Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * Device driver for GPIO attached remote control interfaces | |
4 | * on Conexant 2388x based TV/DVB cards. | |
5 | * | |
6 | * Copyright (c) 2003 Pavel Machek | |
7 | * Copyright (c) 2004 Gerd Knorr | |
fc40b261 | 8 | * Copyright (c) 2004, 2005 Chris Pascoe |
1da177e4 LT |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include <linux/init.h> | |
26 | #include <linux/delay.h> | |
27 | #include <linux/input.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/module.h> | |
1da177e4 | 30 | |
1da177e4 | 31 | #include "cx88.h" |
d21838dd | 32 | #include <media/ir-common.h> |
1da177e4 LT |
33 | |
34 | /* ---------------------------------------------------------------------- */ | |
35 | ||
1da177e4 | 36 | struct cx88_IR { |
41ef7c1e | 37 | struct cx88_core *core; |
b7df3910 | 38 | struct input_dev *input; |
41ef7c1e MCC |
39 | struct ir_input_state ir; |
40 | char name[32]; | |
41 | char phys[32]; | |
1da177e4 LT |
42 | |
43 | /* sample from gpio pin 16 */ | |
fc40b261 | 44 | u32 sampling; |
41ef7c1e MCC |
45 | u32 samples[16]; |
46 | int scount; | |
47 | unsigned long release; | |
1da177e4 LT |
48 | |
49 | /* poll external decoder */ | |
41ef7c1e MCC |
50 | int polling; |
51 | struct work_struct work; | |
52 | struct timer_list timer; | |
53 | u32 gpio_addr; | |
54 | u32 last_gpio; | |
55 | u32 mask_keycode; | |
56 | u32 mask_keydown; | |
57 | u32 mask_keyup; | |
1da177e4 LT |
58 | }; |
59 | ||
60 | static int ir_debug = 0; | |
41ef7c1e | 61 | module_param(ir_debug, int, 0644); /* debug level [IR] */ |
1da177e4 LT |
62 | MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]"); |
63 | ||
64 | #define ir_dprintk(fmt, arg...) if (ir_debug) \ | |
e52e98a7 | 65 | printk(KERN_DEBUG "%s IR: " fmt , ir->core->name , ##arg) |
1da177e4 LT |
66 | |
67 | /* ---------------------------------------------------------------------- */ | |
68 | ||
69 | static void cx88_ir_handle_key(struct cx88_IR *ir) | |
70 | { | |
71 | struct cx88_core *core = ir->core; | |
680543c5 | 72 | u32 gpio, data, auxgpio; |
1da177e4 LT |
73 | |
74 | /* read gpio value */ | |
75 | gpio = cx_read(ir->gpio_addr); | |
6a59d64c | 76 | switch (core->boardnr) { |
829ea964 | 77 | case CX88_BOARD_NPGTECH_REALTV_TOP10FM: |
680543c5 RC |
78 | /* This board apparently uses a combination of 2 GPIO |
79 | to represent the keys. Additionally, the second GPIO | |
80 | can be used for parity. | |
81 | ||
82 | Example: | |
83 | ||
84 | for key "5" | |
85 | gpio = 0x758, auxgpio = 0xe5 or 0xf5 | |
86 | for key "Power" | |
87 | gpio = 0x758, auxgpio = 0xed or 0xfd | |
88 | */ | |
89 | ||
90 | auxgpio = cx_read(MO_GP1_IO); | |
91 | /* Take out the parity part */ | |
a62c61d3 | 92 | gpio=(gpio & 0x7fd) + (auxgpio & 0xef); |
829ea964 MK |
93 | break; |
94 | case CX88_BOARD_WINFAST_DTV1000: | |
e7d11ecb EP |
95 | gpio = (gpio & 0x6ff) | ((cx_read(MO_GP1_IO) << 8) & 0x900); |
