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

From: Ludovic Desroches
Date: Wed Jul 19 2017 - 01:58:36 EST

On Tue, Jul 18, 2017 at 04:43:23PM -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>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: Lee Jones <lee@xxxxxxxxxx>
> Cc: Eric Anholt <eric@xxxxxxxxxx>
> Cc: Stefan Wahren <stefan.wahren@xxxxxxxx>
> Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>
> Cc: Ray Jui <rjui@xxxxxxxxxxxx>
> Cc: Scott Branden <sbranden@xxxxxxxxxxxx>
> Cc: bcm-kernel-feedback-list@xxxxxxxxxxxx
> Cc: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>
> Cc: Patrice Chotard <patrice.chotard@xxxxxx>
> Cc: Tomasz Figa <tomasz.figa@xxxxxxxxx>
> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Cc: Barry Song <baohua@xxxxxxxxxx>
> Cc: linux-gpio@xxxxxxxxxxxxxxx
> Cc: linux-rpi-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: kernel@xxxxxxxxxxx
> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> ---
> drivers/pinctrl/bcm/pinctrl-bcm2835.c | 25 +++++++++++--------------
> drivers/pinctrl/devicetree.c | 4 ++--
> drivers/pinctrl/freescale/pinctrl-imx.c | 8 +++-----
> drivers/pinctrl/pinconf-generic.c | 7 +++----
> drivers/pinctrl/pinctrl-at91-pio4.c | 11 +++++------

Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>

> drivers/pinctrl/pinctrl-st.c | 2 +-
> drivers/pinctrl/pinctrl-tb10x.c | 4 ++--
> drivers/pinctrl/samsung/pinctrl-samsung.c | 6 +++---
> drivers/pinctrl/sh-pfc/pinctrl.c | 2 +-
> drivers/pinctrl/sirf/pinctrl-sirf.c | 6 +++---
> 10 files changed, 34 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
> index 230883168e99..3e71e5d782ee 100644
> --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
> +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
> @@ -692,8 +692,7 @@ static int bcm2835_pctl_dt_node_to_map_func(struct bcm2835_pinctrl *pc,
> struct pinctrl_map *map = *maps;
>
> if (fnum >= ARRAY_SIZE(bcm2835_functions)) {
> - dev_err(pc->dev, "%s: invalid brcm,function %d\n",
> - of_node_full_name(np), fnum);
> + dev_err(pc->dev, "%pOF: invalid brcm,function %d\n", np, fnum);
> return -EINVAL;
> }
>
> @@ -713,8 +712,7 @@ static int bcm2835_pctl_dt_node_to_map_pull(struct bcm2835_pinctrl *pc,
> unsigned long *configs;
>
> if (pull > 2) {
> - dev_err(pc->dev, "%s: invalid brcm,pull %d\n",
> - of_node_full_name(np), pull);
> + dev_err(pc->dev, "%pOF: invalid brcm,pull %d\n", np, pull);
> return -EINVAL;
> }
>
> @@ -745,8 +743,7 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
>
> pins = of_find_property(np, "brcm,pins", NULL);
> if (!pins) {
> - dev_err(pc->dev, "%s: missing brcm,pins property\n",
> - of_node_full_name(np));
> + dev_err(pc->dev, "%pOF: missing brcm,pins property\n", np);
> return -EINVAL;
> }
>
> @@ -755,8 +752,8 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
>
> if (!funcs && !pulls) {
> dev_err(pc->dev,
> - "%s: neither brcm,function nor brcm,pull specified\n",
> - of_node_full_name(np));
> + "%pOF: neither brcm,function nor brcm,pull specified\n",
> + np);
> return -EINVAL;
> }
>
> @@ -766,15 +763,15 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
>
> if (num_funcs > 1 && num_funcs != num_pins) {
> dev_err(pc->dev,
> - "%s: brcm,function must have 1 or %d entries\n",
> - of_node_full_name(np), num_pins);
> + "%pOF: brcm,function must have 1 or %d entries\n",
> + np, num_pins);
> return -EINVAL;
> }
>
> if (num_pulls > 1 && num_pulls != num_pins) {
> dev_err(pc->dev,
> - "%s: brcm,pull must have 1 or %d entries\n",
> - of_node_full_name(np), num_pins);
> + "%pOF: brcm,pull must have 1 or %d entries\n",
> + np, num_pins);
> return -EINVAL;
> }
>
> @@ -793,8 +790,8 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
> if (err)
> goto out;
> if (pin >= ARRAY_SIZE(bcm2835_gpio_pins)) {
