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History log of /src/sys/external/bsd/drm2/include/drm/ttm/ttm_page_alloc.h
RevisionDateAuthorComments
 1.3  19-Dec-2021  riastradh match linux side-loading


Author: Maya Rashish <maya@NetBSD.org>
 1.2  24-Apr-2016  riastradh Rework ttm tt swapin/swapout logic.

Rather than handling `swapping in/out' here, per se, we let uvm do
that, we interpret `swap out' as `deactivate pages', and we add
generic ttm operations to wire and unwire pages, for the ttm_tt
driver to use.

This fixes certain graphics buffer eviction logic, which enables
nouveau to suspend/resume on one of my machines. (The machine
doesn't resume overall for other reasons, but the nouveau device
suspends and resumes in isolation.)

XXX pullup to netbsd-7 after a couple weeks
 1.1  16-Jul-2014  riastradh branches: 1.1.2; 1.1.4; 1.1.6; 1.1.8; 1.1.12;
First whack at radeon driver.

No hardware to test yet, but it builds.
 1.1.12.1  18-Jan-2017  skrll Sync with netbsd-5
 1.1.8.1  29-May-2016  skrll Sync with HEAD
 1.1.6.3  03-Dec-2017  jdolecek update from HEAD
 1.1.6.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.1.6.1  16-Jul-2014  tls file ttm_page_alloc.h was added on branch tls-maxphys on 2014-08-20 00:04:21 +0000
 1.1.4.1  12-Dec-2016  msaitoh Pull up following revision(s) (requested by snj in ticket #1280):
sys/external/bsd/drm2/ttm/ttm_bus_dma.c: revision 1.2
sys/external/bsd/drm2/include/drm/drm_wait_netbsd.h: revision 1.14
sys/external/bsd/drm2/dist/drm/nouveau/nouveau_dp.c: revision 1.2
sys/external/bsd/drm2/dist/drm/ttm/ttm_tt.c: revision 1.7
sys/external/bsd/drm2/dist/drm/nouveau/core/engine/device/nouveau_engine_device_base.c: revision 1.11
sys/external/bsd/drm2/dist/drm/nouveau/core/engine/fifo/nouveau_engine_fifo_nv40.c: revision 1.2
sys/external/bsd/drm2/dist/include/drm/ttm/ttm_bo_driver.h: revision 1.3
sys/external/bsd/drm2/dist/drm/radeon/radeon_ttm.c: revision 1.8
sys/external/bsd/drm2/dist/drm/nouveau/nouveau_connector.c: revision 1.3
sys/external/bsd/drm2/dist/drm/nouveau/nouveau_gem.c: revision 1.4
sys/external/bsd/drm2/dist/drm/nouveau/core/subdev/devinit/nouveau_subdev_devinit_nv04.c: revision 1.3
sys/external/bsd/drm2/dist/drm/nouveau/nouveau_bo.c: revision 1.7
sys/external/bsd/drm2/dist/drm/nouveau/core/core/nouveau_core_object.c: revision 1.3
sys/external/bsd/drm2/dist/drm/i915/i915_gpu_error.c: revision 1.4
sys/external/bsd/drm2/dist/drm/nouveau/core/subdev/mxm/nouveau_subdev_mxm_mxms.c: revision 1.2
sys/external/bsd/drm2/dist/drm/nouveau/core/subdev/mxm/nouveau_subdev_mxm_nv50.c: revision 1.3
sys/external/bsd/drm2/dist/drm/nouveau/core/engine/disp/nouveau_engine_disp_nvd0.c: revision 1.3
sys/external/bsd/drm2/dist/drm/nouveau/core/engine/fifo/nouveau_engine_fifo_base.c: revision 1.5
sys/external/bsd/drm2/include/drm/ttm/ttm_page_alloc.h: revision 1.2
sys/external/bsd/drm2/drm/drm_vma_manager.c: revision 1.4
sys/external/bsd/drm2/nouveau/nouveau_pci.c: revision 1.8
- fix non-debug build
- Use %"PRIx8", not %hx, for uint8_t. %hx is for unsigned short.
- Flush unused function. Found by joerg.
- Make sure rbtrees are empty on desctruction.
If related to PR kern/51076, might help catch the bug a bit earlier.
- revert rev 1.6. we don't have access to those files as normal files
and possible will get them directly elsewhere soon.
(if i hack my nouveau to ignore fireware failure, it end up having
a vaguely working console and slowly working X, which is better than
the current situation.)
- Avoid possible null pointer dereference. Found by Coverity, CID 709895.
- Mark fallthrough to suppress Coverity complaints.
CID 143119
CID 143120
CID 143121
CID 143122
CID 143123
CID 143124
- Sanity-check that the encoder we found is not null.
I think the previous code guarantees that finding this encoder should
work, so this should be a moot point. CID 145720.
- Mark intended fallthrough to suppress Coverity CID 201378.
- Mark fallthrough with a comment to appease Coverity, CID 703385.
- Make it clearer to Coverity that there's no array overrun. CID 989067.
- Rework ttm tt swapin/swapout logic.
Rather than handling `swapping in/out' here, per se, we let uvm do
that, we interpret `swap out' as `deactivate pages', and we add
generic ttm operations to wire and unwire pages, for the ttm_tt
driver to use.
This fixes certain graphics buffer eviction logic, which enables
nouveau to suspend/resume on one of my machines. (The machine
doesn't resume overall for other reasons, but the nouveau device
suspends and resumes in isolation.)
- Use bus_space_subregion to get fifo channels out of mmio registers.
Evidently it is not enough to just map them separately. Ran out of
time to investigate why, last time I poked at this and confirmed this
change works.
- Avoid taking locks during interrupts and explain why we are doing it this way.
- We now use cpu_intr_p() all the time.
 1.1.2.2  10-Aug-2014  tls Rebase.
 1.1.2.1  16-Jul-2014  tls file ttm_page_alloc.h was added on branch tls-earlyentropy on 2014-08-10 06:55:39 +0000

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