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path: root/drivers/gpu/drm/i915/i915_suspend.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_suspend.c')
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c36
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 992d561..6eec8171 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -239,6 +239,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
if (drm_core_check_feature(dev, DRIVER_MODESET))
return;
+ if (IS_IGDNG(dev)) {
+ dev_priv->savePCH_DREF_CONTROL = I915_READ(PCH_DREF_CONTROL);
+ dev_priv->saveDISP_ARB_CTL = I915_READ(DISP_ARB_CTL);
+ }
+
/* Pipe & plane A info */
dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
@@ -263,6 +268,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
if (IS_IGDNG(dev)) {
+ dev_priv->savePIPEA_DATA_M1 = I915_READ(PIPEA_DATA_M1);
+ dev_priv->savePIPEA_DATA_N1 = I915_READ(PIPEA_DATA_N1);
+ dev_priv->savePIPEA_LINK_M1 = I915_READ(PIPEA_LINK_M1);
+ dev_priv->savePIPEA_LINK_N1 = I915_READ(PIPEA_LINK_N1);
+
dev_priv->saveFDI_TXA_CTL = I915_READ(FDI_TXA_CTL);
dev_priv->saveFDI_RXA_CTL = I915_READ(FDI_RXA_CTL);
@@ -270,6 +280,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->savePFA_WIN_SZ = I915_READ(PFA_WIN_SZ);
dev_priv->savePFA_WIN_POS = I915_READ(PFA_WIN_POS);
+ dev_priv->saveTRANSACONF = I915_READ(TRANSACONF);
dev_priv->saveTRANS_HTOTAL_A = I915_READ(TRANS_HTOTAL_A);
dev_priv->saveTRANS_HBLANK_A = I915_READ(TRANS_HBLANK_A);
dev_priv->saveTRANS_HSYNC_A = I915_READ(TRANS_HSYNC_A);
@@ -314,6 +325,11 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->saveBCLRPAT_B = I915_READ(BCLRPAT_B);
if (IS_IGDNG(dev)) {
+ dev_priv->savePIPEB_DATA_M1 = I915_READ(PIPEB_DATA_M1);
+ dev_priv->savePIPEB_DATA_N1 = I915_READ(PIPEB_DATA_N1);
+ dev_priv->savePIPEB_LINK_M1 = I915_READ(PIPEB_LINK_M1);
+ dev_priv->savePIPEB_LINK_N1 = I915_READ(PIPEB_LINK_N1);
+
dev_priv->saveFDI_TXB_CTL = I915_READ(FDI_TXB_CTL);
dev_priv->saveFDI_RXB_CTL = I915_READ(FDI_RXB_CTL);
@@ -321,6 +337,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->savePFB_WIN_SZ = I915_READ(PFB_WIN_SZ);
dev_priv->savePFB_WIN_POS = I915_READ(PFB_WIN_POS);
+ dev_priv->saveTRANSBCONF = I915_READ(TRANSBCONF);
dev_priv->saveTRANS_HTOTAL_B = I915_READ(TRANS_HTOTAL_B);
dev_priv->saveTRANS_HBLANK_B = I915_READ(TRANS_HBLANK_B);
dev_priv->saveTRANS_HSYNC_B = I915_READ(TRANS_HSYNC_B);
@@ -368,6 +385,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
fpb1_reg = FPB1;
}
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(PCH_DREF_CONTROL, dev_priv->savePCH_DREF_CONTROL);
+ I915_WRITE(DISP_ARB_CTL, dev_priv->saveDISP_ARB_CTL);
+ }
+
/* Pipe & plane A info */
/* Prime the clock */
if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
@@ -395,6 +417,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
if (IS_IGDNG(dev)) {
+ I915_WRITE(PIPEA_DATA_M1, dev_priv->savePIPEA_DATA_M1);
+ I915_WRITE(PIPEA_DATA_N1, dev_priv->savePIPEA_DATA_N1);
+ I915_WRITE(PIPEA_LINK_M1, dev_priv->savePIPEA_LINK_M1);
+ I915_WRITE(PIPEA_LINK_N1, dev_priv->savePIPEA_LINK_N1);
+
I915_WRITE(FDI_RXA_CTL, dev_priv->saveFDI_RXA_CTL);
I915_WRITE(FDI_TXA_CTL, dev_priv->saveFDI_TXA_CTL);
@@ -402,6 +429,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(PFA_WIN_SZ, dev_priv->savePFA_WIN_SZ);
I915_WRITE(PFA_WIN_POS, dev_priv->savePFA_WIN_POS);
+ I915_WRITE(TRANSACONF, dev_priv->saveTRANSACONF);
I915_WRITE(TRANS_HTOTAL_A, dev_priv->saveTRANS_HTOTAL_A);
I915_WRITE(TRANS_HBLANK_A, dev_priv->saveTRANS_HBLANK_A);
I915_WRITE(TRANS_HSYNC_A, dev_priv->saveTRANS_HSYNC_A);
@@ -439,7 +467,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
/* Actually enable it */
I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B);
DRM_UDELAY(150);
- if (IS_I965G(dev))
+ if (IS_I965G(dev) && !IS_IGDNG(dev))
I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD);
DRM_UDELAY(150);
@@ -454,6 +482,11 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
if (IS_IGDNG(dev)) {
+ I915_WRITE(PIPEB_DATA_M1, dev_priv->savePIPEB_DATA_M1);
+ I915_WRITE(PIPEB_DATA_N1, dev_priv->savePIPEB_DATA_N1);
+ I915_WRITE(PIPEB_LINK_M1, dev_priv->savePIPEB_LINK_M1);
+ I915_WRITE(PIPEB_LINK_N1, dev_priv->savePIPEB_LINK_N1);
+
I915_WRITE(FDI_RXB_CTL, dev_priv->saveFDI_RXB_CTL);
I915_WRITE(FDI_TXB_CTL, dev_priv->saveFDI_TXB_CTL);
@@ -461,6 +494,7 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(PFB_WIN_SZ, dev_priv->savePFB_WIN_SZ);
I915_WRITE(PFB_WIN_POS, dev_priv->savePFB_WIN_POS);
+ I915_WRITE(TRANSBCONF, dev_priv->saveTRANSBCONF);
I915_WRITE(TRANS_HTOTAL_B, dev_priv->saveTRANS_HTOTAL_B);
I915_WRITE(TRANS_HBLANK_B, dev_priv->saveTRANS_HBLANK_B);
I915_WRITE(TRANS_HSYNC_B, dev_priv->saveTRANS_HSYNC_B);
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