Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / drivers / gpu / drm / i915 / i915_suspend.c

diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index a98e283..8d8e083 100644 (file)
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -322,6 +322,20 @@ int i915_save_state(struct drm_device *dev)
        dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
        dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
 
+       /* Display Port state */
+       if (SUPPORTS_INTEGRATED_DP(dev)) {
+               dev_priv->saveDP_B = I915_READ(DP_B);
+               dev_priv->saveDP_C = I915_READ(DP_C);
+               dev_priv->saveDP_D = I915_READ(DP_D);
+               dev_priv->savePIPEA_GMCH_DATA_M = I915_READ(PIPEA_GMCH_DATA_M);
+               dev_priv->savePIPEB_GMCH_DATA_M = I915_READ(PIPEB_GMCH_DATA_M);
+               dev_priv->savePIPEA_GMCH_DATA_N = I915_READ(PIPEA_GMCH_DATA_N);
+               dev_priv->savePIPEB_GMCH_DATA_N = I915_READ(PIPEB_GMCH_DATA_N);
+               dev_priv->savePIPEA_DP_LINK_M = I915_READ(PIPEA_DP_LINK_M);
+               dev_priv->savePIPEB_DP_LINK_M = I915_READ(PIPEB_DP_LINK_M);
+               dev_priv->savePIPEA_DP_LINK_N = I915_READ(PIPEA_DP_LINK_N);
+               dev_priv->savePIPEB_DP_LINK_N = I915_READ(PIPEB_DP_LINK_N);
+       }
        /* FIXME: save TV & SDVO state */
 
        /* FBC state */
@@ -404,7 +418,19 @@ int i915_restore_state(struct drm_device *dev)
                        for (i = 0; i < 8; i++)
                                I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->saveFENCE[i+8]);
        }
-
+       
+       /* Display port ratios (must be done before clock is set) */
+       if (SUPPORTS_INTEGRATED_DP(dev)) {
+               I915_WRITE(PIPEA_GMCH_DATA_M, dev_priv->savePIPEA_GMCH_DATA_M);
+               I915_WRITE(PIPEB_GMCH_DATA_M, dev_priv->savePIPEB_GMCH_DATA_M);
+               I915_WRITE(PIPEA_GMCH_DATA_N, dev_priv->savePIPEA_GMCH_DATA_N);
+               I915_WRITE(PIPEB_GMCH_DATA_N, dev_priv->savePIPEB_GMCH_DATA_N);
+               I915_WRITE(PIPEA_DP_LINK_M, dev_priv->savePIPEA_DP_LINK_M);
+               I915_WRITE(PIPEB_DP_LINK_M, dev_priv->savePIPEB_DP_LINK_M);
+               I915_WRITE(PIPEA_DP_LINK_N, dev_priv->savePIPEA_DP_LINK_N);
+               I915_WRITE(PIPEB_DP_LINK_N, dev_priv->savePIPEB_DP_LINK_N);
+       }
+       
        /* Pipe & plane A info */
        /* Prime the clock */
        if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
@@ -518,6 +544,12 @@ int i915_restore_state(struct drm_device *dev)
        I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
        I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
 
+       /* Display Port state */
+       if (SUPPORTS_INTEGRATED_DP(dev)) {
+               I915_WRITE(DP_B, dev_priv->saveDP_B);
+               I915_WRITE(DP_C, dev_priv->saveDP_C);
+               I915_WRITE(DP_D, dev_priv->saveDP_D);
+       }
        /* FIXME: restore TV & SDVO state */
 
        /* FBC info */