalloc(4 * sizeof(u8), GFP_KERNEL); | |
2383 | if (!client.i2c_read_buffer) { | |
2384 | dprintk("%s: not enough memory", __func__); | |
2385 | ret = -ENOMEM; | |
2386 | goto error_memory; | |
2387 | } | |
2388 | ||
dd316c6b | 2389 | client.i2c_addr = default_addr + 16; |
b4d6046e | 2390 | dib9000_i2c_write16(&client, 1796, 0x0); |
dd316c6b OG |
2391 | |
2392 | for (k = no_of_demods - 1; k >= 0; k--) { | |
2393 | /* designated i2c address */ | |
2394 | new_addr = first_addr + (k << 1); | |
2395 | client.i2c_addr = default_addr; | |
2396 | ||
2397 | dib9000_i2c_write16(&client, 1817, 3); | |
2398 | dib9000_i2c_write16(&client, 1796, 0); | |
2399 | dib9000_i2c_write16(&client, 1227, 1); | |
2400 | dib9000_i2c_write16(&client, 1227, 0); | |
2401 | ||
2402 | client.i2c_addr = new_addr; | |
2403 | dib9000_i2c_write16(&client, 1817, 3); | |
2404 | dib9000_i2c_write16(&client, 1796, 0); | |
2405 | dib9000_i2c_write16(&client, 1227, 1); | |
2406 | dib9000_i2c_write16(&client, 1227, 0); | |
2407 | ||
2408 | if (dib9000_identify(&client) == 0) { | |
2409 | client.i2c_addr = default_addr; | |
2410 | if (dib9000_identify(&client) == 0) { | |
2411 | dprintk("DiB9000 #%d: not identified", k); | |
5a0deeed OG |
2412 | ret = -EIO; |
2413 | goto error; | |
dd316c6b OG |
2414 | } |
2415 | } | |
2416 | ||
2417 | dib9000_i2c_write16(&client, 1795, (1 << 10) | (4 << 6)); | |
2418 | dib9000_i2c_write16(&client, 1794, (new_addr << 2) | 2); | |
2419 | ||
2420 | dprintk("IC %d initialized (to i2c_address 0x%x)", k, new_addr); | |
2421 | } | |
2422 | ||
2423 | for (k = 0; k < no_of_demods; k++) { | |
2424 | new_addr = first_addr | (k << 1); | |
2425 | client.i2c_addr = new_addr; | |
2426 | ||
2427 | dib9000_i2c_write16(&client, 1794, (new_addr << 2)); | |
2428 | dib9000_i2c_write16(&client, 1795, 0); | |
2429 | } | |
2430 | ||
5a0deeed OG |
2431 | error: |
2432 | kfree(client.i2c_read_buffer); | |
2433 | error_memory: | |
2434 | kfree(client.i2c_write_buffer); | |
2435 | ||
2436 | return ret; | |
dd316c6b | 2437 | } |
dd316c6b OG |
2438 | EXPORT_SYMBOL(dib9000_i2c_enumeration); |
2439 | ||
2440 | int dib9000_set_slave_frontend(struct dvb_frontend *fe, struct dvb_frontend *fe_slave) | |
2441 | { | |
2442 | struct dib9000_state *state = fe->demodulator_priv; | |
2443 | u8 index_frontend = 1; | |
2444 | ||
2445 | while ((index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL)) | |
2446 | index_frontend++; | |
2447 | if (index_frontend < MAX_NUMBER_OF_FRONTENDS) { | |
2448 | dprintk("set slave fe %p to index %i", fe_slave, index_frontend); | |
2449 | state->fe[index_frontend] = fe_slave; | |
2450 | return 0; | |
2451 | } | |
2452 | ||
2453 | dprintk("too many slave frontend"); | |
2454 | return -ENOMEM; | |
2455 | } | |
2456 | EXPORT_SYMBOL(dib9000_set_slave_frontend); | |
2457 | ||
2458 | int dib9000_remove_slave_frontend(struct dvb_frontend *fe) | |
2459 | { | |
2460 | struct dib9000_state *state = fe->demodulator_priv; | |
