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Commit | Line | Data |
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b7f54910 PB |
1 | /* Linux driver for devices based on the DiBcom DiB0700 USB bridge |
2 | * | |
3 | * This program is free software; you can redistribute it and/or modify it | |
4 | * under the terms of the GNU General Public License as published by the Free | |
5 | * Software Foundation, version 2. | |
6 | * | |
7 | * Copyright (C) 2005-6 DiBcom, SA | |
8 | */ | |
9 | #include "dib0700.h" | |
10 | ||
11 | /* debug */ | |
12 | int dvb_usb_dib0700_debug; | |
13 | module_param_named(debug,dvb_usb_dib0700_debug, int, 0644); | |
14 | MODULE_PARM_DESC(debug, "set debugging level (1=info,2=fw,4=fwdata,8=data (or-able))." DVB_USB_DEBUG_STATUS); | |
15 | ||
acc5c9ee OG |
16 | static int nb_packet_buffer_size = 21; |
17 | module_param(nb_packet_buffer_size, int, 0644); | |
18 | MODULE_PARM_DESC(nb_packet_buffer_size, | |
19 | "Set the dib0700 driver data buffer size. This parameter " | |
20 | "corresponds to the number of TS packets. The actual size of " | |
21 | "the data buffer corresponds to this parameter " | |
22 | "multiplied by 188 (default: 21)"); | |
23 | ||
78e92006 JG |
24 | DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); |
25 | ||
99afb989 DH |
26 | |
27 | int dib0700_get_version(struct dvb_usb_device *d, u32 *hwversion, | |
28 | u32 *romversion, u32 *ramversion, u32 *fwtype) | |
29 | { | |
ffa5899c OG |
30 | struct dib0700_state *st = d->priv; |
31 | int ret; | |
32 | ||
bff469f4 | 33 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 34 | err("could not acquire lock"); |
26a11eb1 | 35 | return -EINTR; |
bff469f4 OG |
36 | } |
37 | ||
ffa5899c | 38 | ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), |
99afb989 DH |
39 | REQUEST_GET_VERSION, |
40 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
ffa5899c | 41 | st->buf, 16, USB_CTRL_GET_TIMEOUT); |
acc5c9ee | 42 | if (hwversion != NULL) |
ffa5899c OG |
43 | *hwversion = (st->buf[0] << 24) | (st->buf[1] << 16) | |
44 | (st->buf[2] << 8) | st->buf[3]; | |
acc5c9ee | 45 | if (romversion != NULL) |
ffa5899c OG |
46 | *romversion = (st->buf[4] << 24) | (st->buf[5] << 16) | |
47 | (st->buf[6] << 8) | st->buf[7]; | |
acc5c9ee | 48 | if (ramversion != NULL) |
ffa5899c OG |
49 | *ramversion = (st->buf[8] << 24) | (st->buf[9] << 16) | |
50 | (st->buf[10] << 8) | st->buf[11]; | |
acc5c9ee | 51 | if (fwtype != NULL) |
ffa5899c OG |
52 | *fwtype = (st->buf[12] << 24) | (st->buf[13] << 16) | |
53 | (st->buf[14] << 8) | st->buf[15]; | |
bff469f4 | 54 | mutex_unlock(&d->usb_mutex); |
99afb989 DH |
55 | return ret; |
56 | } | |
57 | ||
b7f54910 PB |
58 | /* expecting rx buffer: request data[0] data[1] ... data[2] */ |
59 | static int dib0700_ctrl_wr(struct dvb_usb_device *d, u8 *tx, u8 txlen) | |
60 | { | |
61 | int status; | |
62 | ||
63 | deb_data(">>> "); | |
230b27cd | 64 | debug_dump(tx, txlen, deb_data); |
b7f54910 PB |
65 | |
66 | status = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev,0), | |
67 | tx[0], USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0, tx, txlen, | |
68 | USB_CTRL_GET_TIMEOUT); | |
69 | ||
70 | if (status != txlen) | |
6958effe | 71 | deb_data("ep 0 write error (status = %d, len: %d)\n",status,txlen); |
b7f54910 PB |
72 | |
73 | return status < 0 ? status : 0; | |
74 | } | |
75 | ||
76 | /* expecting tx buffer: request data[0] ... data[n] (n <= 4) */ | |
54d75eba | 77 | int dib0700_ctrl_rd(struct dvb_usb_device *d, u8 *tx, u8 txlen, u8 *rx, u8 rxlen) |
b7f54910 PB |
78 | { |
79 | u16 index, value; | |
80 | int status; | |
81 | ||
82 | if (txlen < 2) { | |
83 | err("tx buffer length is smaller than 2. Makes no sense."); | |
84 | return -EINVAL; | |
85 | } | |
86 | if (txlen > 4) { | |
87 | err("tx buffer length is larger than 4. Not supported."); | |
88 | return -EINVAL; | |
89 | } | |
90 | ||
91 | deb_data(">>> "); | |
92 | debug_dump(tx,txlen,deb_data); | |
93 | ||
94 | value = ((txlen - 2) << 8) | tx[1]; | |
95 | index = 0; | |
96 | if (txlen > 2) | |
97 | index |= (tx[2] << 8); | |
98 | if (txlen > 3) | |
99 | index |= tx[3]; | |
100 | ||
b7f54910 PB |
101 | status = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev,0), tx[0], |
