From: Max Filippov <jcmvbkbc@gmail.com>
Date: Sun, 5 Apr 2009 21:03:09 +0000 (+0400)
Subject: p54spi: get rid of busy-wait loops
X-Git-Tag: v2.6.31-rc1~330^2~568^2~102
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=87cbfd06889256cac945b37c7f62f4ce7f44b34a;p=pandora-kernel.git

p54spi: get rid of busy-wait loops

p54spi_wakeup and p54spi_tx_frame used busy-waiting loop
to poll for 'ready' bits in SPI_ADRS_HOST_INTERRUPTS register.
With this change in place 'WR_READY timeout' messages do not
show anymore.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Acked-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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