[Intel-gfx] [PATCH 4/5] drm/i915: Show CCID in engine dumps
Chris Wilson
chris at chris-wilson.co.uk
Thu Jun 14 09:41:02 UTC 2018
For debugging context issues, knowing what context the GPU is
loading/using is helpful.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 875bd466f3bf..5a663dda9fdc 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1273,6 +1273,8 @@ static void intel_engine_print_registers(const struct intel_engine_cs *engine,
&engine->execlists;
u64 addr;
+ if (engine->id == RCS && IS_GEN(dev_priv, 5, 7))
+ drm_printf(m, "\tCCID: 0x%08x\n", I915_READ(CCID));
drm_printf(m, "\tRING_START: 0x%08x\n",
I915_READ(RING_START(engine->mmio_base)));
drm_printf(m, "\tRING_HEAD: 0x%08x\n",
--
2.17.1
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