Re: [PATCH] gpu: Convert to using %pOF instead of full_name

From: Sean Paul
Date: Thu Jul 20 2017 - 09:54:03 EST


On Tue, Jul 18, 2017 at 04:43:04PM -0500, Rob Herring wrote:
> Now that we have a custom printf format specifier, convert users of
> full_name to use %pOF instead. This is preparation to remove storing
> of the full path string for each node.
>
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>

Hi Rob,
Thanks for sending this patch, and thanks to Laurent, Philipp, and Maxime for
reviews/acks.

I've applied it to drm-misc-next.

Sean


> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: Sean Paul <seanpaul@xxxxxxxxxxxx>
> Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
> Cc: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
> Cc: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> Cc: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
> Cc: Xinliang Liu <z.liuxinliang@xxxxxxxxxxxxx>
> Cc: Rongrong Zou <zourongrong@xxxxxxxxx>
> Cc: Xinwei Kong <kong.kongxinwei@xxxxxxxxxxxxx>
> Cc: Chen Feng <puck.chen@xxxxxxxxxxxxx>
> Cc: CK Hu <ck.hu@xxxxxxxxxxxx>
> Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> Cc: Matthias Brugger <matthias.bgg@xxxxxxxxx>
> Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> Cc: Carlo Caione <carlo@xxxxxxxxxx>
> Cc: Kevin Hilman <khilman@xxxxxxxxxxxx>
> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Mark Yao <mark.yao@xxxxxxxxxxxxxx>
> Cc: Heiko Stuebner <heiko@xxxxxxxxx>
> Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> Cc: Chen-Yu Tsai <wens@xxxxxxxx>
> Cc: Jyri Sarha <jsarha@xxxxxx>
> Cc: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
> Cc: linux-mediatek@xxxxxxxxxxxxxxxxxxx
> Cc: linux-amlogic@xxxxxxxxxxxxxxxxxxx
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> Cc: linux-rockchip@xxxxxxxxxxxxxxxxxxx
> ---
> drivers/gpu/drm/armada/armada_crtc.c | 3 +--
> drivers/gpu/drm/armada/armada_drv.c | 4 ++--
> drivers/gpu/drm/drm_mipi_dsi.c | 6 +++---
> drivers/gpu/drm/drm_modes.c | 4 ++--
> drivers/gpu/drm/drm_of.c | 4 ++--
> drivers/gpu/drm/exynos/exynos_drm_dsi.c | 3 +--
> drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c | 3 +--
> drivers/gpu/drm/mediatek/mtk_disp_color.c | 4 ++--
> drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 4 ++--
> drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 4 ++--
> drivers/gpu/drm/mediatek/mtk_dpi.c | 6 +++---
> drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 7 +++----
> drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 6 ++----
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 16 ++++++++--------
> drivers/gpu/drm/mediatek/mtk_dsi.c | 4 ++--
> drivers/gpu/drm/mediatek/mtk_hdmi.c | 8 ++++----
> drivers/gpu/drm/meson/meson_drv.c | 5 ++---
> drivers/gpu/drm/panel/panel-lvds.c | 16 ++++++++--------
> drivers/gpu/drm/rcar-du/rcar_du_encoder.c | 4 ++--
> drivers/gpu/drm/rcar-du/rcar_du_kms.c | 16 ++++++++--------
> drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 4 ++--
> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 4 ++--
> drivers/gpu/drm/stm/ltdc.c | 3 +--
> drivers/gpu/drm/sun4i/sun4i_drv.c | 9 ++++-----
> drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 4 ++--
> drivers/gpu/ipu-v3/ipu-common.c | 4 ++--
> 26 files changed, 73 insertions(+), 82 deletions(-)
>
> diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c
> index 4fe19fde84f9..85977c08879e 100644
> --- a/drivers/gpu/drm/armada/armada_crtc.c
> +++ b/drivers/gpu/drm/armada/armada_crtc.c
> @@ -1329,8 +1329,7 @@ armada_lcd_bind(struct device *dev, struct device *master, void *data)
> port = of_get_child_by_name(parent, "port");
> of_node_put(np);
> if (!port) {
> - dev_err(dev, "no port node found in %s\n",
> - parent->full_name);
> + dev_err(dev, "no port node found in %pOF\n", parent);
> return -ENXIO;
