Re: [RFC] pata_icside driver

[Alan Cox]

> +	/*
> +	 * DMA is based on a 16MHz clock
> +	 */
> +	if (ata_timing_compute(adev, adev->dma_mode, &t, 1000, 1))
> +		return;

This seems strange for a 16MHz clock.

> +
> +	/*
> +	 * Now, properly adjust the timings.  If we have a 62.5ns clock
> +	 * period and we ask for MWDMA2, it calculates the following
> +	 * timings: active 125ns, recovery 62.5ns, cycle 125ns.
> +	 * Quite obviously bogus. 

NAK. 

At this point you need to work out why you are getting bogus results and
fix it or demonstrate a bug in the core code and fix that.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/