This RFC adds support for MSI for platform devices. a) MSI(s) is/are added in addition to the normal interrupts. b) The vendor specific MSI configuration can be done using callbacks which is implemented as msi module. c) Adds a msi handling module for the Broadcom platform devices. Vikas Gupta (3): vfio/platform: add support for msi vfio/platform: change cleanup order vfio/platform: add Broadcom msi module drivers/vfio/platform/Kconfig | 1 + drivers/vfio/platform/Makefile | 1 + drivers/vfio/platform/msi/Kconfig | 9 + drivers/vfio/platform/msi/Makefile | 2 + .../vfio/platform/msi/vfio_platform_bcmplt.c | 74 ++++++ drivers/vfio/platform/vfio_platform_common.c | 86 ++++++- drivers/vfio/platform/vfio_platform_irq.c | 235 +++++++++++++++++- drivers/vfio/platform/vfio_platform_private.h | 23 ++ include/uapi/linux/vfio.h | 1 + 9 files changed, 417 insertions(+), 15 deletions(-) create mode 100644 drivers/vfio/platform/msi/Kconfig create mode 100644 drivers/vfio/platform/msi/Makefile create mode 100644 drivers/vfio/platform/msi/vfio_platform_bcmplt.c -- 2.17.1
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