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(parent: 96b5d1b) | patch
drm/virtio: fix ring free check
authorGerd Hoffmann <kraxel@redhat.com>
Fri, 7 Feb 2020 06:46:53 +0000 (07:46 +0100)
committerGerd Hoffmann <kraxel@redhat.com>
Fri, 7 Feb 2020 08:33:55 +0000 (09:33 +0100)
commit5edbb56082567d754a096286368e99a3377d8c95
tree72df0e1c229dd3645a53542467343b99afb49b29tree
parent96b5d1bee29f12fe5d75a96992bd67f3c46c9048commit | diff
drm/virtio: fix ring free check

If the virtio device supports indirect ring descriptors we need only one
ring entry for the whole command.  Take that into account when checking
whenever the virtqueue has enough free entries for our command.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200207064653.14403-1-kraxel@redhat.com
drivers/gpu/drm/virtio/virtgpu_debugfs.c diff | blob | blame | history
drivers/gpu/drm/virtio/virtgpu_drv.h diff | blob | blame | history
drivers/gpu/drm/virtio/virtgpu_kms.c diff | blob | blame | history
drivers/gpu/drm/virtio/virtgpu_vq.c diff | blob | blame | history
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