96 | auxgpio = gpio; | |
829ea964 MK |
97 | break; |
98 | default: | |
680543c5 | 99 | auxgpio = gpio; |
829ea964 | 100 | } |
1da177e4 | 101 | if (ir->polling) { |
680543c5 | 102 | if (ir->last_gpio == auxgpio) |
1da177e4 | 103 | return; |
680543c5 | 104 | ir->last_gpio = auxgpio; |
1da177e4 LT |
105 | } |
106 | ||
107 | /* extract data */ | |
108 | data = ir_extract_bits(gpio, ir->mask_keycode); | |
109 | ir_dprintk("irq gpio=0x%x code=%d | %s%s%s\n", | |
41ef7c1e MCC |
110 | gpio, data, |
111 | ir->polling ? "poll" : "irq", | |
112 | (gpio & ir->mask_keydown) ? " down" : "", | |
113 | (gpio & ir->mask_keyup) ? " up" : ""); | |
1da177e4 | 114 | |
6a59d64c | 115 | if (ir->core->boardnr == CX88_BOARD_NORWOOD_MICRO) { |
d1009bd7 PN |
116 | u32 gpio_key = cx_read(MO_GP0_IO); |
117 | ||
118 | data = (data << 4) | ((gpio_key & 0xf0) >> 4); | |
119 | ||
120 | ir_input_keydown(ir->input, &ir->ir, data, data); | |
121 | ir_input_nokey(ir->input, &ir->ir); | |
122 | ||
123 | } else if (ir->mask_keydown) { | |
1da177e4 LT |
124 | /* bit set on keydown */ |
125 | if (gpio & ir->mask_keydown) { | |
b7df3910 | 126 | ir_input_keydown(ir->input, &ir->ir, data, data); |
1da177e4 | 127 | } else { |
b7df3910 | 128 | ir_input_nokey(ir->input, &ir->ir); |
1da177e4 LT |
129 | } |
130 | ||
131 | } else if (ir->mask_keyup) { | |
132 | /* bit cleared on keydown */ | |
133 | if (0 == (gpio & ir->mask_keyup)) { | |
b7df3910 | 134 | ir_input_keydown(ir->input, &ir->ir, data, data); |
1da177e4 | 135 | } else { |
b7df3910 | 136 | ir_input_nokey(ir->input, &ir->ir); |
1da177e4 LT |
137 | } |
138 | ||
139 | } else { | |
140 | /* can't distinguish keydown/up :-/ */ | |
b7df3910 DT |
141 | ir_input_keydown(ir->input, &ir->ir, data, data); |
142 | ir_input_nokey(ir->input, &ir->ir); | |
1da177e4 LT |
143 | } |
144 | } | |
145 | ||
146 | static void ir_timer(unsigned long data) | |
147 | { | |
41ef7c1e | 148 | struct cx88_IR *ir = (struct cx88_IR *)data; |
1da177e4 LT |
149 | |
150 | schedule_work(&ir->work); | |
151 | } | |
152 | ||
c4028958 | 153 | static void cx88_ir_work(struct work_struct *work) |
1da177e4 | 154 | { |
c4028958 | 155 | struct cx88_IR *ir = container_of(work, struct cx88_IR, work); |
1da177e4 LT |
156 | |
157 | cx88_ir_handle_key(ir); | |
749823a0 | 158 | mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling)); |
1da177e4 LT |
159 | } |
160 | ||
13595a51 | 161 | void cx88_ir_start(struct cx88_core *core, struct cx88_IR *ir) |
b07b4783 DT |
162 | { |
163 | if (ir->polling) { | |
749823a0 | 164 | setup_timer(&ir->timer, ir_timer, (unsigned long)ir); |
67952e8c | 165 | INIT_WORK(&ir->work, cx88_ir_work); |
b07b4783 DT |
166 | schedule_work(&ir->work); |
167 | } | |
168 | if (ir->sampling) { | |
8ddac9ee | 169 | core->pci_irqmask |= PCI_INT_IR_SMPINT; |
b07b4783 DT |
170 | cx_write(MO_DDS_IO, 0xa80a80); /* 4 kHz sample rate */ |
