Commit 5d95e3c1 authored Nov 04, 2024 by Rob Herring (Arm) Committed by Rob Herring Jan 03, 2025

drm: Use of_property_present() for non-boolean properties



The use of of_property_read_bool() for non-boolean properties is
deprecated in favor of of_property_present() when testing for property
presence.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Dragan Simic <dsimic@manjaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241104190636.274926-1-robh@kernel.org


Signed-off-by: Rob Herring <robh@kernel.org>

parent 0ab6ea26

drivers/gpu/drm/bridge/ite-it66121.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1480,7 +1480,7 @@ static int it66121_audio_codec_init(struct it66121_ctx ctx, struct device dev)

		dev_dbg(dev, "%s\n", __func__);

		if (!of_property_read_bool(dev->of_node, "#sound-dai-cells")) {
		if (!of_property_present(dev->of_node, "#sound-dai-cells")) {
		dev_info(dev, "No \"#sound-dai-cells\", no audio\n");
		return 0;
		}

drivers/gpu/drm/bridge/sii902x.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -867,7 +867,7 @@ static int sii902x_audio_codec_init(struct sii902x *sii902x,
		u8 lanes[4];
		int num_lanes, i;

		if (!of_property_read_bool(dev->of_node, "#sound-dai-cells")) {
		if (!of_property_present(dev->of_node, "#sound-dai-cells")) {
		dev_dbg(dev, "%s: No \"#sound-dai-cells\", no audio\n",
		__func__);
		return 0;

drivers/gpu/drm/drm_panel.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -414,7 +414,7 @@ bool drm_is_panel_follower(struct device *dev)
		* don't bother trying to parse it here. We just need to know if the
		* property is there.
		*/
		return of_property_read_bool(dev->of_node, "panel");
		return of_property_present(dev->of_node, "panel");
		}
		EXPORT_SYMBOL(drm_is_panel_follower);

drivers/gpu/drm/msm/dsi/dsi_host.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1831,7 +1831,7 @@ static int dsi_host_parse_dt(struct msm_dsi_host *msm_host)
		msm_dsi->te_source = devm_kstrdup(dev, te_source, GFP_KERNEL);
		ret = 0;

		if (of_property_read_bool(np, "syscon-sfpb")) {
		if (of_property_present(np, "syscon-sfpb")) {
		msm_host->sfpb = syscon_regmap_lookup_by_phandle(np,
		"syscon-sfpb");
		if (IS_ERR(msm_host->sfpb)) {