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Commit 07c2b84b authored by Jani Nikula's avatar Jani Nikula
Browse files

drm: move edid property update and add modes out of edid firmware loader 



Make the firmware loader more generic and generally useful.

Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1487344854-18777-2-git-send-email-jani.nikula@intel.com
parent fb70046c

drivers/gpu/drm/drm_edid_load.c

+4 −13
Original line number Diff line number Diff line
@@ -256,15 +256,14 @@ static void *edid_load(struct drm_connector *connector, const char *name, 
	return edid;

}



int drm_load_edid_firmware(struct drm_connector *connector)

struct edid *drm_load_edid_firmware(struct drm_connector *connector)

{

	const char *connector_name = connector->name;

	char *edidname, *last, *colon, *fwstr, *edidstr, *fallback = NULL;

	int ret;

	struct edid *edid;



	if (edid_firmware[0] == '\0')

		return 0;

		return ERR_PTR(-ENOENT);



	/*

	 * If there are multiple edid files specified and separated
@@ -293,7 +292,7 @@ int drm_load_edid_firmware(struct drm_connector *connector) 
	if (!edidname) {

		if (!fallback) {

			kfree(fwstr);

			return 0;

			return ERR_PTR(-ENOENT);

		}

		edidname = fallback;

	}
@@ -305,13 +304,5 @@ int drm_load_edid_firmware(struct drm_connector *connector) 
	edid = edid_load(connector, edidname, connector_name);

	kfree(fwstr);



	if (IS_ERR_OR_NULL(edid))

		return 0;



	drm_mode_connector_update_edid_property(connector, edid);

	ret = drm_add_edid_modes(connector, edid);

	drm_edid_to_eld(connector, edid);

	kfree(edid);



	return ret;

	return edid;

}

drivers/gpu/drm/drm_probe_helper.c

+7 −1
Original line number Diff line number Diff line
@@ -311,7 +311,13 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, 
		count = drm_add_edid_modes(connector, edid);

		drm_edid_to_eld(connector, edid);

	} else {

		count = drm_load_edid_firmware(connector);

		struct edid *edid = drm_load_edid_firmware(connector);

		if (!IS_ERR_OR_NULL(edid)) {

			drm_mode_connector_update_edid_property(connector, edid);

			count = drm_add_edid_modes(connector, edid);

			drm_edid_to_eld(connector, edid);

			kfree(edid);

		}

		if (count == 0)

			count = (*connector_funcs->get_modes)(connector);

	}

include/drm/drm_edid.h

+4 −3
Original line number Diff line number Diff line
@@ -331,11 +331,12 @@ int drm_av_sync_delay(struct drm_connector *connector, 
		      const struct drm_display_mode *mode);



#ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE

int drm_load_edid_firmware(struct drm_connector *connector);

struct edid *drm_load_edid_firmware(struct drm_connector *connector);

#else

static inline int drm_load_edid_firmware(struct drm_connector *connector)

static inline struct edid *

drm_load_edid_firmware(struct drm_connector *connector)

{

	return 0;

	return ERR_PTR(-ENOENT);

}

#endif