171 | cx_write(MO_DDSCFG_IO, 0x5); /* enable */ | |
172 | } | |
173 | } | |
174 | ||
13595a51 | 175 | void cx88_ir_stop(struct cx88_core *core, struct cx88_IR *ir) |
b07b4783 DT |
176 | { |
177 | if (ir->sampling) { | |
178 | cx_write(MO_DDSCFG_IO, 0x0); | |
8ddac9ee | 179 | core->pci_irqmask &= ~PCI_INT_IR_SMPINT; |
b07b4783 DT |
180 | } |
181 | ||
182 | if (ir->polling) { | |
183 | del_timer_sync(&ir->timer); | |
184 | flush_scheduled_work(); | |
185 | } | |
186 | } | |
187 | ||
1da177e4 LT |
188 | /* ---------------------------------------------------------------------- */ |
189 | ||
190 | int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci) | |
191 | { | |
192 | struct cx88_IR *ir; | |
b7df3910 | 193 | struct input_dev *input_dev; |
1da177e4 LT |
194 | IR_KEYTAB_TYPE *ir_codes = NULL; |
195 | int ir_type = IR_TYPE_OTHER; | |
b07b4783 | 196 | int err = -ENOMEM; |
1da177e4 | 197 | |
b7df3910 DT |
198 | ir = kzalloc(sizeof(*ir), GFP_KERNEL); |
199 | input_dev = input_allocate_device(); | |
b07b4783 DT |
200 | if (!ir || !input_dev) |
201 | goto err_out_free; | |
b7df3910 DT |
202 | |
203 | ir->input = input_dev; | |
1da177e4 LT |
204 | |
205 | /* detect & configure */ | |
6a59d64c | 206 | switch (core->boardnr) { |
1da177e4 | 207 | case CX88_BOARD_DNTV_LIVE_DVB_T: |
b45009b0 | 208 | case CX88_BOARD_KWORLD_DVB_T: |
28ecc449 | 209 | case CX88_BOARD_KWORLD_DVB_T_CX22702: |
41ef7c1e MCC |
210 | ir_codes = ir_codes_dntv_live_dvb_t; |
211 | ir->gpio_addr = MO_GP1_IO; | |
1da177e4 | 212 | ir->mask_keycode = 0x1f; |
41ef7c1e MCC |
213 | ir->mask_keyup = 0x60; |
214 | ir->polling = 50; /* ms */ | |
1da177e4 | 215 | break; |
e52e98a7 MCC |
216 | case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1: |
217 | ir_codes = ir_codes_cinergy_1400; | |
218 | ir_type = IR_TYPE_PD; | |
fc40b261 | 219 | ir->sampling = 0xeb04; /* address */ |
e52e98a7 | 220 | break; |
1da177e4 LT |
221 | case CX88_BOARD_HAUPPAUGE: |
222 | case CX88_BOARD_HAUPPAUGE_DVB_T1: | |
fb56cb65 ST |
223 | case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: |
224 | case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: | |
611900c1 | 225 | case CX88_BOARD_HAUPPAUGE_HVR1100: |
76dc82ab | 226 | case CX88_BOARD_HAUPPAUGE_HVR3000: |
4917019d | 227 | case CX88_BOARD_PINNACLE_PCTV_HD_800i: |
41ef7c1e MCC |
228 | ir_codes = ir_codes_hauppauge_new; |
229 | ir_type = IR_TYPE_RC5; | |
230 | ir->sampling = 1; | |
1da177e4 | 231 | break; |
2de873e6 | 232 | case CX88_BOARD_WINFAST_DTV2000H: |
41ef7c1e MCC |
233 | ir_codes = ir_codes_winfast; |
234 | ir->gpio_addr = MO_GP0_IO; | |
1da177e4 | 235 | ir->mask_keycode = 0x8f8; |
41ef7c1e | 236 | ir->mask_keyup = 0x100; |
2de873e6 | 237 | ir->polling = 50; /* ms */ |
1da177e4 | 238 | break; |
ff97d93d | 239 | case CX88_BOARD_WINFAST2000XP_EXPERT: |
e7d11ecb | 240 | case CX88_BOARD_WINFAST_DTV1000: |
ff97d93d HP |
