Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On 03/26/2013 02:53 PM, Jose Alberto Reguero wrote: On Domingo, 24 de marzo de 2013 20:39:15 Jose Alberto Reguero escribió: On Domingo, 17 de marzo de 2013 23:46:06 Antti Palosaari escribió: On 03/17/2013 08:49 PM, Jose Alberto Reguero wrote: On Martes, 12 de marzo de 2013 00:11:38 Antti Palosaari escribió: On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: This patch block the i2c tuner reads for Avermedia Twinstar. If it's needed other pids can be added. Signed-off-by: Jose Alberto Reguero 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct buf[3] = 0x00; /* reg addr MSB */ buf[4] = 0x00; /* reg addr LSB */ memcpy(&buf[5], msg[0].buf, msg[0].len); - ret = af9035_ctrl_msg(d, &req); + if (state->block_read) { + msg[1].buf[0] = 0x3f; + ret = 0; + } else + ret = af9035_ctrl_msg(d, &req); } } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { if (msg[0].len > 40) { @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) state->af9033_config[i].clock = clock_lut[tmp]; + state->block_read = false; + + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && + le16_to_cpu(d->udev->descriptor.idProduct) == + USB_PID_AVERMEDIA_TWINSTAR) { + dev_dbg(&d->udev->dev, + "%s: AverMedia Twinstar: block i2c read from tuner\n", + __func__); + state->block_read = true; + } + return 0; err: 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { struct state { u8 seq; /* packet sequence number */ bool dual_mode; + bool block_read; struct af9033_config af9033_config[2]; }; Could you test if faking tuner ID during attach() is enough? Also, I would like to know what is returned error code from firmware when it fails. Enable debugs to see it. It should print something like that: af9035_ctrl_msg: command=03 failed fw error=2 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index a1e953a..5a4f28d 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap) tuner_addr = 0x60 | 0x80; /* I2C bus hack */ } + // fake used tuner for demod firmware / i2c adapter + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_FC0011); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_FC0011); + /* attach tuner */ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, tuner_addr, &af9035_mxl5007t_config[adap->id]); + + // return correct tuner + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_MXL5007T); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_MXL5007T); + break; case AF9033_TUNER_TDA18218: /* attach tuner */ regards Antti I will try with fake tuner, but I can't test unil next weekend. If I remember, the read operation is performed, and return good value, but after that, all the i2c transfers fail. Seee: http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.ht ml Jose Alberto I tried with fake tuner without success: [ 1346.707405] DVB: registering new adapter (AVerMedia Twinstar (A825)) [ 1346.959043] i2c i2c-1: af9033: firmware
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Domingo, 24 de marzo de 2013 20:39:15 Jose Alberto Reguero escribió: > On Domingo, 17 de marzo de 2013 23:46:06 Antti Palosaari escribió: > > On 03/17/2013 08:49 PM, Jose Alberto Reguero wrote: > > > On Martes, 12 de marzo de 2013 00:11:38 Antti Palosaari escribió: > > >> On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: > > >>> On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: > > On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: > > > On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero > > escribió: > > >> On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > > >>> On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > > This patch block the i2c tuner reads for Avermedia Twinstar. If > > it's > > needed other pids can be added. > > > > Signed-off-by: Jose Alberto Reguero > > > > 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.c2013-01-07 > > 05:45:57.0 +0100 +++ > > linux.new/drivers/media/usb/dvb-usb-v2/af9035.c2013-02-08 > > 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int > > af9035_i2c_master_xfer(struct > > > > buf[3] = 0x00; /* reg addr MSB */ > > buf[4] = 0x00; /* reg addr LSB */ > > memcpy(&buf[5], msg[0].buf, msg[0].len); > > > > - ret = af9035_ctrl_msg(d, &req); > > + if (state->block_read) { > > + msg[1].buf[0] = 0x3f; > > + ret = 0; > > + } else > > + ret = af9035_ctrl_msg(d, &req); > > > > } > > > > } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > > > > if (msg[0].len > 