aboutsummaryrefslogtreecommitdiff
path: root/drivers/media/video/tuner-simple.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
-rw-r--r--drivers/media/video/tuner-simple.c112
1 files changed, 74 insertions, 38 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c
index 48c6ceff1dc..de0c93aeb75 100644
--- a/drivers/media/video/tuner-simple.c
+++ b/drivers/media/video/tuner-simple.c
@@ -1,5 +1,5 @@
/*
- * $Id: tuner-simple.c,v 1.10 2005/03/08 08:38:00 kraxel Exp $
+ * $Id: tuner-simple.c,v 1.43 2005/07/28 18:41:21 mchehab 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
/* ---------------------------------------------------------------------- */
@@ -207,12 +228,31 @@ static struct tunertype tuners[] = {
{ "LG PAL (TAPE series)", LGINNOTEK, PAL,
16*170.00, 16*450.00, 0x01,0x02,0x08,0xce,623},
- { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL,
- 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 },
+ { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL,
+ 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 },
+ { "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},
+ { "Tena TNF9533-D/IF/TNF9533-B/DF", Philips, PAL,
+ 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623},
+ { "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 },
+
+ { "LG TDVS-H062F/TUA6034", LGINNOTEK, NTSC,
+ 16*160.00,16*455.00,0x01,0x02,0x04,0x8e,732},
+
+ { "Ymec TVF66T5-B/DFF", Philips, PAL,
+ 16*160.25,16*464.25,0x01,0x02,0x08,0x8e,623},
};
+
unsigned const int tuner_count = ARRAY_SIZE(tuners);
/* ---------------------------------------------------------------------- */
@@ -223,43 +263,35 @@ static int tuner_getstatus(struct i2c_client *c)
if (1 != i2c_master_recv(c,&byte,1))
return 0;
+
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_SIGNAL 0x07 /* radio mode */
-
static int tuner_signal(struct i2c_client *c)
{
- return (tuner_getstatus(c) & TUNER_SIGNAL)<<13;
+ return (tuner_getstatus(c) & TUNER_SIGNAL) << 13;
}
static int tuner_stereo(struct i2c_client *c)
{
- return (tuner_getstatus (c) & TUNER_STEREO);
-}
+ int stereo, status;
+ struct tuner *t = i2c_get_clientdata(c);
-#if 0 /* unused */
-static int tuner_islocked (struct i2c_client *c)
-{
- return (tuner_getstatus (c) & TUNER_FL);
-}
+ status = tuner_getstatus (c);
-static int tuner_afcstatus (struct i2c_client *c)
-{
- return (tuner_getstatus (c) & TUNER_AFC) - 2;
-}
+ switch (t->type) {
+ case TUNER_PHILIPS_FM1216ME_MK3:
+ case TUNER_PHILIPS_FM1236_MK3:
+ case TUNER_PHILIPS_FM1256_IH3:
+ stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
+ break;
+ default:
+ stereo = status & TUNER_STEREO;
+ }
-static int tuner_mode (struct i2c_client *c)
-{
- return (tuner_getstatus (c) & TUNER_MODE) >> 3;
+ return stereo;
}
-#endif
+
/* ---------------------------------------------------------------------- */
@@ -342,7 +374,7 @@ 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;
}
@@ -391,14 +423,13 @@ 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;
@@ -419,18 +450,22 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
unsigned div;
int rc;
- tun=&tuners[t->type];
- div = freq + (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:
+ 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)/16 + 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:
@@ -462,6 +497,7 @@ int default_tuner_init(struct i2c_client *c)
t->radio_freq = default_set_radio_freq;
t->has_signal = tuner_signal;
t->is_stereo = tuner_stereo;
+
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 19:45:29 +0000