Jason Ekstrand <ja...@jlekstrand.net> writes: > I was talking to Daniel today and I think we also need another some sort of > GL or GBM api that gives you the modifiers supported for > rendering/texturing. One option would be a gbm_get_modifiers_for_use() > entrypoint that takes a usage and gives you a set of modifiers that's > guaranteed to work for that usage. For scanout, it would return LINEAR, X, > and Y on SKL+ and LINEAR and X on BDW-; it wouldn't return CCS because that > only works on a limited number of planes. I say this now because we may > want to do that with the same DRI version bump as the rest of it.
Are you aware of https://www.khronos.org/registry/EGL/extensions/EXT/EGL_EXT_image_dma_buf_import_modifiers.txt If you talked to Daniel, he probably brought it up - what's missing? Kristian > On Thu, Mar 9, 2017 at 5:48 PM, Ben Widawsky <b...@bwidawsk.net> wrote: > >> This is essential the creation and getter for GBM modifiers (via DRI >> images). >> >> This was the second chunk of the Renderbuffer Decompression series (aka GBM >> modifiers). Splitting this up to make merging easier. These patches are >> simple >> plumbing for getting modifiers through the various GBM functions as well as >> exposing the new entry points. >> >> Ben Widawsky (3): >> dri: Add an image creation with modifiers >> gbm: Introduce modifiers into surface/bo creation >> gbm: Export a get modifiers >> >> include/GL/internal/dri_interface.h | 27 ++++++++++- >> src/egl/drivers/dri2/platform_drm.c | 19 ++++++-- >> src/gallium/state_trackers/dri/dri2.c | 1 + >> src/gbm/backends/dri/gbm_dri.c | 78 >> +++++++++++++++++++++++++++++--- >> src/gbm/gbm-symbols-check | 3 ++ >> src/gbm/main/gbm.c | 48 +++++++++++++++++++- >> src/gbm/main/gbm.h | 15 ++++++ >> src/gbm/main/gbmint.h | 13 +++++- >> src/mesa/drivers/dri/i965/intel_screen.c | 50 +++++++++++++++++++- >> 9 files changed, 237 insertions(+), 17 deletions(-) >> >> -- >> 2.12.0 >> >> > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
