Re: [Intel-gfx] [PATCH v2] drm/i915/irq: Improve error logging for unexpected DE Misc interrupts

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On Sun, 26 Nov 2023, Rahul Rameshbabu <sergeantsagara@xxxxxxxxxxxxxx> wrote:
> Dump the iir value in hex when the interrupt is unexpected.
>
> Link: https://gitlab.freedesktop.org/drm/intel/-/issues/9652#note_2178501
> Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
> Signed-off-by: Rahul Rameshbabu <sergeantsagara@xxxxxxxxxxxxxx>
> Reviewed-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@xxxxxxxxx>

Pushed to drm-intel-next. Thanks for the patch and review.

BR,
Jani.


> ---
>
> Notes:
>     Changes:
>     
>       v1->v2:
>         - Change format specifier to pad minimum width
>         - https://lore.kernel.org/intel-gfx/20231123175638.27650-1-sergeantsagara@xxxxxxxxxxxxxx/
>
>  drivers/gpu/drm/i915/display/intel_display_irq.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c
> index bff4a76310c0..7c6f20cd951e 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_irq.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
> @@ -896,7 +896,7 @@ gen8_de_misc_irq_handler(struct drm_i915_private *dev_priv, u32 iir)
>  	}
>  
>  	if (!found)
> -		drm_err(&dev_priv->drm, "Unexpected DE Misc interrupt\n");
> +		drm_err(&dev_priv->drm, "Unexpected DE Misc interrupt: 0x%08x\n", iir);
>  }
>  
>  static void gen11_dsi_te_interrupt_handler(struct drm_i915_private *dev_priv,

-- 
Jani Nikula, Intel



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