102 | USB_TYPE_VENDOR | USB_DIR_IN, value, index, rx, rxlen, | |
103 | USB_CTRL_GET_TIMEOUT); | |
104 | ||
105 | if (status < 0) | |
6958effe | 106 | deb_info("ep 0 read error (status = %d)\n",status); |
b7f54910 PB |
107 | |
108 | deb_data("<<< "); | |
230b27cd | 109 | debug_dump(rx, rxlen, deb_data); |
b7f54910 PB |
110 | |
111 | return status; /* length in case of success */ | |
112 | } | |
113 | ||
114 | int dib0700_set_gpio(struct dvb_usb_device *d, enum dib07x0_gpios gpio, u8 gpio_dir, u8 gpio_val) | |
115 | { | |
ffa5899c | 116 | struct dib0700_state *st = d->priv; |
bff469f4 OG |
117 | int ret; |
118 | ||
119 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { | |
680417bb | 120 | err("could not acquire lock"); |
26a11eb1 | 121 | return -EINTR; |
bff469f4 | 122 | } |
ffa5899c OG |
123 | |
124 | st->buf[0] = REQUEST_SET_GPIO; | |
125 | st->buf[1] = gpio; | |
126 | st->buf[2] = ((gpio_dir & 0x01) << 7) | ((gpio_val & 0x01) << 6); | |
127 | ||
128 | ret = dib0700_ctrl_wr(d, st->buf, 3); | |
129 | ||
bff469f4 | 130 | mutex_unlock(&d->usb_mutex); |
ffa5899c | 131 | return ret; |
b7f54910 PB |
132 | } |
133 | ||
acc5c9ee OG |
134 | static int dib0700_set_usb_xfer_len(struct dvb_usb_device *d, u16 nb_ts_packets) |
135 | { | |
230b27cd | 136 | struct dib0700_state *st = d->priv; |
230b27cd DM |
137 | int ret; |
138 | ||
139 | if (st->fw_version >= 0x10201) { | |
bff469f4 | 140 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 141 | err("could not acquire lock"); |
26a11eb1 | 142 | return -EINTR; |
bff469f4 OG |
143 | } |
144 | ||
ffa5899c OG |
145 | st->buf[0] = REQUEST_SET_USB_XFER_LEN; |
146 | st->buf[1] = (nb_ts_packets >> 8) & 0xff; | |
147 | st->buf[2] = nb_ts_packets & 0xff; | |
230b27cd DM |
148 | |
149 | deb_info("set the USB xfer len to %i Ts packet\n", nb_ts_packets); | |
150 | ||
ffa5899c | 151 | ret = dib0700_ctrl_wr(d, st->buf, 3); |
bff469f4 | 152 | mutex_unlock(&d->usb_mutex); |
230b27cd DM |
153 | } else { |
154 | deb_info("this firmware does not allow to change the USB xfer len\n"); | |
155 | ret = -EIO; | |
156 | } | |
157 | ||
158 | return ret; | |
acc5c9ee OG |
159 | } |
160 | ||
b7f54910 | 161 | /* |
bdc203e1 | 162 | * I2C master xfer function (supported in 1.20 firmware) |
b7f54910 | 163 | */ |
bdc203e1 DH |
164 | static int dib0700_i2c_xfer_new(struct i2c_adapter *adap, struct i2c_msg *msg, |
165 | int num) | |
166 | { | |
167 | /* The new i2c firmware messages are more reliable and in particular | |
168 | properly support i2c read calls not preceded by a write */ | |
169 | ||
170 | struct dvb_usb_device *d = i2c_get_adapdata(adap); | |
ffa5899c | 171 | struct dib0700_state *st = d->priv; |
bdc203e1 DH |
172 | uint8_t bus_mode = 1; /* 0=eeprom bus, 1=frontend bus */ |
173 | uint8_t gen_mode = 0; /* 0=master i2c, 1=gpio i2c */ | |
174 | uint8_t en_start = 0; | |
175 | uint8_t en_stop = 0; | |
bdc203e1 DH |
176 | int result, i; |
177 | ||
178 | /* Ensure nobody else hits the i2c bus while we're sending our | |
179 | sequence of messages, (such as the remote control thread) */ | |
180 | if (mutex_lock_interruptible(&d->i2c_mutex) < 0) | |
26a11eb1 | 181 | return -EINTR; |
bdc203e1 DH |
182 | |
183 | for (i = 0; i < num; i++) { | |
184 | if (i == 0) { | |
185 | /* First message in the transaction */ | |
186 | en_start = 1; | |
187 | } else if (!(msg[i].flags & I2C_M_NOSTART)) { | |
188 | /* Device supports repeated-start */ | |
189 | en_start = 1; | |
190 | } else { | |
191 | /* Not the first packet and device doesn't support | |
192 | repeated start */ | |
193 | en_start = 0; | |
194 | } | |
195 | if (i == (num - 1)) { | |
196 | /* Last message in the transaction */ | |
197 | en_stop = 1; | |
198 | } | |
199 | ||
200 | if (msg[i].flags & I2C_M_RD) { | |
201 | /* Read request */ | |
202 | u16 index, value; | |
203 | uint8_t i2c_dest; | |
204 | ||
205 | i2c_dest = (msg[i].addr << 1); | |
206 | value = ((en_start << 7) | (en_stop << 6) | | |
207 | (msg[i].len & 0x3F)) << 8 | i2c_dest; | |
208 | /* I2C ctrl + FE bus; */ | |
230b27cd DM |
209 | index = ((gen_mode << 6) & 0xC0) | |
210 | ((bus_mode << 4) & 0x30); | |
bdc203e1 DH |
211 | |
212 | result = usb_control_msg(d->udev, | |
