Messages in this thread | | | Date | Tue, 1 Nov 2011 19:55:17 +0000 | From | Alan Cox <> | Subject | Re: [PATCH 02/14] ARM : SAMSUNG : Add RS485 support. |
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> The opinion part... I needed a timer to switch from transmit to > receive after the FIFO was empty. I started by using the low > resolution timer using jiffies first. I found that wasn't high enough > resolution, so I switched to the Linux HRT. Currently I have both > versions that can be selected by conditional compile. Should I > just remove the low resolution timer completely or leave it in.
I would just remove the low res one. They should degrade to low res timer equivalence anyway.
> Second, I have a chunk of code that if it could be made to work > could off load the receiving to DMA up to the last couple of bytes > then switch back to interrupts for the token byte. Should I leave > that code in a #if 0 statement or should I just delete it.
Is it something that you are likely to debug or someone is going to debug shortly ? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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