<feed xmlns='http://www.w3.org/2005/Atom'>
<title>linux-stable.git/drivers/gpu/drm/amd/amdgpu/soc15.c, branch linux-5.9.y</title>
<subtitle>Linux kernel stable tree</subtitle>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/'/>
<entry>
<title>Revert "amd/amdgpu: Disable VCN DPG mode for Picasso"</title>
<updated>2020-12-11T12:22:11+00:00</updated>
<author>
<name>Alex Deucher</name>
<email>alexdeucher@gmail.com</email>
</author>
<published>2020-12-09T15:42:22+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=1ad9dd490a014372287cfd40abc73423654e2a81'/>
<id>1ad9dd490a014372287cfd40abc73423654e2a81</id>
<content type='text'>
This patch should not have been applied to stable.  It depends
on changes in newer drivers.

This reverts commit 756fec062e4b823bbbe10b95cbcfa84f948131c6.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1402
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: Sasha Levin &lt;sashal@kernel.org&gt;
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
</content>
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<pre>
This patch should not have been applied to stable.  It depends
on changes in newer drivers.

This reverts commit 756fec062e4b823bbbe10b95cbcfa84f948131c6.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1402
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Cc: Sasha Levin &lt;sashal@kernel.org&gt;
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>amd/amdgpu: Disable VCN DPG mode for Picasso</title>
<updated>2020-11-18T18:22:14+00:00</updated>
<author>
<name>Veerabadhran Gopalakrishnan</name>
<email>veerabadhran.gopalakrishnan@amd.com</email>
</author>
<published>2020-10-29T14:29:46+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=756fec062e4b823bbbe10b95cbcfa84f948131c6'/>
<id>756fec062e4b823bbbe10b95cbcfa84f948131c6</id>
<content type='text'>
[ Upstream commit c6d2b0fbb893d5c7dda405aa0e7bcbecf1c75f98 ]

Concurrent operation of VCN and JPEG decoder in DPG mode is
causing ring timeout due to power state.

Signed-off-by: Veerabadhran Gopalakrishnan &lt;veerabadhran.gopalakrishnan@amd.com&gt;
Reviewed-by: Leo Liu &lt;leo.liu@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Sasha Levin &lt;sashal@kernel.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
[ Upstream commit c6d2b0fbb893d5c7dda405aa0e7bcbecf1c75f98 ]

Concurrent operation of VCN and JPEG decoder in DPG mode is
causing ring timeout due to power state.

Signed-off-by: Veerabadhran Gopalakrishnan &lt;veerabadhran.gopalakrishnan@amd.com&gt;
Reviewed-by: Leo Liu &lt;leo.liu@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Sasha Levin &lt;sashal@kernel.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: fix NULL pointer dereference for Renoir</title>
<updated>2020-10-07T21:03:08+00:00</updated>
<author>
<name>Dirk Gouders</name>
<email>dirk@gouders.net</email>
</author>
<published>2020-10-01T19:55:25+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=33eade2cd27a49cd858fd7b21be8447462afe859'/>
<id>33eade2cd27a49cd858fd7b21be8447462afe859</id>
<content type='text'>
Commit c1cf79ca5ced46 ("drm/amdgpu: use IP discovery table for renoir")
introduced a NULL pointer dereference when booting with
amdgpu.discovery=0, because it removed the call of vega10_reg_base_init()
for that case.

Fix this by calling that funcion if amdgpu_discovery == 0 in addition to
the case that amdgpu_discovery_reg_base_init() failed.

Fixes: c1cf79ca5ced46 ("drm/amdgpu: use IP discovery table for renoir")
Signed-off-by: Dirk Gouders &lt;dirk@gouders.net&gt;
Cc: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Cc: Evan Quan &lt;evan.quan@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</content>
<content type='xhtml'>
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<pre>
Commit c1cf79ca5ced46 ("drm/amdgpu: use IP discovery table for renoir")
introduced a NULL pointer dereference when booting with
amdgpu.discovery=0, because it removed the call of vega10_reg_base_init()
for that case.

Fix this by calling that funcion if amdgpu_discovery == 0 in addition to
the case that amdgpu_discovery_reg_base_init() failed.

Fixes: c1cf79ca5ced46 ("drm/amdgpu: use IP discovery table for renoir")
Signed-off-by: Dirk Gouders &lt;dirk@gouders.net&gt;
Cc: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Cc: Evan Quan &lt;evan.quan@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: add module parameter choose reset mode</title>
<updated>2020-07-15T16:42:01+00:00</updated>
<author>
<name>Wenhui Sheng</name>
<email>Wenhui.Sheng@amd.com</email>
</author>
<published>2020-07-14T08:29:18+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=273da6ff7ce8727e02d6e67f77eb98df4627f60b'/>
<id>273da6ff7ce8727e02d6e67f77eb98df4627f60b</id>
<content type='text'>
Default value is auto, doesn't change
original reset method logic.

v2: change to use parameter reset_method
v3: add warn msg if specified mode isn't supported

Signed-off-by: Likun Gao &lt;Likun.Gao@amd.com&gt;
Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@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>
Default value is auto, doesn't change
original reset method logic.

v2: change to use parameter reset_method
v3: add warn msg if specified mode isn't supported

Signed-off-by: Likun Gao &lt;Likun.Gao@amd.com&gt;
Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: move reg base init forward for soc15</title>
<updated>2020-07-02T16:02:50+00:00</updated>
<author>
<name>Wenhui Sheng</name>
<email>Wenhui.Sheng@amd.com</email>
</author>
<published>2020-06-23T05:42:58+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=d95f09acad3f69f968b26fc973f224e2a66872ca'/>
<id>d95f09acad3f69f968b26fc973f224e2a66872ca</id>
<content type='text'>
Init soc15 reg base early enough so we can touch
mailbox related registers in request full access
for sriov before set_ip_blocks, vi&amp;nv arch doesn't
use reg base in virt ops.

v2: fix reg_base_init missed in bare metal case.

Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@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>
Init soc15 reg base early enough so we can touch
mailbox related registers in request full access
for sriov before set_ip_blocks, vi&amp;nv arch doesn't
use reg base in virt ops.

v2: fix reg_base_init missed in bare metal case.

Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: request init data in virt detection</title>
<updated>2020-07-02T16:02:50+00:00</updated>
<author>
<name>Wenhui Sheng</name>
<email>Wenhui.Sheng@amd.com</email>
</author>
<published>2020-06-23T03:35:05+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=c1299461b7d68eed457478ddf3e93bbd89e5c3ca'/>
<id>c1299461b7d68eed457478ddf3e93bbd89e5c3ca</id>
<content type='text'>
Move request init data to virt detection func, so we
can insert request full access between request init data
and set ip blocks.

Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@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>
Move request init data to virt detection func, so we
can insert request full access between request init data
and set ip blocks.

Signed-off-by: Wenhui Sheng &lt;Wenhui.Sheng@amd.com&gt;
Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu/soc15: fix nullptr issue in soc15_read_register() for reg base accessing</title>
<updated>2020-07-01T05:59:18+00:00</updated>
<author>
<name>Prike.Liang</name>
<email>Prike.Liang@amd.com</email>
</author>
<published>2020-06-08T07:20:56+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=207f0f13574825a700a4ea52d3ac4821cea627c8'/>
<id>207f0f13574825a700a4ea52d3ac4821cea627c8</id>
<content type='text'>
The failed case is no SDMA1 IP for Renoir discovery table while in accessing SDMA1 reg base,
thus need have nullptr test for soc15_read_register invoked in MMR addres space inquire opt.

Signed-off-by: Prike.Liang &lt;Prike.Liang@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@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>
The failed case is no SDMA1 IP for Renoir discovery table while in accessing SDMA1 reg base,
thus need have nullptr test for soc15_read_register invoked in MMR addres space inquire opt.

Signed-off-by: Prike.Liang &lt;Prike.Liang@amd.com&gt;
Reviewed-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: use IP discovery table for renoir</title>
<updated>2020-05-29T17:55:07+00:00</updated>
<author>
<name>Alex Deucher</name>
<email>alexander.deucher@amd.com</email>
</author>
<published>2020-05-28T21:12:53+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=c1cf79ca5ced46ea6a7843cbe98836e4d51c6c52'/>
<id>c1cf79ca5ced46ea6a7843cbe98836e4d51c6c52</id>
<content type='text'>
Rather than relying on gpu info firmware.

Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Acked-by: Evan Quan &lt;evan.quan@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>
Rather than relying on gpu info firmware.

Reviewed-by: Hawking Zhang &lt;Hawking.Zhang@amd.com&gt;
Acked-by: Evan Quan &lt;evan.quan@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>drm/amdgpu: add apu flags (v2)</title>
<updated>2020-05-22T17:41:53+00:00</updated>
<author>
<name>Alex Deucher</name>
<email>alexander.deucher@amd.com</email>
</author>
<published>2020-05-15T18:18:29+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=54f78a7655e20792253fdf6969513c5f9169c897'/>
<id>54f78a7655e20792253fdf6969513c5f9169c897</id>
<content type='text'>
Add some APU flags to simplify handling of different APU
variants.  It's easier to understand the special cases
if we use names flags rather than checking device ids and
silicon revisions.

v2: rebase on latest code

Acked-by: Evan Quan &lt;evan.quan@amd.com&gt;
Acked-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>
Add some APU flags to simplify handling of different APU
variants.  It's easier to understand the special cases
if we use names flags rather than checking device ids and
silicon revisions.

v2: rebase on latest code

Acked-by: Evan Quan &lt;evan.quan@amd.com&gt;
Acked-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: fix wrong vram lost counter increment V2</title>
<updated>2020-04-13T16:02:08+00:00</updated>
<author>
<name>Evan Quan</name>
<email>evan.quan@amd.com</email>
</author>
<published>2020-04-10T07:38:44+00:00</published>
<link rel='alternate' type='text/html' href='https://git.tavy.me/linux-stable.git/commit/?id=dadce777e0947b9b6839f06f360882e54ba2a154'/>
<id>dadce777e0947b9b6839f06f360882e54ba2a154</id>
<content type='text'>
Vram lost counter is wrongly increased by two during baco reset.

V2: assumed vram lost for mode1 reset on all ASICs

Signed-off-by: Evan Quan &lt;evan.quan@amd.com&gt;
Acked-by: Alex Deucher &lt;alexander.deucher@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>
Vram lost counter is wrongly increased by two during baco reset.

V2: assumed vram lost for mode1 reset on all ASICs

Signed-off-by: Evan Quan &lt;evan.quan@amd.com&gt;
Acked-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
Signed-off-by: Alex Deucher &lt;alexander.deucher@amd.com&gt;
</pre>
</div>
</content>
</entry>
</feed>
