[PATCH 1/1] fsldma: ignore end of segments interrupt

Tabi Timur-B04825 B04825 at freescale.com
Fri Feb 17 04:50:47 EST 2012


On Thu, Jan 26, 2012 at 2:58 PM, Ira W. Snyder <iws at ovro.caltech.edu> wrote:
> The mpc8349ea has been observed to generate spurious end of segments
> interrupts despite the fact that they are not enabled by this driver.
> Check for them and ignore them to avoid a kernel error message.

When this happens, are there any other status bits set?  It seems
weird that there are spurious interrupts from an internal block,
especially since it's the same block on all 83xx parts.

I wonder if the EOSI bit just happens to be set when the interrupt
occurs for some other reason.

-- 
Timur Tabi
Linux kernel developer at Freescale


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