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drm/i915/uncore: Warn only if unclaimed access remains flagged

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Commit 4b276ed3c7 ("drm/i915/uncore: Warn on previous unclaimed
accesses") tried to improve our report of unclaimed register access,
however it unveiled cases that were not previously causing any harm.

Downgrade the first message to debug so we can still see them and
eventually fix, but don't warn.

Fixes: 4b276ed3c7 ("drm/i915/uncore: Warn on previous unclaimed accesses")
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220408164837.3845786-1-lucas.demarchi@intel.com
This commit is contained in:
Lucas De Marchi 2022-04-08 09:48:37 -07:00
parent ce21211b4d
commit 618f5df1f6
1 changed files with 5 additions and 7 deletions
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12
drivers/gpu/drm/i915/intel_uncore.c
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@ -1518,13 +1518,11 @@ __unclaimed_previous_reg_debug(struct intel_uncore *uncore,
const i915_reg_t reg,
const bool read)
{
if (drm_WARN(&uncore->i915->drm,
check_for_unclaimed_mmio(uncore),
"Unclaimed access detected before %s register 0x%x\n",
read ? "read from" : "write to",
i915_mmio_reg_offset(reg)))
/* Only report the first N failures */
uncore->i915->params.mmio_debug--;
if (check_for_unclaimed_mmio(uncore))
drm_dbg(&uncore->i915->drm,
"Unclaimed access detected before %s register 0x%x\n",
read ? "read from" : "write to",
i915_mmio_reg_offset(reg));
}
static inline void