++ dri-devel
On 28-03-2025 15:57, Aravind Iddamsetty wrote: > Hi, > > Based on the discussions around using Netlink for RAS purposes, as > summarized in this blog post [1] by Dave Airlie. I had proposed a series > regarding RAS infrastructure in DRM [2]. > > I came across your work, which appears to address related areas and I'm > particularly interested in understanding how it aligns with or could be > adapted to the ongoing discussions around leveraging Netlink for RAS. > > Could you share your perspective on the potential integration of your > efforts with Netlink? Do you foresee any challenges or opportunities in > aligning with the approach discussed in the above-mentioned blog post > and series? > > Looking forward to your insights and any additional thoughts you may > have on this topic. > > > [1] > https://airlied.blogspot.com/2022/09/accelerators-bof-outcomes-summary.html > > [2] > https://lore.kernel.org/all/20231020155835.1295524-1-aravind.iddamse...@linux.intel.com/ > > > Thanks, > Aravind. > On 14-02-2025 13:37, Xiang Liu wrote: >> This patch series generate RAS CPER records for UE/DE/CE/BP threshold exceed >> event. SMU_TYPE_CE banks are combined into 1 CPER entry, they could be CEs or >> DEs or both. UEs and BPs are encoded into separate CPER entries. >> >> RAS CPER records for CEs will be generated only after CEs count been queried. >> >> All records are committed to a pure software ring with a limit size, new >> records >> will flush older records when overflow happened. User can access the records >> by >> reading debugfs node, which is read-only. >> >> Hawking Zhang (5): >> drm/amd/include: Add amd cper header >> drm/amdgpu: Introduce funcs for populating CPER >> drm/amdgpu: Include ACA error type in aca bank >> drm/amdgpu: Introduce funcs for generating cper record >> drm/amdgpu: Generate cper records >> >> Tao Zhou (4): >> drm/amdgpu: add RAS CPER ring buffer >> drm/amdgpu: read CPER ring via debugfs >> drm/amdgpu: add data write function for CPER ring >> drm/amdgpu: add mutex lock for cper ring >> >> Xiang Liu (3): >> drm/amdgpu: Get timestamp from system time >> drm/amdgpu: Commit CPER entry >> drm/amdgpu: Generate bad page threshold cper records >> >> drivers/gpu/drm/amd/amdgpu/Makefile | 2 +- >> drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 + >> drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c | 46 +- >> drivers/gpu/drm/amd/amdgpu/amdgpu_aca.h | 16 +- >> drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c | 559 +++++++++++++++++++++ >> drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h | 104 ++++ >> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 + >> drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 91 +++- >> drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 1 + >> drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 2 + >> drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c | 3 +- >> drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 2 + >> drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c | 2 + >> drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c | 2 + >> drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c | 2 + >> drivers/gpu/drm/amd/amdgpu/umc_v12_0.c | 1 + >> drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 2 + >> drivers/gpu/drm/amd/include/amd_cper.h | 269 ++++++++++ >> drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 3 + >> 19 files changed, 1075 insertions(+), 40 deletions(-) >> create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c >> create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h >> create mode 100644 drivers/gpu/drm/amd/include/amd_cper.h >>
