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From: Antti Palosaari <crope@iki.fi>
To: Jose Alberto Reguero <jareguero@telefonica.net>
Cc: linux-media@vger.kernel.org, Michael Krufky <mkrufky@linuxtv.org>
Subject: Re: [PATCH] v3 Add support to Avermedia Twinstar double tuner in af9035
Date: Sun, 23 Sep 2012 19:29:27 +0300	[thread overview]
Message-ID: <505F38E7.2030809@iki.fi> (raw)
In-Reply-To: <5054BEA2.5090601@iki.fi>

Hello Jose,
Could you try to split and resent?

I will get af9035 + fc0012 dual tuner next week and add support for it. 
I wish to use your patch for dual mode, but I as there is that 
unresolved MXL5007t dependency I cannot user it currently.

regards
Antti

On 09/15/2012 08:45 PM, Antti Palosaari wrote:
> Hello
> Could you split that patch to 2?
> 1) mxl5007t changes
> 2) af9035/af9033 dual mode
> 3) af9035/af9033 changes needed for mxl5007t
>
> I cannot say much about tuner changes, but I still wonder are those
> really needed as this device is already supported. Is it broken currently?
> What happens when no_probe = 0 ?
> What happens when no_reset = 0 ?
>
> Soft reset means usually resetting chip state machine. It is something
> like "start operating" command. First program registers then issue soft
> reset in order to restart state machine.
>
> regards
> Antti
>
>
> On 08/30/2012 02:02 AM, Jose Alberto Reguero wrote:
>> This patch add support to the Avermedia Twinstar double tuner in the
>> af9035
>> driver. Version 3 of the patch.
>>
>> Signed-off-by: Jose Alberto Reguero <jareguero@telefonica.net>
>>
>> Jose Alberto
>>
>> diff -upr linux/drivers/media/dvb-frontends/af9033.c
>> linux.new/drivers/media/dvb-frontends/af9033.c
>> --- linux/drivers/media/dvb-frontends/af9033.c    2012-08-14
>> 05:45:22.000000000 +0200
>> +++ linux.new/drivers/media/dvb-frontends/af9033.c    2012-08-29
>> 16:00:52.020523899 +0200
>> @@ -326,6 +326,18 @@ static int af9033_init(struct dvb_fronte
>>               goto err;
>>       }
>>
>> +    if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) {
>> +        ret = af9033_wr_reg_mask(state, 0x00d91c, 0x01, 0x01);
>> +        if (ret < 0)
>> +            goto err;
>> +        ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01);
>> +        if (ret < 0)
>> +            goto err;
>> +        ret = af9033_wr_reg_mask(state, 0x00d916, 0x00, 0x01);
>> +        if (ret < 0)
>> +            goto err;
>> +    }
>> +
>>       state->bandwidth_hz = 0; /* force to program all parameters */
>>
>>       return 0;
>> diff -upr linux/drivers/media/tuners/mxl5007t.c
>> linux.new/drivers/media/tuners/mxl5007t.c
>> --- linux/drivers/media/tuners/mxl5007t.c    2012-08-14
>> 05:45:22.000000000 +0200
>> +++ linux.new/drivers/media/tuners/mxl5007t.c    2012-08-29
>> 13:07:57.299884405 +0200
>> @@ -374,7 +374,6 @@ static struct reg_pair_t *mxl5007t_calc_
>>       mxl5007t_set_if_freq_bits(state, cfg->if_freq_hz, cfg->invert_if);
>>       mxl5007t_set_xtal_freq_bits(state, cfg->xtal_freq_hz);
>>
>> -    set_reg_bits(state->tab_init, 0x04, 0x01, cfg->loop_thru_enable);
>>       set_reg_bits(state->tab_init, 0x03, 0x08, cfg->clk_out_enable <<
>> 3);
>>       set_reg_bits(state->tab_init, 0x03, 0x07, cfg->clk_out_amp);
>>
>> @@ -531,9 +530,11 @@ static int mxl5007t_tuner_init(struct mx
>>       struct reg_pair_t *init_regs;
>>       int ret;
>>
>> -    ret = mxl5007t_soft_reset(state);
>> -    if (mxl_fail(ret))
>> -        goto fail;
>> +    if (!state->config->no_reset) {
>> +        ret = mxl5007t_soft_reset(state);
>> +        if (mxl_fail(ret))
>> +            goto fail;
>> +    }
>>
>>       /* calculate initialization reg array */
>>       init_regs = mxl5007t_calc_init_regs(state, mode);
>> @@ -887,7 +888,11 @@ struct dvb_frontend *mxl5007t_attach(str
>>           if (fe->ops.i2c_gate_ctrl)
>>               fe->ops.i2c_gate_ctrl(fe, 1);
>>
>> -        ret = mxl5007t_get_chip_id(state);
>> +        if (!state->config->no_probe)
