Em 01-09-2010 09:35, Josef Pavlik escreveu:
> Fixed problem with DiSEqC communication. The message was wrongly modulated,
> so the DiSEqC switch was not work.
>
> This patch fixes DiSEqC messages, simple tone burst and tone on/off.
> I verified it with osciloscope against the DiSEqC documentation.
>
> Interface: PCI DVB-S TV tuner TeVii S420
> Kernel: 2.6.32-24-generic (UBUNTU 10.4)
>
> Signed-off-by: Josef Pavlik <josef@xxxxxxxxx>
Patch doesn't apply against the latest version, at my -git tree.
Not sure if the bugs you're pointing were already fixed.
Cheers,
Mauro.
>
>
>
>
> diff --git a/drivers/media/dvb/frontends/stv0288.c b/drivers/media/dvb/frontends/stv0288.c
> index 2930a5d..6a32535 100644
> --- a/drivers/media/dvb/frontends/stv0288.c
> +++ b/drivers/media/dvb/frontends/stv0288.c
> @@ -6,6 +6,8 @@
> Copyright (C) 2008 Igor M. Liplianin <liplianin@xxxxx>
> Removed stb6000 specific tuner code and revised some
> procedures.
> + 2010-09-01 Josef Pavlik <josef@xxxxxxxxx>
> + Fixed diseqc_msg, diseqc_burst and set_tone problems
>
> This program is free software; you can redistribute it and/or modify
> it under the terms of the GNU General Public License as published by
> @@ -156,14 +158,13 @@ static int stv0288_send_diseqc_msg(struct dvb_frontend *fe,
>
> stv0288_writeregI(state, 0x09, 0);
> msleep(30);
> - stv0288_writeregI(state, 0x05, 0x16);
> + stv0288_writeregI(state, 0x05, 0x12); /* modulated mode, single shot */
>
> for (i = 0; i < m->msg_len; i++) {
> if (stv0288_writeregI(state, 0x06, m->msg[i]))
> return -EREMOTEIO;
> - msleep(12);
> }
> -
> + msleep(m->msg_len*12);
> return 0;
> }
>
> @@ -174,13 +175,14 @@ static int stv0288_send_diseqc_burst(struct dvb_frontend *fe,
>
> dprintk("%s\n", __func__);
>
> - if (stv0288_writeregI(state, 0x05, 0x16))/* burst mode */
> + if (stv0288_writeregI(state, 0x05, 0x03)) /* "simple tone burst" mode, single shot */
> return -EREMOTEIO;
>
> if (stv0288_writeregI(state, 0x06, burst == SEC_MINI_A ? 0x00 : 0xff))
> return -EREMOTEIO;
>
> - if (stv0288_writeregI(state, 0x06, 0x12))
> + msleep(15);
> + if (stv0288_writeregI(state, 0x05, 0x12))
> return -EREMOTEIO;
>
> return 0;
> @@ -192,18 +194,19 @@ static int stv0288_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
>
> switch (tone) {
> case SEC_TONE_ON:
> - if (stv0288_writeregI(state, 0x05, 0x10))/* burst mode */
> + if (stv0288_writeregI(state, 0x05, 0x10))/* burst mode, continuous carrier */
> return -EREMOTEIO;
> - return stv0288_writeregI(state, 0x06, 0xff);
> + break;
>
> case SEC_TONE_OFF:
> - if (stv0288_writeregI(state, 0x05, 0x13))/* burst mode */
> + if (stv0288_writeregI(state, 0x05, 0x12))/* burst mode off*/
> return -EREMOTEIO;
> - return stv0288_writeregI(state, 0x06, 0x00);
> + break;
>
> default:
> return -EINVAL;
> }
> + return 0;
> }
>
> static u8 stv0288_inittab[] = {
> --
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