213 | usb_rcvctrlpipe(d->udev, 0), | |
214 | REQUEST_NEW_I2C_READ, | |
215 | USB_TYPE_VENDOR | USB_DIR_IN, | |
216 | value, index, msg[i].buf, | |
217 | msg[i].len, | |
218 | USB_CTRL_GET_TIMEOUT); | |
219 | if (result < 0) { | |
be9bae10 | 220 | deb_info("i2c read error (status = %d)\n", result); |
bdc203e1 DH |
221 | break; |
222 | } | |
d2514991 MK |
223 | |
224 | deb_data("<<< "); | |
225 | debug_dump(msg[i].buf, msg[i].len, deb_data); | |
226 | ||
bdc203e1 DH |
227 | } else { |
228 | /* Write request */ | |
bff469f4 | 229 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 230 | err("could not acquire lock"); |
26a11eb1 SN |
231 | mutex_unlock(&d->i2c_mutex); |
232 | return -EINTR; | |
bff469f4 | 233 | } |
ffa5899c OG |
234 | st->buf[0] = REQUEST_NEW_I2C_WRITE; |
235 | st->buf[1] = msg[i].addr << 1; | |
236 | st->buf[2] = (en_start << 7) | (en_stop << 6) | | |
bdc203e1 DH |
237 | (msg[i].len & 0x3F); |
238 | /* I2C ctrl + FE bus; */ | |
ffa5899c | 239 | st->buf[3] = ((gen_mode << 6) & 0xC0) | |
230b27cd | 240 | ((bus_mode << 4) & 0x30); |
bdc203e1 | 241 | /* The Actual i2c payload */ |
ffa5899c | 242 | memcpy(&st->buf[4], msg[i].buf, msg[i].len); |
bdc203e1 | 243 | |
d2514991 | 244 | deb_data(">>> "); |
ffa5899c | 245 | debug_dump(st->buf, msg[i].len + 4, deb_data); |
d2514991 | 246 | |
bdc203e1 DH |
247 | result = usb_control_msg(d->udev, |
248 | usb_sndctrlpipe(d->udev, 0), | |
249 | REQUEST_NEW_I2C_WRITE, | |
250 | USB_TYPE_VENDOR | USB_DIR_OUT, | |
ffa5899c | 251 | 0, 0, st->buf, msg[i].len + 4, |
bdc203e1 | 252 | USB_CTRL_GET_TIMEOUT); |
bff469f4 | 253 | mutex_unlock(&d->usb_mutex); |
bdc203e1 | 254 | if (result < 0) { |
be9bae10 | 255 | deb_info("i2c write error (status = %d)\n", result); |
bdc203e1 DH |
256 | break; |
257 | } | |
258 | } | |
259 | } | |
260 | mutex_unlock(&d->i2c_mutex); | |
261 | return i; | |
262 | } | |
263 | ||
264 | /* | |
265 | * I2C master xfer function (pre-1.20 firmware) | |
266 | */ | |
267 | static int dib0700_i2c_xfer_legacy(struct i2c_adapter *adap, | |
268 | struct i2c_msg *msg, int num) | |
b7f54910 PB |
269 | { |
270 | struct dvb_usb_device *d = i2c_get_adapdata(adap); | |
ffa5899c | 271 | struct dib0700_state *st = d->priv; |
b7f54910 | 272 | int i,len; |
b7f54910 PB |
273 | |
274 | if (mutex_lock_interruptible(&d->i2c_mutex) < 0) | |
26a11eb1 | 275 | return -EINTR; |
bff469f4 | 276 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 277 | err("could not acquire lock"); |
26a11eb1 SN |
278 | mutex_unlock(&d->i2c_mutex); |
279 | return -EINTR; | |
bff469f4 | 280 | } |
b7f54910 PB |
281 | |
282 | for (i = 0; i < num; i++) { | |
283 | /* fill in the address */ | |
ffa5899c | 284 | st->buf[1] = msg[i].addr << 1; |
b7f54910 | 285 | /* fill the buffer */ |
ffa5899c | 286 | memcpy(&st->buf[2], msg[i].buf, msg[i].len); |
b7f54910 PB |
287 | |
288 | /* write/read request */ | |
289 | if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) { | |
ffa5899c OG |
290 | st->buf[0] = REQUEST_I2C_READ; |
291 | st->buf[1] |= 1; | |
b7f54910 PB |
292 | |
293 | /* special thing in the current firmware: when length is zero the read-failed */ | |
ffa5899c OG |
294 | len = dib0700_ctrl_rd(d, st->buf, msg[i].len + 2, |
295 | msg[i+1].buf, msg[i+1].len); | |
296 | if (len <= 0) { | |
8db12cdf | 297 | deb_info("I2C read failed on address 0x%02x\n", |
ffa5899c | 298 | msg[i].addr); |
b7f54910 | 299 | break; |
303cbeaa | 300 | } |
b7f54910 PB |
301 | |
302 | msg[i+1].len = len; | |
303 | ||
304 | i++; | |
305 | } else { | |
ffa5899c OG |
306 | st->buf[0] = REQUEST_I2C_WRITE; |
307 | if (dib0700_ctrl_wr(d, st->buf, msg[i].len + 2) < 0) | |
b7f54910 PB |
308 | break; |
309 | } | |
310 | } | |
bff469f4 | 311 | mutex_unlock(&d->usb_mutex); |
b7f54910 | 312 | mutex_unlock(&d->i2c_mutex); |
ffa5899c | 313 | |
b7f54910 PB |
314 | return i; |
315 | } | |
316 | ||
bdc203e1 DH |
317 | static int dib0700_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, |
318 | int num) | |
319 | { | |
320 | struct dvb_usb_device *d = i2c_get_adapdata(adap); | |
321 | struct dib0700_state *st = d->priv; | |
322 | ||
323 | if (st->fw_use_new_i2c_api == 1) { | |
324 | /* User running at least fw 1.20 */ | |
325 | return dib0700_i2c_xfer_new(adap, msg, num); | |