40) { > > > > @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > > > > for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > > > > state->af9033_config[i].clock = clock_lut[tmp]; > > > > + state->block_read = false; > > + > > + if (le16_to_cpu(d->udev->descriptor.idVendor) == > > USB_VID_AVERMEDIA > > && > > + le16_to_cpu(d->udev->descriptor.idProduct) == > > + USB_PID_AVERMEDIA_TWINSTAR) { > > + dev_dbg(&d->udev->dev, > > + "%s: AverMedia Twinstar: block i2c read > > from tuner\n", > > + __func__); > > + state->block_read = true; > > + } > > + > > > > return 0; > > > > err: > > 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.h2013-01-07 > > 05:45:57.0 +0100 +++ > > linux.new/drivers/media/usb/dvb-usb-v2/af9035.h2013-02-08 > > 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { > > > > struct state { > > > > u8 seq; /* packet sequence number */ > > bool dual_mode; > > > > + bool block_read; > > > > struct af9033_config af9033_config[2]; > > > > }; > > >>> > > >>> Could you test if faking tuner ID during attach() is enough? > > >>> > > >>> Also, I would like to know what is returned error code from > > >>> firmware > > >>> when it fails. Enable debugs to see it. It should print something > > >>> like > > >>> that: af9035_ctrl_msg: command=03 failed fw error=2 > > >>> > > >>> > > >>> diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > > >>> b/drivers/media/usb/dvb-usb-v2/af9035.c > > >>> index a1e953a..5a4f28d 100644 > > >>> --- a/drivers/media/usb/dvb-usb-v2/af9035.c > > >>> +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > > >>> @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > > >>> dvb_usb_adapter *adap) > > >>> > > >>> tuner_addr = 0x60 | 0x80; /* I2C bus > > >>> hack > > >>> */ > > >>> > > >>> } > > >>> > > >>> + // fake used tuner for demod firmware / i2c > > >>> adapter > > >
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Domingo, 17 de marzo de 2013 23:46:06 Antti Palosaari escribió: > On 03/17/2013 08:49 PM, Jose Alberto Reguero wrote: > > On Martes, 12 de marzo de 2013 00:11:38 Antti Palosaari escribió: > >> On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: > >>> On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: > On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: > > On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: > >> On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > >>> On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > This patch block the i2c tuner reads for Avermedia Twinstar. If > it's > needed other pids can be added. > > Signed-off-by: Jose Alberto Reguero > > 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 2013-01-07 > 05:45:57.0 +0100 +++ > linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 > 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int > af9035_i2c_master_xfer(struct > > buf[3] = 0x00; /* reg addr MSB */ > buf[4] = 0x00; /* reg addr LSB */ > memcpy(&buf[5], msg[0].buf, msg[0].len); > > -ret = af9035_ctrl_msg(d, &req); > +if (state->block_read) { > +msg[1].buf[0] = 0x3f; > +ret = 0; > +} else > +ret = af9035_ctrl_msg(d, &req); > > } > > } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > > if (msg[0].len > 40) { > > @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > > for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > > state->af9033_config[i].clock = clock_lut[tmp]; > > +state->block_read = false; > + > +if (le16_to_cpu(d->udev->descriptor.idVendor) == > USB_VID_AVERMEDIA > && > +le16_to_cpu(d->udev->descriptor.idProduct) == > +USB_PID_AVERMEDIA_TWINSTAR) { > +dev_dbg(&d->udev->dev, > +"%s: AverMedia Twinstar: block i2c read > from tuner\n", > +__func__); > +state->block_read = true; > +} > + > > return 0; > > err: > 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 2013-01-07 > 05:45:57.0 +0100 +++ > linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 > 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { > > struct state { > > u8 seq; /* packet sequence number */ > bool dual_mode; > > +bool block_read; > > struct af9033_config af9033_config[2]; > > }; > >>> > >>> Could you test if faking tuner ID during attach() is enough? > >>> > >>> Also, I would like to know what is returned error code from firmware > >>> when it fails. Enable debugs to see it. It should print something > >>> like > >>> that: af9035_ctrl_msg: command=03 failed fw error=2 > >>> > >>> > >>> diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > >>> b/drivers/media/usb/dvb-usb-v2/af9035.c > >>> index a1e953a..5a4f28d 100644 > >>> --- a/drivers/media/usb/dvb-usb-v2/af9035.c > >>> +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > >>> @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > >>> dvb_usb_adapter *adap) > >>> > >>> tuner_addr = 0x60 | 0x80; /* I2C bus > >>> hack > >>> */ > >>> > >>> } > >>> > >>> + // fake used tuner for demod firmware / i2c adapter > >>> + if (adap->id == 0) > >>> + ret = af9035_wr_reg(d, 0x00f641, > >>> AF9033_TUNER_FC0011); > >>> + else > >>> + ret = af9035_wr_reg(d, 0x10f641, > >>> AF9033_TUN
