[PATCH] drm/i915/gvt: remove call trace in plane scaling handler

hang.yuan at linux.intel.com hang.yuan at linux.intel.com
Wed Apr 17 10:40:34 UTC 2019


From: Hang Yuan <hang.yuan at linux.intel.com>

On guest MMIO access to scale a plane, print message but no
call trace dumped.

Signed-off-by: Hang Yuan <hang.yuan at linux.intel.com>
---
 drivers/gpu/drm/i915/gvt/handlers.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 18f01ee..d3d6788 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -1298,8 +1298,7 @@ static int pf_write(struct intel_vgpu *vgpu,
 	if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
 	   offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
 	   offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
-		WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
-			  vgpu->id);
+		gvt_vgpu_err("unsupported display plane scaling operation\n");
 		return 0;
 	}
 
-- 
2.7.4



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