drm/tegra: Introduce tegra_drm_client structure

This structure derives from host1x_client. DRM-specific fields are moved
from host1x_client to this structure, so that host1x_client can remain
agnostic of DRM.

Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 17 insertions, 16 deletions

diff --git a/drivers/gpu/host1x/drm/hdmi.c b/drivers/gpu/host1x/drm/hdmi.c
index 5d8c41c..30ac9e8 100644
--- a/drivers/gpu/host1x/drm/hdmi.c
+++ b/drivers/gpu/host1x/drm/hdmi.c
@@ -19,7 +19,7 @@
 #include "host1x_client.h"
 
 struct tegra_hdmi {
-	struct host1x_client client;
+	struct tegra_drm_client client;
 	struct tegra_output output;
 	struct device *dev;
 
@@ -43,7 +43,7 @@ struct tegra_hdmi {
 };
 
 static inline struct tegra_hdmi *
-host1x_client_to_hdmi(struct host1x_client *client)
+tegra_drm_client_to_hdmi(struct tegra_drm_client *client)
 {
 	return container_of(client, struct tegra_hdmi, client);
 }
@@ -1116,24 +1116,24 @@ static int tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
 	return 0;
 }
 
-static int tegra_hdmi_drm_init(struct host1x_client *client,
-			       struct drm_device *drm)
+static int tegra_hdmi_init(struct host1x_client *client)
 {
-	struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+	struct tegra_drm_client *drm = to_tegra_drm_client(client);
+	struct tegra_hdmi *hdmi = tegra_drm_client_to_hdmi(drm);
 	int err;
 
 	hdmi->output.type = TEGRA_OUTPUT_HDMI;
 	hdmi->output.dev = client->dev;
 	hdmi->output.ops = &hdmi_ops;
 
-	err = tegra_output_init(drm, &hdmi->output);
+	err = tegra_output_init(drm->drm, &hdmi->output);
 	if (err < 0) {
 		dev_err(client->dev, "output setup failed: %d\n", err);
 		return err;
 	}
 
 	if (IS_ENABLED(CONFIG_DEBUG_FS)) {
-		err = tegra_hdmi_debugfs_init(hdmi, drm->primary);
+		err = tegra_hdmi_debugfs_init(hdmi, drm->drm->primary);
 		if (err < 0)
 			dev_err(client->dev, "debugfs setup failed: %d\n", err);
 	}
@@ -1141,9 +1141,10 @@ static int tegra_hdmi_drm_init(struct host1x_client *client,
 	return 0;
 }
 
-static int tegra_hdmi_drm_exit(struct host1x_client *client)
+static int tegra_hdmi_exit(struct host1x_client *client)
 {
-	struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+	struct tegra_drm_client *drm = to_tegra_drm_client(client);
+	struct tegra_hdmi *hdmi = tegra_drm_client_to_hdmi(drm);
 	int err;
 
 	if (IS_ENABLED(CONFIG_DEBUG_FS)) {
@@ -1169,8 +1170,8 @@ static int tegra_hdmi_drm_exit(struct host1x_client *client)
 }
 
 static const struct host1x_client_ops hdmi_client_ops = {
-	.drm_init = tegra_hdmi_drm_init,
-	.drm_exit = tegra_hdmi_drm_exit,
+	.init = tegra_hdmi_init,
+	.exit = tegra_hdmi_exit,
 };
 
 static int tegra_hdmi_probe(struct platform_device *pdev)
@@ -1246,11 +1247,11 @@ static int tegra_hdmi_probe(struct platform_device *pdev)
 
 	hdmi->irq = err;
 
-	hdmi->client.ops = &hdmi_client_ops;
-	INIT_LIST_HEAD(&hdmi->client.list);
-	hdmi->client.dev = &pdev->dev;
+	INIT_LIST_HEAD(&hdmi->client.base.list);
+	hdmi->client.base.ops = &hdmi_client_ops;
+	hdmi->client.base.dev = &pdev->dev;
 
-	err = host1x_register_client(tegra, &hdmi->client);
+	err = host1x_register_client(tegra, &hdmi->client.base);
 	if (err < 0) {
 		dev_err(&pdev->dev, "failed to register host1x client: %d\n",
 			err);
@@ -1268,7 +1269,7 @@ static int tegra_hdmi_remove(struct platform_device *pdev)
 	struct tegra_hdmi *hdmi = platform_get_drvdata(pdev);
 	int err;
 
-	err = host1x_unregister_client(tegra, &hdmi->client);
+	err = host1x_unregister_client(tegra, &hdmi->client.base);
 	if (err < 0) {
 		dev_err(&pdev->dev, "failed to unregister host1x client: %d\n",
 			err);