From: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
Same thing as the previous non-i8xx commit.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_irq.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 4f0bc26..8b12caa 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -100,8 +100,8 @@ static const u32 hpd_status_i915[] = { /* i915 and valleyview are the same */
} while (0)
#define INTEL_IRQ_REG_INIT16(type, do_iir, ier_val, imr_val) do { \
- if (do_iir) \
- I915_WRITE16(type##IR, I915_READ16(type##IR)); \
+ WARN(I915_READ16(type##IR) != 0, "Register 0x%x is not 0\n", \
+ type##IR); \
I915_WRITE16(type##MR, (imr_val)); \
I915_WRITE16(type##ER, (ier_val)); \
POSTING_READ16(type##ER); \
--
1.8.1.2
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