drm: kirin: Reanme dc_ops to kirin_drm_data

As part of refactoring the kirin driver to better support
different hardware revisions, this patch renames the
struct kirin_dc_ops to struct kirin_drm_data and cleans
up the related variable names.

Cc: Rongrong Zou <zourongrong@gmail.com>
Cc: Xinliang Liu <z.liuxinliang@hisilicon.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel <dri-devel@lists.freedesktop.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Xinliang Liu <z.liuxinliang@hisilicon.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Xu YiPing <xuyiping@hisilicon.com>
[jstultz: reworded commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190820230626.23253-13-john.stultz@linaro.org

drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c

@@ -1055,7 +1055,7 @@ static void ade_drm_cleanup(struct platform_device *pdev)
 {
 }
 
-const struct kirin_dc_ops ade_dc_ops = {
+struct kirin_drm_data ade_driver_data = {
 	.init = ade_drm_init,
 	.cleanup = ade_drm_cleanup
 };

drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c

@@ -29,12 +29,12 @@
 
 #include "kirin_drm_drv.h"
 
-static struct kirin_dc_ops *dc_ops;
+static struct kirin_drm_data *driver_data;
 
 static int kirin_drm_kms_cleanup(struct drm_device *dev)
 {
 	drm_kms_helper_poll_fini(dev);
-	dc_ops->cleanup(to_platform_device(dev->dev));
+	driver_data->cleanup(to_platform_device(dev->dev));
 	drm_mode_config_cleanup(dev);
 
 	return 0;
@@ -68,7 +68,7 @@ static int kirin_drm_kms_init(struct drm_device *dev)
 	kirin_drm_mode_config_init(dev);
 
 	/* display controller init */
-	ret = dc_ops->init(to_platform_device(dev->dev));
+	ret = driver_data->init(to_platform_device(dev->dev));
 	if (ret)
 		goto err_mode_config_cleanup;
 
@@ -99,7 +99,7 @@ static int kirin_drm_kms_init(struct drm_device *dev)
 err_unbind_all:
 	component_unbind_all(dev->dev, dev);
 err_dc_cleanup:
-	dc_ops->cleanup(to_platform_device(dev->dev));
+	driver_data->cleanup(to_platform_device(dev->dev));
 err_mode_config_cleanup:
 	drm_mode_config_cleanup(dev);
 
@@ -194,8 +194,8 @@ static int kirin_drm_platform_probe(struct platform_device *pdev)
 	struct component_match *match = NULL;
 	struct device_node *remote;
 
-	dc_ops = (struct kirin_dc_ops *)of_device_get_match_data(dev);
-	if (!dc_ops) {
+	driver_data = (struct kirin_drm_data *)of_device_get_match_data(dev);
+	if (!driver_data) {
 		DRM_ERROR("failed to get dt id data\n");
 		return -EINVAL;
 	}
@@ -213,13 +213,13 @@ static int kirin_drm_platform_probe(struct platform_device *pdev)
 static int kirin_drm_platform_remove(struct platform_device *pdev)
 {
 	component_master_del(&pdev->dev, &kirin_drm_ops);
-	dc_ops = NULL;
+	driver_data = NULL;
 	return 0;
 }
 
 static const struct of_device_id kirin_drm_dt_ids[] = {
 	{ .compatible = "hisilicon,hi6220-ade",
-	  .data = &ade_dc_ops,
+	  .data = &ade_driver_data,
 	},
 	{ /* end node */ },
 };

drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h

@@ -34,11 +34,11 @@ struct kirin_plane {
 };
 
 /* display controller init/cleanup ops */
-struct kirin_dc_ops {
+struct kirin_drm_data {
 	int (*init)(struct platform_device *pdev);
 	void (*cleanup)(struct platform_device *pdev);
 };
 
-extern const struct kirin_dc_ops ade_dc_ops;
+extern struct kirin_drm_data ade_driver_data;
 
 #endif /* __KIRIN_DRM_DRV_H__ */