drm/rockchip: vop: support CRTC_STEREO_DOUBLE mode

Change-Id: Ic9905248491a2d728da782d6cfa9679ca50dd6c4
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index e21b8e28485b65a4c7c7d53466dcb0306e5d1afa..1670584706751d476658d0f835c0ea8a8eb2fa50 100644 (file)
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1465,20 +1465,23 @@ static const struct rockchip_crtc_funcs private_crtc_funcs = {
 
 static bool vop_crtc_mode_fixup(struct drm_crtc *crtc,
                                const struct drm_display_mode *mode,
 
 static bool vop_crtc_mode_fixup(struct drm_crtc *crtc,
                                const struct drm_display_mode *mode,

-                               struct drm_display_mode *adjusted_mode)
+                               struct drm_display_mode *adj_mode)

 {
        struct vop *vop = to_vop(crtc);
        const struct vop_data *vop_data = vop->data;
 {
        struct vop *vop = to_vop(crtc);
        const struct vop_data *vop_data = vop->data;

-       int request_clock = mode->clock;

 
        if (mode->hdisplay > vop_data->max_output.width ||
            mode->vdisplay > vop_data->max_output.height)
                return false;
 
 
        if (mode->hdisplay > vop_data->max_output.width ||
            mode->vdisplay > vop_data->max_output.height)
                return false;
 

+       drm_mode_set_crtcinfo(adj_mode,
+                             CRTC_INTERLACE_HALVE_V | CRTC_STEREO_DOUBLE);
+

        if (mode->flags & DRM_MODE_FLAG_DBLCLK)
        if (mode->flags & DRM_MODE_FLAG_DBLCLK)

-               request_clock *= 2;
-       adjusted_mode->crtc_clock =
-               clk_round_rate(vop->dclk, request_clock * 1000) / 1000;
+               adj_mode->crtc_clock *= 2;
+
+       adj_mode->crtc_clock =
+               clk_round_rate(vop->dclk, adj_mode->crtc_clock * 1000) / 1000;

 
        return true;
 }
 
        return true;
 }