linux-stable.git/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c, branch linux-6.16.y Linux kernel stable tree drm/amdgpu: clear pa and mca record counter when resetting eeprom 2025-08-20T16:41:17+00:00 ganglxie ganglxie@amd.com 2025-06-05T06:00:28+00:00 f9e0e2d088e7ea870c23cf6670eb292368b83bb7 [ Upstream commit d0cc8d2b7df1848f98f0fea8135ba706814b1d13 ] clear pa and mca record counter when resetting eeprom, so that ras_num_bad_pages can be calculated correctly Signed-off-by: ganglxie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 
[ Upstream commit d0cc8d2b7df1848f98f0fea8135ba706814b1d13 ]

clear pa and mca record counter when resetting eeprom, so that
ras_num_bad_pages can be calculated correctly

Signed-off-by: ganglxie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drm/amdgpu: Set RAS EEPROM table version to v3 for umc v12_5 2025-04-11T21:00:50+00:00 Candice Li candice.li@amd.com 2025-04-11T05:12:06+00:00 d6b22b1dffdae52ba5739326ea7b271ba5354db1 Set RAS EEPROM table version to v3 for umc v12_5. Signed-off-by: Candice Li <candice.li@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Set RAS EEPROM table version to v3 for umc v12_5.

Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Reset RAS table if header is invalid 2025-04-08T20:48:14+00:00 Lijo Lazar lijo.lazar@amd.com 2025-04-08T03:25:33+00:00 6ffc6e056febb9ebb0d6a8fe0379ac9d8f4ec4a6 If a valid header is not found during RAS eeprom init, consider it as new and reset RAS table info. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
If a valid header is not found during RAS eeprom init, consider it as
new and reset RAS table info.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Add basic validation for RAS header 2025-04-07T19:18:59+00:00 Lijo Lazar lijo.lazar@amd.com 2025-03-26T07:58:38+00:00 5df0d6addb7e9b6f71f7162d1253762a5be9138e If RAS header read from EEPROM is corrupted, it could result in trying to allocate huge memory for reading the records. Add some validation to header fields. 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> 
If RAS header read from EEPROM is corrupted, it could result in trying
to allocate huge memory for reading the records. Add some validation to
header fields.

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: Add EEPROM I2C address support for smu v13_0_12 2025-03-19T19:56:00+00:00 Candice Li candice.li@amd.com 2025-03-13T07:06:44+00:00 5762f9dcf74ae5fb0b0a15afeda9543af38449ef Add EEPROM I2C address support for smu v13_0_12. Signed-off-by: Candice Li <candice.li@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Add EEPROM I2C address support for smu v13_0_12.

Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: format old RAS eeprom data into V3 version 2025-03-18T18:03:38+00:00 Tao Zhou tao.zhou1@amd.com 2025-03-04T07:05:53+00:00 05d50ea3ea4123536ca461ff54fa04b94adc65c1 Clear old data and save it in V3 format. v2: only format eeprom data for new ASICs. Signed-off-by: Tao Zhou <tao.zhou1@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Clear old data and save it in V3 format.

v2: only format eeprom data for new ASICs.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Save PA of bad pages for old asics 2025-03-14T03:13:08+00:00 ganglxie ganglxie@amd.com 2025-03-11T10:35:44+00:00 a4b6e990d788ba0835476a9a9b0dfad01113ed32 for old asics that do not support mca translating, we just save PA for them Signed-off-by: ganglxie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
for old asics that do not support mca translating, we
just save PA for them

Signed-off-by: ganglxie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: increase RAS bad page threshold 2025-03-07T17:53:39+00:00 Tao Zhou tao.zhou1@amd.com 2025-03-06T03:36:49+00:00 334dc5fcc3f177823115ec4e075259997c16d4a7 For default policy, driver will issue an RMA event when the number of bad pages is greater than 8 physical rows, rather than reaches 8 physical rows, don't rely on threshold configurable parameters in default mode. Signed-off-by: Tao Zhou <tao.zhou1@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
For default policy, driver will issue an RMA event when the number of
bad pages is greater than 8 physical rows, rather than reaches 8
physical rows, don't rely on threshold configurable parameters in
default mode.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Change page/record number calculation based on nps 2025-02-25T16:45:12+00:00 ganglxie ganglxie@amd.com 2025-02-24T07:06:51+00:00 a8f921a10a8c2e2b209ad9ed1f1b7f48192c30aa save only one record to save eeprom space,and bad_page_num = pa_rec_num + mca_rec_num*16 Signed-off-by: ganglxie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
save only one record to save eeprom space,and
bad_page_num = pa_rec_num + mca_rec_num*16

Signed-off-by: ganglxie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Save nps to eeprom 2025-02-25T16:45:12+00:00 ganglxie ganglxie@amd.com 2025-02-24T03:17:33+00:00 f2510355fba808972253a8d8729f05e064c89321 nps info saved together with bad page makes bad page parsing more efficient Signed-off-by: ganglxie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
nps info saved together with bad page makes bad page parsing more efficient

Signed-off-by: ganglxie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>