Mauro, I put a few additional debug prints and one thing looks strange on scanning: Apr 27 12:13:26 awsom kernel: [13340.448022] smscore_set_device_mode: firmware download success Apr 27 12:13:26 awsom kernel: [13340.454118] smsusb_sendrequest: sending MSG_SMS_INIT_DEVICE_REQ(578) size: 12 Apr 27 12:13:26 awsom kernel: [13340.461089] smsusb_onresponse: received MSG_SMS_INIT_DEVICE_RES(579) size: 12 Apr 27 12:13:26 awsom kernel: [13340.468198] smsusb_sendrequest: sending MSG_SMS_INIT_DEVICE_REQ(578) size: 12 Apr 27 12:13:26 awsom kernel: [13340.474447] smsusb_onresponse: received MSG_SMS_INIT_DEVICE_RES(579) size: 12 Apr 27 12:13:26 awsom kernel: [13340.480238] smscore_set_device_mode: Success setting device mode. Apr 27 12:13:26 awsom kernel: [13340.486148] DVB: registering new adapter (Siano Rio Digital Receiver) Apr 27 12:13:26 awsom kernel: [13340.493759] DVB: registering adapter 0 frontend 0 (Siano Mobile Digital MDTV Receiver)... Apr 27 12:13:26 awsom kernel: [13340.498591] smscore_register_client: ed8d5000 693 1 Apr 27 12:13:26 awsom kernel: [13340.502528] sms_board_dvb3_event: DVB3_EVENT_HOTPLUG Apr 27 12:13:26 awsom kernel: [13340.505694] smsdvb_hotplug: success Apr 27 12:13:26 awsom kernel: [13340.510158] smscore_init_ir: IR port has not been detected Apr 27 12:13:26 awsom kernel: [13340.515628] smscore_start_device: device ee69e400 started, rc 0 Apr 27 12:13:26 awsom kernel: [13340.520064] smsusb_init_device: device 0xed8d3000 created Apr 27 12:13:26 awsom kernel: [13340.522708] smsusb_probe: rc 0 (scanning started) Apr 27 12:13:45 awsom kernel: [13359.589096] sms_board_dvb3_event: DVB3_EVENT_INIT Apr 27 12:13:45 awsom kernel: [13359.598219] smsdvb_get_tune_settings: Apr 27 12:13:45 awsom kernel: [13359.606804] smsdvb_isdbt_set_frontend: smsdvb_isdbt_set_frontend: freq 473142857 segwidth 1 segindex 0 Apr 27 12:13:45 awsom kernel: [13359.606820] Apr 27 12:13:45 awsom kernel: [13359.613463] smsusb_sendrequest: sending MSG_SMS_ISDBT_TUNE_REQ(776) size: 24 Apr 27 12:13:45 awsom kernel: [13359.619781] smsusb_onresponse: received MSG_SMS_ISDBT_TUNE_RES(777) size: 12 Apr 27 12:13:45 awsom kernel: [13359.625534] smsdvb_sendrequest_and_wait: RF-> wait_for_completion_timeout Apr 27 12:13:45 awsom kernel: [13359.629994] smscore_onresponse: Apr 27 12:13:45 awsom kernel: [13359.630002] data rate 180 bytes/secs Apr 27 12:13:45 awsom kernel: [13359.635233] smsdvb_onresponse: ->RF smsdvb_onresponse: msgType: 777 Apr 27 12:13:45 awsom kernel: [13359.639947] smsdvb_onresponse: ->RF - MSG_SMS_ISDBT_TUNE_RES Apr 27 12:13:45 awsom kernel: [13359.646219] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 Apr 27 12:13:45 awsom kernel: [13359.653164] smsdvb_sendrequest_and_wait: RF-> wait_for_completion_timeout Apr 27 12:13:46 awsom kernel: [13360.045830] smsusb_onresponse: received MSG_SMS_NO_SIGNAL_IND(828) size: 8 Apr 27 12:13:46 awsom kernel: [13360.051071] smsdvb_onresponse: ->RF smsdvb_onresponse: msgType: 828 Apr 27 12:13:46 awsom kernel: [13360.055000] smsdvb_onresponse: MSG_SMS_NO_SIGNAL_IND Apr 27 12:13:46 awsom kernel: [13360.059105] sms_board_dvb3_event: DVB3_EVENT_FE_UNLOCK <<<<<<<<<<<<<<<<<<< Apr 27 12:13:47 awsom kernel: [13361.656042] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 Apr 27 12:13:47 awsom