<feed xmlns='http://www.w3.org/2005/Atom'>
<title>linux.git/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c, branch v5.8</title>
<subtitle>Linux kernel source tree</subtitle>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/'/>
<entry>
<title>drm/amdgpu: add new unlocked flag for PTE updates</title>
<updated>2020-04-28T20:20:30+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2020-04-07T12:54:23+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=9c466bcbda68d73c9ba26e8307b0dff11dd285d8'/>
<id>9c466bcbda68d73c9ba26e8307b0dff11dd285d8</id>
<content type='text'>
For HMM support we need the ability to invalidate PTEs from
a MM callback where we can't lock the root PD.

Add a new flag to better support this instead of assuming
that all invalidation updates are unlocked.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
For HMM support we need the ability to invalidate PTEs from
a MM callback where we can't lock the root PD.

Add a new flag to better support this instead of assuming
that all invalidation updates are unlocked.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: rename direct to immediate for VM updates</title>
<updated>2020-04-28T20:20:30+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2020-04-01T10:50:56+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=eaad0c3aa978e7ed654e574691b56cc24d2d409a'/>
<id>eaad0c3aa978e7ed654e574691b56cc24d2d409a</id>
<content type='text'>
To avoid confusion with direct ring submissions rename bottom
of pipe VM table changes to immediate updates.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
To avoid confusion with direct ring submissions rename bottom
of pipe VM table changes to immediate updates.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: cleanup IB pool handling a bit</title>
<updated>2020-04-28T20:20:30+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2020-04-01T09:18:21+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=9ecefb19c3a6626c27ea7ee72d431f22462e1d54'/>
<id>9ecefb19c3a6626c27ea7ee72d431f22462e1d54</id>
<content type='text'>
Fix the coding style, move and rename the definitions to
better match what they are supposed to be doing.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Fix the coding style, move and rename the definitions to
better match what they are supposed to be doing.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: implement more ib pools (v2)</title>
<updated>2020-04-01T18:44:44+00:00</updated>
<author>
<name>xinhui pan</name>
<email>xinhui.pan@amd.com</email>
</author>
<published>2020-03-26T00:38:29+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=c8e42d57859d5055bfe3313cfd5dc025097b753e'/>
<id>c8e42d57859d5055bfe3313cfd5dc025097b753e</id>
<content type='text'>
We have three ib pools, they are normal, VM, direct pools.

Any jobs which schedule IBs without dependence on gpu scheduler should
use DIRECT pool.

Any jobs schedule direct VM update IBs should use VM pool.

Any other jobs use NORMAL pool.

v2: squash in coding style fix

Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
We have three ib pools, they are normal, VM, direct pools.

Any jobs which schedule IBs without dependence on gpu scheduler should
use DIRECT pool.

Any jobs schedule direct VM update IBs should use VM pool.

Any other jobs use NORMAL pool.

v2: squash in coding style fix

Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm_amdgpu: Add job fence to resv conditionally</title>
<updated>2020-03-16T20:21:32+00:00</updated>
<author>
<name>xinhui pan</name>
<email>xinhui.pan@amd.com</email>
</author>
<published>2020-03-16T03:45:14+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=57210c19e4ee34f1e1986a05f6626fac55ba271f'/>
<id>57210c19e4ee34f1e1986a05f6626fac55ba271f</id>
<content type='text'>
Job fence on page table should be a shared one, so add it to the root
page talbe bo resv.
last_delayed field is not needed anymore. so remove it.

Cc: Christian König &lt;christian.koenig@amd.com&gt;
Cc: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Suggested-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Job fence on page table should be a shared one, so add it to the root
page talbe bo resv.
last_delayed field is not needed anymore. so remove it.

Cc: Christian König &lt;christian.koenig@amd.com&gt;
Cc: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Suggested-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: xinhui pan &lt;xinhui.pan@amd.com&gt;
Reviewed-by: Christian König &lt;christian.koenig@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: rework synchronization of VM updates v4</title>
<updated>2020-02-05T04:30:39+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2020-01-23T13:49:45+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=9f3cc18d19b7b791b8f59bcae51f88e759f73146'/>
<id>9f3cc18d19b7b791b8f59bcae51f88e759f73146</id>
<content type='text'>
If provided we only sync to the BOs reservation
object and no longer to the root PD.

v2: update comment, cleanup amdgpu_bo_sync_wait_resv
v3: use correct reservation object while clearing
v4: fix typo in amdgpu_bo_sync_wait_resv

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Tested-by: Tom St Denis &lt;tom.stdenis@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
If provided we only sync to the BOs reservation
object and no longer to the root PD.

v2: update comment, cleanup amdgpu_bo_sync_wait_resv
v3: use correct reservation object while clearing
v4: fix typo in amdgpu_bo_sync_wait_resv

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Tested-by: Tom St Denis &lt;tom.stdenis@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: stop using amdgpu_bo_gpu_offset in the VM backend</title>
<updated>2020-02-05T04:30:39+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2019-12-06T11:28:47+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=ef48d4b39e502bd142e0deb0d9f9a0353876de91'/>
<id>ef48d4b39e502bd142e0deb0d9f9a0353876de91</id>
<content type='text'>
We need to update page tables without any lock held.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
We need to update page tables without any lock held.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: rework job synchronization v2</title>
<updated>2020-02-05T04:30:39+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2019-12-16T15:07:06+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=5d3196605d00b513a735b358f5e4f2d1b65f6c3a'/>
<id>5d3196605d00b513a735b358f5e4f2d1b65f6c3a</id>
<content type='text'>
For unlocked page table updates we need to be able
to sync to fences of a specific VM.

v2: use SYNC_ALWAYS in the UVD code

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
For unlocked page table updates we need to be able
to sync to fences of a specific VM.

v2: use SYNC_ALWAYS in the UVD code

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: explicitly sync VM update to PDs/PTs</title>
<updated>2020-02-05T04:30:39+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2019-12-16T13:22:35+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=81417bea8755c914134aaf3f46b56be52f4e273a'/>
<id>81417bea8755c914134aaf3f46b56be52f4e273a</id>
<content type='text'>
Explicitly sync VM updates to the moving fence in PDs and PTs.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Explicitly sync VM updates to the moving fence in PDs and PTs.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: stop adding VM updates fences to the resv obj</title>
<updated>2019-12-09T22:02:15+00:00</updated>
<author>
<name>Christian König</name>
<email>christian.koenig@amd.com</email>
</author>
<published>2019-11-29T11:44:07+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux.git/commit/?id=90b69cdc5f159be09d799257661e119a26ea4233'/>
<id>90b69cdc5f159be09d799257661e119a26ea4233</id>
<content type='text'>
Don't add the VM update fences to the resv object and remove
the handling to stop implicitely syncing to them.

Ongoing updates prevent page tables from being evicted and we manually
block for all updates to complete before releasing PDs and PTS.

This way we can do updates even without the resv obj locked.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Don't add the VM update fences to the resv object and remove
the handling to stop implicitely syncing to them.

Ongoing updates prevent page tables from being evicted and we manually
block for all updates to complete before releasing PDs and PTS.

This way we can do updates even without the resv obj locked.

Signed-off-by: Christian König &lt;christian.koenig@amd.com&gt;
Reviewed-by: Felix Kuehling &lt;Felix.Kuehling@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
</feed>
