diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_drv.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/psb_drv.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index fcb4e9ff1f20..1199180667c9 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -251,6 +251,12 @@ static int psb_driver_unload(struct drm_device *dev) iounmap(dev_priv->sgx_reg); dev_priv->sgx_reg = NULL; } + if (dev_priv->aux_reg) { + iounmap(dev_priv->aux_reg); + dev_priv->aux_reg = NULL; + } + if (dev_priv->aux_pdev) + pci_dev_put(dev_priv->aux_pdev); /* Destroy VBT data */ psb_intel_destroy_bios(dev); @@ -266,7 +272,7 @@ static int psb_driver_unload(struct drm_device *dev) static int psb_driver_load(struct drm_device *dev, unsigned long chipset) { struct drm_psb_private *dev_priv; - unsigned long resource_start; + unsigned long resource_start, resource_len; unsigned long irqflags; int ret = -ENOMEM; struct drm_connector *connector; @@ -296,6 +302,30 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset) if (!dev_priv->sgx_reg) goto out_err; + if (IS_MRST(dev)) { + dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0)); + + if (dev_priv->aux_pdev) { + resource_start = pci_resource_start(dev_priv->aux_pdev, + PSB_AUX_RESOURCE); + resource_len = pci_resource_len(dev_priv->aux_pdev, + PSB_AUX_RESOURCE); + dev_priv->aux_reg = ioremap_nocache(resource_start, + resource_len); + if (!dev_priv->aux_reg) + goto out_err; + + DRM_DEBUG_KMS("Found aux vdc"); + } else { + /* Couldn't find the aux vdc so map to primary vdc */ + dev_priv->aux_reg = dev_priv->vdc_reg; + DRM_DEBUG_KMS("Couldn't find aux pci device"); + } + dev_priv->gmbus_reg = dev_priv->aux_reg; + } else { + dev_priv->gmbus_reg = dev_priv->vdc_reg; + } + psb_intel_opregion_setup(dev); ret = dev_priv->ops->chip_setup(dev); @@ -359,7 +389,7 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset) drm_irq_install(dev); - dev->vblank_disable_allowed = 1; + dev->vblank_disable_allowed = true; dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */ @@ -449,7 +479,7 @@ static int psb_gamma_ioctl(struct drm_device *dev, void *data, obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR); if (!obj) { dev_dbg(dev->dev, "Invalid Connector object.\n"); - return -EINVAL; + return -ENOENT; } connector = obj_to_connector(obj); @@ -491,7 +521,7 @@ static int psb_mode_operation_ioctl(struct drm_device *dev, void *data, obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR); if (!obj) { - ret = -EINVAL; + ret = -ENOENT; goto mode_op_out; } @@ -646,7 +676,6 @@ static struct drm_driver driver = { .preclose = psb_driver_preclose, .postclose = psb_driver_close, - .gem_init_object = psb_gem_init_object, .gem_free_object = psb_gem_free_object, .gem_vm_ops = &psb_gem_vm_ops, .dumb_create = psb_gem_dumb_create, |