Re: [PATCH 3/3] pinctrl: at91-pio4: fix "Prefer 'unsigned int' to bare use of 'unsigned'"

From: Ludovic Desroches
Date: Wed Jan 27 2021 - 05:00:48 EST

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In reply to: Claudiu Beznea: "[PATCH 3/3] pinctrl: at91-pio4: fix "Prefer 'unsigned int' to bare use of 'unsigned'""
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On Mon, Jan 25, 2021 at 12:19:14PM +0200, Claudiu Beznea wrote:
> Fix "Prefer 'unsigned int' to bare use of 'unsigned'" checkpatch.pl
> warning.
>
> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>

Thanks

> ---
> drivers/pinctrl/pinctrl-at91-pio4.c | 110 +++++++++++++++++++-----------------
> 1 file changed, 57 insertions(+), 53 deletions(-)
>
> diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
> index c59ab0bfb945..0206cbfcbebb 100644
> --- a/drivers/pinctrl/pinctrl-at91-pio4.c
> +++ b/drivers/pinctrl/pinctrl-at91-pio4.c
> @@ -80,8 +80,8 @@
> * @sr: slew rate support
> */
> struct atmel_pioctrl_data {
> - unsigned nbanks;
> - unsigned last_bank_count;
> + unsigned int nbanks;
> + unsigned int last_bank_count;
> unsigned int sr;
> };
>
> @@ -91,11 +91,11 @@ struct atmel_group {
> };
>
> struct atmel_pin {
> - unsigned pin_id;
> - unsigned mux;
> - unsigned ioset;
> - unsigned bank;
> - unsigned line;
> + unsigned int pin_id;
> + unsigned int mux;
> + unsigned int ioset;
> + unsigned int bank;
> + unsigned int line;
> const char *device;
> };
>
> @@ -125,16 +125,16 @@ struct atmel_pin {
> struct atmel_pioctrl {
> void __iomem *reg_base;
> struct clk *clk;
> - unsigned nbanks;
> + unsigned int nbanks;
> struct pinctrl_dev *pinctrl_dev;
> struct atmel_group *groups;
> const char * const *group_names;
> struct atmel_pin **pins;
> - unsigned npins;
> + unsigned int npins;
> struct gpio_chip *gpio_chip;
> struct irq_domain *irq_domain;
> int *irqs;
> - unsigned *pm_wakeup_sources;
> + unsigned int *pm_wakeup_sources;
> struct {
> u32 imr;
> u32 odsr;
> @@ -177,11 +177,11 @@ static void atmel_gpio_irq_ack(struct irq_data *d)
> */
> }
>
> -static int atmel_gpio_irq_set_type(struct irq_data *d, unsigned type)
> +static int atmel_gpio_irq_set_type(struct irq_data *d, unsigned int type)
> {
> struct atmel_pioctrl *atmel_pioctrl = irq_data_get_irq_chip_data(d);
> struct atmel_pin *pin = atmel_pioctrl->pins[d->hwirq];
> - unsigned reg;
> + unsigned int reg;
>
> atmel_gpio_write(atmel_pioctrl, pin->bank, ATMEL_PIO_MSKR,
> BIT(pin->line));
> @@ -268,7 +268,7 @@ static struct irq_chip atmel_gpio_irq_chip = {
> .irq_set_wake = atmel_gpio_irq_set_wake,
> };
>
> -static int atmel_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
> +static int atmel_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
> {
> struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip);
>
> @@ -316,11 +316,12 @@ static void atmel_gpio_irq_handler(struct irq_desc *desc)
> chained_irq_exit(chip, desc);
> }
>
> -static int atmel_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
> +static int atmel_gpio_direction_input(struct gpio_chip *chip,
> + unsigned int offset)
> {
> struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip);
> struct atmel_pin *pin = atmel_pioctrl->pins[offset];
> - unsigned reg;
> + unsigned int reg;
>
> atmel_gpio_write(atmel_pioctrl, pin->bank, ATMEL_PIO_MSKR,
> BIT(pin->line));
> @@ -331,11 +332,11 @@ static int atmel_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
> return 0;
> }
>
> -static int atmel_gpio_get(struct gpio_chip *chip, unsigned offset)
> +static int atmel_gpio_get(struct gpio_chip *chip, unsigned int offset)
> {
> struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip);
> struct atmel_pin *pin = atmel_pioctrl->pins[offset];
> - unsigned reg;
> + unsigned int reg;
>
> reg = atmel_gpio_read(atmel_pioctrl, pin->bank, ATMEL_PIO_PDSR);
