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authorPatrick Boettcher <pb@linuxtv.org>2005-07-07 20:57:44 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-07 21:23:55 -0400
commitf46dbb050b5c7585c34b9ef717d81d6fee883f9b (patch)
tree8b399f437f36b36bfbd79b5369b14a38b2eed7eb /drivers/media/dvb/frontends/cx22702.c
parentf03cbea36ab9412dcea58e953be4933b36c9b7be (diff)
[PATCH] dvb: frontend: cx22702: support for cxusb
Add .get_tune_settings callback (min_delay_ms = 1sec) and output_mode-field (parallel/serial) to support cxusb; minor cleanups. Signed-off-by: Patrick Boettcher <pb@linuxtv.org> Signed-off-by: Johannes Stezenbach <js@linuxtv.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media/dvb/frontends/cx22702.c')
-rw-r--r--drivers/media/dvb/frontends/cx22702.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/media/dvb/frontends/cx22702.c b/drivers/media/dvb/frontends/cx22702.c
index f4aa44136c7c..9f639297a9f2 100644
--- a/drivers/media/dvb/frontends/cx22702.c
+++ b/drivers/media/dvb/frontends/cx22702.c
@@ -76,7 +76,6 @@ static u8 init_tab [] = {
76 0x49, 0x56, 76 0x49, 0x56,
77 0x6b, 0x1e, 77 0x6b, 0x1e,
78 0xc8, 0x02, 78 0xc8, 0x02,
79 0xf8, 0x02,
80 0xf9, 0x00, 79 0xf9, 0x00,
81 0xfa, 0x00, 80 0xfa, 0x00,
82 0xfb, 0x00, 81 0xfb, 0x00,
@@ -203,7 +202,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet
203 struct cx22702_state* state = fe->demodulator_priv; 202 struct cx22702_state* state = fe->demodulator_priv;
204 203
205 /* set PLL */ 204 /* set PLL */
206 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe); 205 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe);
207 if (state->config->pll_set) { 206 if (state->config->pll_set) {
208 state->config->pll_set(fe, p); 207 state->config->pll_set(fe, p);
209 } else if (state->config->pll_desc) { 208 } else if (state->config->pll_desc) {
@@ -217,7 +216,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet
217 } else { 216 } else {
218 BUG(); 217 BUG();
219 } 218 }
220 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1); 219 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1);
221 220
222 /* set inversion */ 221 /* set inversion */
223 cx22702_set_inversion (state, p->inversion); 222 cx22702_set_inversion (state, p->inversion);
@@ -256,7 +255,7 @@ static int cx22702_set_tps (struct dvb_frontend* fe, struct dvb_frontend_paramet
256 cx22702_writereg(state, 0x0B, cx22702_readreg(state, 0x0B) & 0xfc ); 255 cx22702_writereg(state, 0x0B, cx22702_readreg(state, 0x0B) & 0xfc );
257 cx22702_writereg(state, 0x0C, (cx22702_readreg(state, 0x0C) & 0xBF) | 0x40 ); 256 cx22702_writereg(state, 0x0C, (cx22702_readreg(state, 0x0C) & 0xBF) | 0x40 );
258 cx22702_writereg(state, 0x00, 0x01); /* Begin aquisition */ 257 cx22702_writereg(state, 0x00, 0x01); /* Begin aquisition */
259 printk("%s: Autodetecting\n",__FUNCTION__); 258 dprintk("%s: Autodetecting\n",__FUNCTION__);
260 return 0; 259 return 0;
261 } 260 }
262 261
@@ -347,10 +346,11 @@ static int cx22702_init (struct dvb_frontend* fe)
347 for (i=0; i<sizeof(init_tab); i+=2) 346 for (i=0; i<sizeof(init_tab); i+=2)
348 cx22702_writereg (state, init_tab[i], init_tab[i+1]); 347 cx22702_writereg (state, init_tab[i], init_tab[i+1]);
349 348
349 cx22702_writereg (state, 0xf8, (state->config->output_mode << 1) & 0x02);
350 350
351 /* init PLL */ 351 /* init PLL */
352 if (state->config->pll_init) { 352 if (state->config->pll_init) {
353 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) &0xfe); 353 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) & 0xfe);
354 state->config->pll_init(fe); 354 state->config->pll_init(fe);
355 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1); 355 cx22702_writereg (state, 0x0D, cx22702_readreg(state,0x0D) | 1);
356 } 356 }
@@ -440,8 +440,10 @@ static int cx22702_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
440 440
441 /* RS Uncorrectable Packet Count then reset */ 441 /* RS Uncorrectable Packet Count then reset */
442 _ucblocks = cx22702_readreg (state, 0xE3); 442 _ucblocks = cx22702_readreg (state, 0xE3);
443 if (state->prevUCBlocks < _ucblocks) *ucblocks = (_ucblocks - state->prevUCBlocks); 443 if (state->prevUCBlocks < _ucblocks)
444 else *ucblocks = state->prevUCBlocks - _ucblocks; 444 *ucblocks = (_ucblocks - state->prevUCBlocks);
445 else
446 *ucblocks = state->prevUCBlocks - _ucblocks;
445 state->prevUCBlocks = _ucblocks; 447 state->prevUCBlocks = _ucblocks;
446 448
447 return 0; 449 return 0;
@@ -457,6 +459,12 @@ static int cx22702_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_par
457 return cx22702_get_tps (state, &p->u.ofdm); 459 return cx22702_get_tps (state, &p->u.ofdm);
458} 460}
459 461
462static int cx22702_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune)
463{
464 tune->min_delay_ms = 1000;
465 return 0;
466}
467
460static void cx22702_release(struct dvb_frontend* fe) 468static void cx22702_release(struct dvb_frontend* fe)
461{ 469{
462 struct cx22702_state* state = fe->demodulator_priv; 470 struct cx22702_state* state = fe->demodulator_priv;
@@ -472,7 +480,8 @@ struct dvb_frontend* cx22702_attach(const struct cx22702_config* config,
472 480
473 /* allocate memory for the internal state */ 481 /* allocate memory for the internal state */
474 state = kmalloc(sizeof(struct cx22702_state), GFP_KERNEL); 482 state = kmalloc(sizeof(struct cx22702_state), GFP_KERNEL);
475 if (state == NULL) goto error; 483 if (state == NULL)
484 goto error;
476 485
477 /* setup the state */ 486 /* setup the state */
478 state->config = config; 487 state->config = config;
@@ -481,7 +490,8 @@ struct dvb_frontend* cx22702_attach(const struct cx22702_config* config,
481 state->prevUCBlocks = 0; 490 state->prevUCBlocks = 0;
482 491
483 /* check if the demod is there */ 492 /* check if the demod is there */
484 if (cx22702_readreg(state, 0x1f) != 0x3) goto error; 493 if (cx22702_readreg(state, 0x1f) != 0x3)
494 goto error;
485 495
486 /* create dvb_frontend */ 496 /* create dvb_frontend */
487 state->frontend.ops = &state->ops; 497 state->frontend.ops = &state->ops;
@@ -514,6 +524,7 @@ static struct dvb_frontend_ops cx22702_ops = {
514 524
515 .set_frontend = cx22702_set_tps, 525 .set_frontend = cx22702_set_tps,
516 .get_frontend = cx22702_get_frontend, 526 .get_frontend = cx22702_get_frontend,
527 .get_tune_settings = cx22702_get_tune_settings,
517 528
518 .read_status = cx22702_read_status, 529 .read_status = cx22702_read_status,
519 .read_ber = cx22702_read_ber, 530 .read_ber = cx22702_read_ber,