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powerpc/mpic: Invert the meaning of MPIC_PRIMARY

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It turns out that there are only 2 in-tree platforms which use MPICs
which are not "primary":  IBM Cell and PowerMac.  To reduce the
complexity of the typical board setup code, invert the MPIC_PRIMARY bit
into MPIC_SECONDARY.

Signed-off-by: Kyle Moffett <Kyle.D.Moffett@boeing.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Kyle Moffett
2011-12-02 06:28:03 +00:00
committed by Benjamin Herrenschmidt
parent 996983b75c
commit be8bec56df
31 changed files with 42 additions and 47 deletions
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8
arch/powerpc/include/asm/mpic.h
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@@ -334,11 +334,11 @@ struct mpic
* Note setting any ID (leaving those bits to 0) means standard MPIC
*/
/* This is the primary controller, only that one has IPIs and
* has afinity control. A non-primary MPIC always uses CPU0
* registers only
/*
* This is a secondary ("chained") controller; it only uses the CPU0
* registers. Primary controllers have IPIs and affinity control.
*/
#define MPIC_PRIMARY 0x00000001
#define MPIC_SECONDARY 0x00000001
/* Set this for a big-endian MPIC */
#define MPIC_BIG_ENDIAN 0x00000002