scan_prev_time 852 drivers/gpu/drm/i915/i915_irq.c u32 scanline, scan_prev_time, scan_curr_time, scan_post_time; scan_prev_time 866 drivers/gpu/drm/i915/i915_irq.c scan_prev_time = I915_READ_FW(PIPE_FRMTMSTMP(crtc->pipe)); scan_prev_time 875 drivers/gpu/drm/i915/i915_irq.c } while (scan_post_time != scan_prev_time); scan_prev_time 877 drivers/gpu/drm/i915/i915_irq.c scanline = div_u64(mul_u32_u32(scan_curr_time - scan_prev_time,