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| author | Jani Nikula <jani.nikula@intel.com> | 2025-04-14 14:29:44 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2025-04-14 21:34:17 +0300 |
| commit | ef32101873f477fdfb5ac6e9cfed7c9c571636c9 (patch) | |
| tree | 3b630f7c50793708965e1e9ea72f317fcb0c78cb | |
| parent | 2eb0e67ef063835b3fa5a8b8feaf6beae024b060 (diff) | |
| download | linux-ef32101873f477fdfb5ac6e9cfed7c9c571636c9.tar.xz | |
drm/i915: record GEN2_IER in gtier[0] for pre-ilk error capture
In pre-ilk platforms the engine interrupts live in GEN2_IER. Capture it
as part of gtier instead of display.
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/f637219fe3accb69963266773b9ef7c1131875e4.1744630147.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index df16c2b86b9d..b58bdb4b962b 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1782,8 +1782,6 @@ static void gt_record_display_regs(struct intel_gt_coredump *gt) gt->ier = intel_uncore_read(uncore, VLV_IER); else if (HAS_PCH_SPLIT(i915)) gt->ier = intel_uncore_read(uncore, DEIER); - else - gt->ier = intel_uncore_read(uncore, GEN2_IER); } /* Capture all other registers that GuC doesn't capture. */ @@ -1822,6 +1820,9 @@ static void gt_record_global_nonguc_regs(struct intel_gt_coredump *gt) } else if (HAS_PCH_SPLIT(i915)) { gt->gtier[0] = intel_uncore_read(uncore, GTIER); gt->ngtier = 1; + } else { + gt->gtier[0] = intel_uncore_read(uncore, GEN2_IER); + gt->ngtier = 1; } gt->eir = intel_uncore_read(uncore, EIR); |