From: Tomasz Figa <tomasz.figa@gmail.com>
Date: Sat, 11 Jan 2014 21:39:02 +0000 (+0100)
Subject: mmc: sdhci-s3c: Cache bus clock rates
X-Git-Tag: v3.15-rc1~42^2~43
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6eb28bdcb27249ca9981fb063d3f2485fd344500;p=pandora-kernel.git

mmc: sdhci-s3c: Cache bus clock rates

To fix scheduling while atomic happening in sdhci_s3c_set_clock() caused
by calling clk_get_rate() that might sleep, this patch modifies the
driver to cache rates of all bus clocks at probe time and then only use
those cache values.

Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by; Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Chris Ball <chris@printf.net>
---

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