drm/i915: Set the multiplier for SDVO on G33 platform

http://bugs.freedesktop.org/show_bug.cgi?id=21417

Signed-off-by: Sean Young <sean@mess.org>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d6fce21..f611e21 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2396,7 +2396,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                if (is_sdvo) {
                        dpll |= DPLL_DVO_HIGH_SPEED;
                        sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
-                       if (IS_I945G(dev) || IS_I945GM(dev))
+                       if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
                                dpll |= (sdvo_pixel_multiply - 1) << SDVO_MULTIPLIER_SHIFT_HIRES;
                        else if (IS_IGDNG(dev))
                                dpll |= (sdvo_pixel_multiply - 1) << PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT;