Merge branch 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspe...

[pandora-kernel.git] / drivers / gpu / drm / nouveau / nouveau_state.c

diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index e171064..b02a231 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -34,6 +34,7 @@
 
 #include "nouveau_drv.h"
 #include "nouveau_drm.h"
+#include "nouveau_fbcon.h"
 #include "nv50_display.h"
 
 static void nouveau_stub_takedown(struct drm_device *dev) {}
@@ -375,12 +376,15 @@ out_err:
 static void nouveau_switcheroo_set_state(struct pci_dev *pdev,
                                         enum vga_switcheroo_state state)
 {
+       struct drm_device *dev = pci_get_drvdata(pdev);
        pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
        if (state == VGA_SWITCHEROO_ON) {
                printk(KERN_ERR "VGA switcheroo: switched nouveau on\n");
                nouveau_pci_resume(pdev);
+               drm_kms_helper_poll_enable(dev);
        } else {
                printk(KERN_ERR "VGA switcheroo: switched nouveau off\n");
+               drm_kms_helper_poll_disable(dev);
                nouveau_pci_suspend(pdev, pmm);
        }
 }
@@ -515,8 +519,10 @@ nouveau_card_init(struct drm_device *dev)
 
        dev_priv->init_state = NOUVEAU_CARD_INIT_DONE;
 
-       if (drm_core_check_feature(dev, DRIVER_MODESET))
-               drm_helper_initial_config(dev);
+       if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+               nouveau_fbcon_init(dev);
+               drm_kms_helper_poll_init(dev);
+       }
 
        return 0;
 
@@ -563,6 +569,7 @@ static void nouveau_card_takedown(struct drm_device *dev)
        NV_DEBUG(dev, "prev state = %d\n", dev_priv->init_state);
 
        if (dev_priv->init_state != NOUVEAU_CARD_INIT_DOWN) {
+
                nouveau_backlight_exit(dev);
 
                if (dev_priv->channel) {
@@ -637,6 +644,48 @@ static void nouveau_OF_copy_vbios_to_ramin(struct drm_device *dev)
 #endif
 }
 
+static struct apertures_struct *nouveau_get_apertures(struct drm_device *dev)
+{
+       struct pci_dev *pdev = dev->pdev;
+       struct apertures_struct *aper = alloc_apertures(3);
+       if (!aper)
+               return NULL;
+
+       aper->ranges[0].base = pci_resource_start(pdev, 1);
+       aper->ranges[0].size = pci_resource_len(pdev, 1);
+       aper->count = 1;
+
+       if (pci_resource_len(pdev, 2)) {
+               aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
+               aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
+               aper->count++;
+       }
+
+       if (pci_resource_len(pdev, 3)) {
+               aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
+               aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
+               aper->count++;
+       }
+
+       return aper;
+}
+
+static int nouveau_remove_conflicting_drivers(struct drm_device *dev)
+{
+       struct drm_nouveau_private *dev_priv = dev->dev_private;
+       bool primary = false;
+       dev_priv->apertures = nouveau_get_apertures(dev);
+       if (!dev_priv->apertures)
+               return -ENOMEM;
+
+#ifdef CONFIG_X86
+       primary = dev->pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
+#endif
+       
+       remove_conflicting_framebuffers(dev_priv->apertures, "nouveaufb", primary);
+       return 0;
+}
+
 int nouveau_load(struct drm_device *dev, unsigned long flags)
 {
        struct drm_nouveau_private *dev_priv;
@@ -724,29 +773,30 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
        NV_INFO(dev, "Detected an NV%2x generation card (0x%08x)\n",
                dev_priv->card_type, reg0);
 
-       /* map larger RAMIN aperture on NV40 cards */
-       dev_priv->ramin  = NULL;
+       if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+               int ret = nouveau_remove_conflicting_drivers(dev);
+               if (ret)
+                       return ret;
+       }
+
+       /* Map PRAMIN BAR, or on older cards, the aperture withing BAR0 */
        if (dev_priv->card_type >= NV_40) {
                int ramin_bar = 2;
                if (pci_resource_len(dev->pdev, ramin_bar) == 0)
                        ramin_bar = 3;
 
                dev_priv->ramin_size = pci_resource_len(dev->pdev, ramin_bar);
-               dev_priv->ramin = ioremap(
-                               pci_resource_start(dev->pdev, ramin_bar),
+               dev_priv->ramin =
+                       ioremap(pci_resource_start(dev->pdev, ramin_bar),
                                dev_priv->ramin_size);
                if (!dev_priv->ramin) {
-                       NV_ERROR(dev, "Failed to init RAMIN mapping, "
-                                     "limited instance memory available\n");
+                       NV_ERROR(dev, "Failed to PRAMIN BAR");
+                       return -ENOMEM;
                }
-       }
-
-       /* On older cards (or if the above failed), create a map covering
-        * the BAR0 PRAMIN aperture */
-       if (!dev_priv->ramin) {
+       } else {
                dev_priv->ramin_size = 1 * 1024 * 1024;
                dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN,
-                                                       dev_priv->ramin_size);
+                                         dev_priv->ramin_size);
                if (!dev_priv->ramin) {
                        NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");
                        return -ENOMEM;
@@ -794,6 +844,8 @@ int nouveau_unload(struct drm_device *dev)
        struct drm_nouveau_private *dev_priv = dev->dev_private;
 
        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+               drm_kms_helper_poll_fini(dev);
+               nouveau_fbcon_fini(dev);
                if (dev_priv->card_type >= NV_50)
                        nv50_display_destroy(dev);
                else
@@ -859,6 +911,9 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data,
        case NOUVEAU_GETPARAM_VM_VRAM_BASE:
                getparam->value = dev_priv->vm_vram_base;
                break;
+       case NOUVEAU_GETPARAM_PTIMER_TIME:
+               getparam->value = dev_priv->engine.timer.read(dev);
+               break;
        case NOUVEAU_GETPARAM_GRAPH_UNITS:
                /* NV40 and NV50 versions are quite different, but register
                 * address is the same. User is supposed to know the card