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drm/i915/guc: Record CTB info in error logs

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When debugging GuC communication issues, it is useful to have the CTB
info available. So add the state and buffer contents to the error
capture log.

Also, add a sub-structure for the GuC specific error capture info as
it is now becoming numerous.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728022028.2190627-5-John.C.Harrison@Intel.com
This commit is contained in:
John Harrison
2022-07-27 19:20:25 -07:00
parent 368d179adb
commit c5de70f6e1
2 changed files with 67 additions and 12 deletions
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20
drivers/gpu/drm/i915/i915_gpu_error.h
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@@ -125,6 +125,15 @@ struct intel_engine_coredump {
struct intel_engine_coredump *next;
};
struct intel_ctb_coredump {
u32 raw_head, head;
u32 raw_tail, tail;
u32 raw_status;
u32 desc_offset;
u32 cmds_offset;
u32 size;
};
struct intel_gt_coredump {
const struct intel_gt *_gt;
bool awake;
@@ -165,9 +174,14 @@ struct intel_gt_coredump {
struct intel_uc_coredump {
struct intel_uc_fw guc_fw;
struct intel_uc_fw huc_fw;
struct i915_vma_coredump *guc_log;
u32 timestamp;
bool is_guc_capture;
struct guc_info {
struct intel_ctb_coredump ctb[2];
struct i915_vma_coredump *vma_ctb;
struct i915_vma_coredump *vma_log;
u32 timestamp;
u16 last_fence;
bool is_guc_capture;
} guc;
} *uc;
struct intel_gt_coredump *next;