io/drm/i915_irq.c

141 		return PIPEASTAT;
254 	error->pipeastat = I915_READ(PIPEASTAT);
308 	u32 pipea_stats = I915_READ(PIPEASTAT);
358 		DRM_DEBUG("PIPEASTAT: 0x%08x\n",
522                 pipea_stats = I915_READ(PIPEASTAT);
536                 I915_WRITE(PIPEASTAT, pipea_stats);
966 	I915_WRITE(PIPEASTAT, 0);
1010 	I915_WRITE(PIPEASTAT, I915_READ(PIPEASTAT) & 0x8000ffff);
1012 	(void) I915_READ(PIPEASTAT);
1042 	I915_WRITE(PIPEASTAT, 0);
1047 	I915_WRITE(PIPEASTAT, I915_READ(PIPEASTAT) & 0x8000ffff);