[PATCH 0/2] Add RESOURCE_GET_LAYOUT ioctl
From: Julia Zhang
Date: Fri Nov 10 2023 - 13:00:27 EST
This is to add a new ioctl RESOURCE_GET_LAYOUT to virtio-gpu to get the
information about how the host has actually allocated the buffer. It is
implemented to query the stride of linear buffer for dGPU prime on guest VM,
related mesa mr: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23896
Daniel Stone (1):
drm/virtio: Implement RESOURCE_GET_LAYOUT ioctl
Julia Zhang (1):
drm/virtio: Modify RESOURCE_GET_LAYOUT ioctl
drivers/gpu/drm/virtio/virtgpu_drv.c | 1 +
drivers/gpu/drm/virtio/virtgpu_drv.h | 22 ++++++++-
drivers/gpu/drm/virtio/virtgpu_ioctl.c | 66 ++++++++++++++++++++++++++
drivers/gpu/drm/virtio/virtgpu_kms.c | 8 +++-
drivers/gpu/drm/virtio/virtgpu_vq.c | 63 ++++++++++++++++++++++++
include/uapi/drm/virtgpu_drm.h | 21 ++++++++
include/uapi/linux/virtio_gpu.h | 30 ++++++++++++
7 files changed, 208 insertions(+), 3 deletions(-)
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2.34.1