linux-stable.git/drivers/gpu/drm/amd/amdgpu/aldebaran.c, branch v6.2 Linux kernel stable tree drm/amdgpu: Avoid another list of reset devices 2022-08-10T19:07:14+00:00 Lijo Lazar lijo.lazar@amd.com 2022-08-03T11:24:24+00:00 0a83bb35d8a6ff3d18c2772afe616780c23293a6 A list of devices to be reset is already created in amdgpu_device_gpu_recover function. Creating another list with the same nodes is incorrect and not supported in list_head. Instead, pass the device list as part of reset context. Fixes: 9e08564727fc (drm/amdgpu: Refactor mode2 reset logic for v13.0.2) Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
A list of devices to be reset is already created in
amdgpu_device_gpu_recover function. Creating another list with the
same nodes is incorrect and not supported in list_head. Instead, pass
the device list as part of reset context.

Fixes: 9e08564727fc (drm/amdgpu: Refactor mode2 reset logic for v13.0.2)
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Refactor mode2 reset logic for v13.0.2 2022-03-04T18:03:29+00:00 Lijo Lazar lijo.lazar@amd.com 2022-02-25T09:24:13+00:00 9e08564727fc7770b30715fb81348aee54fa50c3 Use IP version and refactor reset logic to apply to a list of devices. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Le Ma <Le.Ma@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Use IP version and refactor reset logic to apply to a list of devices.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/pm: do not expose implementation details to other blocks out of power 2022-01-14T22:51:14+00:00 Evan Quan evan.quan@amd.com 2021-11-22T02:57:20+00:00 bc143d8b8387ff0a22e4ef8e2375e63aa24bc311 Those implementation details(whether swsmu supported, some ppt_funcs supported, accessing internal statistics ...)should be kept internally. It's not a good practice and even error prone to expose implementation details. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Those implementation details(whether swsmu supported, some ppt_funcs supported,
accessing internal statistics ...)should be kept internally. It's not a good
practice and even error prone to expose implementation details.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Enable RAS error injection after mode2 reset on Aldebaran 2021-10-13T18:14:35+00:00 Mukul Joshi mukul.joshi@amd.com 2021-09-20T19:29:23+00:00 a4967a1ebf1b9e68cc99ab666ece65733fffcac6 Add the missing call to re-enable RAS error injections on the Aldebaran mode2 reset code path. Signed-off-by: Mukul Joshi <mukul.joshi@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Add the missing call to re-enable RAS error injections on the Aldebaran
mode2 reset code path.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Remove unneeded semicolon 2021-06-02T02:55:39+00:00 Zheng Yongjun zhengyongjun3@huawei.com 2021-06-01T14:20:55+00:00 3b42ca80730fbdd848d7fc23ee31e81a6e25f3f1 Remove unneeded semicolon. Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Remove unneeded semicolon.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Fix build warnings 2021-04-09T20:46:32+00:00 Lijo Lazar lijo.lazar@amd.com 2021-03-24T04:56:28+00:00 928a0fe6889ebc1cc0288b516d4604810ff1e2e7 Fix header guard and make internal functions static. Fixes the below warnings: drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu_reset.h:24:9: warning: '__AMDUGPU_RESET_H__' is used as a header guard here, followed by #define of a different macro [-Wheader-guard] drivers/gpu/drm/amd/amdgpu/aldebaran.c:110:6: warning: no previous prototype for function 'aldebaran_async_reset' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/aldebaran_ppt.c:1435:5: warning: no previous prototype for function 'aldebaran_mode2_reset' [-Wmissing-prototypes] Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reported-by: kernel test robot <lkp@intel.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Fix header guard and make internal functions static. Fixes the below warnings:

drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu_reset.h:24:9: warning: '__AMDUGPU_RESET_H__' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
drivers/gpu/drm/amd/amdgpu/aldebaran.c:110:6: warning: no previous prototype for function 'aldebaran_async_reset' [-Wmissing-prototypes]
drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/aldebaran_ppt.c:1435:5: warning: no previous prototype for function 'aldebaran_mode2_reset' [-Wmissing-prototypes]

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Add mode2 reset support for aldebaran 2021-04-09T20:46:26+00:00 Lijo Lazar lijo.lazar@amd.com 2021-03-16T13:36:28+00:00 142600e854b17f7dac25c8f971c030bb1700d2b6 v1: Aldebaran uses reset control to support mode2 reset. The sequences to reset and restore hardware context are specific to a particular configuration. v2: Clear bus mastering before reset. Fix coding style issues, drop unwanted variables and info log. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
v1: Aldebaran uses reset control to support mode2 reset. The sequences to
reset and restore hardware context are specific to a particular
configuration.

v2: Clear bus mastering before reset.
Fix coding style issues, drop unwanted variables and info log.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>