[Bug 15865] dvd playback is choppy

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Ubuntu | totem-xine





------- Additional Comments From javiermon at gmail.com  2005-09-21 12:49 UTC -------
(In reply to comment #4)
> The * doesn't show the dma mode if it's on or not.
> 
> 
> See here:
> 
> # sudo hdparm -d -I /dev/hdc
> 
> /dev/hdc:
>  using_dma    =  0 (off)
> 
> ATAPI CD-ROM, with removable media
>         Model Number:       DW-224E-A
>         Serial Number:
>         Firmware Revision:  A.2F
> Standards:
>         Likely used CD-ROM ATAPI-1
> Configuration:
>         DRQ response: 50us.
>         Packet size: 12 bytes
> Capabilities:
>         LBA, IORDY(can be disabled)
>         DMA: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2
>              Cycle time: min=120ns recommended=120ns
>         PIO: pio0 pio1 pio2 pio3 pio4
>              Cycle time: no flow control=120ns  IORDY flow control=120ns
> 
> So...try to do this:
> 
> # sudo hdparm -d 1 -I /dev/hdc 
> 
> and try again.
> 
> I have this choppy dvd replay only then when the dma mode is not enabled.
> Running xine is a good piece of software which shows you the effect better then
> totem.
> 
> regards,
> 
> \sh

You're correct. I thought the * meant it was the current mode.
Also, I remember reading in the forums that dma was enabled by default
in breezy so I changed my hdparm settings to default. I will modify my
hdparm.conf file to enable dma.

Thanxs for the hint. Feel free to remove this bug.


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