[PATCH 0/9] drm/amdgpu:Enable Full Zero Frame Buffer feature

Feifei Xu Feifei.Xu at amd.com
Wed Feb 7 12:34:43 UTC 2018


This patch-set enabled Full Zero Frame Buffer.
And fixed hardcoded base offset of vram pages issue.

Enable the ZFB by: modprobe amdgpu zfb={zfb_size,zfb_phy_offset}

Feifei Xu (6):
  drm/amdgpu: Fix hardcoded base offset of vram pages
  drm/amdgpu: add new member in amdgpu_mc for zfb support
  drm/amdgpu: add amdgpu module parameter for zfb
  drm/amdgpu: init zfb start address and size
  drm/amdgpu: user reserved zfb to init vram base offset and size
  drm/amdgpu: program system bit for pte/pde when ZFB is enabled

Hawking Zhang (3):
  drm/amdgpu: enable physical transaction for ptd/pde when ZFB is
    enabled
  drm/amdgpu: program AGP aperture as frame buffer when ZFB is enabled
  drm/amdgpu: init mc base address for zfb

 drivers/gpu/drm/amd/amdgpu/amdgpu.h        |  1 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 12 +++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c    |  5 ++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h    |  5 ++++
 drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c   | 35 +++++++++++++++++++++------
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c      | 29 +++++++++++++++-------
 drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c    | 39 +++++++++++++++++++++++-------
 7 files changed, 101 insertions(+), 25 deletions(-)

-- 
2.7.4



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