326 | } else { | |
327 | /* Use legacy calls */ | |
328 | return dib0700_i2c_xfer_legacy(adap, msg, num); | |
329 | } | |
330 | } | |
331 | ||
b7f54910 PB |
332 | static u32 dib0700_i2c_func(struct i2c_adapter *adapter) |
333 | { | |
334 | return I2C_FUNC_I2C; | |
335 | } | |
336 | ||
337 | struct i2c_algorithm dib0700_i2c_algo = { | |
338 | .master_xfer = dib0700_i2c_xfer, | |
339 | .functionality = dib0700_i2c_func, | |
340 | }; | |
341 | ||
6958effe PB |
342 | int dib0700_identify_state(struct usb_device *udev, struct dvb_usb_device_properties *props, |
343 | struct dvb_usb_device_description **desc, int *cold) | |
344 | { | |
ffa5899c OG |
345 | s16 ret; |
346 | u8 *b; | |
347 | ||
348 | b = kmalloc(16, GFP_KERNEL); | |
349 | if (!b) | |
350 | return -ENOMEM; | |
351 | ||
352 | ||
353 | ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), | |
a75763ff PB |
354 | REQUEST_GET_VERSION, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, b, 16, USB_CTRL_GET_TIMEOUT); |
355 | ||
356 | deb_info("FW GET_VERSION length: %d\n",ret); | |
357 | ||
358 | *cold = ret <= 0; | |
6958effe | 359 | deb_info("cold: %d\n", *cold); |
ffa5899c OG |
360 | |
361 | kfree(b); | |
6958effe PB |
362 | return 0; |
363 | } | |
364 | ||
a75763ff PB |
365 | static int dib0700_set_clock(struct dvb_usb_device *d, u8 en_pll, |
366 | u8 pll_src, u8 pll_range, u8 clock_gpio3, u16 pll_prediv, | |
367 | u16 pll_loopdiv, u16 free_div, u16 dsuScaler) | |
368 | { | |
ffa5899c | 369 | struct dib0700_state *st = d->priv; |
bff469f4 OG |
370 | int ret; |
371 | ||
372 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { | |
680417bb | 373 | err("could not acquire lock"); |
26a11eb1 | 374 | return -EINTR; |
bff469f4 | 375 | } |
ffa5899c OG |
376 | |
377 | st->buf[0] = REQUEST_SET_CLOCK; | |
378 | st->buf[1] = (en_pll << 7) | (pll_src << 6) | | |
379 | (pll_range << 5) | (clock_gpio3 << 4); | |
380 | st->buf[2] = (pll_prediv >> 8) & 0xff; /* MSB */ | |
381 | st->buf[3] = pll_prediv & 0xff; /* LSB */ | |
382 | st->buf[4] = (pll_loopdiv >> 8) & 0xff; /* MSB */ | |
383 | st->buf[5] = pll_loopdiv & 0xff; /* LSB */ | |
384 | st->buf[6] = (free_div >> 8) & 0xff; /* MSB */ | |
385 | st->buf[7] = free_div & 0xff; /* LSB */ | |
386 | st->buf[8] = (dsuScaler >> 8) & 0xff; /* MSB */ | |
387 | st->buf[9] = dsuScaler & 0xff; /* LSB */ | |
388 | ||
389 | ret = dib0700_ctrl_wr(d, st->buf, 10); | |
bff469f4 | 390 | mutex_unlock(&d->usb_mutex); |
ffa5899c OG |
391 | |
392 | return ret; | |
a75763ff PB |
393 | } |
394 | ||
7757ddda OG |
395 | int dib0700_set_i2c_speed(struct dvb_usb_device *d, u16 scl_kHz) |
396 | { | |
ffa5899c | 397 | struct dib0700_state *st = d->priv; |
7757ddda | 398 | u16 divider; |
bff469f4 | 399 | int ret; |
7757ddda OG |
400 | |
401 | if (scl_kHz == 0) | |
402 | return -EINVAL; | |
403 | ||
bff469f4 | 404 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 405 | err("could not acquire lock"); |
26a11eb1 | 406 | return -EINTR; |
bff469f4 OG |
407 | } |
408 | ||
ffa5899c | 409 | st->buf[0] = REQUEST_SET_I2C_PARAM; |
7757ddda | 410 | divider = (u16) (30000 / scl_kHz); |
ffa5899c OG |
411 | st->buf[1] = 0; |
412 | st->buf[2] = (u8) (divider >> 8); | |
413 | st->buf[3] = (u8) (divider & 0xff); | |
7757ddda | 414 | divider = (u16) (72000 / scl_kHz); |
ffa5899c OG |
415 | st->buf[4] = (u8) (divider >> 8); |
416 | st->buf[5] = (u8) (divider & 0xff); | |
7757ddda | 417 | divider = (u16) (72000 / scl_kHz); /* clock: 72MHz */ |
ffa5899c OG |
418 | st->buf[6] = (u8) (divider >> 8); |
419 | st->buf[7] = (u8) (divider & 0xff); | |
7757ddda | 420 | |
b4d6046e | 421 | deb_info("setting I2C speed: %04x %04x %04x (%d kHz).", |
ffa5899c OG |
422 | (st->buf[2] << 8) | (st->buf[3]), (st->buf[4] << 8) | |
423 | st->buf[5], (st->buf[6] << 8) | st->buf[7], scl_kHz); | |
bff469f4 OG |
424 | |
425 | ret = dib0700_ctrl_wr(d, st->buf, 8); | |
426 | mutex_unlock(&d->usb_mutex); | |
427 | ||
428 | return ret; | |
7757ddda OG |
429 | } |
430 | ||
431 | ||
a75763ff PB |
432 | int dib0700_ctrl_clock(struct dvb_usb_device *d, u32 clk_MHz, u8 clock_out_gp3) |
433 | { | |
434 | switch (clk_MHz) { | |
435 | case 72: dib0700_set_clock(d, 1, 0, 1, clock_out_gp3, 2, 24, 0, 0x4c); break; | |
