linux-kernel - Re: [PATCH 31/64] cmd64x: fix PIO and MWDMA timings calculations

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Message-Id: <20100119.012602.119364853.davem@davemloft.net>
Date:	Tue, 19 Jan 2010 01:26:02 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	bzolnier@...il.com
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 31/64] cmd64x: fix PIO and MWDMA timings calculations

From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Date: Mon, 18 Jan 2010 18:18:26 +0100

> From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
> Subject: [PATCH] cmd64x: fix PIO and MWDMA timings calculations
> 
> Just use the standard ide_timing_compute() helper to calculate
> PIO and MWDMA timings.  This fixes some issues with the open-coded
> version like allowing faster MWDMA timings than the ones required
> by the current PIO mode or not accounting for the enhanced MWDMA
> cycle time specified by the device.
> 
> Based on libata pata_cmd64x host driver.
> 
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>

Applied.
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