[Intel-gfx] [PATCH] drm/i915: demote opregion excessive timeout WARN_ONCE to DRM_INFO

[Jani Nikula]

The WARN is a bit too verbose, make it a DRM_INFO that gets printed
once.

While at it, fix the typo in DSLP.

Suggested-by: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/intel_opregion.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 46d288055345..0fae017c4c7b 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -263,7 +263,11 @@ static int swsci(struct drm_device *dev, u32 function, u32 parm, u32 *parm_out)
 		dslp = 50;
 	} else if (dslp > 1500) {
 		/* Hey bios, trust must be earned. */
-		WARN_ONCE(1, "excessive driver sleep timeout (DSPL) %u\n", dslp);
+		static bool warned;
+		if (!warned) {
+			DRM_INFO("excessive driver sleep timeout (DSLP) %u\n", dslp);
+			warned = true;
+		}
 		dslp = 1500;
 	}
 
-- 
1.7.9.5