diff options
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
| -rw-r--r-- | drivers/media/video/tuner-simple.c | 85 |
1 files changed, 36 insertions, 49 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index c39ed6226ee..a3f8e83f531 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -1,5 +1,5 @@ /* - * $Id: tuner-simple.c,v 1.31 2005/06/21 16:02:25 mkrufky Exp $ + * $Id: tuner-simple.c,v 1.39 2005/07/07 01:49:30 mkrufky Exp $ * * i2c tv tuner chip device driver * controls all those simple 4-control-bytes style tuners. @@ -54,6 +54,27 @@ #define PHILIPS_MF_SET_PAL_L 0x03 // France #define PHILIPS_MF_SET_PAL_L2 0x02 // L' +/* Control byte */ + +#define TUNER_RATIO_MASK 0x06 /* Bit cb1:cb2 */ +#define TUNER_RATIO_SELECT_50 0x00 +#define TUNER_RATIO_SELECT_32 0x02 +#define TUNER_RATIO_SELECT_166 0x04 +#define TUNER_RATIO_SELECT_62 0x06 + +#define TUNER_CHARGE_PUMP 0x40 /* Bit cb6 */ + +/* Status byte */ + +#define TUNER_POR 0x80 +#define TUNER_FL 0x40 +#define TUNER_MODE 0x38 +#define TUNER_AFC 0x07 +#define TUNER_SIGNAL 0x07 +#define TUNER_STEREO 0x10 + +#define TUNER_PLL_LOCKED 0x40 +#define TUNER_STEREO_MK3 0x04 /* ---------------------------------------------------------------------- */ @@ -211,21 +232,17 @@ static struct tunertype tuners[] = { 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 }, { "Philips FQ1236A MK4", Philips, NTSC, 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 }, - - /* Should work for TVF8531MF, TVF8831MF, TVF8731MF */ - { "Ymec TVision TVF-8531MF", Philips, NTSC, + { "Ymec TVision TVF-8531MF/8831MF/8731MF", Philips, NTSC, 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732}, { "Ymec TVision TVF-5533MF", Philips, NTSC, 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732}, + { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON, ATSC, 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, - /* Should work for TNF9533-D/IF, TNF9533-B/DF */ - { "Tena TNF9533-D/IF", Philips, PAL, + { "Tena TNF9533-D/IF/TNF9533-B/DF", Philips, PAL, 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623}, - - /* This entry is for TEA5767 FM radio only chip used on several boards w/TV tuner */ - { TEA5767_TUNER_NAME, Philips, RADIO, - -1, -1, 0, 0, 0, TEA5767_LOW_LO_32768,0}, + { "Philips TEA5767HN FM Radio", Philips, RADIO, + /* see tea5767.c for details */}, { "Philips FMD1216ME MK3 Hybrid Tuner", Philips, PAL, 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 }, }; @@ -244,15 +261,6 @@ static int tuner_getstatus(struct i2c_client *c) return byte; } -#define TUNER_POR 0x80 -#define TUNER_FL 0x40 -#define TUNER_MODE 0x38 -#define TUNER_AFC 0x07 - -#define TUNER_STEREO 0x10 /* radio mode */ -#define TUNER_STEREO_MK3 0x04 /* radio mode */ -#define TUNER_SIGNAL 0x07 /* radio mode */ - static int tuner_signal(struct i2c_client *c) { return (tuner_getstatus(c) & TUNER_SIGNAL) << 13; @@ -278,22 +286,6 @@ static int tuner_stereo(struct i2c_client *c) return stereo; } -#if 0 /* unused */ -static int tuner_islocked (struct i2c_client *c) -{ - return (tuner_getstatus (c) & TUNER_FL); -} - -static int tuner_afcstatus (struct i2c_client *c) -{ - return (tuner_getstatus (c) & TUNER_AFC) - 2; -} - -static int tuner_mode (struct i2c_client *c) -{ - return (tuner_getstatus (c) & TUNER_MODE) >> 3; -} -#endif /* ---------------------------------------------------------------------- */ @@ -376,7 +368,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) case TUNER_MICROTUNE_4042FI5: /* Set the charge pump for fast tuning */ - tun->config |= 0x40; + tun->config |= TUNER_CHARGE_PUMP; break; } @@ -425,14 +417,13 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc); break; } - /* bit 6 is PLL locked indicator */ - if (status_byte & 0x40) + if (status_byte & TUNER_PLL_LOCKED) break; udelay(10); } /* Set the charge pump for optimized phase noise figure */ - tun->config &= ~0x40; + tun->config &= ~TUNER_CHARGE_PUMP; buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; buffer[2] = tun->config; @@ -453,26 +444,22 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) unsigned div; int rc; - tun=&tuners[t->type]; - div = (freq / 1000) + (int)(16*10.7); - buffer[2] = tun->config; + tun = &tuners[t->type]; + div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ + buffer[2] = (tun->config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ switch (t->type) { case TUNER_TENA_9533_DI: case TUNER_YMEC_TVF_5533MF: - /*These values are empirically determinated */ - div = (freq * 122) / 16000 - 20; - buffer[2] = 0x88; /* could be also 0x80 */ - buffer[3] = 0x19; /* could be also 0x10, 0x18, 0x99 */ - break; + tuner_dbg ("This tuner doesn't have FM. Most cards has a TEA5767 for FM\n"); + return; case TUNER_PHILIPS_FM1216ME_MK3: case TUNER_PHILIPS_FM1236_MK3: case TUNER_PHILIPS_FMD1216ME_MK3: buffer[3] = 0x19; break; case TUNER_PHILIPS_FM1256_IH3: - div = (20 * freq) / 16000 + 333 * 2; - buffer[2] = 0x80; + div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ buffer[3] = 0x19; break; case TUNER_LG_PAL_FM: |