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path: root/drivers/gpu/drm/tegra/fbdev.c
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Diffstat (limited to 'drivers/gpu/drm/tegra/fbdev.c')
-rw-r--r--drivers/gpu/drm/tegra/fbdev.c98
1 files changed, 6 insertions, 92 deletions
diff --git a/drivers/gpu/drm/tegra/fbdev.c b/drivers/gpu/drm/tegra/fbdev.c
index db6eaac3d30e..cd9d798f8870 100644
--- a/drivers/gpu/drm/tegra/fbdev.c
+++ b/drivers/gpu/drm/tegra/fbdev.c
@@ -66,8 +66,11 @@ static const struct fb_ops tegra_fb_ops = {
.fb_destroy = tegra_fbdev_fb_destroy,
};
-static int tegra_fbdev_probe(struct drm_fb_helper *helper,
- struct drm_fb_helper_surface_size *sizes)
+static const struct drm_fb_helper_funcs tegra_fbdev_helper_funcs = {
+};
+
+int tegra_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes)
{
struct tegra_drm *tegra = helper->dev->dev_private;
struct drm_device *drm = helper->dev;
@@ -112,6 +115,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper,
return PTR_ERR(fb);
}
+ helper->funcs = &tegra_fbdev_helper_funcs;
helper->fb = fb;
helper->info = info;
@@ -144,93 +148,3 @@ destroy:
drm_framebuffer_remove(fb);
return err;
}
-
-static const struct drm_fb_helper_funcs tegra_fb_helper_funcs = {
- .fb_probe = tegra_fbdev_probe,
-};
-
-/*
- * struct drm_client
- */
-
-static void tegra_fbdev_client_unregister(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client);
-
- if (fb_helper->info) {
- drm_fb_helper_unregister_info(fb_helper);
- } else {
- drm_client_release(&fb_helper->client);
- drm_fb_helper_unprepare(fb_helper);
- kfree(fb_helper);
- }
-}
-
-static int tegra_fbdev_client_restore(struct drm_client_dev *client)
-{
- drm_fb_helper_lastclose(client->dev);
-
- return 0;
-}
-
-static int tegra_fbdev_client_hotplug(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client);
- struct drm_device *dev = client->dev;
- int ret;
-
- if (dev->fb_helper)
- return drm_fb_helper_hotplug_event(dev->fb_helper);
-
- ret = drm_fb_helper_init(dev, fb_helper);
- if (ret)
- goto err_drm_err;
-
- if (!drm_drv_uses_atomic_modeset(dev))
- drm_helper_disable_unused_functions(dev);
-
- ret = drm_fb_helper_initial_config(fb_helper);
- if (ret)
- goto err_drm_fb_helper_fini;
-
- return 0;
-
-err_drm_fb_helper_fini:
- drm_fb_helper_fini(fb_helper);
-err_drm_err:
- drm_err(dev, "Failed to setup fbdev emulation (ret=%d)\n", ret);
- return ret;
-}
-
-static const struct drm_client_funcs tegra_fbdev_client_funcs = {
- .owner = THIS_MODULE,
- .unregister = tegra_fbdev_client_unregister,
- .restore = tegra_fbdev_client_restore,
- .hotplug = tegra_fbdev_client_hotplug,
-};
-
-void tegra_fbdev_setup(struct drm_device *dev)
-{
- struct drm_fb_helper *helper;
- int ret;
-
- drm_WARN(dev, !dev->registered, "Device has not been registered.\n");
- drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n");
-
- helper = kzalloc(sizeof(*helper), GFP_KERNEL);
- if (!helper)
- return;
- drm_fb_helper_prepare(dev, helper, 32, &tegra_fb_helper_funcs);
-
- ret = drm_client_init(dev, &helper->client, "fbdev", &tegra_fbdev_client_funcs);
- if (ret)
- goto err_drm_client_init;
-
- drm_client_register(&helper->client);
-
- return;
-
-err_drm_client_init:
- drm_fb_helper_unprepare(helper);
- kfree(helper);
-}