241 | ir_codes = ir_codes_winfast; |
242 | ir->gpio_addr = MO_GP0_IO; | |
243 | ir->mask_keycode = 0x8f8; | |
244 | ir->mask_keyup = 0x100; | |
245 | ir->polling = 1; /* ms */ | |
246 | break; | |
1da177e4 | 247 | case CX88_BOARD_IODATA_GVBCTV7E: |
41ef7c1e MCC |
248 | ir_codes = ir_codes_iodata_bctv7e; |
249 | ir->gpio_addr = MO_GP0_IO; | |
1da177e4 LT |
250 | ir->mask_keycode = 0xfd; |
251 | ir->mask_keydown = 0x02; | |
41ef7c1e | 252 | ir->polling = 5; /* ms */ |
1da177e4 | 253 | break; |
ff97d93d | 254 | case CX88_BOARD_PROLINK_PLAYTVPVR: |
239df2e2 | 255 | case CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO: |
41ef7c1e MCC |
256 | ir_codes = ir_codes_pixelview; |
257 | ir->gpio_addr = MO_GP1_IO; | |
239df2e2 | 258 | ir->mask_keycode = 0x1f; |
41ef7c1e MCC |
259 | ir->mask_keyup = 0x80; |
260 | ir->polling = 1; /* ms */ | |
239df2e2 | 261 | break; |
b639f9d2 NS |
262 | case CX88_BOARD_KWORLD_LTV883: |
263 | ir_codes = ir_codes_pixelview; | |
264 | ir->gpio_addr = MO_GP1_IO; | |
265 | ir->mask_keycode = 0x1f; | |
266 | ir->mask_keyup = 0x60; | |
267 | ir->polling = 1; /* ms */ | |
268 | break; | |
a82decf6 | 269 | case CX88_BOARD_ADSTECH_DVB_T_PCI: |
41ef7c1e MCC |
270 | ir_codes = ir_codes_adstech_dvb_t_pci; |
271 | ir->gpio_addr = MO_GP1_IO; | |
a82decf6 | 272 | ir->mask_keycode = 0xbf; |
41ef7c1e MCC |
273 | ir->mask_keyup = 0x40; |
274 | ir->polling = 50; /* ms */ | |
275 | break; | |
276 | case CX88_BOARD_MSI_TVANYWHERE_MASTER: | |
277 | ir_codes = ir_codes_msi_tvanywhere; | |
278 | ir->gpio_addr = MO_GP1_IO; | |
279 | ir->mask_keycode = 0x1f; | |
280 | ir->mask_keyup = 0x40; | |
281 | ir->polling = 1; /* ms */ | |
a82decf6 | 282 | break; |
899ad11b | 283 | case CX88_BOARD_AVERTV_303: |
565f4949 | 284 | case CX88_BOARD_AVERTV_STUDIO_303: |
899ad11b GG |
285 | ir_codes = ir_codes_avertv_303; |
286 | ir->gpio_addr = MO_GP2_IO; | |
287 | ir->mask_keycode = 0xfb; | |
288 | ir->mask_keydown = 0x02; | |
289 | ir->polling = 50; /* ms */ | |
290 | break; | |
fc40b261 CP |
291 | case CX88_BOARD_DNTV_LIVE_DVB_T_PRO: |
292 | ir_codes = ir_codes_dntv_live_dvbt_pro; | |
293 | ir_type = IR_TYPE_PD; | |
294 | ir->sampling = 0xff00; /* address */ | |
295 | break; | |
d1009bd7 PN |
296 | case CX88_BOARD_NORWOOD_MICRO: |
297 | ir_codes = ir_codes_norwood; | |
298 | ir->gpio_addr = MO_GP1_IO; | |
299 | ir->mask_keycode = 0x0e; | |
300 | ir->mask_keyup = 0x80; | |
301 | ir->polling = 50; /* ms */ | |
302 | break; | |
be4f4519 | 303 | case CX88_BOARD_NPGTECH_REALTV_TOP10FM: |
680543c5 RC |
304 | ir_codes = ir_codes_npgtech; |
305 | ir->gpio_addr = MO_GP0_IO; | |
306 | ir->mask_keycode = 0xfa; | |
307 | ir->polling = 50; /* ms */ | |
308 | break; | |
1da177e4 | 309 | } |
b45009b0 | 310 | |
1da177e4 | 311 | if (NULL == ir_codes) { |
b07b4783 DT |
312 | err = -ENODEV; |
313 | goto err_out_free; | |
1da177e4 LT |
314 | } |
315 | ||
316 | /* init input device */ | |