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On 03/17/2013 08:49 PM, Jose Alberto Reguero wrote: On Martes, 12 de marzo de 2013 00:11:38 Antti Palosaari escribió: On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: This patch block the i2c tuner reads for Avermedia Twinstar. If it's needed other pids can be added. Signed-off-by: Jose Alberto Reguero 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct buf[3] = 0x00; /* reg addr MSB */ buf[4] = 0x00; /* reg addr LSB */ memcpy(&buf[5], msg[0].buf, msg[0].len); - ret = af9035_ctrl_msg(d, &req); + if (state->block_read) { + msg[1].buf[0] = 0x3f; + ret = 0; + } else + ret = af9035_ctrl_msg(d, &req); } } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { if (msg[0].len > 40) { @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) state->af9033_config[i].clock = clock_lut[tmp]; + state->block_read = false; + + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && + le16_to_cpu(d->udev->descriptor.idProduct) == + USB_PID_AVERMEDIA_TWINSTAR) { + dev_dbg(&d->udev->dev, + "%s: AverMedia Twinstar: block i2c read from tuner\n", + __func__); + state->block_read = true; + } + return 0; err: 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { struct state { u8 seq; /* packet sequence number */ bool dual_mode; + bool block_read; struct af9033_config af9033_config[2]; }; Could you test if faking tuner ID during attach() is enough? Also, I would like to know what is returned error code from firmware when it fails. Enable debugs to see it. It should print something like that: af9035_ctrl_msg: command=03 failed fw error=2 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index a1e953a..5a4f28d 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap) tuner_addr = 0x60 | 0x80; /* I2C bus hack */ } + // fake used tuner for demod firmware / i2c adapter + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_FC0011); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_FC0011); + /* attach tuner */ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, tuner_addr, &af9035_mxl5007t_config[adap->id]); + + // return correct tuner + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_MXL5007T); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_MXL5007T); + break; case AF9033_TUNER_TDA18218: /* attach tuner */ regards Antti I will try with fake tuner, but I can't test unil next weekend. If I remember, the read operation is performed, and return good value, but after that, all the i2c transfers fail. Seee: http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.html Jose Alberto I tried with fake tuner without success: [ 1346.707405] DVB: registering new adapter (AVerMedia Twinstar (A825)) [ 1346.959043] i2c i2c-1: af9033: firmware version: LINK=11.5.9.0 OFDM=5.17.9.1 [ 1346.962920] usb 1-2: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 1347.439354] mxl5007t 1-0060: creating new instance [ 1347.440644] mxl5007t_get_chip_id: unknown rev (3f) [ 13
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Martes, 12 de marzo de 2013 00:11:38 Antti Palosaari escribió: > On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: > > On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: > >> On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: > >>> On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: > On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > > On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > >> This patch block the i2c tuner reads for Avermedia Twinstar. If it's > >> needed other pids can be added. > >> > >> Signed-off-by: Jose Alberto Reguero > >> > >> 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.c2013-01-07 > >> 05:45:57.0 +0100 +++ > >> linux.new/drivers/media/usb/dvb-usb-v2/af9035.c2013-02-08 > >> 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int > >> af9035_i2c_master_xfer(struct > >> > >>buf[3] = 