On Viernes, 11 de enero de 2013 20:38:01 Antti Palosaari escribió:
> Hello Jose and Gianluca
>
> Could you test that (tda18218 & mxl5007t):
> http://git.linuxtv.org/anttip/media_tree.git/shortlog/refs/heads/it9135_tune
> r
>
> I wonder if ADC config logic still works for superheterodyne tuners
> (tuner having IF). I changed it to adc / 2 always due to IT9135 tuner.
> That makes me wonder it possible breaks tuners having IF, as ADC was
> clocked just over 20MHz and if it is half then it is 10MHz. For BB that
> is enough, but I think that having IF, which is 4MHz at least for 8MHz
> BW it is too less.
>
> F*ck I hate to maintain driver without a hardware! Any idea where I can
> get AF9035 device having tda18218 or mxl5007t?
>
> regards
> Antti
Still pending the changes for mxl5007t. Attached is a patch for that.
Changes to make work Avermedia Twinstar with the af9035 driver.
Signed-off-by: Jose Alberto Reguero <jaregu...@telefonica.net>
Jose Alberto
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 2013-01-10 19:23:09.247556275
+0100
@@ -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 +530,12 @@ static int mxl5007t_tuner_init(struct mx
struct reg_pair_t *init_regs;
int ret;
- ret = mxl5007t_soft_reset(state);
- if (mxl_fail(ret))
+ 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 +889,12 @@ 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 2013-01-10 19:19:11.204379581
+0100
@@ -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:3;
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 2013-01-07 05:45:57.000000000
+0100
+++ linux.new/drivers/media/usb/dvb-usb-v2/af9035.c 2013-01-12
00:30:57.557310465 +0100
@@ -886,13 +886,17 @@ static struct mxl5007t_config af9035_mxl
.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 = 1,
+ .loop_thru_enable = 3,
.clk_out_enable = 1,
.clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+ .no_probe = 1,
+ .no_reset = 1,
}
};
--
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