x86, suspend, acpi: correct and add comments about Big Real Mode

[pandora-kernel.git] / drivers / char / drm / i915_drv.c

diff --git a/drivers/char/drm/i915_drv.c b/drivers/char/drm/i915_drv.c
index bb8f1b2..93aed1c 100644 (file)
--- a/drivers/char/drm/i915_drv.c
+++ b/drivers/char/drm/i915_drv.c
@@ -147,7 +147,7 @@ static void i915_save_vga(struct drm_device *dev)
        i915_write_indexed(cr_index, cr_data, 0x11,
                           i915_read_indexed(cr_index, cr_data, 0x11) &
                           (~0x80));
-       for (i = 0; i < 0x24; i++)
+       for (i = 0; i <= 0x24; i++)
                dev_priv->saveCR[i] =
                        i915_read_indexed(cr_index, cr_data, i);
        /* Make sure we don't turn off CR group 0 writes */
@@ -156,7 +156,7 @@ static void i915_save_vga(struct drm_device *dev)
        /* Attribute controller registers */
        inb(st01);
        dev_priv->saveAR_INDEX = inb(VGA_AR_INDEX);
-       for (i = 0; i < 20; i++)
+       for (i = 0; i <= 0x14; i++)
                dev_priv->saveAR[i] = i915_read_ar(st01, i, 0);
        inb(st01);
        outb(dev_priv->saveAR_INDEX, VGA_AR_INDEX);
@@ -206,7 +206,7 @@ static void i915_restore_vga(struct drm_device *dev)
        /* CRT controller regs */
        /* Enable CR group 0 writes */
        i915_write_indexed(cr_index, cr_data, 0x11, dev_priv->saveCR[0x11]);
-       for (i = 0; i < 0x24; i++)
+       for (i = 0; i <= 0x24; i++)
                i915_write_indexed(cr_index, cr_data, i, dev_priv->saveCR[i]);
 
        /* Graphics controller regs */
@@ -223,7 +223,7 @@ static void i915_restore_vga(struct drm_device *dev)
 
        /* Attribute controller registers */
        inb(st01);
-       for (i = 0; i < 20; i++)
+       for (i = 0; i <= 0x14; i++)
                i915_write_ar(st01, i, dev_priv->saveAR[i], 0);
        inb(st01); /* switch back to index mode */
        outb(dev_priv->saveAR_INDEX | 0x20, VGA_AR_INDEX);
@@ -256,6 +256,9 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
        pci_save_state(dev->pdev);
        pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
 
+       /* Display arbitration control */
+       dev_priv->saveDSPARB = I915_READ(DSPARB);
+
        /* Pipe & plane A info */
        dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
        dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
@@ -349,6 +352,7 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
        dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
 
        /* Clock gating state */
+       dev_priv->saveD_STATE = I915_READ(D_STATE);
        dev_priv->saveDSPCLK_GATE_D = I915_READ(DSPCLK_GATE_D);
 
        /* Cache mode state */
@@ -385,9 +389,12 @@ static int i915_resume(struct drm_device *dev)
        pci_restore_state(dev->pdev);
        if (pci_enable_device(dev->pdev))
                return -1;
+       pci_set_master(dev->pdev);
 
        pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
 
+       I915_WRITE(DSPARB, dev_priv->saveDSPARB);
+
        /* Pipe & plane A info */
        /* Prime the clock */
        if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
@@ -507,6 +514,7 @@ static int i915_resume(struct drm_device *dev)
        udelay(150);
 
        /* Clock gating state */
+       I915_WRITE (D_STATE, dev_priv->saveD_STATE);
        I915_WRITE (DSPCLK_GATE_D, dev_priv->saveDSPCLK_GATE_D);
 
        /* Cache mode state */
@@ -533,7 +541,8 @@ static struct drm_driver driver = {
         */
        .driver_features =
            DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/
-           DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
+           DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL |
+           DRIVER_IRQ_VBL2,
        .load = i915_driver_load,
        .unload = i915_driver_unload,
        .lastclose = i915_driver_lastclose,
@@ -541,9 +550,8 @@ static struct drm_driver driver = {
        .suspend = i915_suspend,
        .resume = i915_resume,
        .device_is_agp = i915_driver_device_is_agp,
-       .get_vblank_counter = i915_get_vblank_counter,
-       .enable_vblank = i915_enable_vblank,
-       .disable_vblank = i915_disable_vblank,
+       .vblank_wait = i915_driver_vblank_wait,
+       .vblank_wait2 = i915_driver_vblank_wait2,
        .irq_preinstall = i915_driver_irq_preinstall,
        .irq_postinstall = i915_driver_irq_postinstall,
        .irq_uninstall = i915_driver_irq_uninstall,