drm/nouveau: merge nvbios and nouveau_bios_info

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c
index 483f875..41634d4 100644
--- a/drivers/gpu/drm/nouveau/nv04_dfp.c
+++ b/drivers/gpu/drm/nouveau/nv04_dfp.c
@@ -269,10 +269,10 @@
 	regp->fp_horiz_regs[FP_TOTAL] = output_mode->htotal - 1;
 	if (!nv_gf4_disp_arch(dev) ||
 	    (output_mode->hsync_start - output_mode->hdisplay) >=
-					dev_priv->vbios->digital_min_front_porch)
+					dev_priv->vbios.digital_min_front_porch)
 		regp->fp_horiz_regs[FP_CRTC] = output_mode->hdisplay;
 	else
-		regp->fp_horiz_regs[FP_CRTC] = output_mode->hsync_start - dev_priv->vbios->digital_min_front_porch - 1;
+		regp->fp_horiz_regs[FP_CRTC] = output_mode->hsync_start - dev_priv->vbios.digital_min_front_porch - 1;
 	regp->fp_horiz_regs[FP_SYNC_START] = output_mode->hsync_start - 1;
 	regp->fp_horiz_regs[FP_SYNC_END] = output_mode->hsync_end - 1;
 	regp->fp_horiz_regs[FP_VALID_START] = output_mode->hskew;