RE: [PATCH 22/36] serial: fix pch_uart kconfig & build

From: Tomoya MORINAGA
Date: Thu Jan 06 2011 - 19:21:50 EST

Hi Greg,

On Friday, January 07, 2011 7:23 AM, Greg Kroah-Hartman wrote:
> Also, the help text says that the
> driver enables & uses PCH_DMA, which is not enabled, so select that.

I think PCH_DMA is not always used when a user uses PCH_UART.
Since overhead of DMA is not small, in case of low frequent communication,
without DMA is better.
Thus, I think "select PCH_DMA" is unnecessary

(Of course, the PCH_UART works both with/without PCH_DMA.)


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