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(parent: 9804f8c) | patch
of/address: Introduce of_dma_get_max_cpu_address()
authorNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Thu, 19 Nov 2020 17:53:55 +0000 (18:53 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Fri, 20 Nov 2020 09:34:13 +0000 (09:34 +0000)
commit964db79d6c186cc2ecc6ae46f98eed7e0ea8cf71
tree0a23f95c22adfa863417019ce95f844a4e8d05fbtree | snapshot
parent9804f8c69b04a39d0ba41d19e6bdc6aa91c19725commit | diff
of/address: Introduce of_dma_get_max_cpu_address()

Introduce of_dma_get_max_cpu_address(), which provides the highest CPU
physical address addressable by all DMA masters in the system. It's
specially useful for setting memory zones sizes at early boot time.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201119175400.9995-4-nsaenzjulienne@suse.de
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
drivers/of/address.c diff | blob | history
include/linux/of.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git