From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764578AbYDQBUr (ORCPT ); Wed, 16 Apr 2008 21:20:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757838AbYDQBIZ (ORCPT ); Wed, 16 Apr 2008 21:08:25 -0400 Received: from sous-sol.org ([216.99.217.87]:58923 "EHLO sous-sol.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755130AbYDQBIX (ORCPT ); Wed, 16 Apr 2008 21:08:23 -0400 Message-Id: <20080417010354.176575927@sous-sol.org> References: <20080417010122.148289106@sous-sol.org> User-Agent: quilt/0.46-1 Date: Wed, 16 Apr 2008 18:02:12 -0700 From: Chris Wright To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: Justin Forbes , Zwane Mwaikambo , "Theodore Ts'o" , Randy Dunlap , Dave Jones , Chuck Wolber , Chris Wedgwood , Michael Krufky , Chuck Ebbert , Domenico Andreoli , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, hartmut.hackmann@t-online.de, o.endriss@gmx.de, hermann-pitton@arcor.de, v4l-dvb-maintainer@linuxtv.org, mchehab@infradead.org, oendriss@gmx.de Subject: DVB: tda10086: make the 22kHz tone for DISEQC a config option Content-Disposition: inline; filename=dvb-tda10086-make-the-22khz-tone-for-diseqc-a-config-option.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org -stable review patch. If anyone has any objections, please let us know. --------------------- From: Hartmut Hackmann (backported from commit ea75baf4b0f117564bd50827a49c4b14d61d24e9) Some cards need the diseqc signal modulated, while some just need the envelope to control the LNB supply. This fixes Bug 9887 Signed-off-by: Hartmut Hackmann Acked-by: Oliver Endriss Signed-off-by: Mauro Carvalho Chehab Cc: Hermann Pitton Signed-off-by: Michael Krufky Signed-off-by: Chris Wright --- drivers/media/dvb/dvb-usb/ttusb2.c | 1 + drivers/media/dvb/frontends/tda10086.c | 28 ++++++++++++++++++++++------ drivers/media/dvb/frontends/tda10086.h | 3 +++ drivers/media/dvb/ttpci/budget.c | 1 + drivers/media/video/saa7134/saa7134-dvb.c | 1 + 5 files changed, 28 insertions(+), 6 deletions(-) --- a/drivers/media/dvb/dvb-usb/ttusb2.c +++ b/drivers/media/dvb/dvb-usb/ttusb2.c @@ -144,6 +144,7 @@ static int ttusb2_power_ctrl(struct dvb_ static struct tda10086_config tda10086_config = { .demod_address = 0x0e, .invert = 0, + .diseqc_tone = 1, }; static int ttusb2_frontend_attach(struct dvb_usb_adapter *adap) --- a/drivers/media/dvb/frontends/tda10086.c +++ b/drivers/media/dvb/frontends/tda10086.c @@ -106,9 +106,12 @@ static int tda10086_write_mask(struct td static int tda10086_init(struct dvb_frontend* fe) { struct tda10086_state* state = fe->demodulator_priv; + u8 t22k_off = 0x80; dprintk ("%s\n", __FUNCTION__); + if (state->config->diseqc_tone) + t22k_off = 0; // reset tda10086_write_byte(state, 0x00, 0x00); msleep(10); @@ -158,7 +161,7 @@ static int tda10086_init(struct dvb_fron tda10086_write_byte(state, 0x3d, 0x80); // setup SEC - tda10086_write_byte(state, 0x36, 0x80); // all SEC off, no 22k tone + tda10086_write_byte(state, 0x36, t22k_off); // all SEC off, 22k tone tda10086_write_byte(state, 0x34, (((1<<19) * (22000/1000)) / (SACLK/1000))); // } tone frequency tda10086_write_byte(state, 0x35, (((1<<19) * (22000/1000)) / (SACLK/1000)) >> 8); // } @@ -180,16 +183,20 @@ static void tda10086_diseqc_wait(struct static int tda10086_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone) { struct tda10086_state* state = fe->demodulator_priv; + u8 t22k_off = 0x80; dprintk ("%s\n", __FUNCTION__); + if (state->config->diseqc_tone) + t22k_off = 0; + switch (tone) { case SEC_TONE_OFF: - tda10086_write_byte(state, 0x36, 0x80); + tda10086_write_byte(state, 0x36, t22k_off); break; case SEC_TONE_ON: - tda10086_write_byte(state, 0x36, 0x81); + tda10086_write_byte(state, 0x36, 0x01 + t22k_off); break; } @@ -202,9 +209,13 @@ static int tda10086_send_master_cmd (str struct tda10086_state* state = fe->demodulator_priv; int i; u8 oldval; + u8 t22k_off = 0x80; dprintk ("%s\n", __FUNCTION__); + if (state->config->diseqc_tone) + t22k_off = 0; + if (cmd->msg_len > 6) return -EINVAL; oldval = tda10086_read_byte(state, 0x36); @@ -212,7 +223,8 @@ static int tda10086_send_master_cmd (str for(i=0; i< cmd->msg_len; i++) { tda10086_write_byte(state, 0x48+i, cmd->msg[i]); } - tda10086_write_byte(state, 0x36, 0x88 | ((cmd->msg_len - 1) << 4)); + tda10086_write_byte(state, 0x36, (0x08 + t22k_off) + | ((cmd->msg_len - 1) << 4)); tda10086_diseqc_wait(state); @@ -225,16 +237,20 @@ static int tda10086_send_burst (struct d { struct tda10086_state* state = fe->demodulator_priv; u8 oldval = tda10086_read_byte(state, 0x36); + u8 t22k_off = 0x80; dprintk ("%s\n", __FUNCTION__); + if (state->config->diseqc_tone) + t22k_off = 0; + switch(minicmd) { case SEC_MINI_A: - tda10086_write_byte(state, 0x36, 0x84); + tda10086_write_byte(state, 0x36, 0x04 + t22k_off); break; case SEC_MINI_B: - tda10086_write_byte(state, 0x36, 0x86); + tda10086_write_byte(state, 0x36, 0x06 + t22k_off); break; } --- a/drivers/media/dvb/frontends/tda10086.h +++ b/drivers/media/dvb/frontends/tda10086.h @@ -33,6 +33,9 @@ struct tda10086_config /* does the "inversion" need inverted? */ u8 invert; + + /* do we need the diseqc signal with carrier? */ + u8 diseqc_tone; }; #if defined(CONFIG_DVB_TDA10086) || (defined(CONFIG_DVB_TDA10086_MODULE) && defined(MODULE)) --- a/drivers/media/dvb/ttpci/budget.c +++ b/drivers/media/dvb/ttpci/budget.c @@ -351,6 +351,7 @@ static struct s5h1420_config s5h1420_con static struct tda10086_config tda10086_config = { .demod_address = 0x0e, .invert = 0, + .diseqc_tone = 1, }; static u8 read_pwm(struct budget* budget) --- a/drivers/media/video/saa7134/saa7134-dvb.c +++ b/drivers/media/video/saa7134/saa7134-dvb.c @@ -826,6 +826,7 @@ static struct tda1004x_config ads_tech_d static struct tda10086_config flydvbs = { .demod_address = 0x0e, .invert = 0, + .diseqc_tone = 0, }; /* ================================================================== --