linux-kernel - Re: [PATCH 11/29] memstick: mspro: use MS_TPC_EX_SET

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Date:	Mon, 25 Oct 2010 08:27:28 -0700 (PDT)
From:	Alex Dubov <oakad@...oo.com>
To:	Maxim Levitsky <maximlevitsky@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Maxim Levitsky <maximlevitsky@...il.com>
Subject: Re: [PATCH 11/29] memstick: mspro: use MS_TPC_EX_SET_CMD



--- On Fri, 22/10/10, Maxim Levitsky <maximlevitsky@...il.com> wrote:

> From: Maxim Levitsky <maximlevitsky@...il.com>
> Subject: [PATCH 11/29] memstick: mspro: use MS_TPC_EX_SET_CMD
> To: "Alex Dubov" <oakad@...oo.com>
> Cc: "Andrew Morton" <akpm@...ux-foundation.org>, "LKML" <linux-kernel@...r.kernel.org>, "Maxim Levitsky" <maximlevitsky@...il.com>
> Received: Friday, 22 October, 2010, 4:53 PM
> This little optimization done by Sony
> for
> PRO variant of the cards allows to bundle the param
> register
> with the command and therefore send one TPC less.
> 
> This increases IO throughput somewhat.
> (4.4 -> 4.8 MB/s on Jmicron for example)
> 

1. Names for states.
2. Coding style.
3. Introduction of struct mspro_cmdex_argument belongs to this patch.





      
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