kernel: [13361.663340] smsdvb_sendrequest_and_wait: RF-> wait_for_completion_timeout Apr 27 12:13:49 awsom kernel: [13363.666068] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 Apr 27 12:13:49 awsom kernel: [13363.673174] smsdvb_sendrequest_and_wait: RF-> wait_for_completion_timeout I couldn’t find detailed description about all events, but DVB3_EVENT_FE_UNLOCK should happen in this point? GET_STATISTICS_REQ before this point returns MSG_SMS_NO_SIGNAL_IND but after this point we have always timeout. Thank you guys! Regards, - Roberto root@awsom:~# dvbv5-scan freq.conf INFO Scanning frequency #1 473142857 ERROR FE_READ_STATUS: Timer expired ERROR: dvb_fe_get_stats failed (Timer expired) ERROR Error: no adapter status ERROR FE_READ_STATUS: Timer expired ERROR: dvb_fe_get_stats failed (Timer expired) ERROR Error: no adapter status ERROR FE_READ_STATUS: Timer expired ERROR: dvb_fe_get_stats failed (Timer expired) ERROR Error: no adapter status Em 27/04/2014, à(s) 10:00, Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx> escreveu: > Em Sun, 27 Apr 2014 09:31:17 -0300 > Roberto Alcantara <roberto@xxxxxxxxxxxxxx> escreveu: > >> Hello, >> >> After a lot of tries with a few commits I obtained an version from siano drivers that loads fine in my 3.4.75.sun7i kernel @A20 device. > > This message looks weird: > [ 1267.803903] data rate 0 bytes/secs > > > I’m using checkout from 2a7643159d commit. >> >> Firmware is loading without any issue reported. But when I try to scan with dvbv5-scan I see: >> >> root@awsom:~# dvbv5-scan freq.conf >> INFO Scanning frequency #1 473142857 >> ERROR FE_READ_STATUS: Timer expired >> ERROR: dvb_fe_get_stats failed (Timer expired) >> ERROR Error: no adapter status >> ERROR FE_READ_STATUS: Timer expired >> ERROR: dvb_fe_get_stats failed (Timer expired) >> ERROR Error: no adapter status >> ERROR FE_READ_STATUS: Timer expired >> ERROR: dvb_fe_get_stats failed (Timer expired) >> ERROR Error: no adapter status >> >> In my desktop using same firmware I can scan without this errors. I tried with device directly connected and via usb powered hub with same results. > > You should search for ETIME at the Siano driver. There are lots of > cases where this is returned at: > drivers/media/common/siano/smscoreapi.c > > Probably, it is due to those: >> [ 1050.516057] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1052.516059] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1054.516049] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1056.516057] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1058.516047] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 > > I'm not seeing any receive packet from those requested stats. > >> >> Did you have any tips for debug this error? Any ideas will be appreciated :-) > > I suspect that this is due to driver's bad backport to Kernel 3.4. > > Another possibility would be some troubles with URB settings or with the USB > driver. > > Regards, > Mauro > >> Thank you very much! >> >> - Roberto >> >> >> dmesg: >> >> [ 6.012466] init: plymouth-splash main process (271) terminated with status 2 >> [ 6.301960] init: bluetooth main process (231) terminated with status 1 >> [ 6.359855] init: bluetooth main process ended, respawning >> [ 6.706961] smsusb_probe: