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2019-08-05fpga: dfl: pci: enable SRIOV support.Wu Hao1-0/+36
This patch enables the standard sriov support. It allows user to enable SRIOV (and VFs), then user could pass through accelerators (VFs) into virtual machine or use VFs directly in host. Signed-off-by: Zhang Yi Z <yi.z.zhang@intel.com> Signed-off-by: Xu Yilun <yilun.xu@intel.com> Signed-off-by: Wu Hao <hao.wu@intel.com> Acked-by: Alan Tull <atull@kernel.org> Acked-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Moritz Fischer <mdf@kernel.org> Link: https://lore.kernel.org/r/1564914022-3710-3-git-send-email-hao.wu@intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-15fpga: dfl-pci: add enumeration for feature devicesWu Hao1-2/+142
The Device Feature List (DFL) is implemented in MMIO and features are linked via the DFLs. This patch enables pcie driver to prepare enumeration information (e.g. locations of all device feature lists in MMIO) and use common APIs provided by the Device Feature List framework to enumerate each feature device linked. Signed-off-by: Tim Whisonant <tim.whisonant@intel.com> Signed-off-by: Enno Luebbers <enno.luebbers@intel.com> Signed-off-by: Shiva Rao <shiva.rao@intel.com> Signed-off-by: Christopher Rauer <christopher.rauer@intel.com> Signed-off-by: Zhang Yi <yi.z.zhang@intel.com> Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> Signed-off-by: Wu Hao <hao.wu@intel.com> Acked-by: Alan Tull <atull@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-15fpga: add FPGA DFL PCIe device driverZhang Yi1-0/+103
This patch implements the basic framework of the driver for FPGA PCIe device which implements the Device Feature List (DFL) in its MMIO space. This driver is verified on Intel(R) PCIe-based FPGA DFL devices, including both integrated (e.g. Intel Server Platform with In-package FPGA) and discrete (e.g. Intel FPGA PCIe Acceleration Cards) solutions. Signed-off-by: Tim Whisonant <tim.whisonant@intel.com> Signed-off-by: Enno Luebbers <enno.luebbers@intel.com> Signed-off-by: Shiva Rao <shiva.rao@intel.com> Signed-off-by: Christopher Rauer <christopher.rauer@intel.com> Signed-off-by: Zhang Yi <yi.z.zhang@intel.com> Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> Signed-off-by: Wu Hao <hao.wu@intel.com> Acked-by: Alan Tull <atull@kernel.org> Acked-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>