205 	int position, vtotal;  in __intel_get_crtc_scanline()  local
220 	position = intel_de_read_fw(dev_priv, PIPEDSL(pipe)) & PIPEDSL_LINE_MASK;  in __intel_get_crtc_scanline()
234 	if (HAS_DDI(dev_priv) && !position) {  in __intel_get_crtc_scanline()
240 			if (temp != position) {  in __intel_get_crtc_scanline()
241 				position = temp;  in __intel_get_crtc_scanline()
251 	return (position + crtc->scanline_offset) % vtotal;  in __intel_get_crtc_scanline()
264 	int position;  in i915_get_crtc_scanoutpos()  local
306 		position = __intel_get_crtc_scanline(crtc);  in i915_get_crtc_scanoutpos()
309 		 * Already exiting vblank? If so, shift our position  in i915_get_crtc_scanoutpos()
314 		if (position >= vbl_start && scanlines < position)  in i915_get_crtc_scanoutpos()
315 			position = min(crtc->vmax_vblank_start + scanlines, vtotal - 1);  in i915_get_crtc_scanoutpos()
318 		 * scanout position from Display scan line register.  in i915_get_crtc_scanoutpos()
320 		position = __intel_get_crtc_scanline(crtc);  in i915_get_crtc_scanoutpos()
325 		 * scanout position.  in i915_get_crtc_scanoutpos()
327 …position = (intel_de_read_fw(dev_priv, PIPEFRAMEPIXEL(pipe)) & PIPE_PIXEL_MASK) >> PIPE_PIXEL_SHIF…  in i915_get_crtc_scanoutpos()
337 		 * the reported position from jumping backwards when the pixel  in i915_get_crtc_scanoutpos()
339 		 * clamp the position the length of the shorter field. This  in i915_get_crtc_scanoutpos()
340 		 * matches how the scanline counter based position works since  in i915_get_crtc_scanoutpos()
343 		position = min(position, vtotal - 1);  in i915_get_crtc_scanoutpos()
352 		 * always add htotal-hsync_start to the current pixel position.  in i915_get_crtc_scanoutpos()
354 		position = (position + htotal - hsync_start) % vtotal;  in i915_get_crtc_scanoutpos()
366 	 * While in vblank, position will be negative  in i915_get_crtc_scanoutpos()
368 	 * vblank, position will be positive counting  in i915_get_crtc_scanoutpos()
371 	if (position >= vbl_start)  in i915_get_crtc_scanoutpos()
372 		position -= vbl_end;  in i915_get_crtc_scanoutpos()
374 		position += vtotal - vbl_end;  in i915_get_crtc_scanoutpos()
377 		*vpos = position;  in i915_get_crtc_scanoutpos()
380 		*vpos = position / htotal;  in i915_get_crtc_scanoutpos()
381 		*hpos = position - (*vpos * htotal);  in i915_get_crtc_scanoutpos()
399 	int position;  in intel_get_crtc_scanline()  local
402 	position = __intel_get_crtc_scanline(crtc);  in intel_get_crtc_scanline()
405 	return position;  in intel_get_crtc_scanline()