drm/msm/sde: add panel stacking support
To support transparent panel stacking, application will pass non-panel- stacking buffer roi to kernel and let kernel to extend to panel-stacking size. A special flag is defined on source config for this purpose. Change-Id: I59eb290f0f7b92744972391d7db743e2da12300b Signed-off-by: Xiaowen Wu <wxiaowen@codeaurora.org> Signed-off-by: Rahul Sharma <rahsha@codeaurora.org>
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2 changed files with 10 additions and 1 deletions
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@ -1387,6 +1387,13 @@ static int _sde_plane_mode_set(struct drm_plane *plane,
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if (cstate->is_shared) {
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dst.x += cstate->shared_roi.x;
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dst.y += cstate->shared_roi.y;
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if (sde_plane_get_property(pstate,
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PLANE_PROP_SRC_CONFIG) &
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BIT(SDE_DRM_LINEPADDING)) {
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src.h = cstate->shared_roi.h;
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dst.h = cstate->shared_roi.h;
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}
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}
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}
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@ -1806,7 +1813,8 @@ static void _sde_plane_install_properties(struct drm_plane *plane,
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{SDE_DRM_BLEND_OP_COVERAGE, "coverage"}
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};
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static const struct drm_prop_enum_list e_src_config[] = {
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{SDE_DRM_DEINTERLACE, "deinterlace"}
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{SDE_DRM_DEINTERLACE, "deinterlace"},
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{SDE_DRM_LINEPADDING, "linepadding"},
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};
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static const struct drm_prop_enum_list e_fb_translation_mode[] = {
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{SDE_DRM_FB_NON_SEC, "non_sec"},
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@ -60,6 +60,7 @@
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* construct bitmask via (1UL << SDE_DRM_<flag>)
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*/
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#define SDE_DRM_DEINTERLACE 0 /* Specifies interlaced input */
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#define SDE_DRM_LINEPADDING 1 /* Specifies line padding input */
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/* DRM bitmasks are restricted to 0..63 */
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#define SDE_DRM_BITMASK_COUNT 64
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