bt878 'interference' on fc6 but not fc1
- Date: Sun, 3 Feb 2008 13:04:11 +0000
- From: "Andy McMullan" <andymcm@xxxxxxxxx>
- Subject: bt878 'interference' on fc6 but not fc1
I've been using a Hauppauge WinTv (bt878) card with fedora core 1 for
some time with no problems. Yesterday I added a Fedora Core 6
installation to the same PC (dual-boot), but when running FC6 I see a
sort of wavey flickery interference pattern. Switch back to FC1 and
there's no interference. Here's the details:
* Inteference is seen in mythtv recordings and when viewing tv in
xawtv, so not specific to any app.
* Interference is constant - always there and doesn't vary in intensity.
* Using composite input
* Looking at the /var/log/messages on both OSes doesn't show any
obvious differences in terms of detected card/tuner etc. I've
included the relevant sections below. Main difference is the HSYNC
OCERR messages on the FC6 system.
Any suggestions gratefully received.
FC6 (with interference):
Feb 3 12:40:41 linshuttle kernel: bttv: driver version 0.9.16 loaded
Feb 3 12:40:41 linshuttle kernel: bttv: using 8 buffers with 2080k
(520 pages) each for capture
Feb 3 12:40:41 linshuttle kernel: bttv: Bt8xx card found (0).
Feb 3 12:40:41 linshuttle kernel: bttv0: Bt878 (rev 2) at
0000:00:0a.0, irq: 20, latency: 32, mmio: 0xee012000
Feb 3 12:40:41 linshuttle kernel: bttv0: detected: Hauppauge WinTV
[card=10], PCI subsystem ID is 0070:13eb
Feb 3 12:40:41 linshuttle kernel: bttv0: using: Hauppauge (bt878)
[card=10,autodetected]
Feb 3 12:40:41 linshuttle kernel: bttv0: Hauppauge/Voodoo msp34xx:
reset line init [5]
Feb 3 12:40:41 linshuttle kernel: bttv0: Hauppauge eeprom indicates model#61205
Feb 3 12:40:41 linshuttle kernel: bttv0: using tuner=1
Feb 3 12:40:41 linshuttle kernel: bttv0: i2c: checking for MSP34xx @
0x80... not found
Feb 3 12:40:41 linshuttle kernel: bttv0: i2c: checking for TDA9875 @
0xb0... not found
Feb 3 12:40:41 linshuttle kernel: bttv0: i2c: checking for TDA7432 @
0x8a... not found
Feb 3 12:40:41 linshuttle kernel: bttv0: i2c: checking for TDA9887 @
0x86... not found
Feb 3 12:40:41 linshuttle kernel: bttv0: registered device video0
Feb 3 12:40:41 linshuttle kernel: bttv0: registered device vbi0
Feb 3 12:40:41 linshuttle kernel: bttv0: PLL: 28636363 => 35468950 .. ok
with these occasionally:
Feb 3 12:42:03 linshuttle kernel: bttv0: OCERR @ 1e6b601c,bits: HSYNC OCERR*
FC1 (no inteference):
Feb 3 00:48:52 linshuttle kernel: bttv: driver version 0.7.107 loaded
Feb 3 00:48:52 linshuttle kernel: bttv: using 4 buffers with 2080k
(8320k total) for capture
Feb 3 00:48:52 linshuttle kernel: bttv: Host bridge is VIA
Technologies, Inc. VT8375 [KM266/KL266] Host Bridge
Feb 3 00:48:52 linshuttle kernel: bttv: Bt8xx card found (0).
