Commit 4d6a3e63 authored by Jesse Barnes's avatar Jesse Barnes Committed by Daniel Vetter
Browse files

drm/i915: turn off panel fitting at flip time if needed v2 



Need better pfit tracking to do this right.

v2: use fastboot param around this hack

Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent babea61d

drivers/gpu/drm/i915/intel_display.c

+14 −0
Original line number Diff line number Diff line
@@ -2221,6 +2221,20 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, 
		return ret;

	}



	/* Update pipe size and adjust fitter if needed */

	if (i915_fastboot) {

		I915_WRITE(PIPESRC(intel_crtc->pipe),

			   ((crtc->mode.hdisplay - 1) << 16) |

			   (crtc->mode.vdisplay - 1));

		if (!intel_crtc->config.pch_pfit.size &&

		    (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) ||

		     intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))) {

			I915_WRITE(PF_CTL(intel_crtc->pipe), 0);

			I915_WRITE(PF_WIN_POS(intel_crtc->pipe), 0);

			I915_WRITE(PF_WIN_SZ(intel_crtc->pipe), 0);

		}

	}



	ret = dev_priv->display.update_plane(crtc, fb, x, y);

	if (ret) {

		intel_unpin_fb_obj(to_intel_framebuffer(fb)->obj);

CRA Git | Maintained and supported by SUSTech CRA and CCSE