> }
>
> diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
> index e618fab7f519..0b3227c039d7 100644
> --- a/drivers/gpu/drm/armada/armada_drv.c
> +++ b/drivers/gpu/drm/armada/armada_drv.c
> @@ -232,8 +232,8 @@ static void armada_add_endpoints(struct device *dev,
> of_node_put(remote);
> continue;
> } else if (!of_device_is_available(remote->parent)) {
> - dev_warn(dev, "parent device of %s is not available\n",
> - remote->full_name);
> + dev_warn(dev, "parent device of %pOF is not available\n",
> + remote);
> of_node_put(remote);
> continue;
> }
> diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
> index 1160a579e0dc..4b47226b90d4 100644
> --- a/drivers/gpu/drm/drm_mipi_dsi.c
> +++ b/drivers/gpu/drm/drm_mipi_dsi.c
> @@ -165,14 +165,14 @@ of_mipi_dsi_device_add(struct mipi_dsi_host *host, struct device_node *node)
> u32 reg;
>
> if (of_modalias_node(node, info.type, sizeof(info.type)) < 0) {
> - dev_err(dev, "modalias failure on %s\n", node->full_name);
> + dev_err(dev, "modalias failure on %pOF\n", node);
> return ERR_PTR(-EINVAL);
> }
>
> ret = of_property_read_u32(node, "reg", &reg);
> if (ret) {
> - dev_err(dev, "device node %s has no valid reg property: %d\n",
> - node->full_name, ret);
> + dev_err(dev, "device node %pOF has no valid reg property: %d\n",
> + node, ret);
> return ERR_PTR(-EINVAL);
> }
>
> diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
> index f2493b9b82e6..a7f2a81c76f7 100644
> --- a/drivers/gpu/drm/drm_modes.c
> +++ b/drivers/gpu/drm/drm_modes.c
> @@ -709,8 +709,8 @@ int of_get_drm_display_mode(struct device_node *np,
> if (bus_flags)
> drm_bus_flags_from_videomode(&vm, bus_flags);
>
> - pr_debug("%s: got %dx%d display mode from %s\n",
> - of_node_full_name(np), vm.hactive, vm.vactive, np->name);
> + pr_debug("%pOF: got %dx%d display mode from %s\n",
> + np, vm.hactive, vm.vactive, np->name);
> drm_mode_debug_printmodeline(dmode);
>
> return 0;
> diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
> index 2120f33bdf4a..8dafbdfcd2ea 100644
> --- a/drivers/gpu/drm/drm_of.c
> +++ b/drivers/gpu/drm/drm_of.c
> @@ -160,8 +160,8 @@ int drm_of_component_probe(struct device *dev,
> of_node_put(remote);
> continue;
> } else if (!of_device_is_available(remote->parent)) {
> - dev_warn(dev, "parent device of %s is not available\n",
> - remote->full_name);
> + dev_warn(dev, "parent device of %pOF is not available\n",
> + remote);
> of_node_put(remote);
> continue;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> index a11b79596e2f..f580be170089 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> @@ -1618,8 +1618,7 @@ static int exynos_dsi_of_read_u32(const struct device_node *np,
> int ret = of_property_read_u32(np, propname, out_value);
>
> if (ret < 0)
> - pr_err("%s: failed to get '%s' property\n", np->full_name,
> - propname);
> + pr_err("%pOF: failed to get '%s' property\n", np, propname);
>
> return ret;
> }
> diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> index c96c228a9898..a9e6db024131 100644
> --- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> +++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
> @@ -583,8 +583,7 @@ static int ade_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
> */
> port = of_get_child_by_name(dev->dev->of_node, "port");
> if (!port) {
> - DRM_ERROR("no port node found in %s\n",
> - dev->dev->of_node->full_name);
> + DRM_ERROR("no port node found in %pOF\n", dev->dev->of_node);
> return -EINVAL;
> }
> of_node_put(port);
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c
> index ef79a6d55646..f609b62b8be6 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_color.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c
> @@ -84,8 +84,8 @@ static int mtk_disp_color_bind(struct device *dev, struct device *master,
>
