Re: [PATCH v2 1/4]enable background operations for supported eMMC card

From: Arnd Bergmann
Date: Mon Dec 06 2010 - 07:29:35 EST


On Friday 03 December 2010, Chuanxiao Dong wrote:
> From 984adc755cf2f7966a89e510a50f085e314fe347 Mon Sep 17 00:00:00 2001
> From: Chuanxiao Dong <chuanxiao.dong@xxxxxxxxx>
> Date: Mon, 22 Nov 2010 16:31:12 +0800
> Subject: [PATCH 1/4] mmc: Enabled background operations feature if eMMC card supports

These headers don't belong into a submission. If you use git-send-email,
they get cut off automatically, otherwise just remove them as you paste
the patch into your mail client.

> Background operations is a new feature defined in eMMC4.41 standard.
> Since this feature is opertional for eMMC card, so driver only enable

s/opertional/optional/

> @@ -54,6 +54,8 @@ struct mmc_ext_csd {
> unsigned int sec_trim_mult; /* Secure trim multiplier */
> unsigned int sec_erase_mult; /* Secure erase multiplier */
> unsigned int trim_timeout; /* In milliseconds */
> + unsigned int bkops:1; /* background support bit */
> + unsigned int bkops_en:1; /* background enable bit */
> };

Bit fields are not encouraged for kernel internal data structures,
just use "bool" variables here.

Arnd
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