>
> @@ -369,12 +370,13 @@ static int atmel_gpio_get_multiple(struct gpio_chip *chip, unsigned long *mask,
> return 0;
> }
>
> -static int atmel_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
> +static int atmel_gpio_direction_output(struct gpio_chip *chip,
> + unsigned int offset,
> int value)
> {
> struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip);
> struct atmel_pin *pin = atmel_pioctrl->pins[offset];
> - unsigned reg;
> + unsigned int reg;
>
> atmel_gpio_write(atmel_pioctrl, pin->bank,
> value ? ATMEL_PIO_SODR : ATMEL_PIO_CODR,
> @@ -389,7 +391,7 @@ static int atmel_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
> return 0;
> }
>
> -static void atmel_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
> +static void atmel_gpio_set(struct gpio_chip *chip, unsigned int offset, int val)
> {
> struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip);
> struct atmel_pin *pin = atmel_pioctrl->pins[offset];
> @@ -445,11 +447,11 @@ static struct gpio_chip atmel_gpio_chip = {
>
> /* --- PINCTRL --- */
> static unsigned int atmel_pin_config_read(struct pinctrl_dev *pctldev,
> - unsigned pin_id)
> + unsigned int pin_id)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> - unsigned bank = atmel_pioctrl->pins[pin_id]->bank;
> - unsigned line = atmel_pioctrl->pins[pin_id]->line;
> + unsigned int bank = atmel_pioctrl->pins[pin_id]->bank;
> + unsigned int line = atmel_pioctrl->pins[pin_id]->line;
> void __iomem *addr = atmel_pioctrl->reg_base
> + bank * ATMEL_PIO_BANK_OFFSET;
>
> @@ -461,11 +463,11 @@ static unsigned int atmel_pin_config_read(struct pinctrl_dev *pctldev,
> }
>
> static void atmel_pin_config_write(struct pinctrl_dev *pctldev,
> - unsigned pin_id, u32 conf)
> + unsigned int pin_id, u32 conf)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> - unsigned bank = atmel_pioctrl->pins[pin_id]->bank;
> - unsigned line = atmel_pioctrl->pins[pin_id]->line;
> + unsigned int bank = atmel_pioctrl->pins[pin_id]->bank;
> + unsigned int line = atmel_pioctrl->pins[pin_id]->line;
> void __iomem *addr = atmel_pioctrl->reg_base
> + bank * ATMEL_PIO_BANK_OFFSET;
>
> @@ -483,7 +485,7 @@ static int atmel_pctl_get_groups_count(struct pinctrl_dev *pctldev)
> }
>
> static const char *atmel_pctl_get_group_name(struct pinctrl_dev *pctldev,
> - unsigned selector)
> + unsigned int selector)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
>
> @@ -491,19 +493,20 @@ static const char *atmel_pctl_get_group_name(struct pinctrl_dev *pctldev,
> }
>
> static int atmel_pctl_get_group_pins(struct pinctrl_dev *pctldev,
> - unsigned selector, const unsigned **pins,
> - unsigned *num_pins)
> + unsigned int selector,
> + const unsigned int **pins,
> + unsigned int *num_pins)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
>
> - *pins = (unsigned *)&atmel_pioctrl->groups[selector].pin;
> + *pins = (unsigned int *)&atmel_pioctrl->groups[selector].pin;
> *num_pins = 1;
>
> return 0;
> }
>
> static struct atmel_group *
> -atmel_pctl_find_group_by_pin(struct pinctrl_dev *pctldev, unsigned pin)
> +atmel_pctl_find_group_by_pin(struct pinctrl_dev *pctldev, unsigned int pin)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> int i;
> @@ -524,7 +527,7 @@ static int atmel_pctl_xlate_pinfunc(struct pinctrl_dev *pctldev,
> const char **func_name)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> - unsigned pin_id, func_id;
> + unsigned int pin_id, func_id;
> struct atmel_group *grp;
>
> pin_id = ATMEL_GET_PIN_NO(pinfunc);
> @@ -554,10 +557,10 @@ static int atmel_pctl_xlate_pinfunc(struct pinctrl_dev *pctldev,
> static int atmel_pctl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
> struct device_node *np,
> struct pinctrl_map **map,
> - unsigned *reserved_maps,
> - unsigned *num_maps)
> + unsigned int *reserved_maps,