interface number 0 >> [ 6.709849] smsusb_probe: smsusb_probe 0 >> [ 6.764522] smsusb_probe: endpoint 0 81 02 512 >> [ 6.825161] smsusb_probe: endpoint 1 02 02 512 >> [ 6.863769] smsusb_init_device: in_ep = 81, out_ep = 02 >> [ 6.927804] smscore_register_device: allocated 50 buffers >> [ 6.932445] smscore_register_device: device ee6a7c00 created >> [ 7.040405] smsusb_init_device: smsusb_start_streaming(...). >> [ 7.158579] smscore_set_device_mode: set device mode to 6 >> [ 7.212493] smsusb_sendrequest: sending MSG_SMS_GET_VERSION_EX_REQ(668) size: 8 >> [ 7.275489] smsusb_onresponse: received MSG_SMS_GET_VERSION_EX_RES(669) size: 100 >> [ 7.280571] smscore_onresponse: Firmware id 255 prots 0x0 ver 8.1 >> [ 7.289832] smscore_get_fw_filename: trying to get fw name from sms_boards board_id 18 mode 6 >> [ 7.362775] smscore_get_fw_filename: cannot find fw name in sms_boards, getting from lookup table mode 6 type 7 >> [ 7.425728] smscore_load_firmware_from_file: Firmware name: isdbt_rio.inp >> [ 7.492292] smscore_load_firmware_from_file: read fw isdbt_rio.inp, buffer size=0x14f50 >> [ 7.520049] smscore_load_firmware_family2: loading FW to addr 0x40260 size 85828 >> [ 7.531771] smsusb_sendrequest: sending MSG_SMS_DATA_DOWNLOAD_REQ(660) size: 252 >> [ 7.546317] smsusb_onresponse: received MSG_SMS_DATA_DOWNLOAD_RES(661) size: 12 >> [ 7.556369] smsusb_sendrequest: sending MSG_SMS_DATA_DOWNLOAD_REQ(660) size: 252 >> [ 7.572398] smsusb_onresponse: received MSG_SMS_DATA_DOWNLOAD_RES(661) size: 12 >> ... >> [ 1037.808015] smscore_set_device_mode: firmware download success >> [ 1037.814104] smsusb_sendrequest: sending MSG_SMS_INIT_DEVICE_REQ(578) size: 12 >> [ 1037.820918] smsusb_onresponse: received MSG_SMS_INIT_DEVICE_RES(579) size: 12 >> [ 1037.827058] smsusb_sendrequest: sending MSG_SMS_INIT_DEVICE_REQ(578) size: 12 >> [ 1037.833273] smsusb_onresponse: received MSG_SMS_INIT_DEVICE_RES(579) size: 12 >> [ 1037.838957] smscore_set_device_mode: Success setting device mode. >> [ 1037.844360] DVB: registering new adapter (Siano Rio Digital Receiver) >> [ 1037.852324] DVB: registering adapter 0 frontend 0 (Siano Mobile Digital MDTV Receiver)... >> [ 1037.856897] smscore_register_client: eccd2800 693 1 >> [ 1037.861345] smscore_init_ir: IR port has not been detected >> [ 1037.866723] smscore_start_device: device ee575c00 started, rc 0 >> [ 1037.871092] smsusb_init_device: device 0xeccd2000 created >> [ 1037.873514] smsusb_probe: rc 0 >> [ 1048.492613] smsusb_sendrequest: sending MSG_SMS_ISDBT_TUNE_REQ(776) size: 24 >> [ 1048.499073] smsusb_onresponse: received MSG_SMS_ISDBT_TUNE_RES(777) size: 12 >> [ 1048.503532] smscore_onresponse: >> [ 1048.503540] data rate 275 bytes/secs >> [ 1048.509963] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1048.926409] smsusb_onresponse: received MSG_SMS_NO_SIGNAL_IND(828) size: 8 >> [ 1050.516057] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1052.516059] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1054.516049] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1056.516057] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1058.516047] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1075.740431] smsusb_sendrequest: sending MSG_SMS_ISDBT_TUNE_REQ(776) size: 24 >> [ 