[linux-dvb] HVR-1200, cx23885 driver and Message Signaled Interrupts

Peter Hoeg peter at hoeg.com
Sat Jan 3 05:38:47 CET 2009


I'm successfully using a HVR1200, however the board reports MSI capabilities and
the driver doesn't seem to enable it. Is there any work happening on supporting
MSI? Anyway I can help testing things out?

$ lspci -v -s 4:0.0
04:00.0 Multimedia video controller: Conexant Systems, Inc. CX23885 PCI Video
and Audio Decoder (rev 02)
	Subsystem: Hauppauge computer works Inc. Device 71d3
	Flags: bus master, fast devsel, latency 0, IRQ 16
	Memory at ef800000 (64-bit, non-prefetchable) [size=2M]
	Capabilities: [40] Express Endpoint, MSI 00
	Capabilities: [80] Power Management version 2
	Capabilities: [90] Vital Product Data <?>
	Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
	Capabilities: [100] Advanced Error Reporting <?>
	Capabilities: [200] Virtual Channel <?>
	Kernel driver in use: cx23885
	Kernel modules: cx23885


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