diff options
author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
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committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
commit | d04cdb64212eb5ae6a98026a97dda626e40e8e9a (patch) | |
tree | b6a7dbb21ccfceb915844e9a330b3d3dfcaf3c5b /drivers/media/video/tuner-simple.c | |
parent | 2f8600dff2b140096a7df781884e918a16aa90e0 (diff) | |
parent | ec1248e70edc5cf7b485efcc7b41e44e10f422e5 (diff) |
Merge ../linux-2.6
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
-rw-r--r-- | drivers/media/video/tuner-simple.c | 166 |
1 files changed, 92 insertions, 74 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 37977ff4978..5d7abed7167 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -79,17 +79,6 @@ MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner"); #define TUNER_PLL_LOCKED 0x40 #define TUNER_STEREO_MK3 0x04 -#define TUNER_PARAM_ANALOG 0 /* to be removed */ -/* FIXME: - * Right now, all tuners are using the first tuner_params[] array element - * for analog mode. In the future, we will be merging similar tuner - * definitions together, such that each tuner definition will have a - * tuner_params struct for each available video standard. At that point, - * TUNER_PARAM_ANALOG will be removed, and the tuner_params[] array - * element will be chosen based on the video standard in use. - * - */ - /* ---------------------------------------------------------------------- */ static int tuner_getstatus(struct i2c_client *c) @@ -133,14 +122,53 @@ static int tuner_stereo(struct i2c_client *c) static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) { struct tuner *t = i2c_get_clientdata(c); - u8 config, tuneraddr; + u8 config, cb, tuneraddr; u16 div; struct tunertype *tun; u8 buffer[4]; int rc, IFPCoff, i, j; + enum param_type desired_type; tun = &tuners[t->type]; - j = TUNER_PARAM_ANALOG; + + /* IFPCoff = Video Intermediate Frequency - Vif: + 940 =16*58.75 NTSC/J (Japan) + 732 =16*45.75 M/N STD + 704 =16*44 ATSC (at DVB code) + 632 =16*39.50 I U.K. + 622.4=16*38.90 B/G D/K I, L STD + 592 =16*37.00 D China + 590 =16.36.875 B Australia + 543.2=16*33.95 L' STD + 171.2=16*10.70 FM Radio (at set_radio_freq) + */ + + if (t->std == V4L2_STD_NTSC_M_JP) { + IFPCoff = 940; + desired_type = TUNER_PARAM_TYPE_NTSC; + } else if ((t->std & V4L2_STD_MN) && + !(t->std & ~V4L2_STD_MN)) { + IFPCoff = 732; + desired_type = TUNER_PARAM_TYPE_NTSC; + } else if (t->std == V4L2_STD_SECAM_LC) { + IFPCoff = 543; + desired_type = TUNER_PARAM_TYPE_SECAM; + } else { + IFPCoff = 623; + desired_type = TUNER_PARAM_TYPE_PAL; + } + + for (j = 0; j < tun->count-1; j++) { + if (desired_type != tun->params[j].type) + continue; + break; + } + /* use default tuner_params if desired_type not available */ + if (desired_type != tun->params[j].type) { + tuner_dbg("IFPCoff = %d: tuner_params undefined for tuner %d\n", + IFPCoff,t->type); + j = 0; + } for (i = 0; i < tun->params[j].count; i++) { if (freq > tun->params[j].ranges[i].limit) @@ -152,11 +180,20 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) freq, tun->params[j].ranges[i - 1].limit); freq = tun->params[j].ranges[--i].limit; } - config = tun->params[j].ranges[i].cb; - /* i == 0 -> VHF_LO */ - /* i == 1 -> VHF_HI */ - /* i == 2 -> UHF */ - tuner_dbg("tv: range %d\n",i); + config = tun->params[j].ranges[i].config; + cb = tun->params[j].ranges[i].cb; + /* i == 0 -> VHF_LO + * i == 1 -> VHF_HI + * i == 2 -> UHF */ + tuner_dbg("tv: param %d, range %d\n",j,i); + + div=freq + IFPCoff + offset; + + tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n", + freq / 16, freq % 16 * 100 / 16, + IFPCoff / 16, IFPCoff % 16 * 100 / 16, + offset / 16, offset % 16 * 100 / 16, + div); /* tv norm specific stuff for multi-norm tuners */ switch (t->type) { @@ -164,40 +201,40 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) /* 0x01 -> ??? no change ??? */ /* 0x02 -> PAL BDGHI / SECAM L */ /* 0x04 -> ??? PAL others / SECAM others ??? */ - config &= ~0x02; + cb &= ~0x02; if (t->std & V4L2_STD_SECAM) - config |= 0x02; + cb |= 0x02; break; case TUNER_TEMIC_4046FM5: - config &= ~0x0f; + cb &= ~0x0f; if (t->std & V4L2_STD_PAL_BG) { - config |= TEMIC_SET_PAL_BG; + cb |= TEMIC_SET_PAL_BG; } else