436 | default: return -EINVAL; | |
437 | } | |
438 | return 0; | |
439 | } | |
440 | ||
b7f54910 PB |
441 | static int dib0700_jumpram(struct usb_device *udev, u32 address) |
442 | { | |
ffa5899c OG |
443 | int ret = 0, actlen; |
444 | u8 *buf; | |
445 | ||
446 | buf = kmalloc(8, GFP_KERNEL); | |
447 | if (!buf) | |
448 | return -ENOMEM; | |
449 | buf[0] = REQUEST_JUMPRAM; | |
450 | buf[1] = 0; | |
451 | buf[2] = 0; | |
452 | buf[3] = 0; | |
453 | buf[4] = (address >> 24) & 0xff; | |
454 | buf[5] = (address >> 16) & 0xff; | |
455 | buf[6] = (address >> 8) & 0xff; | |
456 | buf[7] = address & 0xff; | |
b7f54910 PB |
457 | |
458 | if ((ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x01),buf,8,&actlen,1000)) < 0) { | |
459 | deb_fw("jumpram to 0x%x failed\n",address); | |
ffa5899c | 460 | goto out; |
b7f54910 PB |
461 | } |
462 | if (actlen != 8) { | |
463 | deb_fw("jumpram to 0x%x failed\n",address); | |
ffa5899c OG |
464 | ret = -EIO; |
465 | goto out; | |
b7f54910 | 466 | } |
ffa5899c OG |
467 | out: |
468 | kfree(buf); | |
469 | return ret; | |
b7f54910 PB |
470 | } |
471 | ||
472 | int dib0700_download_firmware(struct usb_device *udev, const struct firmware *fw) | |
473 | { | |
474 | struct hexline hx; | |
acc5c9ee | 475 | int pos = 0, ret, act_len, i, adap_num; |
ffa5899c | 476 | u8 *buf; |
acc5c9ee | 477 | u32 fw_version; |
b7f54910 | 478 | |
ffa5899c OG |
479 | buf = kmalloc(260, GFP_KERNEL); |
480 | if (!buf) | |
481 | return -ENOMEM; | |
b7f54910 PB |
482 | |
483 | while ((ret = dvb_usb_get_hexline(fw, &hx, &pos)) > 0) { | |
230b27cd DM |
484 | deb_fwdata("writing to address 0x%08x (buffer: 0x%02x %02x)\n", |
485 | hx.addr, hx.len, hx.chk); | |
b7f54910 PB |
486 | |
487 | buf[0] = hx.len; | |
5bc63607 PB |
488 | buf[1] = (hx.addr >> 8) & 0xff; |
489 | buf[2] = hx.addr & 0xff; | |
b7f54910 PB |
490 | buf[3] = hx.type; |
491 | memcpy(&buf[4],hx.data,hx.len); | |
492 | buf[4+hx.len] = hx.chk; | |
493 | ||
494 | ret = usb_bulk_msg(udev, | |
495 | usb_sndbulkpipe(udev, 0x01), | |
496 | buf, | |
497 | hx.len + 5, | |
498 | &act_len, | |
499 | 1000); | |
500 | ||
501 | if (ret < 0) { | |
502 | err("firmware download failed at %d with %d",pos,ret); | |
ffa5899c | 503 | goto out; |
b7f54910 PB |
504 | } |
505 | } | |
506 | ||
507 | if (ret == 0) { | |
508 | /* start the firmware */ | |
6958effe | 509 | if ((ret = dib0700_jumpram(udev, 0x70000000)) == 0) { |
b7f54910 | 510 | info("firmware started successfully."); |
a75763ff | 511 | msleep(500); |
6958effe | 512 | } |
b7f54910 PB |
513 | } else |
514 | ret = -EIO; | |
515 | ||
acc5c9ee OG |
516 | /* the number of ts packet has to be at least 1 */ |
517 | if (nb_packet_buffer_size < 1) | |
518 | nb_packet_buffer_size = 1; | |
519 | ||
bad7de74 | 520 | /* get the firmware version */ |
acc5c9ee OG |
521 | usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), |
522 | REQUEST_GET_VERSION, | |
523 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, | |
ffa5899c OG |
524 | buf, 16, USB_CTRL_GET_TIMEOUT); |
525 | fw_version = (buf[8] << 24) | (buf[9] << 16) | (buf[10] << 8) | buf[11]; | |
acc5c9ee OG |
526 | |
527 | /* set the buffer size - DVB-USB is allocating URB buffers | |
528 | * only after the firwmare download was successful */ | |
529 | for (i = 0; i < dib0700_device_count; i++) { | |
530 | for (adap_num = 0; adap_num < dib0700_devices[i].num_adapters; | |
531 | adap_num++) { | |
230b27cd | 532 | if (fw_version >= 0x10201) { |
77eed219 | 533 | dib0700_devices[i].adapter[adap_num].fe[0].stream.u.bulk.buffersize = 188*nb_packet_buffer_size; |
230b27cd | 534 | } else { |
acc5c9ee OG |
535 | /* for fw version older than 1.20.1, |
536 | * the buffersize has to be n times 512 */ | |
77eed219 MK |
537 | dib0700_devices[i].adapter[adap_num].fe[0].stream.u.bulk.buffersize = ((188*nb_packet_buffer_size+188/2)/512)*512; |
538 | if (dib0700_devices[i].adapter[adap_num].fe[0].stream.u.bulk.buffersize < 512) | |
539 | dib0700_devices[i].adapter[adap_num].fe[0].stream.u.bulk.buffersize = 512; | |
acc5c9ee OG |
540 | } |
541 | } | |
542 | } | |
ffa5899c OG |
543 | out: |
544 | kfree(buf); | |
b7f54910 PB |
545 | return ret; |
546 | } | |
547 | ||
548 | int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) | |
