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drm/i915: Indicate which pipe lied about its interrupts

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Indicate which pipe signalled the spurious DE PIPE interrupt.
Might help with debugging a bit if we know where the interrupt
is supposedly coming from.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250513092820.18715-1-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2025-05-13 12:28:20 +03:00
parent e6ba431676
commit 7ce53db1ff
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/display/intel_display_irq.c
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@ -1427,7 +1427,8 @@ void gen8_de_irq_handler(struct intel_display *display, u32 master_ctl)
iir = intel_de_read(display, GEN8_DE_PIPE_IIR(pipe));
if (!iir) {
drm_err_ratelimited(display->drm,
"The master control interrupt lied (DE PIPE)!\n");
"The master control interrupt lied (DE PIPE %c)!\n",
pipe_name(pipe));
continue;
}