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path: root/drivers/gpu/drm/msm/msm_gem_prime.c
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2017-06-14drm/msm: Expose our reservation object when exporting a dmabuf.Eric Anholt
commit 43523eba79bda8f5b4c27f8ffe20ea078d20113a upstream. Without this, polling on the dma-buf (and presumably other devices synchronizing against our rendering) would return immediately, even while the BO was busy. Signed-off-by: Eric Anholt <eric@anholt.net> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Rob Clark <robdclark@gmail.com> Cc: linux-arm-msm@vger.kernel.org Cc: freedreno@lists.freedesktop.org Reviewed-by: Rob Clark <robdclark@gmail.com> Signed-off-by: Rob Clark <robdclark@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-07-16drm/msm: change gem->vmap() to get/putRob Clark
Before we can add vmap shrinking, we really need to know which vmap'ings are currently being used. So switch to get/put interface. Stubbed put fxns for now. Signed-off-by: Rob Clark <robdclark@gmail.com>
2016-05-08drm/msm: use imported dmabuf's reservation objectRob Clark
This was always the intention, but somehow it was never wired up properly. Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-10-16drm/gem: Drop struct_mutex requirement from drm_gem_mmap_objDaniel Vetter
Since commit 131e663bd6f1055caaff128f9aa5071d227eeb72 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Thu Jul 9 23:32:33 2015 +0200 drm/gem: rip out drm vma accounting for gem mmaps there is no need for this any more. v2: Fixup compile noise spotted by 0-day build. Link: http://mid.gmane.org/1444894601-5200-9-git-send-email-daniel.vetter@ffwll.ch Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2015-07-29drm/msm: fix msm_gem_prime_get_sg_table()Rob Clark
We need to return a new sgt, since the caller takes ownership of it. Reported-by: Stanimir Varbanov <svarbanov@mm-sol.com> Signed-off-by: Rob Clark <robdclark@gmail.com>
2014-11-16drm/msm: Allow exported dma-bufs to be mappedDaniel Thompson
Currently msm does not implement gem_prime_mmap. Without this it is not possible to draw onto a dma-buf from userspace (making its very hard to implement the Android rendering model). Fixing this is just a matter of adding a little boilerplate. Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Rob Clark <robdclark@gmail.com>
2014-09-30drm: Pass dma-buf as argument to gem_prime_import_sg_tableMaarten Lankhorst
Allows importing dma_reservation_objects from a dma-buf. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
2013-11-01drm/msm: prime supportRob Clark
Signed-off-by: Rob Clark <robdclark@gmail.com> Acked-by: David Brown <davidb@codeaurora.org>