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staging: drm/omap: invert dimensions on crtc when rotated

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If rotated 90 or 270, we need to invert the dimensions used by drm
core for calculating if the dimensions of an attached fb are correct.

Signed-off-by: Rob Clark <rob@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rob Clark 2012-09-04 11:36:20 -05:00 committed by Greg Kroah-Hartman
parent 4619cdbc6b
commit 1e0fdfc208
1 changed files with 7 additions and 0 deletions
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7
drivers/staging/omapdrm/omap_crtc.c
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@ -195,6 +195,13 @@ static int omap_crtc_set_property(struct drm_crtc *crtc,
struct drm_property *property, uint64_t val)
{
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
struct omap_drm_private *priv = crtc->dev->dev_private;
if (property == priv->rotation_prop) {
crtc->invert_dimensions =
!!(val & ((1LL << DRM_ROTATE_90) | (1LL << DRM_ROTATE_270)));
}
return omap_plane_set_property(omap_crtc->plane, property, val);
}