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authorThomas Zimmermann <tzimmermann@suse.de>2023-03-30 11:36:06 +0300
committerThierry Reding <treding@nvidia.com>2023-04-06 13:18:56 +0300
commit25dda38e0b07941f291a442ac470b0637b7b3e60 (patch)
tree13aceab7eeb4424d30c93b7f15b4e5b6f1844ffb /drivers/gpu
parent1ac45068af9d6994dd6679bfbd0ff6cb0fc076da (diff)
downloadlinux-25dda38e0b07941f291a442ac470b0637b7b3e60.tar.xz
drm/tegra: Initialize fbdev DRM client
Initialize the fbdev client in the fbdev code with empty helper functions. Also clean up the client. The helpers will later implement various functionality of the DRM client. No functional changes. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/tegra/fbdev.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/fbdev.c b/drivers/gpu/drm/tegra/fbdev.c
index 1c22d0fb4055..6ff7106f440e 100644
--- a/drivers/gpu/drm/tegra/fbdev.c
+++ b/drivers/gpu/drm/tegra/fbdev.c
@@ -126,6 +126,30 @@ 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)
+{ }
+
+static int tregra_fbdev_client_restore(struct drm_client_dev *client)
+{
+ return 0;
+}
+
+static int tegra_fbdev_client_hotplug(struct drm_client_dev *client)
+{
+ return 0;
+}
+
+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,
+};
+
static struct drm_fb_helper *tegra_fbdev_create(struct drm_device *drm)
{
struct drm_fb_helper *helper;
@@ -152,11 +176,15 @@ static int tegra_fbdev_init(struct drm_fb_helper *helper,
struct drm_device *drm = helper->dev;
int err;
+ err = drm_client_init(dev, &helper->client, "fbdev", &tegra_fbdev_client_funcs);
+ if (err)
+ return err;
+
err = drm_fb_helper_init(drm, helper);
if (err < 0) {
dev_err(drm->dev, "failed to initialize DRM FB helper: %d\n",
err);
- return err;
+ goto err_drm_client_release;
}
err = drm_fb_helper_initial_config(helper);
@@ -170,6 +198,8 @@ static int tegra_fbdev_init(struct drm_fb_helper *helper,
fini:
drm_fb_helper_fini(helper);
+err_drm_client_release:
+ drm_client_release(&helper->client);
return err;
}
@@ -192,6 +222,7 @@ static void tegra_fbdev_exit(struct drm_fb_helper *helper)
}
drm_fb_helper_fini(helper);
+ drm_client_release(&helper->client);
tegra_fbdev_free(helper);
}