diff options
| author | Lucas De Marchi <lucas.demarchi@intel.com> | 2023-10-06 11:23:25 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 11:42:57 -0500 |
| commit | d2300987cf5a483acde519d671421b646f8d5390 (patch) | |
| tree | e1fba68865e395c2eaa2cb28fe064aafd5bc6b8c /drivers | |
| parent | 34803f9a4b3ab20dbc09ad13ed5fa98263896b37 (diff) | |
drm/xe/gt: Dump PAT table when failing to initialize
When failing on early initialization, one cause may be that the PAT
configuration is not correct. Dump it for ease of debugging.
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20231006182325.3617685-4-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt.c b/drivers/gpu/drm/xe/xe_gt.c index 68cd9a7ee087..c63e2e4750b1 100644 --- a/drivers/gpu/drm/xe/xe_gt.c +++ b/drivers/gpu/drm/xe/xe_gt.c @@ -307,6 +307,17 @@ int xe_gt_init_early(struct xe_gt *gt) return 0; } +static void dump_pat_on_error(struct xe_gt *gt) +{ + struct drm_printer p; + char prefix[32]; + + snprintf(prefix, sizeof(prefix), "[GT%u Error]", gt->info.id); + p = drm_debug_printer(prefix); + + xe_pat_dump(gt, &p); +} + static int gt_fw_domain_init(struct xe_gt *gt) { int err, i; @@ -360,6 +371,7 @@ static int gt_fw_domain_init(struct xe_gt *gt) return 0; err_force_wake: + dump_pat_on_error(gt); xe_force_wake_put(gt_to_fw(gt), XE_FW_GT); err_hw_fence_irq: for (i = 0; i < XE_ENGINE_CLASS_MAX; ++i) |