6a59d64c | 317 | snprintf(ir->name, sizeof(ir->name), "cx88 IR (%s)", core->board.name); |
41ef7c1e | 318 | snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(pci)); |
1da177e4 | 319 | |
b7df3910 DT |
320 | ir_input_init(input_dev, &ir->ir, ir_type, ir_codes); |
321 | input_dev->name = ir->name; | |
322 | input_dev->phys = ir->phys; | |
323 | input_dev->id.bustype = BUS_PCI; | |
324 | input_dev->id.version = 1; | |
1da177e4 | 325 | if (pci->subsystem_vendor) { |
b7df3910 DT |
326 | input_dev->id.vendor = pci->subsystem_vendor; |
327 | input_dev->id.product = pci->subsystem_device; | |
1da177e4 | 328 | } else { |
b7df3910 DT |
329 | input_dev->id.vendor = pci->vendor; |
330 | input_dev->id.product = pci->device; | |
1da177e4 | 331 | } |
2c8a3a33 | 332 | input_dev->dev.parent = &pci->dev; |
1da177e4 LT |
333 | /* record handles to ourself */ |
334 | ir->core = core; | |
335 | core->ir = ir; | |
336 | ||
b07b4783 | 337 | cx88_ir_start(core, ir); |
1da177e4 LT |
338 | |
339 | /* all done */ | |
b07b4783 DT |
340 | err = input_register_device(ir->input); |
341 | if (err) | |
342 | goto err_out_stop; | |
1da177e4 LT |
343 | |
344 | return 0; | |
b07b4783 DT |
345 | |
346 | err_out_stop: | |
347 | cx88_ir_stop(core, ir); | |
348 | core->ir = NULL; | |
349 | err_out_free: | |
350 | input_free_device(input_dev); | |
351 | kfree(ir); | |
352 | return err; | |
1da177e4 LT |
353 | } |
354 | ||
355 | int cx88_ir_fini(struct cx88_core *core) | |
356 | { | |
357 | struct cx88_IR *ir = core->ir; | |
358 | ||
359 | /* skip detach on non attached boards */ | |
360 | if (NULL == ir) | |
361 | return 0; | |
362 | ||
b07b4783 | 363 | cx88_ir_stop(core, ir); |
b7df3910 | 364 | input_unregister_device(ir->input); |
1da177e4 LT |
365 | kfree(ir); |
366 | ||
367 | /* done */ | |
368 | core->ir = NULL; | |
369 | return 0; | |
370 | } | |
371 | ||
372 | /* ---------------------------------------------------------------------- */ | |
373 | ||
374 | void cx88_ir_irq(struct cx88_core *core) | |
375 | { | |
376 | struct cx88_IR *ir = core->ir; | |
e52e98a7 | 377 | u32 samples, ircode; |
1da177e4 LT |
378 | int i; |
379 | ||
380 | if (NULL == ir) | |
381 | return; | |
382 | if (!ir->sampling) | |
383 | return; | |
384 | ||
385 | samples = cx_read(MO_SAMPLE_IO); | |
41ef7c1e | 386 | if (0 != samples && 0xffffffff != samples) { |
1da177e4 LT |
387 | /* record sample data */ |
388 | if (ir->scount < ARRAY_SIZE(ir->samples)) | |
389 | ir->samples[ir->scount++] = samples; | |
390 | return; | |
391 | } | |
392 | if (!ir->scount) { | |
393 | /* nothing to sample */ | |
41ef7c1e | 394 | if (ir->ir.keypressed && time_after(jiffies, ir->release)) |
b7df3910 | 395 | ir_input_nokey(ir->input, &ir->ir); |
1da177e4 LT |
396 | return; |
397 | } | |
398 | ||
399 | /* have a complete sample */ | |
400 | if (ir->scount < ARRAY_SIZE(ir->samples)) | |
401 | ir->samples[ir->scount++] = samples; | |