0x00; /* reg addr MSB */ > >>buf[4] = 0x00; /* reg addr LSB */ > >>memcpy(&buf[5], msg[0].buf, msg[0].len); > >> > >> - ret = af9035_ctrl_msg(d, &req); > >> + if (state->block_read) { > >> + msg[1].buf[0] = 0x3f; > >> + ret = 0; > >> + } else > >> + ret = af9035_ctrl_msg(d, &req); > >> > >>} > >> > >>} else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > >> > >>if (msg[0].len > 40) { > >> > >> @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > >> > >>for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > >> > >>state->af9033_config[i].clock = clock_lut[tmp]; > >> > >> + state->block_read = false; > >> + > >> + if (le16_to_cpu(d->udev->descriptor.idVendor) == > >> USB_VID_AVERMEDIA > >> && > >> + le16_to_cpu(d->udev->descriptor.idProduct) == > >> + USB_PID_AVERMEDIA_TWINSTAR) { > >> + dev_dbg(&d->udev->dev, > >> + "%s: AverMedia Twinstar: block i2c read > >> from tuner\n", > >> + __func__); > >> + state->block_read = true; > >> + } > >> + > >> > >>return 0; > >> > >> err: > >> 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.h2013-01-07 > >> 05:45:57.0 +0100 +++ > >> linux.new/drivers/media/usb/dvb-usb-v2/af9035.h2013-02-08 > >> 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { > >> > >> struct state { > >> > >>u8 seq; /* packet sequence number */ > >>bool dual_mode; > >> > >> + bool block_read; > >> > >>struct af9033_config af9033_config[2]; > >> > >> }; > > > > Could you test if faking tuner ID during attach() is enough? > > > > Also, I would like to know what is returned error code from firmware > > when it fails. Enable debugs to see it. It should print something like > > that: af9035_ctrl_msg: command=03 failed fw error=2 > > > > > > diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > > b/drivers/media/usb/dvb-usb-v2/af9035.c > > index a1e953a..5a4f28d 100644 > > --- a/drivers/media/usb/dvb-usb-v2/af9035.c > > +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > > @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > > dvb_usb_adapter *adap) > > > >tuner_addr = 0x60 | 0x80; /* I2C bus hack > >*/ > > > >} > > > > + // fake used tuner for demod firmware / i2c adapter > > + if (adap->id == 0) > > + ret = af9035_wr_reg(d, 0x00f641, > > AF9033_TUNER_FC0011); > > + else > > + ret = af9035_wr_reg(d, 0x10f641, > > AF9033_TUNER_FC0011); > > + > > > >/* attach tuner */ > >fe = dvb_attach(mxl5007t_attach, adap->fe[0], > >&d->i2c_adap, > > > >tuner_addr, > > > > &af9035_mxl5007t_config[adap->id]); > > + > > + // return correct tuner > > + if (adap->id == 0) > > +
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On 03/11/2013 10:02 PM, Jose Alberto Reguero wrote: On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: This patch block the i2c tuner reads for Avermedia Twinstar. If it's needed other pids can be added. Signed-off-by: Jose Alberto Reguero 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct buf[3] = 0x00; /* reg addr MSB */ buf[4] = 0x00; /* reg addr LSB */ memcpy(&buf[5], msg[0].buf, msg[0].len); - ret = af9035_ctrl_msg(d, &req); + if (state->block_read) { + msg[1].buf[0] = 0x3f; + ret = 0; + } else + ret = af9035_ctrl_msg(d, &req); } } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { if (msg[0].len > 40) { @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) state->af9033_config[i].clock = clock_lut[tmp]; + state->block_read = false; + + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && + le16_to_cpu(d->udev->descriptor.idProduct) == + USB_PID_AVERMEDIA_TWINSTAR) { + dev_dbg(&d->udev->dev, + "%s: AverMedia Twinstar: block i2c read from tuner\n", + __func__); + state->block_read = true; + } + return 0; err: 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { struct state { u8 seq; /* packet sequence number */ bool dual_mode; + bool block_read; struct af9033_config af9033_config[2]; }; Could you test if faking tuner ID during attach() is enough? Also, I would like to know what is returned error code from firmware when it fails. Enable debugs to see it. It should print something like that: af9035_ctrl_msg: command=03 failed fw error=2 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index a1e953a..5a4f28d 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap) tuner_addr = 0x60 | 0x80; /* I2C bus hack */ } + // fake used tuner for demod firmware / i2c adapter + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_FC0011); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_FC0011); + /* attach tuner */ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, tuner_addr, &af9035_mxl5007t_config[adap->id]); + + // return correct tuner + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_MXL5007T); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_MXL5007T); + break; case AF9033_TUNER_TDA18218: /* attach tuner */ regards Antti I will try with fake tuner, but I can't test unil next weekend. If I remember, the read operation is performed, and return good value, but after that, all the i2c transfers fail. Seee: http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.html Jose Alberto I tried with fake tuner without success: [ 1346.707405] DVB: registering new adapter (AVerMedia Twinstar (A825)) [ 1346.959043] i2c i2c-1: af9033: firmware version: LINK=11.5.9.0 OFDM=5.17.9.1 [ 1346.962920] usb 1-2: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 1347.439354] mxl5007t 1-0060: creating new instance [ 1347.440644] mxl5007t_get_chip_id: unknown rev (3f) [ 1347.440652] mxl5007t_get_chip_id: MxL5007T detected @ 1-0060 [ 1347.443023] mxl5007t_write_reg: 472: failed! [ 1347.443031] mxl5007t_attach: error -121 on line 9
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Lunes, 11 de marzo de 2013 14:57:37 Antti Palosaari escribió: > On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: > > On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: > >> On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > >>> On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > This patch block the i2c tuner reads for Avermedia Twinstar. If it's > needed other pids can be added. > > Signed-off-by: Jose Alberto Reguero > > 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 2013-01-07 > 05:45:57.0 +0100 +++ > linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 > 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int > af9035_i2c_master_xfer(struct > > buf[3] = 0x00; /* reg addr MSB */ > buf[4] = 0x00; /* reg addr LSB */ > memcpy(&buf[5], msg[0].buf, msg[0].len); > > -ret = af9035_ctrl_msg(d, &req); > +if (state->block_read) { > +msg[1].buf[0] = 0x3f; > +ret = 0; > +} else > +ret = af9035_ctrl_msg(d, &req); > > } > > } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > > if (msg[0].len > 40) { > > @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > > for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > > state->af9033_config[i].clock = clock_lut[tmp]; > > +state->block_read = false; > + > +if (le16_to_cpu(d->udev->descriptor.idVendor) == > USB_VID_AVERMEDIA && > +le16_to_cpu(d->udev->descriptor.idProduct) == > +USB_PID_AVERMEDIA_TWINSTAR) { > +dev_dbg(&d->udev->dev, > +"%s: AverMedia Twinstar: block i2c read > from tuner\n", > +__func__); > +state->block_read = true; > +} > + > > return 0; > > err: > 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 2013-01-07 > 05:45:57.0 +0100 +++ > linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 > 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { > > struct state { > > u8 seq; /* packet sequence number */ > bool dual_mode; > > +bool block_read; > > struct af9033_config af9033_config[2]; > > }; > >>> > >>> Could you test if faking tuner ID during attach() is enough? > >>> > >>> Also, I would like to know what is returned error code from firmware > >>> when it fails. Enable debugs to see it. It should print something like > >>> that: af9035_ctrl_msg: command=03 failed fw error=2 > >>> > >>> > >>> diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > >>> b/drivers/media/usb/dvb-usb-v2/af9035.c > >>> index a1e953a..5a4f28d 100644 > >>> --- a/drivers/media/usb/dvb-usb-v2/af9035.c > >>> +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > >>> @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > >>> dvb_usb_adapter *adap) > >>> > >>> tuner_addr = 0x60 | 0x80; /* I2C bus hack */ > >>> > >>> } > >>> > >>> + // fake used tuner for demod firmware / i2c adapter > >>> + if (adap->id == 0) > >>> + ret = af9035_wr_reg(d, 0x00f641, > >>> AF9033_TUNER_FC0011); > >>> + else > >>> + ret = af9035_wr_reg(d, 0x10f641, > >>> AF9033_TUNER_FC0011); > >>> + > >>> > >>> /* attach tuner */ > >>> fe = dvb_attach(mxl5007t_attach, adap->fe[0], > >>> &d->i2c_adap, > >>> > >>> tuner_addr, > >>> > >>> &af9035_mxl5007t_config[adap->id]); > >>> + > >>> + // return correct tuner > >>> + if (adap->id == 0) > >>> + ret = af9035_wr_reg(d, 0x00f641, > >>> AF9033_TUNER_MXL5007T); > >>> + else > >>> + ret = af9035_wr_reg(d, 0x10f641, > >>> AF9033_TUNER_MXL5007T); > >>> + > >>> > >>> break; > >>> > >>> case AF9033_TUNER_TDA18218: > >>> /* attach tuner */ > >>> > >>> regard
