On Sun, Dec 13, 2015 at 7:17 PM, Song, Ruiling <ruiling.song at intel.com> wrote: >> -----Original Message----- >> From: Intel-gfx [mailto:intel-gfx-bounces at lists.freedesktop.org] On Behalf >> Of Micha? Winiarski >> Sent: Wednesday, September 9, 2015 10:07 PM >> To: intel-gfx at lists.freedesktop.org >> Cc: Ben Widawsky <ben at bwidawsk.net>; dri-devel at lists.freedesktop.org; >> mesa-dev at lists.freedesktop.org >> Subject: [Intel-gfx] [RFC libdrm] intel: Add support for softpin >> >> Softpin allows userspace to take greater control of GPU virtual address >> space and eliminates the need of relocations. It can also be used to >> mirror addresses between GPU and CPU (shared virtual memory). >> Calls to drm_intel_bo_emit_reloc are still required to build the list of >> drm_i915_gem_exec_objects at exec time, but no entries in relocs are >> created. Self-relocs don't make any sense for softpinned objects and can >> indicate a programming errors, thus are forbidden. Softpinned objects >> are marked by asterisk in debug dumps. >> >> Cc: Thomas Daniel <thomas.daniel at intel.com> >> Cc: Kristian Høgsberg <krh at bitplanet.net> >> Cc: Zou Nanhai <nanhai.zou at intel.com> >> Cc: Michel Thierry <michel.thierry at intel.com> >> Cc: Ben Widawsky <ben at bwidawsk.net> >> Cc: Chris Wilson <chris at chris-wilson.co.uk> >> Signed-off-by: MichaŠWiniarski <michal.winiarski at intel.com> >> --- >> include/drm/i915_drm.h | 4 +- >> intel/intel_bufmgr.c | 9 +++ >> intel/intel_bufmgr.h | 1 + >> intel/intel_bufmgr_gem.c | 176 >> ++++++++++++++++++++++++++++++++++++++++------ >> intel/intel_bufmgr_priv.h | 7 ++ >> 5 files changed, 173 insertions(+), 24 deletions(-) > > Will anybody help to push the patch to libdrm? Beignet highly depend on this > to implement ocl2.0 svm.
Is the kernel patch upstream? > Thanks! > Ruiling > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
