vga_switcheroo: add reprobe hook for fbcon to recheck connected outputs.
This adds a hook after the mux is switched for the driver to reprobe the connected outputs. Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
parent
d1fbd923da
commit
8d608aa629
5 changed files with 16 additions and 0 deletions
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@ -1231,6 +1231,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
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ret = vga_switcheroo_register_client(dev->pdev,
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i915_switcheroo_set_state,
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NULL,
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i915_switcheroo_can_switch);
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if (ret)
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goto cleanup_vga_client;
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@ -605,6 +605,12 @@ static void nouveau_switcheroo_set_state(struct pci_dev *pdev,
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}
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}
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static void nouveau_switcheroo_reprobe(struct pci_dev *pdev)
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{
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struct drm_device *dev = pci_get_drvdata(pdev);
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nouveau_fbcon_output_poll_changed(dev);
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}
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static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev)
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{
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struct drm_device *dev = pci_get_drvdata(pdev);
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@ -625,6 +631,7 @@ nouveau_card_init(struct drm_device *dev)
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vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode);
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vga_switcheroo_register_client(dev->pdev, nouveau_switcheroo_set_state,
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nouveau_switcheroo_reprobe,
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nouveau_switcheroo_can_switch);
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/* Initialise internal driver API hooks */
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@ -779,6 +779,7 @@ int radeon_device_init(struct radeon_device *rdev,
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vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode);
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vga_switcheroo_register_client(rdev->pdev,
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radeon_switcheroo_set_state,
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NULL,
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radeon_switcheroo_can_switch);
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r = radeon_init(rdev);
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@ -33,6 +33,7 @@ struct vga_switcheroo_client {
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struct fb_info *fb_info;
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int pwr_state;
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void (*set_gpu_state)(struct pci_dev *pdev, enum vga_switcheroo_state);
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void (*reprobe)(struct pci_dev *pdev);
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bool (*can_switch)(struct pci_dev *pdev);
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int id;
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bool active;
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@ -103,6 +104,7 @@ static void vga_switcheroo_enable(void)
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int vga_switcheroo_register_client(struct pci_dev *pdev,
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void (*set_gpu_state)(struct pci_dev *pdev, enum vga_switcheroo_state),
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void (*reprobe)(struct pci_dev *pdev),
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bool (*can_switch)(struct pci_dev *pdev))
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{
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int index;
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@ -117,6 +119,7 @@ int vga_switcheroo_register_client(struct pci_dev *pdev,
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vgasr_priv.clients[index].pwr_state = VGA_SWITCHEROO_ON;
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vgasr_priv.clients[index].pdev = pdev;
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vgasr_priv.clients[index].set_gpu_state = set_gpu_state;
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vgasr_priv.clients[index].reprobe = reprobe;
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vgasr_priv.clients[index].can_switch = can_switch;
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vgasr_priv.clients[index].id = -1;
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if (pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW)
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@ -251,6 +254,9 @@ static int vga_switchto(struct vga_switcheroo_client *new_client)
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if (ret)
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return ret;
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if (new_client->reprobe)
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new_client->reprobe(new_client->pdev);
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if (active->pwr_state == VGA_SWITCHEROO_ON)
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vga_switchoff(active);
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@ -33,6 +33,7 @@ struct vga_switcheroo_handler {
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void vga_switcheroo_unregister_client(struct pci_dev *dev);
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int vga_switcheroo_register_client(struct pci_dev *dev,
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void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state),
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void (*reprobe)(struct pci_dev *dev),
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bool (*can_switch)(struct pci_dev *dev));
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void vga_switcheroo_client_fb_set(struct pci_dev *dev,
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