drm/omap: remove unused display.c

The functions in display.c are not used, so drop the file.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201215104657.802264-52-tomi.valkeinen@ti.com

drivers/gpu/drm/omapdrm/Makefile

@@ -18,7 +18,7 @@ omapdrm-y := omap_drv.o \
 
 omapdrm-$(CONFIG_DRM_FBDEV_EMULATION) += omap_fbdev.o
 
-omapdrm-y += dss/base.o dss/display.o dss/output.o dss/dss.o dss/dispc.o \
+omapdrm-y += dss/base.o dss/output.o dss/dss.o dss/dispc.o \
 		dss/dispc_coefs.o dss/pll.o dss/video-pll.o
 omapdrm-$(CONFIG_OMAP2_DSS_DPI) += dss/dpi.o
 omapdrm-$(CONFIG_OMAP2_DSS_VENC) += dss/venc.o

drivers/gpu/drm/omapdrm/dss/display.c

-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2009 Nokia Corporation
- * Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
- *
- * Some code and ideas taken from drivers/video/omap/ driver
- * by Imre Deak.
- */
-
-#define DSS_SUBSYS_NAME "DISPLAY"
-
-#include <linux/kernel.h>
-#include <linux/of.h>
-
-#include <drm/drm_connector.h>
-#include <drm/drm_modes.h>
-
-#include "omapdss.h"
-
-static int disp_num_counter;
-
-void omapdss_display_init(struct omap_dss_device *dssdev)
-{
-	int id;
-
-	/*
-	 * Note: this presumes that all displays either have an DT alias, or
-	 * none has.
-	 */
-	id = of_alias_get_id(dssdev->dev->of_node, "display");
-	if (id < 0)
-		id = disp_num_counter++;
-
-	/* Use 'label' property for name, if it exists */
-	of_property_read_string(dssdev->dev->of_node, "label", &dssdev->name);
-
-	if (dssdev->name == NULL)
-		dssdev->name = devm_kasprintf(dssdev->dev, GFP_KERNEL,
-					      "display%u", id);
-}
-
-int omapdss_display_get_modes(struct drm_connector *connector,
-			      const struct videomode *vm)
-{
-	struct drm_display_mode *mode;
-
-	mode = drm_mode_create(connector->dev);
-	if (!mode)
-		return 0;
-
-	drm_display_mode_from_videomode(vm, mode);
-
-	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
-	drm_mode_set_name(mode);
-	drm_mode_probed_add(connector, mode);
-
-	return 1;
-}

drivers/gpu/drm/omapdrm/dss/omapdss.h

@@ -303,10 +303,6 @@ struct dss_pdata {
 	struct dss_device *dss;
 };
 
-void omapdss_display_init(struct omap_dss_device *dssdev);
-int omapdss_display_get_modes(struct drm_connector *connector,
-			      const struct videomode *vm);
-
 void omapdss_device_register(struct omap_dss_device *dssdev);
 void omapdss_device_unregister(struct omap_dss_device *dssdev);
 struct omap_dss_device *omapdss_device_get(struct omap_dss_device *dssdev);