549 | { | |
550 | struct dib0700_state *st = adap->dev->priv; | |
acc5c9ee OG |
551 | int ret; |
552 | ||
553 | if ((onoff != 0) && (st->fw_version >= 0x10201)) { | |
554 | /* for firmware later than 1.20.1, | |
555 | * the USB xfer length can be set */ | |
556 | ret = dib0700_set_usb_xfer_len(adap->dev, | |
557 | st->nb_packet_buffer_size); | |
558 | if (ret < 0) { | |
559 | deb_info("can not set the USB xfer len\n"); | |
560 | return ret; | |
561 | } | |
562 | } | |
b7f54910 | 563 | |
a96fbe04 | 564 | mutex_lock(&adap->dev->usb_mutex); |
bff469f4 | 565 | |
ffa5899c OG |
566 | st->buf[0] = REQUEST_ENABLE_VIDEO; |
567 | /* this bit gives a kind of command, | |
568 | * rather than enabling something or not */ | |
569 | st->buf[1] = (onoff << 4) | 0x00; | |
cb22cb52 DH |
570 | |
571 | if (st->disable_streaming_master_mode == 1) | |
ffa5899c | 572 | st->buf[2] = 0x00; |
cb22cb52 | 573 | else |
ffa5899c | 574 | st->buf[2] = 0x01 << 4; /* Master mode */ |
cb22cb52 | 575 | |
ffa5899c | 576 | st->buf[3] = 0x00; |
b7f54910 PB |
577 | |
578 | deb_info("modifying (%d) streaming state for %d\n", onoff, adap->id); | |
579 | ||
7757ddda | 580 | st->channel_state &= ~0x3; |
77eed219 MK |
581 | if ((adap->fe_adap[0].stream.props.endpoint != 2) |
582 | && (adap->fe_adap[0].stream.props.endpoint != 3)) { | |
583 | deb_info("the endpoint number (%i) is not correct, use the adapter id instead", adap->fe_adap[0].stream.props.endpoint); | |
7757ddda OG |
584 | if (onoff) |
585 | st->channel_state |= 1 << (adap->id); | |
586 | else | |
f85ed0ce | 587 | st->channel_state |= 1 << ~(adap->id); |
b4d6046e | 588 | } else { |
7757ddda | 589 | if (onoff) |
77eed219 | 590 | st->channel_state |= 1 << (adap->fe_adap[0].stream.props.endpoint-2); |
7757ddda | 591 | else |
77eed219 | 592 | st->channel_state |= 1 << (3-adap->fe_adap[0].stream.props.endpoint); |
7757ddda | 593 | } |
b7f54910 | 594 | |
ffa5899c | 595 | st->buf[2] |= st->channel_state; |
b7f54910 | 596 | |
ffa5899c | 597 | deb_info("data for streaming: %x %x\n", st->buf[1], st->buf[2]); |
b7f54910 | 598 | |
bff469f4 OG |
599 | ret = dib0700_ctrl_wr(adap->dev, st->buf, 4); |
600 | mutex_unlock(&adap->dev->usb_mutex); | |
601 | ||
602 | return ret; | |
b7f54910 PB |
603 | } |
604 | ||
c003ab1b | 605 | int dib0700_change_protocol(struct rc_dev *rc, u64 *rc_type) |
0ffd1ab3 | 606 | { |
d8b4b582 | 607 | struct dvb_usb_device *d = rc->priv; |
0ffd1ab3 | 608 | struct dib0700_state *st = d->priv; |
0ffd1ab3 MCC |
609 | int new_proto, ret; |
610 | ||
bff469f4 | 611 | if (mutex_lock_interruptible(&d->usb_mutex) < 0) { |
680417bb | 612 | err("could not acquire lock"); |
26a11eb1 | 613 | return -EINTR; |
bff469f4 OG |
614 | } |
615 | ||
ffa5899c OG |
616 | st->buf[0] = REQUEST_SET_RC; |
617 | st->buf[1] = 0; | |
618 | st->buf[2] = 0; | |
619 | ||
0ffd1ab3 | 620 | /* Set the IR mode */ |
c003ab1b | 621 | if (*rc_type & RC_BIT_RC5) { |
0ffd1ab3 | 622 | new_proto = 1; |
c003ab1b DH |
623 | *rc_type = RC_BIT_RC5; |
624 | } else if (*rc_type & RC_BIT_NEC) { | |
0ffd1ab3 | 625 | new_proto = 0; |
c003ab1b DH |
626 | *rc_type = RC_BIT_NEC; |
627 | } else if (*rc_type & RC_BIT_RC6_MCE) { | |
bff469f4 OG |
628 | if (st->fw_version < 0x10200) { |
629 | ret = -EINVAL; | |
630 | goto out; | |
631 | } | |
0ffd1ab3 | 632 | new_proto = 2; |
c003ab1b | 633 | *rc_type = RC_BIT_RC6_MCE; |
bff469f4 OG |
634 | } else { |
635 | ret = -EINVAL; | |
636 | goto out; | |
637 | } | |
0ffd1ab3 | 638 | |
ffa5899c | 639 | st->buf[1] = new_proto; |
0ffd1ab3 | 640 | |
ffa5899c | 641 | ret = dib0700_ctrl_wr(d, st->buf, 3); |
0ffd1ab3 MCC |
642 | if (ret < 0) { |
643 | err("ir protocol setup failed"); | |
bff469f4 | 644 | goto out; |
0ffd1ab3 MCC |
645 | } |
646 | ||
c003ab1b | 647 | d->props.rc.core.protocol = *rc_type; |
0ffd1ab3 | 648 | |
bff469f4 OG |
649 | out: |
650 | mutex_unlock(&d->usb_mutex); | |
0ffd1ab3 MCC |
651 | return ret; |
652 | } | |
653 | ||
6a207100 DH |
654 | /* This is the structure of the RC response packet starting in firmware 1.20 */ |
655 | struct dib0700_rc_response { | |
656 | u8 report_id; | |
657 | u8 data_state; | |
4d298b85 DH |
658 | union { |
659 | struct { | |
660 | u8 system; | |
661 | u8 not_system; | |
