drm/edid: move edid load declarations to internal header

The EDID loader is internal to drm, not for drivers.

Signed-off-by: Jani Nikula <[e-mail]>
Reviewed-by: Ville Syrjälä <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/d58[e-mail]

drivers/gpu/drm/drm_crtc_internal.h

···
 int drm_edid_override_show(struct drm_connector *connector, struct seq_file *m);
 int drm_edid_override_set(struct drm_connector *connector, const void *edid, size_t size);
 int drm_edid_override_reset(struct drm_connector *connector);
+
+/* drm_edid_load.c */
+#ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE
+const struct drm_edid *drm_edid_load_firmware(struct drm_connector *connector);
+#else
+static inline const struct drm_edid *
+drm_edid_load_firmware(struct drm_connector *connector)
+{
+	return ERR_PTR(-ENOENT);
+}
+#endif

drivers/gpu/drm/drm_edid_load.c

···
 #include <linux/module.h>
 #include <linux/platform_device.h>
 
-#include <drm/drm_crtc.h>
-#include <drm/drm_crtc_helper.h>
+#include <drm/drm_connector.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_print.h>
+
+#include "drm_crtc_internal.h"
 
 static char edid_firmware[PATH_MAX];
 module_param_string(edid_firmware, edid_firmware, sizeof(edid_firmware), 0644);

include/drm/drm_edid.h

···
 		      const struct drm_display_mode *mode);
 
 #ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE
-const struct drm_edid *drm_edid_load_firmware(struct drm_connector *connector);
 int __drm_set_edid_firmware_path(const char *path);
 int __drm_get_edid_firmware_path(char *buf, size_t bufsize);
-#else
-static inline const struct drm_edid *
-drm_edid_load_firmware(struct drm_connector *connector)
-{
-	return ERR_PTR(-ENOENT);
-}
 #endif
 
 bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2);