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68682e9578
Introduce device driver for PCIe implementation of RISC-V IOMMU architected hardware. IOMMU hardware and system support for MSI or MSI-X is required by this implementation. Vendor and device identifiers used in this patch matches QEMU implementation of the RISC-V IOMMU PCIe device, from Rivos VID (0x1efd) range allocated by the PCI-SIG. MAINTAINERS | added iommu-pci.c already covered by matching pattern. Link: https://lore.kernel.org/qemu-devel/20240307160319.675044-1-dbarboza@ventanamicro.com/ Co-developed-by: Nick Kossifidis <mick@ics.forth.gr> Signed-off-by: Nick Kossifidis <mick@ics.forth.gr> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Signed-off-by: Tomasz Jeznach <tjeznach@rivosinc.com> Acked-by: Palmer Dabbelt <palmer@rivosinc.com> Link: https://lore.kernel.org/r/12f3bdbe519ebb7ca482191e7334d38b25b8ae8f.1729059707.git.tjeznach@rivosinc.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.