From mboxrd@z Thu Jan 1 00:00:00 1970 From: hanjun.guo@linaro.org (Hanjun Guo) Date: Tue, 29 Nov 2016 20:17:58 +0800 Subject: [PATCH v9 09/16] drivers: acpi: iort: add support for ARM SMMU platform devices creation In-Reply-To: <20161121100148.24769-10-lorenzo.pieralisi@arm.com> References: <20161121100148.24769-1-lorenzo.pieralisi@arm.com> <20161121100148.24769-10-lorenzo.pieralisi@arm.com> Message-ID: <11ea77fa-688f-d31d-bd3c-35ca52e0a18b@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 2016/11/21 18:01, Lorenzo Pieralisi wrote: > In ARM ACPI systems, IOMMU components are specified through static > IORT table entries. In order to create platform devices for the > corresponding ARM SMMU components, IORT kernel code should be made > able to parse IORT table entries and create platform devices > dynamically. > > This patch adds the generic IORT infrastructure required to create > platform devices for ARM SMMUs. > > ARM SMMU versions have different resources requirement therefore this > patch also introduces an IORT specific structure (ie iort_iommu_config) > that contains hooks (to be defined when the corresponding ARM SMMU > driver support is added to the kernel) to be used to define the > platform devices names, init the IOMMUs, count their resources and > finally initialize them. > > Signed-off-by: Lorenzo Pieralisi > Reviewed-by: Tomasz Nowicki > Tested-by: Hanjun Guo > Tested-by: Tomasz Nowicki > Cc: Hanjun Guo > Cc: Tomasz Nowicki > Cc: "Rafael J. Wysocki" > --- > drivers/acpi/arm64/iort.c | 151 ++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 151 insertions(+) Acked-by: Hanjun Guo Thanks Hanjun