When both are compiled into the kernel, saa7134-dvb is initialised before dvbdev so registering dvb devices will fail since dvb_class is NULL. [4294667.296000] Linux version 2.6.17-rc5-git (byte@redrum) (gcc version 3.4.6 (Gentoo 3.4.6-r1, ssp-3.4.5-1.0, pie-8.7.9)) #13 PREEMPT Sat Jun 3 10:42:27 BST 2006 [4294671.449000] Linux video capture interface: v1.00 [4294671.450000] saa7130/34: v4l2 driver version 0.2.14 loaded [4294671.451000] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 10 [4294671.451000] PCI: setting IRQ 10 as level-triggered [4294671.451000] ACPI: PCI Interrupt 0000:00:09.0[A] -> Link [LNKB] -> GSI 10 (level, low) -> IRQ 10 [4294671.451000] saa7134[0]: found at 0000:00:09.0, rev: 1, irq: 10, latency: 32, mmio: 0xd5006000 [4294671.451000] saa7134[0]: subsystem: 11bd:002d, board: Pinnacle PCTV 300i DVB-T + PAL [card=50,autodetected][4294671.451000] saa7134[0]: board init: gpio is c806000 [4294671.573000] saa7134[0]: i2c eeprom 00: bd 11 2d 00 f8 f8 1c 00 43 43 a9 1c 55 d2 b2 92 [4294671.573000] saa7134[0]: i2c eeprom 10: 00 f0 04 04 ff 20 ff ff ff ff ff ff ff ff ff ff [4294671.574000] saa7134[0]: i2c eeprom 20: 01 40 01 02 03 ff 03 01 08 ff 00 25 ff ff ff ff [4294671.574000] saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [4294671.575000] saa7134[0]: i2c eeprom 40: ff 16 00 c0 86 3c 01 01 ff ff ff ff ff ff ff ff [4294671.576000] saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [4294671.576000] saa7134[0]: i2c eeprom 60: 0c 22 17 44 03 11 e1 a1 ff ff ff ff ff ff ff ff [4294671.577000] saa7134[0]: i2c eeprom 70: 00 30 8d 18 3b 02 ff ff 74 50 ff ff ff ff ff ff [4294671.578000] saa7134[0]: registered device video0 [v4l2] [4294671.578000] saa7134[0]: registered device vbi0 drivers/media/video/saa7134/saa7134-dvb.c: dvb_init [4294671.578000] saa7134[0]: pinnacle 300i dvb setup .drivers/media/video/video-buf-dvb.c: videobuf_dvb_register ..drivers/media/dvb/dvb-core/dvbdev.c: dvb_register_adapter [4294671.581000] DVB: registering new adapter (saa7134[0]). ..drivers/media/dvb/dvb-core/dvb_frontend.c: dvb_register_frontend [4294671.581000] DVB: registering frontend 0 (Zarlink MT352 DVB-T)... ...drivers/media/dvb/dvb-core/dvbdev.c: dvb_register_device dvb_register_device uses uninitialised dvb_class ....drivers/base/class.c: class_device_create [4294671.581000] class_device_create: error: cls == NULL dprintk from dvb_register_device (ignores class_device_create return value) [4294671.581000] DVB: register adapter0/frontend0 @ minor: 3 (0x03) ....drivers/base/class.c: class_device_create [4294671.581000] class_device_create: error: cls == NULL dprintk from dvb_register_device (ignores class_device_create return value) [4294671.581000] DVB: register adapter0/demux0 @ minor: 4 (0x04) ....drivers/base/class.c: class_device_create [4294671.581000] class_device_create: error: cls == NULL dprintk from dvb_register_device (ignores class_device_create return value) [4294671.581000] DVB: register adapter0/dvr0 @ minor: 5 (0x05) ....drivers/base/class.c: class_device_create [4294671.581000] class_device_create: error: cls == NULL dprintk from dvb_register_device (ignores class_device_create return value) [4294671.581000] DVB: register adapter0/net0 @ minor: 7 (0x07) [4294671.599000] tuner 0-0060: Chip ID is not zero. It is not a TEA5767 [4294671.599000] tuner 0-0060: chip found @ 0xc0 (saa7134[0]) [4294671.606000] tuner 0-0060: microtune: companycode=3cbf part=42 rev=2f [4294671.614000] tuner 0-0060: microtune MT2050 found, OK [4294671.618000] tda9887 0-0043: chip found @ 0x86 (saa7134[0]) drivers/media/dvb/dvb-core/dvbdev.c: init_dvbdev [4294671.620000] init_dvbdev [4294671.620000] init_dvbdev: class_create... [4294671.620000] init_dvbdev: dvb_class=c0716f04 -- Simon Arlott
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