2461 | u8 index_frontend = 1; | |
2462 | ||
2463 | while ((index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL)) | |
2464 | index_frontend++; | |
2465 | if (index_frontend != 1) { | |
b4d6046e | 2466 | dprintk("remove slave fe %p (index %i)", state->fe[index_frontend - 1], index_frontend - 1); |
dd316c6b OG |
2467 | state->fe[index_frontend] = NULL; |
2468 | return 0; | |
2469 | } | |
2470 | ||
2471 | dprintk("no frontend to be removed"); | |
2472 | return -ENODEV; | |
2473 | } | |
2474 | EXPORT_SYMBOL(dib9000_remove_slave_frontend); | |
2475 | ||
b4d6046e | 2476 | struct dvb_frontend *dib9000_get_slave_frontend(struct dvb_frontend *fe, int slave_index) |
dd316c6b OG |
2477 | { |
2478 | struct dib9000_state *state = fe->demodulator_priv; | |
2479 | ||
2480 | if (slave_index >= MAX_NUMBER_OF_FRONTENDS) | |
2481 | return NULL; | |
2482 | return state->fe[slave_index]; | |
2483 | } | |
2484 | EXPORT_SYMBOL(dib9000_get_slave_frontend); | |
2485 | ||
2486 | static struct dvb_frontend_ops dib9000_ops; | |
2487 | struct dvb_frontend *dib9000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, const struct dib9000_config *cfg) | |
2488 | { | |
2489 | struct dvb_frontend *fe; | |
2490 | struct dib9000_state *st; | |
2491 | st = kzalloc(sizeof(struct dib9000_state), GFP_KERNEL); | |
2492 | if (st == NULL) | |
2493 | return NULL; | |
2494 | fe = kzalloc(sizeof(struct dvb_frontend), GFP_KERNEL); | |
451a51b2 JJ |
2495 | if (fe == NULL) { |
2496 | kfree(st); | |
dd316c6b | 2497 | return NULL; |
451a51b2 | 2498 | } |
dd316c6b OG |
2499 | |
2500 | memcpy(&st->chip.d9.cfg, cfg, sizeof(struct dib9000_config)); | |
2501 | st->i2c.i2c_adap = i2c_adap; | |
2502 | st->i2c.i2c_addr = i2c_addr; | |
5a0deeed OG |
2503 | st->i2c.i2c_write_buffer = st->i2c_write_buffer; |
2504 | st->i2c.i2c_read_buffer = st->i2c_read_buffer; | |
dd316c6b OG |
2505 | |
2506 | st->gpio_dir = DIB9000_GPIO_DEFAULT_DIRECTIONS; | |
2507 | st->gpio_val = DIB9000_GPIO_DEFAULT_VALUES; | |
2508 | st->gpio_pwm_pos = DIB9000_GPIO_DEFAULT_PWM_POS; | |
2509 | ||
1eaef48b AK |
2510 | mutex_init(&st->platform.risc.mbx_if_lock); |
2511 | mutex_init(&st->platform.risc.mbx_lock); | |
2512 | mutex_init(&st->platform.risc.mem_lock); | |
2513 | mutex_init(&st->platform.risc.mem_mbx_lock); | |
2514 | mutex_init(&st->demod_lock); | |
79fcce32 PB |
2515 | st->get_frontend_internal = 0; |
2516 | ||
2517 | st->pid_ctrl_index = -2; | |
dd316c6b OG |
2518 | |
2519 | st->fe[0] = fe; | |
2520 | fe->demodulator_priv = st; | |
2521 | memcpy(&st->fe[0]->ops, &dib9000_ops, sizeof(struct dvb_frontend_ops)); | |
2522 | ||
2523 | /* Ensure the output mode remains at the previous default if it's | |
2524 | * not specifically set by the caller. | |
2525 | */ | |
2526 | if ((st->chip.d9.cfg.output_mode != OUTMODE_MPEG2_SERIAL) && (st->chip.d9.cfg.output_mode != OUTMODE_MPEG2_PAR_GATED_CLK)) | |
2527 | st->chip.d9.cfg.output_mode = OUTMODE_MPEG2_FIFO; | |
2528 | ||