662 | u8 data; | |
663 | u8 not_data; | |
664 | } nec; | |
665 | struct { | |
666 | u8 not_used; | |
667 | u8 system; | |
668 | u8 data; | |
669 | u8 not_data; | |
670 | } rc5; | |
671 | }; | |
6a207100 DH |
672 | }; |
673 | #define RC_MSG_SIZE_V1_20 6 | |
674 | ||
675 | static void dib0700_rc_urb_completion(struct urb *purb) | |
676 | { | |
677 | struct dvb_usb_device *d = purb->context; | |
d3c501d1 | 678 | struct dib0700_rc_response *poll_reply; |
120703f9 | 679 | enum rc_type protocol; |
d3c501d1 | 680 | u32 uninitialized_var(keycode); |
72b39310 | 681 | u8 toggle; |
6a207100 DH |
682 | |
683 | deb_info("%s()\n", __func__); | |
d8b4b582 | 684 | if (d->rc_dev == NULL) { |
6a207100 | 685 | /* This will occur if disable_rc_polling=1 */ |
d3db22e1 | 686 | kfree(purb->transfer_buffer); |
6a207100 DH |
687 | usb_free_urb(purb); |
688 | return; | |
689 | } | |
690 | ||
d3c501d1 | 691 | poll_reply = purb->transfer_buffer; |
6a207100 DH |
692 | |
693 | if (purb->status < 0) { | |
694 | deb_info("discontinuing polling\n"); | |
d3db22e1 | 695 | kfree(purb->transfer_buffer); |
6a207100 DH |
696 | usb_free_urb(purb); |
697 | return; | |
698 | } | |
699 | ||
700 | if (purb->actual_length != RC_MSG_SIZE_V1_20) { | |
701 | deb_info("malformed rc msg size=%d\n", purb->actual_length); | |
702 | goto resubmit; | |
703 | } | |
704 | ||
d3c501d1 MCC |
705 | deb_data("IR ID = %02X state = %02X System = %02X %02X Cmd = %02X %02X (len %d)\n", |
706 | poll_reply->report_id, poll_reply->data_state, | |
4d298b85 DH |
707 | poll_reply->nec.system, poll_reply->nec.not_system, |
708 | poll_reply->nec.data, poll_reply->nec.not_data, | |
d3c501d1 | 709 | purb->actual_length); |
6a207100 | 710 | |
0ffd1ab3 | 711 | switch (d->props.rc.core.protocol) { |
c003ab1b | 712 | case RC_BIT_NEC: |
120703f9 | 713 | protocol = RC_TYPE_NEC; |
72b39310 | 714 | toggle = 0; |
6a207100 DH |
715 | |
716 | /* NEC protocol sends repeat code as 0 0 0 FF */ | |
4d298b85 DH |
717 | if (poll_reply->nec.system == 0x00 && |
718 | poll_reply->nec.not_system == 0x00 && | |
719 | poll_reply->nec.data == 0x00 && | |
720 | poll_reply->nec.not_data == 0xff) { | |
d3c501d1 | 721 | poll_reply->data_state = 2; |
6a207100 DH |
722 | break; |
723 | } | |
72b39310 | 724 | |
4d298b85 | 725 | if ((poll_reply->nec.data ^ poll_reply->nec.not_data) != 0xff) { |
af3a4a9b | 726 | deb_data("NEC32 protocol\n"); |
4d298b85 DH |
727 | keycode = RC_SCANCODE_NEC32(poll_reply->nec.system << 24 | |
728 | poll_reply->nec.not_system << 16 | | |
729 | poll_reply->nec.data << 8 | | |
730 | poll_reply->nec.not_data); | |
731 | } else if ((poll_reply->nec.system ^ poll_reply->nec.not_system) != 0xff) { | |
d3c501d1 | 732 | deb_data("NEC extended protocol\n"); |
4d298b85 DH |
733 | keycode = RC_SCANCODE_NECX(poll_reply->nec.system << 8 | |
734 | poll_reply->nec.not_system, | |
735 | poll_reply->nec.data); | |
120703f9 | 736 | |
d3c501d1 MCC |
737 | } else { |
738 | deb_data("NEC normal protocol\n"); | |
4d298b85 DH |
739 | keycode = RC_SCANCODE_NEC(poll_reply->nec.system, |
740 | poll_reply->nec.data); | |
d3c501d1 MCC |
741 | } |
742 | ||
6a207100 DH |
743 | break; |
744 | default: | |
d3c501d1 | 745 | deb_data("RC5 protocol\n"); |
120703f9 | 746 | protocol = RC_TYPE_RC5; |
d3c501d1 | 747 | toggle = poll_reply->report_id; |
4d298b85 DH |
748 | keycode = RC_SCANCODE_RC5(poll_reply->rc5.system, poll_reply->rc5.data); |
749 | ||
750 | if ((poll_reply->rc5.data ^ poll_reply->rc5.not_data) != 0xff) { | |
751 | /* Key failed integrity check */ | |
752 | err("key failed integrity check: %02x %02x %02x %02x", | |
753 | poll_reply->rc5.not_used, poll_reply->rc5.system, | |
754 | poll_reply->rc5.data, poll_reply->rc5.not_data); | |
755 | goto resubmit; | |
756 | } | |
72b39310 | 757 | |
6a207100 DH |
758 | break; |
759 | } | |
760 | ||
120703f9 | 761 | rc_keydown(d->rc_dev, protocol, keycode, toggle); |
6a207100 DH |
762 | |
763 | resubmit: | |
764 | /* Clean the buffer before we requeue */ | |
765 | memset(purb->transfer_buffer, 0, RC_MSG_SIZE_V1_20); | |
766 | ||
767 | /* Requeue URB */ | |
768 | usb_submit_urb(purb, GFP_ATOMIC); | |
769 | } | |
770 | ||
c4018fa2 | 771 | int dib0700_rc_setup(struct dvb_usb_device *d, struct usb_interface *intf) |
