Re: Afatech AF9015 & dual tuner - dual_mode B.R.O.K.E.N.

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poma wrote:
poma wrote:
To num_adapters = 2, or num_adapters = 1: that is the question!

In dual tuner mode, after a while device become unrensponsive,
eventually after S5 aka 'Soft Off' system doesn't even boot!
Didn't even mention all sorts of 'mumbo-jumbo' with S3 aka 'Suspend to RAM'.
Antti, please consider adding 'dual_mode' parameter back.

"dvb_usb_af9015 dual_mode=0"

Devices to consider:

Not Only TV/LifeView DUAL DVB-T USB LV52T
(equivalent to TerraTec Cinergy T Stick Dual RC)
Afatech AF9013/AF9015 & 2x MaxLinear MxL5007T
http://www.notonlytv.net/p_lv52t.html

KWorld USB Dual DVB-T TV Stick (DVB-T 399U)
Afatech AF9013/AF9015 & 2x MaxLinear MxL5003S
http://www.kworld-global.com/main/prod_in.aspx?mnuid=1248&modid=6&prodid=73

DigitalNow TinyTwin DVB-T Receiver
Afatech AF9013/AF9015 & 2x MaxLinear MxL5005S
http://www.digitalnow.com.au/product_pages/TinyTwin.html

http://www.spinics.net/lists/linux-dvb/msg31616.html
http://www.spinics.net/lists/linux-dvb/msg31621.html

This patch restore dvb_usb_af9015 'dual mode' parameter - "disable dual mode by default because it is buggy".
Enabled mode:
options dvb_usb_af9015 dual_mode=1
in modprobe referent file.

..
--- a/linux/drivers/media/dvb/dvb-usb/af9015.c 2011-01-10 16:24:45.000000000 +0100 +++ b/linux/drivers/media/dvb/dvb-usb/af9015.c 2011-02-17 21:58:42.099040739 +0100
@@ -40,6 +40,9 @@
 static int dvb_usb_af9015_remote;
 module_param_named(remote, dvb_usb_af9015_remote, int, 0644);
 MODULE_PARM_DESC(remote, "select remote");
+static int dvb_usb_af9015_dual_mode;
+module_param_named(dual_mode, dvb_usb_af9015_dual_mode, int, 0644);
+MODULE_PARM_DESC(dual_mode, "enable dual mode");
 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

 static DEFINE_MUTEX(af9015_usb_mutex);
@@ -841,6 +844,9 @@
 		goto error;
 	af9015_config.dual_mode = val;
 	deb_info("%s: TS mode:%d\n", __func__, af9015_config.dual_mode);
+	/* disable dual mode by default because it is buggy */
+	if (!dvb_usb_af9015_dual_mode)
+		af9015_config.dual_mode = 0;

 	/* Set adapter0 buffer size according to USB port speed, adapter1 buffer
 	   size can be static because it is enabled only USB2.0 */
..

rgds,
poma

--- a/linux/drivers/media/dvb/dvb-usb/af9015.c	2011-01-10 16:24:45.000000000 +0100
+++ b/linux/drivers/media/dvb/dvb-usb/af9015.c	2011-02-17 21:58:42.099040739 +0100
@@ -40,6 +40,9 @@
 static int dvb_usb_af9015_remote;
 module_param_named(remote, dvb_usb_af9015_remote, int, 0644);
 MODULE_PARM_DESC(remote, "select remote");
+static int dvb_usb_af9015_dual_mode;
+module_param_named(dual_mode, dvb_usb_af9015_dual_mode, int, 0644);
+MODULE_PARM_DESC(dual_mode, "enable dual mode");
 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 
 static DEFINE_MUTEX(af9015_usb_mutex);
@@ -841,6 +844,9 @@
 		goto error;
 	af9015_config.dual_mode = val;
 	deb_info("%s: TS mode:%d\n", __func__, af9015_config.dual_mode);
+	/* disable dual mode by default because it is buggy */
+	if (!dvb_usb_af9015_dual_mode)
+		af9015_config.dual_mode = 0;
 
 	/* Set adapter0 buffer size according to USB port speed, adapter1 buffer
 	   size can be static because it is enabled only USB2.0 */

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