From: Grant Likely <grant.likely@secretlab.ca>
Date: Tue, 23 Oct 2007 04:27:46 +0000 (+1000)
Subject: [POWERPC] Uartlite: speed up console output
X-Git-Tag: v2.6.24-rc3~175^2^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1d6b698764084510fe6168bb5b650165dced03ae;p=pandora-kernel.git

[POWERPC] Uartlite: speed up console output

Change the wait_tx routine to call cpu_relax() instead of udelay() to
reduce console output latency and test for the TXFULL bit instead of
TXEMPTY.  That way the FIFO doesn't need to by 100% flushed before
writing the next character.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
---

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