On 15 October 2018 at 03:21, Bin Meng <bmeng...@gmail.com> wrote: > This adds a new virtio uclass driver for “virtio” [1] family of > devices that are are found in virtual environments like QEMU, > yet by design they look like physical devices to the guest. > > The uclass driver provides child_pre_probe() and child_post_probe() > methods to do some common operations for virtio device drivers like > device and driver supported feature negotiation, etc. > > [1] http://docs.oasis-open.org/virtio/virtio/v1.0/virtio-v1.0.pdf > > Signed-off-by: Tuomas Tynkkynen <tuomas.tynkky...@iki.fi> > Signed-off-by: Bin Meng <bmeng...@gmail.com> > > --- > > Changes in v3: None > Changes in v2: > - Added virtio spec link and a short statement of what virtio is > in the header and source files > - Changed to use 'transport' over 'bus' in drivers/virtio/Kconfig > - Added UCLASS_VIRTIO ID in alphabetical order > - Moved the header file inclusion from virtio.h to C file > - Fixed code styling issue (blank line before return) in > virtio_xxx() APIs > - Changed virtio_init() to return int if there is an error > - Added virtio_uclass_pre_probe() to check virtio transport driver > ops here so that we don't need check these ops each time when > the virtio_xxx APIs are called > - Implemented child_post_remove() method to reset the virtio device > - Changed virtio_driver_features_init() parameter 'feature' and > 'feature_legacy' to const, and adjust member of > 'struct virtio_dev_priv' accordingly > - Initialize uc_priv->vqs in virtio_uclass_post_probe() > > drivers/Kconfig | 2 + > drivers/Makefile | 1 + > drivers/virtio/Kconfig | 25 ++ > drivers/virtio/Makefile | 6 + > drivers/virtio/virtio-uclass.c | 369 +++++++++++++++++++++ > include/dm/uclass-id.h | 1 + > include/virtio.h | 707 > +++++++++++++++++++++++++++++++++++++++++ > include/virtio_types.h | 24 ++ > 8 files changed, 1135 insertions(+) > create mode 100644 drivers/virtio/Kconfig > create mode 100644 drivers/virtio/Makefile > create mode 100644 drivers/virtio/virtio-uclass.c > create mode 100644 include/virtio.h > create mode 100644 include/virtio_types.h
Reviewed-by: Simon Glass <s...@chromium.org> Applied to u-boot-dm/next, thanks! _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
