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authorHans Verkuil <hverkuil@xs4all.nl>2006-06-25 14:34:39 -0400
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-30 14:59:32 -0400
commitba8fc39954bf3bc51f502e8a02f959d45edd096c (patch)
tree3846895bb42d759c6650e1487300296955ba2833 /drivers/media/video/tuner-simple.c
parent0a1153736f97db48e6bc9ab27e90b51ab50729c7 (diff)
V4L/DVB (4270): Add tda9887-specific tuner configuration
Many tda9887 settings depend on the chosen tuner. Expand the tuner parameters to include these tda9887 settings. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
-rw-r--r--drivers/media/video/tuner-simple.c74
1 files changed, 64 insertions, 10 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c
index 6da6f82b8c88..d071c5cbf013 100644
--- a/drivers/media/video/tuner-simple.c
+++ b/drivers/media/video/tuner-simple.c
@@ -7,6 +7,7 @@
7#include <linux/i2c.h> 7#include <linux/i2c.h>
8#include <linux/videodev.h> 8#include <linux/videodev.h>
9#include <media/tuner.h> 9#include <media/tuner.h>
10#include <media/v4l2-common.h>
10 11
11static int offset = 0; 12static int offset = 0;
12module_param(offset, int, 0666); 13module_param(offset, int, 0666);
@@ -128,6 +129,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
128 u8 buffer[4]; 129 u8 buffer[4];
129 int rc, IFPCoff, i, j; 130 int rc, IFPCoff, i, j;
130 enum param_type desired_type; 131 enum param_type desired_type;
132 struct tuner_params *params;
131 133
132 tun = &tuners[t->type]; 134 tun = &tuners[t->type];
133 135
@@ -169,19 +171,20 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
169 IFPCoff,t->type); 171 IFPCoff,t->type);
170 j = 0; 172 j = 0;
171 } 173 }
174 params = &tun->params[j];
172 175
173 for (i = 0; i < tun->params[j].count; i++) { 176 for (i = 0; i < params->count; i++) {
174 if (freq > tun->params[j].ranges[i].limit) 177 if (freq > params->ranges[i].limit)
175 continue; 178 continue;
176 break; 179 break;
177 } 180 }
178 if (i == tun->params[j].count) { 181 if (i == params->count) {
179 tuner_dbg("TV frequency out of range (%d > %d)", 182 tuner_dbg("TV frequency out of range (%d > %d)",
180 freq, tun->params[j].ranges[i - 1].limit); 183 freq, params->ranges[i - 1].limit);
181 freq = tun->params[j].ranges[--i].limit; 184 freq = params->ranges[--i].limit;
182 } 185 }
183 config = tun->params[j].ranges[i].config; 186 config = params->ranges[i].config;
184 cb = tun->params[j].ranges[i].cb; 187 cb = params->ranges[i].cb;
185 /* i == 0 -> VHF_LO 188 /* i == 0 -> VHF_LO
186 * i == 1 -> VHF_HI 189 * i == 1 -> VHF_HI
187 * i == 2 -> UHF */ 190 * i == 2 -> UHF */
@@ -281,7 +284,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
281 break; 284 break;
282 } 285 }
283 286
284 if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) { 287 if (params->cb_first_if_lower_freq && div < t->last_div) {
285 buffer[0] = config; 288 buffer[0] = config;
286 buffer[1] = cb; 289 buffer[1] = cb;
287 buffer[2] = (div>>8) & 0x7f; 290 buffer[2] = (div>>8) & 0x7f;
@@ -293,6 +296,43 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
293 buffer[3] = cb; 296 buffer[3] = cb;
294 } 297 }
295 t->last_div = div; 298 t->last_div = div;
299 if (params->has_tda9887) {
300 int config = 0;
301 int is_secam_l = (t->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) &&
302 !(t->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC));
303
304 if (t->std == V4L2_STD_SECAM_LC) {
305 if (params->port1_active ^ params->port1_invert_for_secam_lc)
306 config |= TDA9887_PORT1_ACTIVE;