>> +            ret = mxl5007t_get_chip_id(state);
>> +
>> +        ret = mxl5007t_write_reg(state, 0x04,
>> +            state->config->loop_thru_enable);
>>
>>           if (fe->ops.i2c_gate_ctrl)
>>               fe->ops.i2c_gate_ctrl(fe, 0);
>> diff -upr linux/drivers/media/tuners/mxl5007t.h
>> linux.new/drivers/media/tuners/mxl5007t.h
>> --- linux/drivers/media/tuners/mxl5007t.h    2012-08-14
>> 05:45:22.000000000 +0200
>> +++ linux.new/drivers/media/tuners/mxl5007t.h    2012-08-25
>> 19:38:19.990920623 +0200
>> @@ -73,8 +73,10 @@ struct mxl5007t_config {
>>       enum mxl5007t_xtal_freq xtal_freq_hz;
>>       enum mxl5007t_if_freq if_freq_hz;
>>       unsigned int invert_if:1;
>> -    unsigned int loop_thru_enable:1;
>> +    unsigned int loop_thru_enable:2;
>>       unsigned int clk_out_enable:1;
>> +    unsigned int no_probe:1;
>> +    unsigned int no_reset:1;
>>   };
>>
>>   #if defined(CONFIG_MEDIA_TUNER_MXL5007T) ||
>> (defined(CONFIG_MEDIA_TUNER_MXL5007T_MODULE) && defined(MODULE))
>> diff -upr linux/drivers/media/usb/dvb-usb-v2/af9035.c
>> linux.new/drivers/media/usb/dvb-usb-v2/af9035.c
>> --- linux/drivers/media/usb/dvb-usb-v2/af9035.c    2012-08-16
>> 05:45:24.000000000 +0200
>> +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c    2012-08-29
>> 19:20:00.862523903 +0200
>> @@ -209,10 +209,14 @@ static int af9035_i2c_master_xfer(struct
>>           if (msg[0].len > 40 || msg[1].len > 40) {
>>               /* TODO: correct limits > 40 */
>>               ret = -EOPNOTSUPP;
>> -        } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
>> +        } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
>> +               (msg[0].addr == state->af9033_config[1].i2c_addr)) {
>>               /* integrated demod */
>>               u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
>>                       msg[0].buf[2];
>> +            if (state->af9033_config[1].i2c_addr &&
>> +               (msg[0].addr == state->af9033_config[1].i2c_addr))
>> +                reg |= 0x100000;
>>               ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
>>                       msg[1].len);
>>           } else {
>> @@ -220,8 +224,9 @@ static int af9035_i2c_master_xfer(struct
>>               u8 buf[5 + msg[0].len];
>>               struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
>>                       buf, msg[1].len, msg[1].buf };
>> +            req.mbox |= ((msg[0].addr & 0x80)  >>  3);
>>               buf[0] = msg[1].len;
>> -            buf[1] = msg[0].addr << 1;
>> +            buf[1] = (u8)(msg[0].addr << 1);
>>               buf[2] = 0x00; /* reg addr len */
>>               buf[3] = 0x00; /* reg addr MSB */
>>               buf[4] = 0x00; /* reg addr LSB */
>> @@ -232,10 +237,14 @@ static int af9035_i2c_master_xfer(struct
>>           if (msg[0].len > 40) {
>>               /* TODO: correct limits > 40 */
>>               ret = -EOPNOTSUPP;
>> -        } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
>> +        } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
>> +               (msg[0].addr == state->af9033_config[1].i2c_addr)) {
>>               /* integrated demod */
>>               u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
>>                       msg[0].buf[2];
>> +            if (state->af9033_config[1].i2c_addr &&
>> +               (msg[0].addr == state->af9033_config[1].i2c_addr))
>> +                reg |= 0x100000;
>>               ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
>>                       msg[0].len - 3);
>>           } else {
>> @@ -243,8 +252,9 @@ static int af9035_i2c_master_xfer(struct
>>               u8 buf[5 + msg[0].len];
>>               struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf,
>>                       0, NULL };
>> +            req.mbox |= ((msg[0].addr & 0x80)  >>  3);
>>               buf[0] = msg[0].len;
>> -            buf[1] = msg[0].addr << 1;
