From: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Date: Mon, 1 Dec 2014 03:46:40 +0000 (-0600)
Subject: arm64: amd-seattle: Fix PCI bus range due to SMMU limitation
X-Git-Tag: omap-for-v3.19/fixes-for-merge-window~9^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=70bcc9ba15690f1e616fd5f60831f4602dd39670;p=pandora-kernel.git

arm64: amd-seattle: Fix PCI bus range due to SMMU limitation

Since PCIe is using SMMUv1 which only supports 15-bit stream ID,
only 7-bit PCI bus id is used to specify stream ID. Therefore,
we only limit the PCI bus range to 0x7f.

Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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