USB zvukovka Maya EX5

Michal Schmidt xschmi00 na stud.feec.vutbr.cz
Pátek Duben 1 14:01:07 CEST 2005


Zdik Kudrle wrote:
> Tohle spis vypada na krpu nekde v USB mass storage, ale buh vi. Mam
> chipset ICH3, tzn. UHCI.


No vida, takze to se Vas tyka tato zprava Alana Sterna:
> The latencies are almost certainly caused by the USB host controller 
> driver.  I'm planning improvements to uhci-hcd which should help reduce 
> the latency, but it will still be on the large side.  And I won't have 
> time to write the changes to the driver for several months.
> 
> The best solution is to stop using uhci-hcd.  Get a PCI card with an OHCI 
> or EHCI (high-speed) controller.  They do much more work in hardware, 
> reducing the amount of time the driver needs to spend with interrupts 
> disabled.


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