drm/i915: ratelimit errors in display engine irq

While debugging page table faults it's useful not to kill the machine
with thousands of error mesages. Ratelimit all errors in
gen8_de_irq_handler().

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221215001459.3759580-1-lucas.demarchi@intel.com
This commit is contained in:
Lucas De Marchi 2022-12-14 16:14:59 -08:00 committed by Junxiao Chang
parent 326354bdc1
commit 5e766be97a
1 changed files with 14 additions and 14 deletions

View File

@ -2451,8 +2451,8 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
ret = IRQ_HANDLED;
gen8_de_misc_irq_handler(dev_priv, iir);
} else {
drm_err(&dev_priv->drm,
"The master control interrupt lied (DE MISC)!\n");
drm_err_ratelimited(&dev_priv->drm,
"The master control interrupt lied (DE MISC)!\n");
}
}
@ -2463,8 +2463,8 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
ret = IRQ_HANDLED;
gen11_hpd_irq_handler(dev_priv, iir);
} else {
drm_err(&dev_priv->drm,
"The master control interrupt lied, (DE HPD)!\n");
drm_err_ratelimited(&dev_priv->drm,
"The master control interrupt lied, (DE HPD)!\n");
}
}
@ -2513,12 +2513,12 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
}
if (!found)
drm_err(&dev_priv->drm,
"Unexpected DE Port interrupt\n");
drm_err_ratelimited(&dev_priv->drm,
"Unexpected DE Port interrupt\n");
}
else
drm_err(&dev_priv->drm,
"The master control interrupt lied (DE PORT)!\n");
drm_err_ratelimited(&dev_priv->drm,
"The master control interrupt lied (DE PORT)!\n");
}
for_each_pipe(dev_priv, pipe) {
@ -2529,8 +2529,8 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
iir = intel_uncore_read(&dev_priv->uncore, GEN8_DE_PIPE_IIR(pipe));
if (!iir) {
drm_err(&dev_priv->drm,
"The master control interrupt lied (DE PIPE)!\n");
drm_err_ratelimited(&dev_priv->drm,
"The master control interrupt lied (DE PIPE)!\n");
continue;
}
@ -2551,10 +2551,10 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl)
fault_errors = iir & gen8_de_pipe_fault_mask(dev_priv);
if (fault_errors)
drm_err(&dev_priv->drm,
"Fault errors on pipe %c: 0x%08x\n",
pipe_name(pipe),
fault_errors);
drm_err_ratelimited(&dev_priv->drm,
"Fault errors on pipe %c: 0x%08x\n",
pipe_name(pipe),
fault_errors);
}
if (HAS_PCH_SPLIT(dev_priv) && !HAS_PCH_NOP(dev_priv) &&