> ret = mtk_ddp_comp_register(drm_dev, &priv->ddp_comp);
> if (ret < 0) {
> - dev_err(dev, "Failed to register component %s: %d\n",
> - dev->of_node->full_name, ret);
> + dev_err(dev, "Failed to register component %pOF: %d\n",
> + dev->of_node, ret);
> return ret;
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> index 35bc5babdbf7..978782a77629 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -235,8 +235,8 @@ static int mtk_disp_ovl_bind(struct device *dev, struct device *master,
>
> ret = mtk_ddp_comp_register(drm_dev, &priv->ddp_comp);
> if (ret < 0) {
> - dev_err(dev, "Failed to register component %s: %d\n",
> - dev->of_node->full_name, ret);
> + dev_err(dev, "Failed to register component %pOF: %d\n",
> + dev->of_node, ret);
> return ret;
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> index b68a51376f83..585943c81e1f 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> @@ -155,8 +155,8 @@ static int mtk_disp_rdma_bind(struct device *dev, struct device *master,
>
> ret = mtk_ddp_comp_register(drm_dev, &priv->ddp_comp);
> if (ret < 0) {
> - dev_err(dev, "Failed to register component %s: %d\n",
> - dev->of_node->full_name, ret);
> + dev_err(dev, "Failed to register component %pOF: %d\n",
> + dev->of_node, ret);
> return ret;
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
> index 32ca351ecd09..e80a603e5fb0 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dpi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
> @@ -605,8 +605,8 @@ static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
>
> ret = mtk_ddp_comp_register(drm_dev, &dpi->ddp_comp);
> if (ret < 0) {
> - dev_err(dev, "Failed to register component %s: %d\n",
> - dev->of_node->full_name, ret);
> + dev_err(dev, "Failed to register component %pOF: %d\n",
> + dev->of_node, ret);
> return ret;
> }
>
> @@ -710,7 +710,7 @@ static int mtk_dpi_probe(struct platform_device *pdev)
> if (!bridge_node)
> return -ENODEV;
>
> - dev_info(dev, "Found bridge node: %s\n", bridge_node->full_name);
> + dev_info(dev, "Found bridge node: %pOF\n", bridge_node);
>
> dpi->bridge = of_drm_find_bridge(bridge_node);
> of_node_put(bridge_node);
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> index cb32c9369f3a..9fa2e3d217c1 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> @@ -577,8 +577,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
> node = priv->comp_node[comp_id];
> comp = priv->ddp_comp[comp_id];
> if (!comp) {
> - dev_err(dev, "Component %s not initialized\n",
> - node->full_name);
> + dev_err(dev, "Component %pOF not initialized\n", node);
> ret = -ENODEV;
> goto unprepare;
> }
> @@ -586,8 +585,8 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
> ret = clk_prepare(comp->clk);
> if (ret) {
> dev_err(dev,
> - "Failed to prepare clock for component %s: %d\n",
> - node->full_name, ret);
> + "Failed to prepare clock for component %pOF: %d\n",
> + node, ret);
> goto unprepare;
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> index 07d7ea2268ef..4672317e3ad1 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -295,15 +295,13 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node,
> larb_node = of_parse_phandle(node, "mediatek,larb", 0);
> if (!larb_node) {
> dev_err(dev,
> - "Missing mediadek,larb phandle in %s node\n",
> - node->full_name);
> + "Missing mediadek,larb phandle in %pOF node\n", node);
> return -EINVAL;
> }
>
> larb_pdev = of_find_device_by_node(larb_node);
> if (!larb_pdev) {
> - dev_warn(dev, "Waiting for larb device %s\n",
> - larb_node->full_name);
> + dev_warn(dev, "Waiting for larb device %pOF\n", larb_node);
> of_node_put(larb_node);
> return -EPROBE_DEFER;
> }
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index 41d2cffe953e..b67923589dc2 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -187,8 +187,8 @@ static int mtk_drm_kms_init(struct drm_device *drm)