2529 | if (dib9000_identify(&st->i2c) == 0) | |
2530 | goto error; | |
2531 | ||
2532 | dibx000_init_i2c_master(&st->i2c_master, DIB7000MC, st->i2c.i2c_adap, st->i2c.i2c_addr); | |
2533 | ||
2534 | st->tuner_adap.dev.parent = i2c_adap->dev.parent; | |
2535 | strncpy(st->tuner_adap.name, "DIB9000_FW TUNER ACCESS", sizeof(st->tuner_adap.name)); | |
2536 | st->tuner_adap.algo = &dib9000_tuner_algo; | |
2537 | st->tuner_adap.algo_data = NULL; | |
2538 | i2c_set_adapdata(&st->tuner_adap, st); | |
2539 | if (i2c_add_adapter(&st->tuner_adap) < 0) | |
2540 | goto error; | |
2541 | ||
2542 | st->component_bus.dev.parent = i2c_adap->dev.parent; | |
2543 | strncpy(st->component_bus.name, "DIB9000_FW COMPONENT BUS ACCESS", sizeof(st->component_bus.name)); | |
2544 | st->component_bus.algo = &dib9000_component_bus_algo; | |
2545 | st->component_bus.algo_data = NULL; | |
2546 | st->component_bus_speed = 340; | |
2547 | i2c_set_adapdata(&st->component_bus, st); | |
2548 | if (i2c_add_adapter(&st->component_bus) < 0) | |
2549 | goto component_bus_add_error; | |
2550 | ||
2551 | dib9000_fw_reset(fe); | |
2552 | ||
2553 | return fe; | |
2554 | ||
b4d6046e | 2555 | component_bus_add_error: |
dd316c6b | 2556 | i2c_del_adapter(&st->tuner_adap); |
b4d6046e | 2557 | error: |
dd316c6b OG |
2558 | kfree(st); |
2559 | return NULL; | |
2560 | } | |
dd316c6b OG |
2561 | EXPORT_SYMBOL(dib9000_attach); |
2562 | ||
2563 | static struct dvb_frontend_ops dib9000_ops = { | |
9e9c5bf7 | 2564 | .delsys = { SYS_DVBT }, |
dd316c6b OG |
2565 | .info = { |
2566 | .name = "DiBcom 9000", | |
dd316c6b OG |
2567 | .frequency_min = 44250000, |
2568 | .frequency_max = 867250000, | |
2569 | .frequency_stepsize = 62500, | |
2570 | .caps = FE_CAN_INVERSION_AUTO | | |
2571 | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | | |
2572 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | | |
2573 | FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO | | |
2574 | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_RECOVER | FE_CAN_HIERARCHY_AUTO, | |
2575 | }, | |
2576 | ||
2577 | .release = dib9000_release, | |
2578 | ||
2579 | .init = dib9000_wakeup, | |
2580 | .sleep = dib9000_sleep, | |
2581 | ||
9e9c5bf7 | 2582 | .set_frontend = dib9000_set_frontend, |
dd316c6b | 2583 | .get_tune_settings = dib9000_fe_get_tune_settings, |
9e9c5bf7 | 2584 | .get_frontend = dib9000_get_frontend, |
dd316c6b OG |
2585 | |
2586 | .read_status = dib9000_read_status, | |
2587 | .read_ber = dib9000_read_ber, | |
2588 | .read_signal_strength = dib9000_read_signal_strength, | |
2589 | .read_snr = dib9000_read_snr, | |
2590 | .read_ucblocks = dib9000_read_unc_blocks, | |
2591 | }; | |
2592 | ||
99e44da7 PB |
2593 | MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>"); |
2594 | MODULE_AUTHOR("Olivier Grenie <olivier.grenie@parrot.com>"); | |
dd316c6b OG |
2595 | MODULE_DESCRIPTION("Driver for the DiBcom 9000 COFDM demodulator"); |
2596 | MODULE_LICENSE("GPL"); |