89f4267d | 772 | { |
6a207100 | 773 | struct dib0700_state *st = d->priv; |
6a207100 | 774 | struct urb *purb; |
c4018fa2 MCC |
775 | const struct usb_endpoint_descriptor *e; |
776 | int ret, rc_ep = 1; | |
777 | unsigned int pipe = 0; | |
6a207100 | 778 | |
0ffd1ab3 | 779 | /* Poll-based. Don't initialize bulk mode */ |
c4018fa2 | 780 | if (st->fw_version < 0x10200 || !intf) |
6a207100 DH |
781 | return 0; |
782 | ||
783 | /* Starting in firmware 1.20, the RC info is provided on a bulk pipe */ | |
c4018fa2 | 784 | |
6a207100 | 785 | purb = usb_alloc_urb(0, GFP_KERNEL); |
abbde78f | 786 | if (purb == NULL) |
8871c85d | 787 | return -ENOMEM; |
6a207100 DH |
788 | |
789 | purb->transfer_buffer = kzalloc(RC_MSG_SIZE_V1_20, GFP_KERNEL); | |
790 | if (purb->transfer_buffer == NULL) { | |
24ed693d | 791 | err("rc kzalloc failed"); |
6a207100 | 792 | usb_free_urb(purb); |
8871c85d | 793 | return -ENOMEM; |
6a207100 DH |
794 | } |
795 | ||
796 | purb->status = -EINPROGRESS; | |
c4018fa2 MCC |
797 | |
798 | /* | |
799 | * Some devices like the Hauppauge NovaTD model 52009 use an interrupt | |
800 | * endpoint, while others use a bulk one. | |
801 | */ | |
802 | e = &intf->altsetting[0].endpoint[rc_ep].desc; | |
803 | if (usb_endpoint_dir_in(e)) { | |
804 | if (usb_endpoint_xfer_bulk(e)) { | |
805 | pipe = usb_rcvbulkpipe(d->udev, rc_ep); | |
806 | usb_fill_bulk_urb(purb, d->udev, pipe, | |
807 | purb->transfer_buffer, | |
808 | RC_MSG_SIZE_V1_20, | |
809 | dib0700_rc_urb_completion, d); | |
810 | ||
811 | } else if (usb_endpoint_xfer_int(e)) { | |
812 | pipe = usb_rcvintpipe(d->udev, rc_ep); | |
813 | usb_fill_int_urb(purb, d->udev, pipe, | |
814 | purb->transfer_buffer, | |
815 | RC_MSG_SIZE_V1_20, | |
816 | dib0700_rc_urb_completion, d, 1); | |
817 | } | |
818 | } | |
819 | ||
820 | if (!pipe) { | |
821 | err("There's no endpoint for remote controller"); | |
822 | kfree(purb->transfer_buffer); | |
823 | usb_free_urb(purb); | |
824 | return 0; | |
825 | } | |
6a207100 DH |
826 | |
827 | ret = usb_submit_urb(purb, GFP_ATOMIC); | |
d3db22e1 | 828 | if (ret) { |
24ed693d | 829 | err("rc submit urb failed"); |
d3db22e1 JD |
830 | kfree(purb->transfer_buffer); |
831 | usb_free_urb(purb); | |
832 | } | |
6a207100 | 833 | |
8871c85d | 834 | return ret; |
89f4267d JG |
835 | } |
836 | ||
b7f54910 PB |
837 | static int dib0700_probe(struct usb_interface *intf, |
838 | const struct usb_device_id *id) | |
839 | { | |
840 | int i; | |
89f4267d | 841 | struct dvb_usb_device *dev; |
b7f54910 PB |
842 | |
843 | for (i = 0; i < dib0700_device_count; i++) | |
78e92006 | 844 | if (dvb_usb_device_init(intf, &dib0700_devices[i], THIS_MODULE, |
acc5c9ee OG |
845 | &dev, adapter_nr) == 0) { |
846 | struct dib0700_state *st = dev->priv; | |
847 | u32 hwversion, romversion, fw_version, fwtype; | |
848 | ||
849 | dib0700_get_version(dev, &hwversion, &romversion, | |
850 | &fw_version, &fwtype); | |
851 | ||
852 | deb_info("Firmware version: %x, %d, 0x%x, %d\n", | |
853 | hwversion, romversion, fw_version, fwtype); | |
854 | ||
855 | st->fw_version = fw_version; | |
856 | st->nb_packet_buffer_size = (u32)nb_packet_buffer_size; | |
857 | ||
72b39310 MCC |
858 | /* Disable polling mode on newer firmwares */ |
859 | if (st->fw_version >= 0x10200) | |
860 | dev->props.rc.core.bulk_mode = true; | |
861 | else | |
862 | dev->props.rc.core.bulk_mode = false; | |
863 | ||
c4018fa2 | 864 | dib0700_rc_setup(dev, intf); |
acc5c9ee | 865 | |
b7f54910 | 866 | return 0; |
89f4267d | 867 | } |
b7f54910 PB |
868 | |
869 | return -ENODEV; | |
870 | } | |
871 | ||
872 | static struct usb_driver dib0700_driver = { | |
873 | .name = "dvb_usb_dib0700", | |
874 | .probe = dib0700_probe, | |
875 | .disconnect = dvb_usb_device_exit, | |
876 | .id_table = dib0700_usb_id_table, | |
877 | }; | |
878 | ||
ecb3b2b3 | 879 | module_usb_driver(dib0700_driver); |
b7f54910 | 880 | |
68dc8bc5 | 881 | MODULE_FIRMWARE("dvb-usb-dib0700-1.20.fw"); |
99e44da7 | 882 | MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>"); |
b7f54910 PB |
883 | MODULE_DESCRIPTION("Driver for devices based on DiBcom DiB0700 - USB bridge"); |
884 | MODULE_VERSION("1.0"); | |
885 | MODULE_LICENSE("GPL"); |