BugLink: http://bugs.launchpad.net/bugs/1721550

commit 4c35430a upstream.

The number of requestor lines was clamped to 0 for all pxa architectures
in the requestor declaration. Fix this by using the value.

Fixes: 72b195cb ("ARM: pxa: add the number of DMA requestor lines")
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>