On Wed, Apr 25, 2018 at 12:00 AM, Stefan Schake <stsch...@gmail.com> wrote: > v2 drops the submit flags, directly moves in fence handling to the > job submit function and queries for the syncobj cap instead of using > a separate support parameter. > > This series adds support for the native fence fd extension to vc4. > The implementation relies on a newly introduced kernel interface that > allows submitting syncobjs for in/out fences during job submission. > > Since syncobjs are relatively new, patches 1 and 3 have build changes > for automake and meson to require a recent libdrm version. > > There is some scope here to replace the previous sequence number based > implementation with only syncobjs, but given that we need to continue > supporting older kernels I felt it would have only added complexity. > > This has been tested with piglit and kmscube -A(tomic). In particular, > I checked that the fd numbers weren't increasing during the kmscube run. > > Should not be merged until the kernel side lands. In particular, patch 2 > is purely provisional. > > Stefan Schake (6): > broadcom/vc4: Drop libdrm_vc4 requirement > drm-uapi: Update vc4 header with syncobj submit support > broadcom/vc4: Bump libdrm requirement > broadcom/vc4: Detect syncobj support > broadcom/vc4: Store job fence in syncobj > broadcom/vc4: Native fence fd support > > configure.ac | 3 +- > include/drm-uapi/vc4_drm.h | 13 +++++-- > meson.build | 2 + > src/gallium/drivers/vc4/vc4_context.c | 29 +++++++++++++-- > src/gallium/drivers/vc4/vc4_context.h | 10 ++++- > src/gallium/drivers/vc4/vc4_fence.c | 70 > +++++++++++++++++++++++++++++++++-- > src/gallium/drivers/vc4/vc4_job.c | 34 ++++++++++++++++- > src/gallium/drivers/vc4/vc4_screen.c | 12 +++++- > src/gallium/drivers/vc4/vc4_screen.h | 5 ++- > 9 files changed, 160 insertions(+), 18 deletions(-) > > -- > 2.7.4 >
Kernel v2 is here: https://patchwork.freedesktop.org/series/42082/ Thanks, Stefan _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
