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    Subject[RFC PATCH 07/10] powerpc/mpic: Don't open-code dcr_resource_start
    Date
    Don't open-code the OpenFirmware "dcr-reg" property lookup trying to map
    DCR resources. This makes the code a bit easier to read.

    Signed-off-by: Kyle Moffett <Kyle.D.Moffett@boeing.com>
    ---
    arch/powerpc/sysdev/mpic.c | 7 ++-----
    1 files changed, 2 insertions(+), 5 deletions(-)

    diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
    index 31a9ada..0342ab8 100644
    --- a/arch/powerpc/sysdev/mpic.c
    +++ b/arch/powerpc/sysdev/mpic.c
    @@ -319,11 +319,8 @@ static void _mpic_map_dcr(struct mpic *mpic, struct device_node *node,
    struct mpic_reg_bank *rb,
    unsigned int offset, unsigned int size)
    {
    - const u32 *dbasep;
    -
    - dbasep = of_get_property(node, "dcr-reg", NULL);
    -
    - rb->dhost = dcr_map(node, *dbasep + offset, size);
    + phys_addr_t phys_addr = dcr_resource_start(node);
    + rb->dhost = dcr_map(mpic->node, phys_addr + offset, size);
    BUG_ON(!DCR_MAP_OK(rb->dhost));
    }

    --
    1.7.2.5


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