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On 03/11/2013 01:51 PM, Jose Alberto Reguero wrote: On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: This patch block the i2c tuner reads for Avermedia Twinstar. If it's needed other pids can be added. Signed-off-by: Jose Alberto Reguero 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct buf[3] = 0x00; /* reg addr MSB */ buf[4] = 0x00; /* reg addr LSB */ memcpy(&buf[5], msg[0].buf, msg[0].len); - ret = af9035_ctrl_msg(d, &req); + if (state->block_read) { + msg[1].buf[0] = 0x3f; + ret = 0; + } else + ret = af9035_ctrl_msg(d, &req); } } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { if (msg[0].len > 40) { @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) state->af9033_config[i].clock = clock_lut[tmp]; + state->block_read = false; + + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && + le16_to_cpu(d->udev->descriptor.idProduct) == + USB_PID_AVERMEDIA_TWINSTAR) { + dev_dbg(&d->udev->dev, + "%s: AverMedia Twinstar: block i2c read from tuner\n", + __func__); + state->block_read = true; + } + return 0; err: 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { struct state { u8 seq; /* packet sequence number */ bool dual_mode; + bool block_read; struct af9033_config af9033_config[2]; }; Could you test if faking tuner ID during attach() is enough? Also, I would like to know what is returned error code from firmware when it fails. Enable debugs to see it. It should print something like that: af9035_ctrl_msg: command=03 failed fw error=2 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index a1e953a..5a4f28d 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap) tuner_addr = 0x60 | 0x80; /* I2C bus hack */ } + // fake used tuner for demod firmware / i2c adapter + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_FC0011); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_FC0011); + /* attach tuner */ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, tuner_addr, &af9035_mxl5007t_config[adap->id]); + + // return correct tuner + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_MXL5007T); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_MXL5007T); + break; case AF9033_TUNER_TDA18218: /* attach tuner */ regards Antti I will try with fake tuner, but I can't test unil next weekend. If I remember, the read operation is performed, and return good value, but after that, all the i2c transfers fail. Seee: http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.html Jose Alberto I tried with fake tuner without success: [ 1346.707405] DVB: registering new adapter (AVerMedia Twinstar (A825)) [ 1346.959043] i2c i2c-1: af9033: firmware version: LINK=11.5.9.0 OFDM=5.17.9.1 [ 1346.962920] usb 1-2: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 1347.439354] mxl5007t 1-0060: creating new instance [ 1347.440644] mxl5007t_get_chip_id: unknown rev (3f) [ 1347.440652] mxl5007t_get_chip_id: MxL5007T detected @ 1-0060 [ 1347.443023] mxl5007t_write_reg: 472: failed! [ 1347.443031] mxl5007t_attach: error -121 on line 903 [ 1347.443790] usb 1-2: dvb_usb_v2: 'AVerMedia Twinstar (A825)' error while loading driver (-19) [ 1347.446624] usb 1-2: dvb_u
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Lunes, 11 de febrero de 2013 14:48:18 Jose Alberto Reguero escribió: > On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > > On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > > > This patch block the i2c tuner reads for Avermedia Twinstar. If it's > > > needed other pids can be added. > > > > > > Signed-off-by: Jose Alberto Reguero > > > > > > 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 2013-01-07 > > > 05:45:57.0 +0100 +++ > > > linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 > > > 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int > > > af9035_i2c_master_xfer(struct > > > > > > buf[3] = 0x00; /* reg addr MSB */ > > > buf[4] = 0x00; /* reg addr LSB */ > > > memcpy(&buf[5], msg[0].buf, msg[0].len); > > > > > > - ret = af9035_ctrl_msg(d, &req); > > > + if (state->block_read) { > > > + msg[1].buf[0] = 0x3f; > > > + ret = 0; > > > + } else > > > + ret = af9035_ctrl_msg(d, &req); > > > > > > } > > > > > > } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > > > > > > if (msg[0].len > 