Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754031AbYGMDZ2 (ORCPT ); Sat, 12 Jul 2008 23:25:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752580AbYGMDZU (ORCPT ); Sat, 12 Jul 2008 23:25:20 -0400 Received: from mail-in-01.arcor-online.net ([151.189.21.41]:46296 "EHLO mail-in-01.arcor-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752475AbYGMDZS (ORCPT ); Sat, 12 Jul 2008 23:25:18 -0400 Subject: Re: [linux-dvb] bug: saa7134_init run before v4l2_i2c_drv_init From: hermann pitton To: Simon Arlott Cc: Linux DVB , Linux Kernel Mailing List In-Reply-To: <4878F314.6090608@simon.arlott.org.uk> References: <4878F314.6090608@simon.arlott.org.uk> Content-Type: text/plain Date: Sun, 13 Jul 2008 05:20:27 +0200 Message-Id: <1215919227.2662.3.camel@pc10.localdom.local> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 (2.12.3-5.fc8) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 19463 Lines: 300 Hi, the analysis is quite well. Please propose a fix too ;) Cheers, Hermann Am Samstag, den 12.07.2008, 19:08 +0100 schrieb Simon Arlott: > (Hardware: SAA7134, TDA9887, MT2050, MT352) > > tuner-core.c:tuner_probe doesn't auto-detect the MT20xx tuner > saa7134-cards.c:saa7134_board_init2 sets the tuner type for any unknown tuner > > Normally when saa7134_init runs it calls for the tuner module before calling > saa7134_board_init2, but if compiled in it will silently fail to set the tuner > type because it is run before tuner_probe is called. > > This used to work ok in 2.6.24, but doesn't in 2.6.26-rc9. I think > c117d05cd4c09342f97ba1c6ef63f0bae3239a39 looks like it could have caused this, > but I haven't tried reverting it. > > I've tried to use subsys_init for v4l2_i2c_drv_init in include/media/v4l2-i2c-drv.h, > but it seems to have no effect and it's still loaded after saa7134. > > If I rmmod tuner and modprobe it then it fails to work because saa7134_board_init2 > isn't there to set the tuner type - ideally the type should be stored during the > init of saa7134 in such a way that tuner can refer to it when probing for devices > (and saa7134 should still prod tuner for the situation where it's loaded later). > > > Kernel log with both compiled in: > (I've inserted a WARN_ON at the point where saa7134 is about to call > saa7134_i2c_call_clients.) > [ 1.716916] calling videodev_init+0x0/0x7d > [ 1.717030] Linux video capture interface: v2.00 > [ 1.717091] initcall videodev_init+0x0/0x7d returned 0 after 0 msecs > > [ 1.717091] calling ir_init+0x0/0x14 > [ 1.717972] initcall ir_init+0x0/0x14 returned 0 after 0 msecs > > [ 1.718095] calling saa7134_init+0x0/0x4a > [ 1.718095] saa7130/34: v4l2 driver version 0.2.14 loaded > [ 1.718095] ACPI: PCI Interrupt 0000:05:00.0[A] -> Link [LNED] -> GSI 19 (level, low) -> IRQ 19 > [ 1.718095] saa7134[0]: found at 0000:05:00.0, rev: 1, irq: 19, latency: 64, mmio: 0xfeaffc00 > [ 1.718095] saa7134[0]: subsystem: 11bd:002d, board: Pinnacle PCTV 300i DVB-T + PAL [card=50,autodetected] > [ 1.718104] saa7134[0]: board init: gpio is c806000 > [ 1.859741] saa7134[0]: i2c eeprom 00: bd 11 2d 00 f8 f8 1c 00 43 43 a9 1c 55 d2 b2 92 > [ 1.860128] saa7134[0]: i2c eeprom 10: 00 f0 04 04 ff 20 ff ff ff ff ff ff ff ff ff ff > [ 1.860338] saa7134[0]: i2c eeprom 20: 01 40 01 02 03 ff 03 01 08 ff 00 25 ff ff ff ff > [ 1.860725] saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.861108] saa7134[0]: i2c eeprom 40: ff 16 00 c0 86 3c 01 01 ff ff ff ff ff ff ff ff > [ 1.861374] saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.861793] saa7134[0]: i2c eeprom 