1075.747999] smsusb_onresponse: received MSG_SMS_ISDBT_TUNE_RES(777) size: 12 >> [ 1075.752285] smscore_onresponse: >> [ 1075.752293] data rate 0 bytes/secs >> [ 1075.759951] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1075.941272] smsusb_onresponse: received MSG_SMS_NO_SIGNAL_IND(828) size: 8 >> [ 1077.766050] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1135.457780] smsusb_sendrequest: sending MSG_SMS_ISDBT_TUNE_REQ(776) size: 24 >> [ 1135.463989] smsusb_onresponse: received MSG_SMS_ISDBT_TUNE_RES(777) size: 12 >> [ 1135.468278] smscore_onresponse: >> [ 1135.468286] data rate 0 bytes/secs >> [ 1135.474758] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1135.657430] smsusb_onresponse: received MSG_SMS_NO_SIGNAL_IND(828) size: 8 >> [ 1137.496749] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1139.496050] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1141.496582] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1267.793252] smsusb_sendrequest: sending MSG_SMS_ISDBT_TUNE_REQ(776) size: 24 >> [ 1267.799608] smsusb_onresponse: received MSG_SMS_ISDBT_TUNE_RES(777) size: 12 >> [ 1267.803895] smscore_onresponse: >> [ 1267.803903] data rate 0 bytes/secs >> [ 1267.810356] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1267.992273] smsusb_onresponse: received MSG_SMS_NO_SIGNAL_IND(828) size: 8 >> [ 1269.816058] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1271.816059] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1273.816488] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1275.816050] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> [ 1277.816965] smsusb_sendrequest: sending MSG_SMS_GET_STATISTICS_REQ(615) size: 8 >> >> >> >> root@awsom:~# lsmod >> Module Size Used by >> smsdvb 13909 0 >> disp_ump 854 0 >> smsusb 10021 0 >> smsmdtv 43874 2 smsdvb,smsusb >> mali_drm 2638 0 >> mali 116265 0 >> ump 56392 2 disp_ump,mali >> lcd 3646 0 >> root@awsom:~# >> >> >> >> >> root@awsom:~# lsusb -v >> >> Bus 001 Device 005: ID 187f:0600 Siano Mobile Silicon >> Device Descriptor: >> bLength 18 >> bDescriptorType 1 >> bcdUSB 2.00 >> bDeviceClass 0 (Defined at Interface level) >> bDeviceSubClass 0 >> bDeviceProtocol 0 >> bMaxPacketSize0 64 >> idVendor 0x187f Siano Mobile Silicon >> idProduct 0x0600 >> bcdDevice 0.08 >> iManufacturer 1 MDTV Receiver >> iProduct 2 MDTV Receiver >> iSerial 0 >> bNumConfigurations 1 >> Configuration Descriptor: >> bLength 9 >> bDescriptorType 2 >> wTotalLength 32 >> bNumInterfaces 1 >> bConfigurationValue 1 >> iConfiguration 0 >> bmAttributes 0x80 >> (Bus Powered) >> MaxPower 100mA >> Interface Descriptor: >> bLength 9 >> bDescriptorType 4 >> bInterfaceNumber 0 >> bAlternateSetting 0 >> bNumEndpoints 2 >> bInterfaceClass 255 Vendor Specific Class >> bInterfaceSubClass 255 Vendor Specific Subclass >> bInterfaceProtocol 255 Vendor Specific Protocol >> iInterface 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x81 EP 1 IN >> bmAttributes 2 >> Transfer Type Bulk >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0200 1x 512 bytes >> bInterval 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x02 EP 2 OUT >> bmAttributes 2 >> Transfer Type Bulk >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0200 1x 512 bytes >> bInterval 0 >> Device Qualifier (for other