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* [PATCH] drm/i915: Indicate which pipe lied about its interrupts
@ 2025-05-13  9:28 Ville Syrjala
  2025-05-13 11:46 ` Jani Nikula
                   ` (12 more replies)
  0 siblings, 13 replies; 14+ messages in thread
From: Ville Syrjala @ 2025-05-13  9:28 UTC (permalink / raw)
  To: intel-gfx; +Cc: intel-xe

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

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>
---
 drivers/gpu/drm/i915/display/intel_display_irq.c | 3 ++-
 1 file changed, 2 insertions(+), 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 3e73832e5e81..a3261c7aad72 100644
--- a/drivers/gpu/drm/i915/display/intel_display_irq.c
+++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
@@ -1418,7 +1418,8 @@ 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;
 		}
 
-- 
2.49.0


^ permalink raw reply related	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2025-05-26 23:06 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
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2025-05-13  9:28 [PATCH] drm/i915: Indicate which pipe lied about its interrupts Ville Syrjala
2025-05-13 11:46 ` Jani Nikula
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