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drm/i915: stop recording IER in error capture

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With pre-ilk GEN2_IER capture moved to gtier[0], the remaining IER
aren't all that relevant. Stop capturing them.

Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/6f1130a3d0d13e08a73ba381225ab978b22a9345.1744630147.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula
2025-04-14 14:29:45 +03:00
parent ef32101873
commit 79cef51541
2 changed files with 0 additions and 9 deletions
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8
drivers/gpu/drm/i915/i915_gpu_error.c
View File

@@ -729,7 +729,6 @@ static void err_print_gt_info(struct drm_i915_error_state_buf *m,
static void err_print_gt_display(struct drm_i915_error_state_buf *m,
struct intel_gt_coredump *gt)
{
err_printf(m, "IER: 0x%08x\n", gt->ier);
err_printf(m, "DERRMR: 0x%08x\n", gt->derrmr);
}
@@ -1775,13 +1774,6 @@ static void gt_record_display_regs(struct intel_gt_coredump *gt)
if (DISPLAY_VER(i915) >= 6 && DISPLAY_VER(i915) < 20)
gt->derrmr = intel_uncore_read(uncore, DERRMR);
if (GRAPHICS_VER(i915) >= 8)
gt->ier = intel_uncore_read(uncore, GEN8_DE_MISC_IER);
else if (IS_VALLEYVIEW(i915))
gt->ier = intel_uncore_read(uncore, VLV_IER);
else if (HAS_PCH_SPLIT(i915))
gt->ier = intel_uncore_read(uncore, DEIER);
}
/* Capture all other registers that GuC doesn't capture. */

1
drivers/gpu/drm/i915/i915_gpu_error.h
View File

@@ -146,7 +146,6 @@ struct intel_gt_coredump {
/* Generic register state */
u32 eir;
u32 pgtbl_er;
u32 ier;
u32 gtier[6], ngtier;
u32 forcewake;
u32 error; /* gen6+ */