> - dev_err(pc->dev, "%s: invalid brcm,pins value %d\n",
> - of_node_full_name(np), pin);
> + dev_err(pc->dev, "%pOF: invalid brcm,pins value %d\n",
> + np, pin);
> err = -EINVAL;
> goto out;
> }
> diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c
> index 0e5c9f14a706..0a20afc2210c 100644
> --- a/drivers/pinctrl/devicetree.c
> +++ b/drivers/pinctrl/devicetree.c
> @@ -117,8 +117,8 @@ static int dt_to_map_one_config(struct pinctrl *p,
> for (;;) {
> np_pctldev = of_get_next_parent(np_pctldev);
> if (!np_pctldev || of_node_is_root(np_pctldev)) {
> - dev_info(p->dev, "could not find pctldev for node %s, deferring probe\n",
> - np_config->full_name);
> + dev_info(p->dev, "could not find pctldev for node %pOF, deferring probe\n",
> + np_config);
> of_node_put(np_pctldev);
> /* OK let's just assume this will appear later then */
> return -EPROBE_DEFER;
> diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c
> index 72aca758f4c6..1f0095a69407 100644
> --- a/drivers/pinctrl/freescale/pinctrl-imx.c
> +++ b/drivers/pinctrl/freescale/pinctrl-imx.c
> @@ -573,16 +573,14 @@ static int imx_pinctrl_parse_groups(struct device_node *np,
> list = of_get_property(np, "pins", &size);
> if (!list) {
> dev_err(info->dev,
> - "no fsl,pins and pins property in node %s\n",
> - np->full_name);
> + "no fsl,pins and pins property in node %pOF\n", np);
> return -EINVAL;
> }
> }
>
> /* we do not check return since it's safe node passed down */
> if (!size || size % pin_size) {
> - dev_err(info->dev, "Invalid fsl,pins or pins property in node %s\n",
> - np->full_name);
> + dev_err(info->dev, "Invalid fsl,pins or pins property in node %pOF\n", np);
> return -EINVAL;
> }
>
> @@ -666,7 +664,7 @@ static int imx_pinctrl_parse_functions(struct device_node *np,
> func->name = np->name;
> func->num_group_names = of_get_child_count(np);
> if (func->num_group_names == 0) {
> - dev_err(info->dev, "no groups defined in %s\n", np->full_name);
> + dev_err(info->dev, "no groups defined in %pOF\n", np);
> return -EINVAL;
> }
> func->group_names = devm_kcalloc(info->dev, func->num_group_names,
> diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
> index fc0c230aa11f..4cf901c78130 100644
> --- a/drivers/pinctrl/pinconf-generic.c
> +++ b/drivers/pinctrl/pinconf-generic.c
> @@ -316,16 +316,15 @@ int pinconf_generic_dt_subnode_to_map(struct pinctrl_dev *pctldev,
> if (ret < 0) {
> /* EINVAL=missing, which is fine since it's optional */
> if (ret != -EINVAL)
> - dev_err(dev, "%s: could not parse property function\n",
> - of_node_full_name(np));
> + dev_err(dev, "%pOF: could not parse property function\n",
> + np);
> function = NULL;
> }
>
> ret = pinconf_generic_parse_dt_config(np, pctldev, &configs,
> &num_configs);
> if (ret < 0) {
> - dev_err(dev, "%s: could not parse node property\n",
> - of_node_full_name(np));
> + dev_err(dev, "%pOF: could not parse node property\n", np);
> return ret;
> }
>
> diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
> index dc8591543dee..b1ca838dd80a 100644
> --- a/drivers/pinctrl/pinctrl-at91-pio4.c
> +++ b/drivers/pinctrl/pinctrl-at91-pio4.c
> @@ -494,8 +494,8 @@ static int atmel_pctl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
> ret = pinconf_generic_parse_dt_config(np, pctldev, &configs,
> &num_configs);
> if (ret < 0) {
> - dev_err(pctldev->dev, "%s: could not parse node property\n",
> - of_node_full_name(np));
> + dev_err(pctldev->dev, "%pOF: could not parse node property\n",
> + np);
> return ret;
> }
>
> @@ -504,8 +504,7 @@ static int atmel_pctl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
>
> num_pins = pins->length / sizeof(u32);
> if (!num_pins) {
> - dev_err(pctldev->dev, "no pins found in node %s\n",
> - of_node_full_name(np));
> + dev_err(pctldev->dev, "no pins found in node %pOF\n", np);
> ret = -EINVAL;
> goto exit;
> }
> @@ -584,8 +583,8 @@ static int atmel_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
>
> if (ret < 0) {
> pinctrl_utils_free_map(pctldev, *map, *num_maps);
> - dev_err(pctldev->dev, "can't create maps for node %s\n",
> - np_config->full_name);
> + dev_err(pctldev->dev, "can't create maps for node %pOF\n",
> + np_config);
> }
>
> return ret;
> diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
> index 3ae8066bc127..1703977de7cf 100644
> --- a/drivers/pinctrl/pinctrl-st.c
> +++ b/drivers/pinctrl/pinctrl-st.c
> @@ -1537,7 +1537,7 @@ static int st_gpiolib_register_bank(struct st_pinctrl *info,
> return err;
> }
> } else {
> - dev_info(dev, "No IRQ support for %s bank\n", np->full_name);
> + dev_info(dev, "No IRQ support for %pOF bank\n", np);
> }
>
> return 0;
> diff --git a/drivers/pinctrl/pinctrl-tb10x.c b/drivers/pinctrl/pinctrl-tb10x.c
> index edfba506e958..09d35006acb2 100644
> --- a/drivers/pinctrl/pinctrl-tb10x.c
> +++ b/drivers/pinctrl/pinctrl-tb10x.c
> @@ -557,8 +557,8 @@ static int tb10x_dt_node_to_map(struct pinctrl_dev *pctl,
> int ret = 0;
>
> if (of_property_read_string(np_config, "abilis,function", &string)) {
> - pr_err("%s: No abilis,function property in device tree.\n",
> - np_config->full_name);
> + pr_err("%pOF: No abilis,function property in device tree.\n",
> + np_config);
> return -EINVAL;
> }
>
> diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
> index f542642eed8d..20b59bb02196 100644
> --- a/drivers/pinctrl/samsung/pinctrl-samsung.c
> +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
> @@ -679,7 +679,7 @@ static int samsung_pinctrl_create_function(struct device *dev,
>
> npins = of_property_count_strings(func_np, "samsung,pins");
> if (npins < 1) {
> - dev_err(dev, "invalid pin list in %s node", func_np->name);
> + dev_err(dev, "invalid pin list in %pOFn node", func_np);
> return -EINVAL;
> }
>
> @@ -696,8 +696,8 @@ static int samsung_pinctrl_create_function(struct device *dev,
> i, &gname);
> if (ret) {
> dev_err(dev,
> - "failed to read pin name %d from %s node\n",
> - i, func_np->name);
> + "failed to read pin name %d from %pOFn node\n",
> + i, func_np);
> return ret;
> }
>
> diff --git a/drivers/pinctrl/sh-pfc/pinctrl.c b/drivers/pinctrl/sh-pfc/pinctrl.c
> index a70157f0acf4..e7a92eec06c2 100644
> --- a/drivers/pinctrl/sh-pfc/pinctrl.c
> +++ b/drivers/pinctrl/sh-pfc/pinctrl.c
> @@ -290,7 +290,7 @@ static int sh_pfc_dt_node_to_map(struct pinctrl_dev *pctldev,
> if (*num_maps)
> return 0;
>
> - dev_err(dev, "no mapping found in node %s\n", np->full_name);
> + dev_err(dev, "no mapping found in node %pOF\n", np);
> ret = -EINVAL;
>
> done:
> diff --git a/drivers/pinctrl/sirf/pinctrl-sirf.c b/drivers/pinctrl/sirf/pinctrl-sirf.c
> index 0df72be60704..80bfd4719199 100644
> --- a/drivers/pinctrl/sirf/pinctrl-sirf.c
> +++ b/drivers/pinctrl/sirf/pinctrl-sirf.c
> @@ -810,7 +810,7 @@ static int sirfsoc_gpio_probe(struct device_node *np)
> sgpio->chip.gc.set = sirfsoc_gpio_set_value;
> sgpio->chip.gc.base = 0;
> sgpio->chip.gc.ngpio = SIRFSOC_GPIO_BANK_SIZE * SIRFSOC_GPIO_NO_OF_BANKS;
> - sgpio->chip.gc.label = kstrdup(np->full_name, GFP_KERNEL);
> + sgpio->chip.gc.label = kasprintf(GFP_KERNEL, "%pOF", np);
> sgpio->chip.gc.of_node = np;
> sgpio->chip.gc.of_xlate = sirfsoc_gpio_of_xlate;
> sgpio->chip.gc.of_gpio_n_cells = 2;
> @@ -819,8 +819,8 @@ static int sirfsoc_gpio_probe(struct device_node *np)
>
> err = gpiochip_add_data(&sgpio->chip.gc, sgpio);
> if (err) {
> - dev_err(&pdev->dev, "%s: error in probe function with status %d\n",
> - np->full_name, err);
> + dev_err(&pdev->dev, "%pOF: error in probe function with status %d\n",
> + np, err);
> goto out;
> }
>
> --
> 2.11.0
>