Feb 3 00:48:52 linshuttle kernel: bttv0: Bt878 (rev 2) at 00:0a.0,
irq: 5, latency: 32, mmio: 0xee012000
Feb 3 00:48:52 linshuttle kernel: bttv0: detected: Hauppauge WinTV
[card=10], PCI subsystem ID is 0070:13eb
Feb 3 00:48:52 linshuttle kernel: bttv0: using: BT878(Hauppauge
(bt878)) [card=10,autodetected]
Feb 3 00:48:52 linshuttle kernel: bttv0: Hauppauge/Voodoo msp34xx:
reset line init [5]
Feb 3 00:48:52 linshuttle kernel: bttv0: Hauppauge eeprom:
model=61205, tuner=Philips FI1246 MK2 (1), radio=no
Feb 3 00:48:52 linshuttle kernel: bttv0: using tuner=1
Feb 3 00:48:52 linshuttle kernel: bttv0: i2c: checking for MSP34xx @
0x80... not found
Feb 3 00:48:52 linshuttle kernel: bttv0: i2c: checking for TDA9875 @
0xb0... not found
Feb 3 00:48:52 linshuttle kernel: bttv0: i2c: checking for TDA7432 @
0x8a... not found
Feb 3 00:48:52 linshuttle kernel: bttv0: PLL: 28636363 => 35468950 .. ok
Feb 3 00:48:52 linshuttle kernel: bttv0: registered device video0
Feb 3 00:48:52 linshuttle kernel: bttv0: registered device vbi0
lspci -vn from FC6:
00:00.0 0600: 1106:3116
Subsystem: 1297:f641
Flags: bus master, 66MHz, medium devsel, latency 8
Memory at e8000000 (32-bit, prefetchable) [size=64M]
Capabilities: [a0] AGP version 2.0
Capabilities: [c0] Power Management version 2
00:01.0 0604: 1106:b091
Flags: bus master, 66MHz, medium devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
Memory behind bridge: ec000000-edffffff
Prefetchable memory behind bridge: e0000000-e7ffffff
Capabilities: [80] Power Management version 2
00:0a.0 0400: 109e:036e (rev 02)
Subsystem: 0070:13eb
Flags: bus master, medium devsel, latency 32, IRQ 20
Memory at ee012000 (32-bit, prefetchable) [size=4K]
00:0a.1 0480: 109e:0878 (rev 02)
Subsystem: 0070:13eb
Flags: bus master, medium devsel, latency 32, IRQ 20
Memory at ee010000 (32-bit, prefetchable) [size=4K]
00:0b.0 0200: 10ec:8139 (rev 10)
Subsystem: 10ec:8139
Flags: bus master, medium devsel, latency 32, IRQ 21
I/O ports at d000 [size=256]
Memory at ee011000 (32-bit, non-prefetchable) [size=256]
[virtual] Expansion ROM at 30000000 [disabled] [size=64K]
Capabilities: [50] Power Management version 2
00:0c.0 0c00: 1106:3044 (rev 46) (prog-if 10)
Subsystem: 1106:3044
Flags: bus master, medium devsel, latency 32, IRQ 18
Memory at ee013000 (32-bit, non-prefetchable) [size=2K]
I/O ports at d400 [size=128]
Capabilities: [50] Power Management version 2
00:10.0 0c03: 1106:3038 (rev 80)
Subsystem: 1106:3038
Flags: bus master, medium devsel, latency 32, IRQ 17
I/O ports at d800 [size=32]
Capabilities: [80] Power Management version 2
00:10.1 0c03: 1106:3038 (rev 80)
Subsystem: 1106:3038
Flags: bus master, medium devsel, latency 32, IRQ 17
I/O ports at dc00 [size=32]
Capabilities: [80] Power Management version 2
00:10.2 0c03: 1106:3038 (rev 80)
Subsystem: 1106:3038
Flags: bus master, medium devsel, latency 32, IRQ 17
I/O ports at e000 [size=32]
Capabilities: [80] Power Management version 2
00:10.3 0c03: 1106:3104 (rev 82) (prog-if 20)
Subsystem: 1297:f641
Flags: bus master, medium devsel, latency 32, IRQ 17
Memory at ee014000 (32-bit, non-prefetchable) [size=256]
Capabilities: [80] Power Management version 2
00:11.0 0601: 1106:3177
Subsystem: 1297:f641
Flags: bus master, stepping, medium devsel, latency 0
Capabilities: [c0] Power Management version 2
00:11.1 0101: 1106:0571 (rev 06) (prog-if 8a)
Subsystem: 1297:f641
Flags: bus master, medium devsel, latency 32, IRQ 16
[virtual] Memory at 000001f0 (32-bit, non-prefetchable) [size=8]
[virtual] Memory at 000003f0 (type 3, non-prefetchable) [size=1]
[virtual] Memory at 00000170 (32-bit, non-prefetchable) [size=8]
[virtual] Memory at 00000370 (type 3, non-prefetchable) [size=1]
I/O ports at e400 [size=16]
Capabilities: [c0] Power Management version 2
00:11.5 0401: 1106:3059 (rev 50)
Subsystem: 1297:c160
Flags: medium devsel, IRQ 22
I/O ports at e800 [size=256]
Capabilities: [c0] Power Management version 2
01:00.0 0300: 10de:0181 (rev a2)
Subsystem: 1043:80bb
Flags: bus master, 66MHz, medium devsel, latency 248, IRQ 19
Memory at ec000000 (32-bit, non-prefetchable) [size=16M]
Memory at e0000000 (32-bit, prefetchable) [size=128M]
[virtual] Expansion ROM at ed000000 [disabled] [size=128K]
Capabilities: [60] Power Management version 2
Capabilities: [44] AGP version 3.0
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