>
> pdev = of_find_device_by_node(private->mutex_node);
> if (!pdev) {
> - dev_err(drm->dev, "Waiting for disp-mutex device %s\n",
> - private->mutex_node->full_name);
> + dev_err(drm->dev, "Waiting for disp-mutex device %pOF\n",
> + private->mutex_node);
> of_node_put(private->mutex_node);
> return -EPROBE_DEFER;
> }
> @@ -417,8 +417,8 @@ static int mtk_drm_probe(struct platform_device *pdev)
> continue;
>
> if (!of_device_is_available(node)) {
> - dev_dbg(dev, "Skipping disabled component %s\n",
> - node->full_name);
> + dev_dbg(dev, "Skipping disabled component %pOF\n",
> + node);
> continue;
> }
>
> @@ -431,8 +431,8 @@ static int mtk_drm_probe(struct platform_device *pdev)
>
> comp_id = mtk_ddp_comp_get_id(node, comp_type);
> if (comp_id < 0) {
> - dev_warn(dev, "Skipping unknown component %s\n",
> - node->full_name);
> + dev_warn(dev, "Skipping unknown component %pOF\n",
> + node);
> continue;
> }
>
> @@ -448,8 +448,8 @@ static int mtk_drm_probe(struct platform_device *pdev)
> comp_type == MTK_DISP_RDMA ||
> comp_type == MTK_DSI ||
> comp_type == MTK_DPI) {
> - dev_info(dev, "Adding component match for %s\n",
> - node->full_name);
> + dev_info(dev, "Adding component match for %pOF\n",
> + node);
> drm_of_component_match_add(dev, &match, compare_of,
> node);
> } else {
> diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
> index 97253c8f813b..a31bd2a82de5 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dsi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
> @@ -1048,8 +1048,8 @@ static int mtk_dsi_bind(struct device *dev, struct device *master, void *data)
>
> ret = mtk_ddp_comp_register(drm, &dsi->ddp_comp);
> if (ret < 0) {
> - dev_err(dev, "Failed to register component %s: %d\n",
> - dev->of_node->full_name, ret);
> + dev_err(dev, "Failed to register component %pOF: %d\n",
> + dev->of_node, ret);
> return ret;
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 71eb4fbbfc85..fef246c2577c 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1456,8 +1456,8 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
>
> cec_pdev = of_find_device_by_node(cec_np);
> if (!cec_pdev) {
> - dev_err(hdmi->dev, "Waiting for CEC device %s\n",
> - cec_np->full_name);
> + dev_err(hdmi->dev, "Waiting for CEC device %pOF\n",
> + cec_np);
> return -EPROBE_DEFER;
> }
> hdmi->cec_dev = &cec_pdev->dev;
> @@ -1501,8 +1501,8 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
>
> i2c_np = of_parse_phandle(remote, "ddc-i2c-bus", 0);
> if (!i2c_np) {
> - dev_err(dev, "Failed to find ddc-i2c-bus node in %s\n",
> - remote->full_name);
> + dev_err(dev, "Failed to find ddc-i2c-bus node in %pOF\n",
> + remote);
> of_node_put(remote);
> return -EINVAL;
> }
> diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
> index 4d98fac92795..5375e6dccdd7 100644
> --- a/drivers/gpu/drm/meson/meson_drv.c
> +++ b/drivers/gpu/drm/meson/meson_drv.c
> @@ -303,9 +303,8 @@ static const struct component_master_ops meson_drv_master_ops = {
>
> static int compare_of(struct device *dev, void *data)
> {
> - DRM_DEBUG_DRIVER("Comparing of node %s with %s\n",
> - of_node_full_name(dev->of_node),
> - of_node_full_name(data));
> + DRM_DEBUG_DRIVER("Comparing of node %pOF with %pOF\n",
> + dev->of_node, data);
>
> return dev->of_node == data;
> }
> diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
> index 3216aa9a88d6..e2d57c01200b 100644
> --- a/drivers/gpu/drm/panel/panel-lvds.c
> +++ b/drivers/gpu/drm/panel/panel-lvds.c
> @@ -143,14 +143,14 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
>
> ret = of_property_read_u32(np, "width-mm", &lvds->width);
> if (ret < 0) {
> - dev_err(lvds->dev, "%s: invalid or missing %s DT property\n",
> - of_node_full_name(np), "width-mm");
> + dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