if (t->std & V4L2_STD_PAL_I) { - config |= TEMIC_SET_PAL_I; + cb |= TEMIC_SET_PAL_I; } else if (t->std & V4L2_STD_PAL_DK) { - config |= TEMIC_SET_PAL_DK; + cb |= TEMIC_SET_PAL_DK; } else if (t->std & V4L2_STD_SECAM_L) { - config |= TEMIC_SET_PAL_L; + cb |= TEMIC_SET_PAL_L; } break; case TUNER_PHILIPS_FQ1216ME: - config &= ~0x0f; + cb &= ~0x0f; if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) { - config |= PHILIPS_SET_PAL_BGDK; + cb |= PHILIPS_SET_PAL_BGDK; } else if (t->std & V4L2_STD_PAL_I) { - config |= PHILIPS_SET_PAL_I; + cb |= PHILIPS_SET_PAL_I; } else if (t->std & V4L2_STD_SECAM_L) { - config |= PHILIPS_SET_PAL_L; + cb |= PHILIPS_SET_PAL_L; } break; @@ -207,15 +244,15 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) /* 0x01 -> ATSC antenna input 2 */ /* 0x02 -> NTSC antenna input 1 */ /* 0x03 -> NTSC antenna input 2 */ - config &= ~0x03; + cb &= ~0x03; if (!(t->std & V4L2_STD_ATSC)) - config |= 2; + cb |= 2; /* FIXME: input */ break; case TUNER_MICROTUNE_4042FI5: /* Set the charge pump for fast tuning */ - tun->params[j].config |= TUNER_CHARGE_PUMP; + config |= TUNER_CHARGE_PUMP; break; case TUNER_PHILIPS_TUV1236D: @@ -227,9 +264,9 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) buffer[1] = 0x00; buffer[2] = 0x17; buffer[3] = 0x00; - config &= ~0x40; + cb &= ~0x40; if (t->std & V4L2_STD_ATSC) { - config |= 0x40; + cb |= 0x40; buffer[1] = 0x04; } /* set to the correct mode (analog or digital) */ @@ -244,47 +281,16 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) break; } - /* IFPCoff = Video Intermediate Frequency - Vif: - 940 =16*58.75 NTSC/J (Japan) - 732 =16*45.75 M/N STD - 704 =16*44 ATSC (at DVB code) - 632 =16*39.50 I U.K. - 622.4=16*38.90 B/G D/K I, L STD - 592 =16*37.00 D China - 590 =16.36.875 B Australia - 543.2=16*33.95 L' STD - 171.2=16*10.70 FM Radio (at set_radio_freq) - */ - - if (t->std == V4L2_STD_NTSC_M_JP) { - IFPCoff = 940; - } else if ((t->std & V4L2_STD_MN) && - !(t->std & ~V4L2_STD_MN)) { - IFPCoff = 732; - } else if (t->std == V4L2_STD_SECAM_LC) { - IFPCoff = 543; - } else { - IFPCoff = 623; - } - - div=freq + IFPCoff + offset; - - tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n", - freq / 16, freq % 16 * 100 / 16, - IFPCoff / 16, IFPCoff % 16 * 100 / 16, - offset / 16, offset % 16 * 100 / 16, - div); - if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) { - buffer[0] = tun->params[j].config; - buffer[1] = config; + buffer[0] = config; + buffer[1] = cb; buffer[2] = (div>>8) & 0x7f; buffer[3] = div & 0xff; } else { buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; - buffer[2] = tun->params[j].config; - buffer[3] = config; + buffer[2] = config; + buffer[3] = cb; } t->last_div = div; tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", @@ -312,11 +318,11 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) } /* Set the charge pump for optimized phase noise figure */ - tun->params[j].config &= ~TUNER_CHARGE_PUMP; + config &= ~TUNER_CHARGE_PUMP; buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; - buffer[2] = tun->params[j].config; - buffer[3] = config; + buffer[2] = config; + buffer[3] = cb; tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", buffer[0],buffer[1],buffer[2],buffer[3]); @@ -332,12 +338,21 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) u8 buffer[4]; u16 div; int rc, j; + enum param_type desired_type = TUNER_PARAM_TYPE_RADIO; tun = &tuners[t->type]; - j = TUNER_PARAM_ANALOG; + + for (j = 0; j < tun->count-1; j++) { + if (desired_type != tun->params[j].type) + continue; + break; + } + /* use default tuner_params if desired_type not available */ + if (desired_type != tun->params[j].type) + j = 0; div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ - buffer[2] = (tun->params[j].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ + buffer[2] = (tun->params[j].ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ switch (t->type) { case TUNER_TENA_9533_DI: @@ -349,6 +364,9 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) case TUNER_PHILIPS_FMD1216ME_MK3: buffer[3] = 0x19; break; + case TUNER_TNF_5335MF: + buffer[3] = 0x11; + break; case TUNER_PHILIPS_FM1256_IH3: div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ buffer[3] = 0x19; |