>> +            buf[1] = (u8)(msg[0].addr << 1);
>>               buf[2] = 0x00; /* reg addr len */
>>               buf[3] = 0x00; /* reg addr MSB */
>>               buf[4] = 0x00; /* reg addr LSB */
>> @@ -283,9 +293,30 @@ static int af9035_identify_state(struct
>>       int ret;
>>       u8 wbuf[1] = { 1 };
>>       u8 rbuf[4];
>> +    u8 tmp;
>>       struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
>>               sizeof(rbuf), rbuf };
>>
>> +    /* check if there is dual tuners */
>> +    ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
>> +    if (ret < 0)
>> +        goto err;
>> +
>> +    if (tmp) {
>> +        /* read 2nd demodulator I2C address */
>> +        ret = af9035_rd_reg(d, EEPROM_2WIREADDR, &tmp);
>> +        if (ret < 0)
>> +            goto err;
>> +
>> +        ret = af9035_wr_reg(d, 0x00417f, tmp);
>> +        if (ret < 0)
>> +            goto err;
>> +
>> +        ret = af9035_wr_reg(d, 0x00d81a, 1);
>> +        if (ret < 0)
>> +            goto err;
>> +    }
>> +
>>       ret = af9035_ctrl_msg(d, &req);
>>       if (ret < 0)
>>           goto err;
>> @@ -492,7 +523,14 @@ static int af9035_read_config(struct dvb
>>
>>       state->dual_mode = tmp;
>>       pr_debug("%s: dual mode=%d\n", __func__, state->dual_mode);
>> -
>> +    if (state->dual_mode) {
>> +        /* read 2nd demodulator I2C address */
>> +        ret = af9035_rd_reg(d, EEPROM_2WIREADDR, &tmp);
>> +        if (ret < 0)
>> +            goto err;
>> +        state->af9033_config[1].i2c_addr = tmp;
>> +        pr_debug("%s: 2nd demod I2C addr:%02x\n", __func__, tmp);
>> +    }
>>       for (i = 0; i < state->dual_mode + 1; i++) {
>>           /* tuner */
>>           ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp);
>> @@ -671,6 +709,12 @@ static int af9035_frontend_callback(void
>>       return -EINVAL;
>>   }
>>
>> +static int af9035_get_adapter_count(struct dvb_usb_device *d)
>> +{
>> +    struct state *state = d_to_priv(d);
>> +    return state->dual_mode + 1;
>> +}
>> +
>>   static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
>>   {
>>       struct state *state = adap_to_priv(adap);
>> @@ -726,13 +770,26 @@ static const struct fc0011_config af9035
>>       .i2c_address = 0x60,
>>   };
>>
>> -static struct mxl5007t_config af9035_mxl5007t_config = {
>> -    .xtal_freq_hz = MxL_XTAL_24_MHZ,
>> -    .if_freq_hz = MxL_IF_4_57_MHZ,
>> -    .invert_if = 0,
>> -    .loop_thru_enable = 0,
>> -    .clk_out_enable = 0,
>> -    .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
>> +static struct mxl5007t_config af9035_mxl5007t_config[] = {
>> +    {
>> +        .xtal_freq_hz = MxL_XTAL_24_MHZ,
>> +        .if_freq_hz = MxL_IF_4_57_MHZ,
>> +        .invert_if = 0,
>> +        .loop_thru_enable = 0,
>> +        .clk_out_enable = 0,
>> +        .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
>> +        .no_probe = 1,
>> +        .no_reset = 1,
>> +    }, {
>> +        .xtal_freq_hz = MxL_XTAL_24_MHZ,
>> +        .if_freq_hz = MxL_IF_4_57_MHZ,
>> +        .invert_if = 0,
>> +        .loop_thru_enable = 3,
>> +        .clk_out_enable = 1,
>> +        .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
>> +        .no_probe = 1,
>> +        .no_reset = 1,
>> +    }
>>   };
>>
>>   static struct tda18218_config af9035_tda18218_config = {
>> @@ -795,46 +852,52 @@ static int af9035_tuner_attach(struct dv
>>                   &d->i2c_adap, &af9035_fc0011_config);
>>           break;
>>       case AF9033_TUNER_MXL5007T:
>> -        ret = af9035_wr_reg(d, 0x00d8e0, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8e1, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8df, 0);
>> -        if (ret < 0)
>> -            goto err;
>> +        state->tuner_address[adap->id] = 0x60;
>> +        /* hack, use b[7] to carry used I2C-bus */
>> +        state->tuner_address[adap->id] |= (adap->id << 7);
>> +        if (adap->id == 0) {
