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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: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2013-06-26 01:38:18 +03:00 committed by Daniel Vetter
parent babea61dfb
commit 4d6a3e63bc
1 changed files with 14 additions and 0 deletions
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14
drivers/gpu/drm/i915/intel_display.c
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@ -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);