drm/vmwgfx: respect 'nomodeset'

[pandora-kernel.git] / drivers / gpu / drm / vmwgfx / vmwgfx_drv.c

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 1805b8c..148fa91 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -25,6 +25,7 @@
  *
  **************************************************************************/
 #include <linux/module.h>
+#include <linux/console.h>
 
 #include "drmP.h"
 #include "vmwgfx_drv.h"
@@ -104,6 +105,9 @@
 #define DRM_IOCTL_VMW_PRESENT_READBACK                         \
        DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_PRESENT_READBACK,    \
                 struct drm_vmw_present_readback_arg)
+#define DRM_IOCTL_VMW_UPDATE_LAYOUT                            \
+       DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_UPDATE_LAYOUT,       \
+                struct drm_vmw_update_layout_arg)
 
 /**
  * The core DRM version of this macro doesn't account for
@@ -166,12 +170,16 @@ static struct drm_ioctl_desc vmw_ioctls[] = {
        VMW_IOCTL_DEF(VMW_PRESENT_READBACK,
                      vmw_present_readback_ioctl,
                      DRM_MASTER | DRM_AUTH | DRM_UNLOCKED),
+       VMW_IOCTL_DEF(VMW_UPDATE_LAYOUT,
+                     vmw_kms_update_layout_ioctl,
+                     DRM_MASTER | DRM_UNLOCKED),
 };
 
 static struct pci_device_id vmw_pci_id_list[] = {
        {0x15ad, 0x0405, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VMWGFX_CHIP_SVGAII},
        {0, 0, 0}
 };
+MODULE_DEVICE_TABLE(pci, vmw_pci_id_list);
 
 static int enable_fbdev;
 
@@ -496,21 +504,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
                goto out_err1;
        }
 
-       ret = ttm_bo_init_mm(&dev_priv->bdev, TTM_PL_VRAM,
-                            (dev_priv->vram_size >> PAGE_SHIFT));
-       if (unlikely(ret != 0)) {
-               DRM_ERROR("Failed initializing memory manager for VRAM.\n");
-               goto out_err2;
-       }
-
-       dev_priv->has_gmr = true;
-       if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_GMR,
-                          dev_priv->max_gmr_ids) != 0) {
-               DRM_INFO("No GMR memory available. "
-                        "Graphics memory resources are very limited.\n");
-               dev_priv->has_gmr = false;
-       }
-
        dev_priv->mmio_mtrr = drm_mtrr_add(dev_priv->mmio_start,
                                           dev_priv->mmio_size, DRM_MTRR_WC);
 
@@ -563,6 +556,22 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
        if (unlikely(dev_priv->fman == NULL))
                goto out_no_fman;
 
+
+       ret = ttm_bo_init_mm(&dev_priv->bdev, TTM_PL_VRAM,
+                            (dev_priv->vram_size >> PAGE_SHIFT));
+       if (unlikely(ret != 0)) {
+               DRM_ERROR("Failed initializing memory manager for VRAM.\n");
+               goto out_no_vram;
+       }
+
+       dev_priv->has_gmr = true;
+       if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_GMR,
+                          dev_priv->max_gmr_ids) != 0) {
+               DRM_INFO("No GMR memory available. "
+                        "Graphics memory resources are very limited.\n");
+               dev_priv->has_gmr = false;
+       }
+
        /* Need to start the fifo to check if we can do screen objects */
        ret = vmw_3d_resource_inc(dev_priv, true);
        if (unlikely(ret != 0))
@@ -613,6 +622,10 @@ out_no_kms:
                vmw_3d_resource_dec(dev_priv, false);
        }
 out_no_fifo:
+       if (dev_priv->has_gmr)
+               (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
+       (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
+out_no_vram:
        vmw_fence_manager_takedown(dev_priv->fman);
 out_no_fman:
        if (dev_priv->stealth)
@@ -626,10 +639,6 @@ out_err4:
 out_err3:
        drm_mtrr_del(dev_priv->mmio_mtrr, dev_priv->mmio_start,
                     dev_priv->mmio_size, DRM_MTRR_WC);
-       if (dev_priv->has_gmr)
-               (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
-       (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
-out_err2:
        (void)ttm_bo_device_release(&dev_priv->bdev);
 out_err1:
        vmw_ttm_global_release(dev_priv);
@@ -658,6 +667,11 @@ static int vmw_driver_unload(struct drm_device *dev)
        }
        vmw_kms_close(dev_priv);
        vmw_overlay_close(dev_priv);
+
+       if (dev_priv->has_gmr)
+               (void)ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
+       (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
+
        vmw_fence_manager_takedown(dev_priv->fman);
        if (dev_priv->stealth)
                pci_release_region(dev->pdev, 2);
@@ -668,9 +682,6 @@ static int vmw_driver_unload(struct drm_device *dev)
        iounmap(dev_priv->mmio_virt);
        drm_mtrr_del(dev_priv->mmio_mtrr, dev_priv->mmio_start,
                     dev_priv->mmio_size, DRM_MTRR_WC);
-       if (dev_priv->has_gmr)
-               (void)ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
-       (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
        (void)ttm_bo_device_release(&dev_priv->bdev);
        vmw_ttm_global_release(dev_priv);
        idr_destroy(&dev_priv->surface_idr);
@@ -1041,6 +1052,11 @@ static void vmw_pm_complete(struct device *kdev)
        struct drm_device *dev = pci_get_drvdata(pdev);
        struct vmw_private *dev_priv = vmw_priv(dev);
 
+       mutex_lock(&dev_priv->hw_mutex);
+       vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2);
+       (void) vmw_read(dev_priv, SVGA_REG_ID);
+       mutex_unlock(&dev_priv->hw_mutex);
+
        /**
         * Reclaim 3d reference held by fbdev and potentially
         * start fifo.
@@ -1082,6 +1098,11 @@ static struct drm_driver driver = {
        .master_drop = vmw_master_drop,
        .open = vmw_driver_open,
        .postclose = vmw_postclose,
+
+       .dumb_create = vmw_dumb_create,
+       .dumb_map_offset = vmw_dumb_map_offset,
+       .dumb_destroy = vmw_dumb_destroy,
+
        .fops = {
                 .owner = THIS_MODULE,
                 .open = drm_open,
@@ -1122,6 +1143,12 @@ static int vmw_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 static int __init vmwgfx_init(void)
 {
        int ret;
+
+#ifdef CONFIG_VGA_CONSOLE
+       if (vgacon_text_force())
+               return -EINVAL;
+#endif
+
        ret = drm_pci_init(&driver, &vmw_pci_driver);
        if (ret)
                DRM_ERROR("Failed initializing DRM.\n");