40) { > > > > > > @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > > > > > > for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > > > > > > state->af9033_config[i].clock = clock_lut[tmp]; > > > > > > + state->block_read = false; > > > + > > > + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && > > > + le16_to_cpu(d->udev->descriptor.idProduct) == > > > + USB_PID_AVERMEDIA_TWINSTAR) { > > > + dev_dbg(&d->udev->dev, > > > + "%s: AverMedia Twinstar: block i2c read from > > > tuner\n", > > > + __func__); > > > + state->block_read = true; > > > + } > > > + > > > > > > return 0; > > > > > > err: > > > 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 2013-01-07 > > > 05:45:57.0 +0100 +++ > > > linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 > > > 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { > > > > > > struct state { > > > > > > u8 seq; /* packet sequence number */ > > > bool dual_mode; > > > > > > + bool block_read; > > > > > > struct af9033_config af9033_config[2]; > > > > > > }; > > > > Could you test if faking tuner ID during attach() is enough? > > > > Also, I would like to know what is returned error code from firmware > > when it fails. Enable debugs to see it. It should print something like > > that: af9035_ctrl_msg: command=03 failed fw error=2 > > > > > > diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > > b/drivers/media/usb/dvb-usb-v2/af9035.c > > index a1e953a..5a4f28d 100644 > > --- a/drivers/media/usb/dvb-usb-v2/af9035.c > > +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > > @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > > dvb_usb_adapter *adap) > > > > tuner_addr = 0x60 | 0x80; /* I2C bus hack */ > > > > } > > > > + // fake used tuner for demod firmware / i2c adapter > > + if (adap->id == 0) > > + ret = af9035_wr_reg(d, 0x00f641, > > AF9033_TUNER_FC0011); > > + else > > + ret = af9035_wr_reg(d, 0x10f641, > > AF9033_TUNER_FC0011); > > + > > > > /* attach tuner */ > > fe = dvb_attach(mxl5007t_attach, adap->fe[0], > > &d->i2c_adap, > > > > tuner_addr, > > > > &af9035_mxl5007t_config[adap->id]); > > + > > + // return correct tuner > > + if (adap->id == 0) > > + ret = af9035_wr_reg(d, 0x00f641, > > AF9033_TUNER_MXL5007T); > > + else > > + ret = af9035_wr_reg(d, 0x10f641, > > AF9033_TUNER_MXL5007T); > > + > > > > break; > > > > case AF9033_TUNER_TDA18218: > > /* attach tuner */ > > > > regards > > Antti > > I will try with fake tuner, but I can't test unil next weekend. > If I remember, the read operation is performed, and return good value, > but after that, all the i2c transfers fail. Seee: > > http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.html > > Jose Alberto > > I tried with fake tuner without success: [ 1346.707405] DVB: registering new adapter (AVerMedia Twinstar (A825)) [
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On Domingo, 10 de febrero de 2013 22:11:53 Antti Palosaari escribió: > On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: > > This patch block the i2c tuner reads for Avermedia Twinstar. If it's > > needed other pids can be added. > > > > Signed-off-by: Jose Alberto Reguero > > > > 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 2013-01-07 > > 05:45:57.0 +0100 > > +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 > > 22:55:08.304089054 +0100 > > @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct > > buf[3] = 0x00; /* reg addr MSB */ > > buf[4] = 0x00; /* reg addr LSB */ > > memcpy(&buf[5], msg[0].buf, msg[0].len); > > - ret = af9035_ctrl_msg(d, &req); > > + if (state->block_read) { > > + msg[1].buf[0] = 0x3f; > > + ret = 0; > > + } else > > + ret = af9035_ctrl_msg(d, &req); > > } > > } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { > > if (msg[0].len > 40) { > > @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb > > for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) > > state->af9033_config[i].clock = clock_lut[tmp]; > > > > + state->block_read = false; > > + > > + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && > > + le16_to_cpu(d->udev->descriptor.idProduct) == > > + USB_PID_AVERMEDIA_TWINSTAR) { > > + dev_dbg(&d->udev->dev, > > + "%s: AverMedia Twinstar: block i2c read from > > tuner\n", > > + __func__); > > + state->block_read = true; > > + } > > + > > return 0; > > > > err: > > 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 2013-01-07 > > 05:45:57.0 +0100 > > +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 > > 22:52:42.293842710 +0100 > > @@ -54,6 +54,7 @@ struct usb_req { > > struct state { > > u8 seq; /* packet sequence number */ > > bool dual_mode; > > + bool block_read; > > struct af9033_config af9033_config[2]; > > }; > > > > > > > > Could you test if faking tuner ID during attach() is enough? > > Also, I would like to know what is returned error code from firmware > when it fails. Enable debugs to see it. It should print something like that: > af9035_ctrl_msg: command=03 failed fw error=2 > > > diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c > b/drivers/media/usb/dvb-usb-v2/af9035.c > index a1e953a..5a4f28d 100644 > --- a/drivers/media/usb/dvb-usb-v2/af9035.c > +++ b/drivers/media/usb/dvb-usb-v2/af9035.c > @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct > dvb_usb_adapter *adap) > tuner_addr = 0x60 | 0x80; /* I2C bus hack */ > } > > + // fake used tuner for demod firmware / i2c adapter > + if (adap->id == 0) > + ret = af9035_wr_reg(d, 0x00f641, > AF9033_TUNER_FC0011); > + else > + ret = af9035_wr_reg(d, 0x10f641, > AF9033_TUNER_FC0011); > + > /* attach tuner */ > fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, > tuner_addr, > &af9035_mxl5007t_config[adap->id]); > + > + // return correct tuner > + if (adap->id == 0) > + ret = af9035_wr_reg(d, 0x00f641, > AF9033_TUNER_MXL5007T); > + else > + ret = af9035_wr_reg(d, 0x10f641, > AF9033_TUNER_MXL5007T); > + > break; > case AF9033_TUNER_TDA18218: > /* attach tuner */ > > regards > Antti > > I will try with fake tuner, but I can't test unil next weekend. If I remember, the read operation is performed, and return good value, but after that, all the i2c transfers fail. Seee: http://www.mail-archive.com/linux-media@vger.kernel.org/msg56346.html Jose Alberto -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] block i2c tuner reads for Avermedia Twinstar in the af9035 driver
On 02/10/2013 09:43 PM, Jose Alberto Reguero wrote: This patch block the i2c tuner reads for Avermedia Twinstar. If it's needed other pids can be added. Signed-off-by: Jose Alberto Reguero 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-02-08 22:55:08.304089054 +0100 @@ -232,7 +232,11 @@ static int af9035_i2c_master_xfer(struct buf[3] = 0x00; /* reg addr MSB */ buf[4] = 0x00; /* reg addr LSB */ memcpy(&buf[5], msg[0].buf, msg[0].len); - ret = af9035_ctrl_msg(d, &req); + if (state->block_read) { + msg[1].buf[0] = 0x3f; + ret = 0; + } else + ret = af9035_ctrl_msg(d, &req); } } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { if (msg[0].len > 40) { @@ -638,6 +642,17 @@ static int af9035_read_config(struct dvb for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) state->af9033_config[i].clock = clock_lut[tmp]; + state->block_read = false; + + if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA && + le16_to_cpu(d->udev->descriptor.idProduct) == + USB_PID_AVERMEDIA_TWINSTAR) { + dev_dbg(&d->udev->dev, + "%s: AverMedia Twinstar: block i2c read from tuner\n", + __func__); + state->block_read = true; + } + return 0; err: 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 2013-01-07 05:45:57.0 +0100 +++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.h 2013-02-08 22:52:42.293842710 +0100 @@ -54,6 +54,7 @@ struct usb_req { struct state { u8 seq; /* packet sequence number */ bool dual_mode; + bool block_read; struct af9033_config af9033_config[2]; }; Could you test if faking tuner ID during attach() is enough? Also, I would like to know what is returned error code from firmware when it fails. Enable debugs to see it. It should print something like that: af9035_ctrl_msg: command=03 failed fw error=2 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index a1e953a..5a4f28d 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -1082,9 +1082,22 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap) tuner_addr = 0x60 | 0x80; /* I2C bus hack */ } + // fake used tuner for demod firmware / i2c adapter + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_FC0011); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_FC0011); + /* attach tuner */ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap, tuner_addr, &af9035_mxl5007t_config[adap->id]); + + // return correct tuner + if (adap->id == 0) + ret = af9035_wr_reg(d, 0x00f641, AF9033_TUNER_MXL5007T); + else + ret = af9035_wr_reg(d, 0x10f641, AF9033_TUNER_MXL5007T); + break; case AF9033_TUNER_TDA18218: /* attach tuner */ regards Antti -- http://palosaari.fi/ -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html