> + np, "width-mm");
> return -ENODEV;
> }
> ret = of_property_read_u32(np, "height-mm", &lvds->height);
> if (ret < 0) {
> - dev_err(lvds->dev, "%s: invalid or missing %s DT property\n",
> - of_node_full_name(np), "height-mm");
> + dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
> + np, "height-mm");
> return -ENODEV;
> }
>
> @@ -158,8 +158,8 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
>
> ret = of_property_read_string(np, "data-mapping", &mapping);
> if (ret < 0) {
> - dev_err(lvds->dev, "%s: invalid or missing %s DT property\n",
> - of_node_full_name(np), "data-mapping");
> + dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
> + np, "data-mapping");
> return -ENODEV;
> }
>
> @@ -170,8 +170,8 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
> } else if (!strcmp(mapping, "vesa-24")) {
> lvds->bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG;
> } else {
> - dev_err(lvds->dev, "%s: invalid or missing %s DT property\n",
> - of_node_full_name(np), "data-mapping");
> + dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
> + np, "data-mapping");
> return -EINVAL;
> }
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> index 3e048dd98b64..ba8d2804c1d1 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> @@ -186,8 +186,8 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu,
> }
>
> if (enc_node) {
> - dev_dbg(rcdu->dev, "initializing encoder %s for output %u\n",
> - of_node_full_name(enc_node), output);
> + dev_dbg(rcdu->dev, "initializing encoder %pOF for output %u\n",
> + enc_node, output);
>
> /* Locate the DRM bridge from the encoder DT node. */
> bridge = of_drm_find_bridge(enc_node);
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
> index f4125c8ca902..5d681ea53be6 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
> @@ -297,15 +297,15 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu,
> */
> entity = of_graph_get_remote_port_parent(ep->local_node);
> if (!entity) {
> - dev_dbg(rcdu->dev, "unconnected endpoint %s, skipping\n",
> - ep->local_node->full_name);
> + dev_dbg(rcdu->dev, "unconnected endpoint %pOF, skipping\n",
> + ep->local_node);
> return -ENODEV;
> }
>
> if (!of_device_is_available(entity)) {
> dev_dbg(rcdu->dev,
> - "connected entity %s is disabled, skipping\n",
> - entity->full_name);
> + "connected entity %pOF is disabled, skipping\n",
> + entity);
> return -ENODEV;
> }
>
> @@ -325,8 +325,8 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu,
>
> if (!connector) {
> dev_warn(rcdu->dev,
> - "no connector for encoder %s, skipping\n",
> - encoder->full_name);
> + "no connector for encoder %pOF, skipping\n",
> + encoder);
> of_node_put(entity_ep_node);
> of_node_put(encoder);
> return -ENODEV;
> @@ -348,8 +348,8 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu,
> ret = rcar_du_encoder_init(rcdu, output, encoder, connector);
> if (ret && ret != -EPROBE_DEFER)
> dev_warn(rcdu->dev,
> - "failed to initialize encoder %s on output %u (%d), skipping\n",
> - of_node_full_name(encoder), output, ret);
> + "failed to initialize encoder %pOF on output %u (%d), skipping\n",
> + encoder, output, ret);
>
> of_node_put(encoder);
> of_node_put(connector);
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> index c6b1b7f3a2a3..02410429edf7 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> @@ -370,8 +370,8 @@ static int rockchip_drm_platform_of_probe(struct device *dev)
>
> iommu = of_parse_phandle(port->parent, "iommus", 0);
> if (!iommu || !of_device_is_available(iommu->parent)) {
> - dev_dbg(dev, "no iommu attached for %s, using non-iommu buffers\n",
> - port->parent->full_name);
> + dev_dbg(dev, "no iommu attached for %pOF, using non-iommu buffers\n",
> + port->parent);
> /*
> * if there is a crtc not support iommu, force set all
> * crtc use non-iommu buffer.