307 if (params->port2_active ^ params->port2_invert_for_secam_lc)
308 config |= TDA9887_PORT2_ACTIVE;
309 }
310 else {
311 if (params->port1_active)
312 config |= TDA9887_PORT1_ACTIVE;
313 if (params->port2_active)
314 config |= TDA9887_PORT2_ACTIVE;
315 }
316 if (params->intercarrier_mode)
317 config |= TDA9887_INTERCARRIER;
318 if (is_secam_l) {
319 if (i == 0 && params->default_top_secam_low)
320 config |= TDA9887_TOP(params->default_top_secam_low);
321 else if (i == 1 && params->default_top_secam_mid)
322 config |= TDA9887_TOP(params->default_top_secam_mid);
323 else if (params->default_top_secam_high)
324 config |= TDA9887_TOP(params->default_top_secam_high);
325 }
326 else {
327 if (i == 0 && params->default_top_low)
328 config |= TDA9887_TOP(params->default_top_low);
329 else if (i == 1 && params->default_top_mid)
330 config |= TDA9887_TOP(params->default_top_mid);
331 else if (params->default_top_high)
332 config |= TDA9887_TOP(params->default_top_high);
333 }
334 i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
335 }
296 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", 336 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
297 buffer[0],buffer[1],buffer[2],buffer[3]); 337 buffer[0],buffer[1],buffer[2],buffer[3]);
298 338
@@ -339,6 +379,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
339 u16 div; 379 u16 div;
340 int rc, j; 380 int rc, j;
341 enum param_type desired_type = TUNER_PARAM_TYPE_RADIO; 381 enum param_type desired_type = TUNER_PARAM_TYPE_RADIO;
382 struct tuner_params *params;
342 383
343 tun = &tuners[t->type]; 384 tun = &tuners[t->type];
344 385
@@ -352,7 +393,8 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
352 j = 0; 393 j = 0;
353 394
354 div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ 395 div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */
355 buffer[2] = (tun->params[j].ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ 396 params = &tun->params[j];
397 buffer[2] = (params->ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
356 398
357 switch (t->type) { 399 switch (t->type) {
358 case TUNER_TENA_9533_DI: 400 case TUNER_TENA_9533_DI:
@@ -384,7 +426,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
384 } 426 }
385 buffer[0] = (div>>8) & 0x7f; 427 buffer[0] = (div>>8) & 0x7f;
386 buffer[1] = div & 0xff; 428 buffer[1] = div & 0xff;
387 if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) { 429 if (params->cb_first_if_lower_freq && div < t->last_div) {
388 buffer[0] = buffer[2]; 430 buffer[0] = buffer[2];
389 buffer[1] = buffer[3]; 431 buffer[1] = buffer[3];
390 buffer[2] = (div>>8) & 0x7f; 432 buffer[2] = (div>>8) & 0x7f;
@@ -398,6 +440,18 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
398 buffer[0],buffer[1],buffer[2],buffer[3]); 440 buffer[0],buffer[1],buffer[2],buffer[3]);
399 t->last_div = div; 441 t->last_div = div;
400 442
443 if (params->has_tda9887) {
444 int config = 0;
445 if (params->port1_active && !params->port1_fm_high_sensitivity)
446 config |= TDA9887_PORT1_ACTIVE;
447 if (params->port2_active && !params->port2_fm_high_sensitivity)
448 config |= TDA9887_PORT2_ACTIVE;
449 if (params->intercarrier_mode)
450 config |= TDA9887_INTERCARRIER;
451/* if (params->port1_set_for_fm_mono)
452 config &= ~TDA9887_PORT1_ACTIVE;*/
453 i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
454 }
401 if (4 != (rc = i2c_master_send(c,buffer,4))) 455 if (4 != (rc = i2c_master_send(c,buffer,4)))
402 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); 456 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
403} 457}