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drm/i915: make the panel fitter work on pipes B and C on Haswell 

This goes on a separate patch since it won't apply on the stable
trees and there's nothing using panel fitter on HSW on the older
Kernels.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Paulo Zanoni 2012-11-20 13:27:42 -02:00 committed by Daniel Vetter
parent 13888d78c6
commit 54075a7d75
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/intel_display.c
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@ -3467,7 +3467,8 @@ static void haswell_crtc_enable(struct drm_crtc *crtc)
* as some pre-programmed values are broken,
* e.g. x201.
*/
I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3);
I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 |
PF_PIPE_SEL_IVB(pipe));
I915_WRITE(PF_WIN_POS(pipe), dev_priv->pch_pf_pos);
I915_WRITE(PF_WIN_SZ(pipe), dev_priv->pch_pf_size);
}