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index 5d450332c2fd..aa3407f13bbd 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -1340,8 +1340,8 @@ static int vop_create_crtc(struct vop *vop)
>
> port = of_get_child_by_name(dev->of_node, "port");
> if (!port) {
> - DRM_DEV_ERROR(vop->dev, "no port node found in %s\n",
> - dev->of_node->full_name);
> + DRM_DEV_ERROR(vop->dev, "no port node found in %pOF\n",
> + dev->of_node);
> ret = -ENOENT;
> goto err_cleanup_crtc;
> }
> diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
> index 1b9483d4f2a4..cd4e74743d77 100644
> --- a/drivers/gpu/drm/stm/ltdc.c
> +++ b/drivers/gpu/drm/stm/ltdc.c
> @@ -995,8 +995,7 @@ static struct drm_panel *ltdc_get_panel(struct drm_device *ddev)
> panel = of_drm_find_panel(port);
> of_node_put(port);
> if (panel) {
> - DRM_DEBUG_DRIVER("remote panel %s\n",
> - port->full_name);
> + DRM_DEBUG_DRIVER("remote panel %pOF\n", port);
> } else {
> DRM_DEBUG_DRIVER("panel missing\n");
> of_node_put(entity);
> diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
> index abc7d8fe06b4..89cd590723ac 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_drv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
> @@ -187,9 +187,9 @@ static bool sun4i_drv_node_is_tcon(struct device_node *node)
>
> static int compare_of(struct device *dev, void *data)
> {
> - DRM_DEBUG_DRIVER("Comparing of node %s with %s\n",
> - of_node_full_name(dev->of_node),
> - of_node_full_name(data));
> + DRM_DEBUG_DRIVER("Comparing of node %pOF with %pOF\n",
> + dev->of_node,
> + data);
>
> return dev->of_node == data;
> }
> @@ -219,8 +219,7 @@ static int sun4i_drv_add_endpoints(struct device *dev,
>
> if (!sun4i_drv_node_is_frontend(node)) {
> /* Add current component */
> - DRM_DEBUG_DRIVER("Adding component %s\n",
> - of_node_full_name(node));
> + DRM_DEBUG_DRIVER("Adding component %pOF\n", node);
> drm_of_component_match_add(dev, match, compare_of, node);
> count++;
> }
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> index d524ed0d5146..8416c1fa0dd8 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
> @@ -1038,8 +1038,8 @@ int tilcdc_crtc_create(struct drm_device *dev)
> if (priv->is_componentized) {
> crtc->port = of_graph_get_port_by_id(dev->dev->of_node, 0);
> if (!crtc->port) { /* This should never happen */
> - dev_err(dev->dev, "Port node not found in %s\n",
> - dev->dev->of_node->full_name);
> + dev_err(dev->dev, "Port node not found in %pOF\n",
> + dev->dev->of_node);
> ret = -EINVAL;
> goto fail;
> }
> diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c
> index 960d816ad7f7..6a573d21d3cc 100644
> --- a/drivers/gpu/ipu-v3/ipu-common.c
> +++ b/drivers/gpu/ipu-v3/ipu-common.c
> @@ -1217,8 +1217,8 @@ static int ipu_add_client_devices(struct ipu_soc *ipu, unsigned long ipu_base)
> of_node = of_graph_get_port_by_id(dev->of_node, i);
> if (!of_node) {
> dev_info(dev,
> - "no port@%d node in %s, not using %s%d\n",
> - i, dev->of_node->full_name,
> + "no port@%d node in %pOF, not using %s%d\n",
> + i, dev->of_node,
> (i / 2) ? "DI" : "CSI", i % 2);
> continue;
> }
> --
> 2.11.0
>

--
Sean Paul, Software Engineer, Google / Chromium OS