This allows the drivers/misc/mic/vop/ code to be used on other architectures and adds a loopback driver to be able to use/test/evaluate it without special hardware.
See v1 for more info: https://lore.kernel.org/lkml/20190116163253.23780-1-vincent.whitchu...@axis.com/ v2: - Rebase on top of the patches which have merged - Use unsigned long instead of uintptr_t - Drop "Use consistent DMA" for now since it's not needed for loopback - Add race fix - Build on all architectures, not just ARM and x86 - Add sample userspace code Vincent Whitchurch (7): mic: vop: Cast pointers to unsigned long mic: Rename ioremap pointer to remap mic: vop: Allow building on more systems mic: vop: Add loopback driver mic: vop: Fix init race with shared interrupts samples: mic: Split out vop code from mpssd samples: mic: Add sample VOP userspace drivers/misc/mic/Kconfig | 13 +- drivers/misc/mic/bus/scif_bus.h | 8 +- drivers/misc/mic/bus/vop_bus.h | 8 +- drivers/misc/mic/card/mic_device.c | 8 +- drivers/misc/mic/host/mic_boot.c | 8 +- drivers/misc/mic/scif/scif_map.h | 4 +- drivers/misc/mic/vop/Makefile | 2 + drivers/misc/mic/vop/vop_loopback.c | 382 ++++++++ drivers/misc/mic/vop/vop_main.c | 62 +- drivers/misc/mic/vop/vop_vringh.c | 15 +- samples/mic/mpssd/.gitignore | 1 + samples/mic/mpssd/Makefile | 9 +- samples/mic/mpssd/mpssd.c | 1317 +------------------------- samples/mic/mpssd/mpssd.h | 1 + samples/mic/mpssd/vop.c | 1357 +++++++++++++++++++++++++++ samples/mic/mpssd/vopd.c | 25 + 16 files changed, 1866 insertions(+), 1354 deletions(-) create mode 100644 drivers/misc/mic/vop/vop_loopback.c create mode 100644 samples/mic/mpssd/vop.c create mode 100644 samples/mic/mpssd/vopd.c -- 2.20.0