>> +            ret = af9035_wr_reg(d, 0x00d8e0, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8e1, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8df, 0);
>> +            if (ret < 0)
>> +                goto err;
>>
>> -        msleep(30);
>> +            msleep(30);
>>
>> -        ret = af9035_wr_reg(d, 0x00d8df, 1);
>> -        if (ret < 0)
>> -            goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8df, 1);
>> +            if (ret < 0)
>> +                goto err;
>>
>> -        msleep(300);
>> +            msleep(300);
>>
>> -        ret = af9035_wr_reg(d, 0x00d8c0, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8c1, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8bf, 0);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8b4, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8b5, 1);
>> -        if (ret < 0)
>> -            goto err;
>> -        ret = af9035_wr_reg(d, 0x00d8b3, 1);
>> -        if (ret < 0)
>> -            goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8c0, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8c1, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8bf, 0);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8b4, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8b5, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +            ret = af9035_wr_reg(d, 0x00d8b3, 1);
>> +            if (ret < 0)
>> +                goto err;
>> +        }
>>
>>           /* attach tuner */
>>           fe = dvb_attach(mxl5007t_attach, adap->fe[0],
>> -                &d->i2c_adap, 0x60, &af9035_mxl5007t_config);
>> +                &d->i2c_adap, state->tuner_address[adap->id],
>> +                &af9035_mxl5007t_config[adap->id]);
>>           break;
>>       case AF9033_TUNER_TDA18218:
>>           /* attach tuner */
>> @@ -879,8 +942,8 @@ static int af9035_init(struct dvb_usb_de
>>           { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
>>           { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
>>           { 0x00dd0d, packet_size, 0xff },
>> -        { 0x80f9a3, 0x00, 0x01 },
>> -        { 0x80f9cd, 0x00, 0x01 },
>> +        { 0x80f9a3, state->dual_mode, 0x01 },
>> +        { 0x80f9cd, state->dual_mode, 0x01 },
>>           { 0x80f99d, 0x00, 0x01 },
>>           { 0x80f9a4, 0x00, 0x01 },
>>       };
>> @@ -1001,7 +1064,7 @@ static const struct dvb_usb_device_prope
>>       .init = af9035_init,
>>       .get_rc_config = af9035_get_rc_config,
>>
>> -    .num_adapters = 1,
>> +    .get_adapter_count = af9035_get_adapter_count,
>>       .adapter = {
>>           {
>>               .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
>> diff -upr linux/drivers/media/usb/dvb-usb-v2/af9035.h
>> linux.new/drivers/media/usb/dvb-usb-v2/af9035.h
>> --- linux/drivers/media/usb/dvb-usb-v2/af9035.h    2012-08-14
>> 05:45:22.000000000 +0200
>> +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h    2012-08-29
>> 12:31:28.630973960 +0200
>> @@ -54,6 +54,8 @@ struct state {
>>       bool dual_mode;
>>
>>       struct af9033_config af9033_config[2];
>> +
>> +    u8 tuner_address[2];
>>   };
>>
>>   u32 clock_lut[] = {
>> @@ -87,6 +89,7 @@ u32 clock_lut_it9135[] = {
>>   /* EEPROM locations */
>>   #define EEPROM_IR_MODE            0x430d
>>   #define EEPROM_DUAL_MODE          0x4326
>> +#define EEPROM_2WIREADDR          0x4327
>>   #define EEPROM_IR_TYPE            0x4329
>>   #define EEPROM_1_IFFREQ_L         0x432d
>>   #define EEPROM_1_IFFREQ_H         0x432e
>>
>>
>
>


-- 
http://palosaari.fi/

  reply	other threads:[~2012-09-23 16:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-29 23:02 [PATCH] v3 Add support to Avermedia Twinstar double tuner in af9035 Jose Alberto Reguero
2012-09-15 17:45 ` Antti Palosaari
2012-09-23 16:29   ` Antti Palosaari [this message]
2012-12-18 21:32     ` Eddi De Pieri
2013-01-01 14:51       ` Antti Palosaari
2013-01-01 15:51         ` Jose Alberto Reguero

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