device speed): >> bLength 10 >> bDescriptorType 6 >> bcdUSB 2.00 >> bDeviceClass 255 Vendor Specific Class >> bDeviceSubClass 255 Vendor Specific Subclass >> bDeviceProtocol 255 Vendor Specific Protocol >> bMaxPacketSize0 64 >> bNumConfigurations 1 >> Device Status: 0x0000 >> (Bus Powered) >> >> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >> Device Descriptor: >> bLength 18 >> bDescriptorType 1 >> bcdUSB 2.00 >> bDeviceClass 9 Hub >> bDeviceSubClass 0 Unused >> bDeviceProtocol 0 Full speed (or root) hub >> bMaxPacketSize0 64 >> idVendor 0x1d6b Linux Foundation >> idProduct 0x0002 2.0 root hub >> bcdDevice 3.04 >> iManufacturer 3 Linux 3.4.75.sun7i_CRAFF+ ehci_hcd >> iProduct 2 SW USB2.0 'Enhanced' Host Controller (EHCI) Driver >> iSerial 1 sw-ehci >> bNumConfigurations 1 >> Configuration Descriptor: >> bLength 9 >> bDescriptorType 2 >> wTotalLength 25 >> bNumInterfaces 1 >> bConfigurationValue 1 >> iConfiguration 0 >> bmAttributes 0xe0 >> Self Powered >> Remote Wakeup >> MaxPower 0mA >> Interface Descriptor: >> bLength 9 >> bDescriptorType 4 >> bInterfaceNumber 0 >> bAlternateSetting 0 >> bNumEndpoints 1 >> bInterfaceClass 9 Hub >> bInterfaceSubClass 0 Unused >> bInterfaceProtocol 0 Full speed (or root) hub >> iInterface 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x81 EP 1 IN >> bmAttributes 3 >> Transfer Type Interrupt >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0004 1x 4 bytes >> bInterval 12 >> Hub Descriptor: >> bLength 9 >> bDescriptorType 41 >> nNbrPorts 1 >> wHubCharacteristic 0x000a >> No power switching (usb 1.0) >> Per-port overcurrent protection >> bPwrOn2PwrGood 10 * 2 milli seconds >> bHubContrCurrent 0 milli Ampere >> DeviceRemovable 0x00 >> PortPwrCtrlMask 0xff >> Hub Port Status: >> Port 1: 0000.0503 highspeed power enable connect >> Device Status: 0x0001 >> Self Powered >> >> Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >> Device Descriptor: >> bLength 18 >> bDescriptorType 1 >> bcdUSB 1.10 >> bDeviceClass 9 Hub >> bDeviceSubClass 0 Unused >> bDeviceProtocol 0 Full speed (or root) hub >> bMaxPacketSize0 64 >> idVendor 0x1d6b Linux Foundation >> idProduct 0x0001 1.1 root hub >> bcdDevice 3.04 >> iManufacturer 3 Linux 3.4.75.sun7i_CRAFF+ ohci_hcd >> iProduct 2 SW USB2.0 'Open' Host Controller (OHCI) Driver >> iSerial 1 sw-ohci >> bNumConfigurations 1 >> Configuration Descriptor: >> bLength 9 >> bDescriptorType 2 >> wTotalLength 25 >> bNumInterfaces 1 >> bConfigurationValue 1 >> iConfiguration 0 >> bmAttributes 0xe0 >> Self Powered >> Remote Wakeup >> MaxPower 0mA >> Interface Descriptor: >> bLength 9 >> bDescriptorType 4 >> bInterfaceNumber 0 >> bAlternateSetting 0 >> bNumEndpoints 1 >> bInterfaceClass 9 Hub >> bInterfaceSubClass 0 Unused >> bInterfaceProtocol 0 Full speed (or root) hub >> iInterface 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x81 EP 1 IN >> bmAttributes 3 >> Transfer Type Interrupt >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0002 1x 2 bytes >> bInterval 255 >> Hub Descriptor: >> bLength 9 >> bDescriptorType 41 >> nNbrPorts 1 >> wHubCharacteristic 0x0012 >> No power switching (usb 1.0) >> No overcurrent protection >> bPwrOn2PwrGood 2 * 2 milli seconds >> bHubContrCurrent 0 milli Ampere >> DeviceRemovable 0x00 >> PortPwrCtrlMask 0xff >> Hub Port Status: >> Port 1: 0000.0100 power >> Device Status: 0x0001 >> Self Powered >> >> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >> Device Descriptor: >> bLength 18 >> bDescriptorType 1 >> bcdUSB 2.00 >> bDeviceClass 9 Hub >> bDeviceSubClass 0 Unused >> bDeviceProtocol 0 Full speed (or root) hub >> bMaxPacketSize0 64 >> idVendor 0x1d6b Linux Foundation >> idProduct 0x0002 2.0 root hub >> bcdDevice 3.04 >> iManufacturer 3 Linux 3.4.75.sun7i_CRAFF+ ehci_hcd >> iProduct 2 SW USB2.0 'Enhanced' Host Controller (EHCI) Driver >> iSerial 1 sw-ehci >> bNumConfigurations 1 >> Configuration Descriptor: >> bLength 9 >> bDescriptorType 2 >> wTotalLength 25 >> bNumInterfaces 1 >> bConfigurationValue 1 >> iConfiguration 0 >> bmAttributes 0xe0 >> Self Powered >> Remote Wakeup >> MaxPower 0mA >> Interface Descriptor: >> bLength 9 >> bDescriptorType 4 >> bInterfaceNumber 0 >> bAlternateSetting 0 >> bNumEndpoints 1 >> bInterfaceClass 9 Hub >> bInterfaceSubClass 0 Unused >> bInterfaceProtocol 0 Full speed (or root) hub >> iInterface 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x81 EP 1 IN >> bmAttributes 3 >> Transfer Type Interrupt >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0004 1x 4 bytes >> bInterval 12 >> Hub Descriptor: >> bLength 9 >> bDescriptorType 41 >> nNbrPorts 1 >> wHubCharacteristic 0x000a >> No power switching (usb 1.0) >> Per-port overcurrent protection >> bPwrOn2PwrGood 10 * 2 milli seconds >> bHubContrCurrent 0 milli Ampere >> DeviceRemovable 0x00 >> PortPwrCtrlMask 0xff >> Hub Port Status: >> Port 1: 0000.0100 power >> Device Status: 0x0001 >> Self Powered >> >> Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >> Device Descriptor: >> bLength 18 >> bDescriptorType 1 >> bcdUSB 1.10 >> bDeviceClass 9 Hub >> bDeviceSubClass 0 Unused >> bDeviceProtocol 0 Full speed (or root) hub >> bMaxPacketSize0 64 >> idVendor 0x1d6b Linux Foundation >> idProduct 0x0001 1.1 root hub >> bcdDevice 3.04 >> iManufacturer 3 Linux 3.4.75.sun7i_CRAFF+ ohci_hcd >> iProduct 2 SW USB2.0 'Open' Host Controller (OHCI) Driver >> iSerial 1 sw-ohci >> bNumConfigurations 1 >> Configuration Descriptor: >> bLength 9 >> bDescriptorType 2 >> wTotalLength 25 >> bNumInterfaces 1 >> bConfigurationValue 1 >> iConfiguration 0 >> bmAttributes 0xe0 >> Self Powered >> Remote Wakeup >> MaxPower 0mA >> Interface Descriptor: >> bLength 9 >> bDescriptorType 4 >> bInterfaceNumber 0 >> bAlternateSetting 0 >> bNumEndpoints 1 >> bInterfaceClass 9 Hub >> bInterfaceSubClass 0 Unused >> bInterfaceProtocol 0 Full speed (or root) hub >> iInterface 0 >> Endpoint Descriptor: >> bLength 7 >> bDescriptorType 5 >> bEndpointAddress 0x81 EP 1 IN >> bmAttributes 3 >> Transfer Type Interrupt >> Synch Type None >> Usage Type Data >> wMaxPacketSize 0x0002 1x 2 bytes >> bInterval 255 >> Hub Descriptor: >> bLength 9 >> bDescriptorType 41 >> nNbrPorts 1 >> wHubCharacteristic 0x0012 >> No power switching (usb 1.0) >> No overcurrent protection >> bPwrOn2PwrGood 2 * 2 milli seconds >> bHubContrCurrent 0 milli Ampere >> DeviceRemovable 0x00 >> PortPwrCtrlMask 0xff >> Hub Port Status: >> Port 1: 0000.0100 power >> Device Status: 0x0001 >> Self Powered >> root@awsom:~# >> >> > > > -- > > Cheers, > Mauro -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
