From 5e592956cc36abd2e568245dcf12b36c85d9462d Mon Sep 17 00:00:00 2001 From: Sunil Khatri Date: Fri, 1 Mar 2024 17:35:35 +0530 Subject: drm/amdgpu: add ring timeout information in devcoredump MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add ring timeout related information in the amdgpu devcoredump file for debugging purposes. During the gpu recovery process the registered call is triggered and add the debug information in data file created by devcoredump framework under the directory /sys/class/devcoredump/devcdx/ Signed-off-by: Sunil Khatri Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c index a59364e9b6ed..147100c27c2d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c @@ -196,6 +196,13 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count, coredump->reset_task_info.process_name, coredump->reset_task_info.pid); + if (coredump->ring) { + drm_printf(&p, "\nRing timed out details\n"); + drm_printf(&p, "IP Type: %d Ring Name: %s\n", + coredump->ring->funcs->type, + coredump->ring->name); + } + if (coredump->reset_vram_lost) drm_printf(&p, "VRAM is lost due to GPU reset!\n"); if (coredump->adev->reset_info.num_regs) { @@ -220,6 +227,8 @@ void amdgpu_coredump(struct amdgpu_device *adev, bool vram_lost, { struct amdgpu_coredump_info *coredump; struct drm_device *dev = adev_to_drm(adev); + struct amdgpu_job *job = reset_context->job; + struct drm_sched_job *s_job; coredump = kzalloc(sizeof(*coredump), GFP_NOWAIT); @@ -241,6 +250,11 @@ void amdgpu_coredump(struct amdgpu_device *adev, bool vram_lost, } } + if (job) { + s_job = &job->base; + coredump->ring = to_amdgpu_ring(s_job->sched); + } + coredump->adev = adev; ktime_get_ts64(&coredump->reset_time); -- cgit v1.2.3-70-g09d2