402 | for (i = 0; i < ir->scount; i++) | |
403 | ir->samples[i] = ~ir->samples[i]; | |
404 | if (ir_debug) | |
41ef7c1e | 405 | ir_dump_samples(ir->samples, ir->scount); |
1da177e4 LT |
406 | |
407 | /* decode it */ | |
6a59d64c | 408 | switch (core->boardnr) { |
e52e98a7 | 409 | case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1: |
fc40b261 | 410 | case CX88_BOARD_DNTV_LIVE_DVB_T_PRO: |
e52e98a7 MCC |
411 | ircode = ir_decode_pulsedistance(ir->samples, ir->scount, 1, 4); |
412 | ||
413 | if (ircode == 0xffffffff) { /* decoding error */ | |
414 | ir_dprintk("pulse distance decoding error\n"); | |
415 | break; | |
416 | } | |
417 | ||
418 | ir_dprintk("pulse distance decoded: %x\n", ircode); | |
419 | ||
420 | if (ircode == 0) { /* key still pressed */ | |
421 | ir_dprintk("pulse distance decoded repeat code\n"); | |
422 | ir->release = jiffies + msecs_to_jiffies(120); | |
423 | break; | |
424 | } | |
425 | ||
fc40b261 | 426 | if ((ircode & 0xffff) != (ir->sampling & 0xffff)) { /* wrong address */ |
e52e98a7 | 427 | ir_dprintk("pulse distance decoded wrong address\n"); |
4ac97914 | 428 | break; |
e52e98a7 MCC |
429 | } |
430 | ||
431 | if (((~ircode >> 24) & 0xff) != ((ircode >> 16) & 0xff)) { /* wrong checksum */ | |
432 | ir_dprintk("pulse distance decoded wrong check sum\n"); | |
433 | break; | |
434 | } | |
435 | ||
436 | ir_dprintk("Key Code: %x\n", (ircode >> 16) & 0x7f); | |
437 | ||
b7df3910 | 438 | ir_input_keydown(ir->input, &ir->ir, (ircode >> 16) & 0x7f, (ircode >> 16) & 0xff); |
e52e98a7 MCC |
439 | ir->release = jiffies + msecs_to_jiffies(120); |
440 | break; | |
1da177e4 LT |
441 | case CX88_BOARD_HAUPPAUGE: |
442 | case CX88_BOARD_HAUPPAUGE_DVB_T1: | |
fb56cb65 ST |
443 | case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: |
444 | case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: | |
30367bfd | 445 | case CX88_BOARD_HAUPPAUGE_HVR1100: |
76dc82ab | 446 | case CX88_BOARD_HAUPPAUGE_HVR3000: |
4917019d | 447 | case CX88_BOARD_PINNACLE_PCTV_HD_800i: |
e52e98a7 MCC |
448 | ircode = ir_decode_biphase(ir->samples, ir->scount, 5, 7); |
449 | ir_dprintk("biphase decoded: %x\n", ircode); | |
450 | if ((ircode & 0xfffff000) != 0x3000) | |
1da177e4 | 451 | break; |
b7df3910 | 452 | ir_input_keydown(ir->input, &ir->ir, ircode & 0x3f, ircode); |
1da177e4 LT |
453 | ir->release = jiffies + msecs_to_jiffies(120); |
454 | break; | |
455 | } | |
456 | ||
457 | ir->scount = 0; | |
458 | return; | |
459 | } | |
460 | ||
461 | /* ---------------------------------------------------------------------- */ | |
462 | ||
463 | MODULE_AUTHOR("Gerd Knorr, Pavel Machek, Chris Pascoe"); | |
464 | MODULE_DESCRIPTION("input driver for cx88 GPIO-based IR remote controls"); | |
465 | MODULE_LICENSE("GPL"); | |
1da177e4 LT |
466 | /* |
467 | * Local variables: | |
468 | * c-basic-offset: 8 | |
469 | * End: | |
470 | */ |