60: 0c 22 17 44 03 11 e1 a1 ff ff ff ff ff ff ff ff > [ 1.862177] saa7134[0]: i2c eeprom 70: 00 30 8d 18 3b 02 ff ff 74 50 ff ff ff ff ff ff > [ 1.862851] saa7134[0]: i2c eeprom 80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.863234] saa7134[0]: i2c eeprom 90: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.863608] saa7134[0]: i2c eeprom a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.864015] saa7134[0]: i2c eeprom b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.864389] saa7134[0]: i2c eeprom c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.864849] saa7134[0]: i2c eeprom d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.865222] saa7134[0]: i2c eeprom e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.865606] saa7134[0]: i2c eeprom f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 1.866770] ------------[ cut here ]------------ > [ 1.866770] WARNING: at drivers/media/video/saa7134/saa7134-cards.c:5659 saa7134_tuner_setup+0xc3/0x17a() > [ 1.871794] Modules linked in: > [ 1.871930] Pid: 1, comm: swapper Not tainted 2.6.26-rc9 #89 > [ 1.872035] > [ 1.872036] Call Trace: > [ 1.872238] [] warn_on_slowpath+0x58/0x86 > [ 1.872348] [] ? call_usermodehelper_exec+0xb2/0xc2 > [ 1.872461] [] ? request_module+0x14b/0x162 > [ 1.872802] [] ? printk+0x67/0x69 > [ 1.872802] [] saa7134_tuner_setup+0xc3/0x17a > [ 1.872802] [] ? saa7134_tuner_callback+0x0/0x182 > [ 1.872802] [] saa7134_board_init2+0x656/0x663 > [ 1.872802] [] ? i2c_master_recv+0x3c/0x4b > [ 1.872802] [] ? saa7134_i2c_register+0x144/0x1bd > [ 1.872806] [] saa7134_initdev+0x594/0x8ad > [ 1.873037] [] pci_device_probe+0xb3/0x10c > [ 1.873147] [] driver_probe_device+0xd9/0x169 > [ 1.873893] [] __driver_attach+0x4f/0x79 > [ 1.873893] [] ? __driver_attach+0x0/0x79 > [ 1.873893] [] bus_for_each_dev+0x4a/0x7b > [ 1.873893] [] driver_attach+0x1c/0x1e > [ 1.873893] [] bus_add_driver+0xb7/0x20b > [ 1.873893] [] driver_register+0x93/0x10a > [ 1.873896] [] __pci_register_driver+0x50/0x8b > [ 1.874037] [] ? saa7134_init+0x0/0x4a > [ 1.874133] [] saa7134_init+0x48/0x4a > [ 1.874910] [] kernel_init+0x147/0x29d > [ 1.874910] [] child_rip+0xa/0x12 > [ 1.874910] [] ? kernel_init+0x0/0x29d > [ 1.874910] [] ? child_rip+0x0/0x12 > [ 1.874910] > [ 1.874910] ---[ end trace d510dd024e67e971 ]--- > [ 1.876873] saa7134[0]: registered device video0 [v4l2] > [ 1.876873] saa7134[0]: registered device vbi0 > [ 1.876873] initcall saa7134_init+0x0/0x4a returned 0 after 149 msecs > > [ 1.876873] calling empress_register+0x0/0x12 > [ 1.876873] initcall empress_register+0x0/0x12 returned 0 after 0 msecs > > [ 1.876873] calling saa6752hs_init_module+0x0/0x14 > [ 1.876873] initcall saa6752hs_init_module+0x0/0x14 returned 0 after 0 msecs > > [ 1.876873] calling dvb_register+0x0/0x12 > [ 1.888880] DVB: registering new adapter (saa7134[0]) > [ 1.888991] DVB: registering frontend 0 (Zarlink MT352 DVB-T)... > [ 1.927841] initcall dvb_register+0x0/0x12 returned 0 after 39 msecs > > [ 1.927961] calling v4l2_i2c_drv_init+0x0/0x104 > [ 1.930083] tda829x_probe: driver disabled by Kconfig > [ 1.930193] tuner' 0-0043: chip found @ 0x86 (saa7134[0]) > [ 1.933311] tda9887 0-0043: creating new instance > [ 1.933416] tda9887 0-0043: tda988[5/6/7] found > [ 1.933521] tuner' 0-0043: type set to tda9887 > [ 1.933523] tuner' 0-0043: tv freq set to 0.00 > [ 1.933526] tuner' 0-0043: TV freq (0.00) out of range (44-958) > [ 1.936050] tuner' 0-0043: saa7134[0] tuner' I2C addr 0x86 with type 74 used for 0x0e > [ 1.938047] tea5767_autodetection: not probed - driver disabled by Kconfig > [ 1.938158] tuner' 0-0060: Setting mode_mask to 0x0e > [ 1.938159] tuner' 0-0060: chip found @ 0xc0 (saa7134[0]) > [ 1.941516] tuner' 0-0060: tuner 0x60: Tuner type absent > [ 1.944080] initcall v4l2_i2c_drv_init+0x0/0x104 returned 0 after 14 msecs > > > If saa7134 and tuner are modules then everything works ok: > (I've inserted a WARN_ON at the point where the tuner type is set, showing that > it originates from saa7134_board_init2.) > [ 15.408138] Linux video capture interface: v2.00 > [ 15.505111] saa7130/34: v4l2 driver version 0.2.14 loaded > [ 15.506990] ACPI: PCI Interrupt 0000:05:00.0[A] -> Link [LNED] -> GSI 19 (level, low) -> IRQ 19 > [ 15.506990] saa7134[0]: found at 0000:05:00.0, rev: 1, irq: 19, latency: 64, mmio: 0xfeaffc00 > [ 15.506990] saa7134[0]: subsystem: 11bd:002d, board: Pinnacle PCTV 300i DVB-T + PAL [card=50,autodetected] > [ 15.506990] saa7134[0]: board init: gpio is c806000 > [ 15.666434] saa7134[0]: i2c eeprom 00: bd 11 2d 00 f8 f8 1c 00 43 43 a9 1c 55 d2 b2 92 > [ 15.666443] saa7134[0]: i2c eeprom 10: 00 f0 04 04 ff 20 ff ff ff ff ff ff ff ff ff ff > [ 15.666450] saa7134[0]: i2c eeprom 20: 01 40 01 02 03 ff 03 01 08 ff 00 25 ff ff ff ff > [ 15.666460] saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666466] saa7134[0]: i2c eeprom 40: ff 16 00 c0 86 3c 01 01 ff ff ff ff ff ff ff ff > [ 15.666472] saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666478] saa7134[0]: i2c eeprom 60: 0c 22 17 44 03 11 e1 a1 ff ff ff ff ff ff ff ff > [ 15.666484] saa7134[0]: i2c eeprom 70: 00 30 8d 18 3b 02 ff ff 74 50 ff ff ff ff ff ff > [ 15.666491] saa7134[0]: i2c eeprom 80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666497] saa7134[0]: i2c eeprom 90: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666506] saa7134[0]: i2c eeprom a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666512] saa7134[0]: i2c eeprom b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666522] saa7134[0]: i2c eeprom c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666528] saa7134[0]: i2c eeprom d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666538] saa7134[0]: i2c eeprom e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.666544] saa7134[0]: i2c eeprom f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 15.721796] tda829x_probe: driver disabled by Kconfig > [ 15.721801] tuner' 2-0043: chip found @ 0x86 (saa7134[0]) > [ 15.721805] tda9887 2-0043: creating new instance > [ 15.721807] tda9887 2-0043: tda988[5/6/7] found > [ 15.721809] tuner' 2-0043: type set to tda9887 > [ 15.721811] tuner' 2-0043: tv freq set to 0.00 > [ 15.721813] tuner' 2-0043: TV freq (0.00) out of range (44-958) > [ 15.723788] tuner' 2-0043: saa7134[0] tuner' I2C addr 0x86 with type 74 used for 0x0e > [ 15.725786] tea5767_autodetection: not probed - driver disabled by Kconfig > [ 15.725788] tuner' 2-0060: Setting mode_mask to 0x0e > [ 15.725790] tuner' 2-0060: chip found @ 0xc0 (saa7134[0]) > [ 15.725792] tuner' 2-0060: tuner 0x60: Tuner type absent > [ 15.728089] ------------[ cut here ]------------ > [ 15.728089] WARNING: at drivers/media/video/tuner-core.c:769 tuner_command+0x10c/0x1063 [tuner]() > [ 15.728089] Modules linked in: tuner tda9887 mt20xx saa7134(+) compat_ioctl32 videodev v4l1_compat v4l2_common videobuf_dma_sg videobuf_core ir_kbd_i2c ir_common fglrx(P) tveeprom > [ 15.728089] Pid: 1869, comm: modprobe Tainted: P 2.6.26-rc9 #86 > [ 15.728089] > [ 15.728089] Call Trace: > [ 15.728089] [] warn_on_slowpath+0x51/0x79 > [ 15.728089] [] schedule_timeout+0x1e/0xad > [ 15.728089] [] autoremove_wake_function+0x9/0x2e > [ 15.728089] [] __wake_up_common+0x41/0x74 > [ 15.728089] [] __wake_up+0x38/0x4f > [ 15.728089] [] :tuner:tuner_command+0x10c/0x1063 > [ 15.728089] [] call_usermodehelper_exec+0xac/0xba > [ 15.728089] [] i2c_cmd+0x0/0x3e > [ 15.728089] [] i2c_cmd+0x37/0x3e > [ 15.728089] [] device_for_each_child+0x22/0x4d > [ 15.728089] [] printk+0x4e/0x56 > [ 15.728089] [] i2c_clients_command+0x1f/0x24 > [ 15.728089] [] :saa7134:saa7134_tuner_setup+0xca/0x175 > [ 15.728089] [] :saa7134:saa7134_tuner_callback+0x0/0x178 > [ 15.728089] [] :saa7134:saa7134_board_init2+0x67f/0x68a > [ 15.728089] [] i2c_master_recv+0x3a/0x46 > [ 15.728089] [] :saa7134:saa7134_i2c_register+0x135/0x1ad > [ 15.728089] [] schedule_timeout+0x85/0xad > [ 15.728089] [] :saa7134:saa7134_initdev+0x59d/0x8dc > [ 15.728089] [] pci_device_probe+0xa9/0xf8 > [ 15.728089] [] driver_probe_device+0xd7/0x164 > [ 15.728089] [] __driver_attach+0x46/0x6d > [ 15.728089] [] __driver_attach+0x0/0x6d > [ 15.728089] [] bus_for_each_dev+0x44/0x6f > [ 15.728089] [] :videobuf_core:videobuf_mmap_free+0x0/0x2b > [ 15.728089] [] bus_add_driver+0xb4/0x203 > [ 15.728089] [] driver_register+0x8d/0x101 > [ 15.728089] [] __pci_register_driver+0x47/0x7a > [ 15.728089] [] sys_init_module+0x9b/0x1a9 > [ 15.728089] [] system_call_after_swapgs+0x7b/0x80 > [ 15.728089] > [ 15.728089] ---[ end trace dbce26c647b7fcc0 ]--- > [ 15.728089] tuner' 2-0043: Calling set_type_addr for type=33, addr=0xff, mode=0x0e, config=0x00 > [ 15.728089] tuner' 2-0043: set addr discarded for type 74, mask e. Asked to change tuner at addr 0xff, with mask e > [ 15.728089] ------------[ cut here ]------------ > [ 15.728089] WARNING: at drivers/media/video/tuner-core.c:769 tuner_command+0x10c/0x1063 [tuner]() > [ 15.728089] Modules linked in: tuner tda9887 mt20xx saa7134(+) compat_ioctl32 videodev v4l1_compat v4l2_common videobuf_dma_sg videobuf_core ir_kbd_i2c ir_common fglrx(P) tveeprom > [ 15.728089] Pid: 1869, comm: modprobe Tainted: P W 2.6.26-rc9 #86 > [ 15.728089] > [ 15.728089] Call Trace: > [ 15.728089] [] warn_on_slowpath+0x51/0x79 > [ 15.728089] [] printk+0x4e/0x56 > [ 15.728089] [] schedule_timeout+0x1e/0xad > [ 15.728089] [] __wake_up+0x38/0x4f > [ 15.728089] [] :tuner:tuner_command+0x10c/0x1063 > [ 15.728089] [] i2c_cmd+0x0/0x3e > [ 15.728089] [] i2c_cmd+0x37/0x3e > [ 15.728089] [] device_for_each_child+0x22/0x4d > [ 15.728089] [] printk+0x4e/0x56 > [ 15.728089] [] i2c_clients_command+0x1f/0x24 > [ 15.728089] [] :saa7134:saa7134_tuner_setup+0xca/0x175 > [ 15.728089] [] :saa7134:saa7134_tuner_callback+0x0/0x178 > [ 15.728089] [] :saa7134:saa7134_board_init2+0x67f/0x68a > [ 15.728089] [] i2c_master_recv+0x3a/0x46 > [ 15.728089] [] :saa7134:saa7134_i2c_register+0x135/0x1ad > [ 15.728089] [] schedule_timeout+0x85/0xad > [ 15.728089] [] :saa7134:saa7134_initdev+0x59d/0x8dc > [ 15.728089] [] pci_device_probe+0xa9/0xf8 > [ 15.728089] [] driver_probe_device+0xd7/0x164 > [ 15.728089] [] __driver_attach+0x46/0x6d > [ 15.728089] [] __driver_attach+0x0/0x6d > [ 15.728089] [] bus_for_each_dev+0x44/0x6f > [ 15.728089] [] :videobuf_core:videobuf_mmap_free+0x0/0x2b > [ 15.728089] [] bus_add_driver+0xb4/0x203 > [ 15.728089] [] driver_register+0x8d/0x101 > [ 15.728089] [] __pci_register_driver+0x47/0x7a > [ 15.728089] [] sys_init_module+0x9b/0x1a9 > [ 15.728089] [] system_call_after_swapgs+0x7b/0x80 > [ 15.728089] > [ 15.728089] ---[ end trace dbce26c647b7fcc0 ]--- > [ 15.728089] tuner' 2-0060: Calling set_type_addr for type=33, addr=0xff, mode=0x0e, config=0x00 > [ 15.728089] tuner' 2-0060: defining GPIO callback > [ 15.739273] mt20xx 2-0060: microtune: companycode=3cbf part=42 rev=22 > [ 15.747800] mt20xx 2-0060: microtune MT2050 found, OK > [ 15.747803] tuner' 2-0060: type set to MT2050 > [ 15.747806] tuner' 2-0060: tv freq set to 400.00 > [ 15.752795] tuner' 2-0060: saa7134[0] tuner' I2C addr 0xc0 with type 33 used for 0x0e > [ 15.754532] tuner' 2-0043: switching to v4l2 > [ 15.754534] tuner' 2-0060: switching to v4l2 > [ 15.754536] tuner' 2-0060: tv freq set to 400.00 > [ 15.759525] tuner' 2-0060: tv freq set to 400.00 > [ 15.765272] saa7134[0]: registered device video0 [v4l2] > [ 15.765272] saa7134[0]: registered device vbi0 > [ 15.765272] tuner' 2-0043: Cmd TUNER_SET_STANDBY accepted for analog TV > [ 15.768097] tuner' 2-0060: Cmd TUNER_SET_STANDBY accepted for analog TV > [ 15.836381] DVB: registering new adapter (saa7134[0]) > [ 15.836386] DVB: registering frontend 0 (Zarlink MT352 DVB-T)... > > If I have tuner already loaded, tuner_probe is run while initialising saa7134: > [ 233.930597] saa7130/34: v4l2 driver version 0.2.14 loaded > [ 233.931449] saa7134[0]: found at 0000:05:00.0, rev: 1, irq: 19, latency: 64, mmio: 0xfeaffc00 > [ 233.931651] saa7134[0]: subsystem: 11bd:002d, board: Pinnacle PCTV 300i DVB-T + PAL [card=50,autodetected] > [ 233.931674] saa7134[0]: board init: gpio is c80e000 > [ 234.056662] tda829x_probe: driver disabled by Kconfig > [ 234.056794] tuner' 2-0043: chip found @ 0x86 (saa7134[0]) > [ 234.056906] tda9887 2-0043: creating new instance > [ 234.056911] tda9887 2-0043: tda988[5/6/7] found > [ 234.056914] tuner' 2-0043: type set to tda9887 > [ 234.056918] tuner' 2-0043: tv freq set to 0.00 > [ 234.056922] tuner' 2-0043: TV freq (0.00) out of range (44-958) > [ 234.060656] tuner' 2-0043: saa7134[0] tuner' I2C addr 0x86 with type 74 used for 0x0e > [ 234.062634] tea5767_autodetection: not probed - driver disabled by Kconfig > [ 234.062762] tuner' 2-0060: Setting mode_mask to 0x0e > [ 234.062866] tuner' 2-0060: chip found @ 0xc0 (saa7134[0]) > [ 234.063006] tuner' 2-0060: tuner 0x60: Tuner type absent > [ 234.104185] saa7134[0]: i2c eeprom 00: bd 11 2d 00 f8 f8 1c 00 43 43 a9 1c 55 d2 b2 92 > [ 234.104654] saa7134[0]: i2c eeprom 10: 00 f0 04 04 ff 20 ff ff ff ff ff ff ff ff ff ff > [ 234.104661] saa7134[0]: i2c eeprom 20: 01 40 01 02 03 ff 03 01 08 ff 00 25 ff ff ff ff > [ 234.104665] saa7134[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104669] saa7134[0]: i2c eeprom 40: ff 16 00 c0 86 3c 01 01 ff ff ff ff ff ff ff ff > [ 234.104673] saa7134[0]: i2c eeprom 50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104678] saa7134[0]: i2c eeprom 60: 0c 22 17 44 03 11 e1 a1 ff ff ff ff ff ff ff ff > [ 234.104682] saa7134[0]: i2c eeprom 70: 00 30 8d 18 3b 02 ff ff 74 50 ff ff ff ff ff ff > [ 234.104686] saa7134[0]: i2c eeprom 80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104690] saa7134[0]: i2c eeprom 90: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104694] saa7134[0]: i2c eeprom a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104698] saa7134[0]: i2c eeprom b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104702] saa7134[0]: i2c eeprom c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104706] saa7134[0]: i2c eeprom d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104711] saa7134[0]: i2c eeprom e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [ 234.104715] saa7134[0]: i2c eeprom f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/