> + unsigned int *num_maps)
> {
> - unsigned num_pins, num_configs, reserve;
> + unsigned int num_pins, num_configs, reserve;
> unsigned long *configs;
> struct property *pins;
> u32 pinfunc;
> @@ -628,10 +631,10 @@ static int atmel_pctl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
> static int atmel_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
> struct device_node *np_config,
> struct pinctrl_map **map,
> - unsigned *num_maps)
> + unsigned int *num_maps)
> {
> struct device_node *np;
> - unsigned reserved_maps;
> + unsigned int reserved_maps;
> int ret;
>
> *map = NULL;
> @@ -679,13 +682,13 @@ static int atmel_pmx_get_functions_count(struct pinctrl_dev *pctldev)
> }
>
> static const char *atmel_pmx_get_function_name(struct pinctrl_dev *pctldev,
> - unsigned selector)
> + unsigned int selector)
> {
> return atmel_functions[selector];
> }
>
> static int atmel_pmx_get_function_groups(struct pinctrl_dev *pctldev,
> - unsigned selector,
> + unsigned int selector,
> const char * const **groups,
> unsigned * const num_groups)
> {
> @@ -698,11 +701,11 @@ static int atmel_pmx_get_function_groups(struct pinctrl_dev *pctldev,
> }
>
> static int atmel_pmx_set_mux(struct pinctrl_dev *pctldev,
> - unsigned function,
> - unsigned group)
> + unsigned int function,
> + unsigned int group)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> - unsigned pin;
> + unsigned int pin;
> u32 conf;
>
> dev_dbg(pctldev->dev, "enable function %s group %s\n",
> @@ -726,13 +729,13 @@ static const struct pinmux_ops atmel_pmxops = {
> };
>
> static int atmel_conf_pin_config_group_get(struct pinctrl_dev *pctldev,
> - unsigned group,
> + unsigned int group,
> unsigned long *config)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> - unsigned param = pinconf_to_config_param(*config), arg = 0;
> + unsigned int param = pinconf_to_config_param(*config), arg = 0;
> struct atmel_group *grp = atmel_pioctrl->groups + group;
> - unsigned pin_id = grp->pin;
> + unsigned int pin_id = grp->pin;
> u32 res;
>
> res = atmel_pin_config_read(pctldev, pin_id);
> @@ -786,21 +789,21 @@ static int atmel_conf_pin_config_group_get(struct pinctrl_dev *pctldev,
> }
>
> static int atmel_conf_pin_config_group_set(struct pinctrl_dev *pctldev,
> - unsigned group,
> + unsigned int group,
> unsigned long *configs,
> - unsigned num_configs)
> + unsigned int num_configs)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> struct atmel_group *grp = atmel_pioctrl->groups + group;
> - unsigned bank, pin, pin_id = grp->pin;
> + unsigned int bank, pin, pin_id = grp->pin;
> u32 mask, conf = 0;
> int i;
>
> conf = atmel_pin_config_read(pctldev, pin_id);
>
> for (i = 0; i < num_configs; i++) {
> - unsigned param = pinconf_to_config_param(configs[i]);
> - unsigned arg = pinconf_to_config_argument(configs[i]);
> + unsigned int param = pinconf_to_config_param(configs[i]);
> + unsigned int arg = pinconf_to_config_argument(configs[i]);
>
> dev_dbg(pctldev->dev, "%s: pin=%u, config=0x%lx\n",
> __func__, pin_id, configs[i]);
> @@ -900,7 +903,8 @@ static int atmel_conf_pin_config_group_set(struct pinctrl_dev *pctldev,
> }
>
> static void atmel_conf_pin_config_dbg_show(struct pinctrl_dev *pctldev,
> - struct seq_file *s, unsigned pin_id)
> + struct seq_file *s,
> + unsigned int pin_id)
> {
> struct atmel_pioctrl *atmel_pioctrl = pinctrl_dev_get_drvdata(pctldev);
> u32 conf;
> @@ -1108,8 +1112,8 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
> return -ENOMEM;
> for (i = 0 ; i < atmel_pioctrl->npins; i++) {
> struct atmel_group *group = atmel_pioctrl->groups + i;
> - unsigned bank = ATMEL_PIO_BANK(i);
> - unsigned line = ATMEL_PIO_LINE(i);
> + unsigned int bank = ATMEL_PIO_BANK(i);
> + unsigned int line = ATMEL_PIO_LINE(i);
>
> atmel_pioctrl->pins[i] = devm_kzalloc(dev,
> sizeof(**atmel_pioctrl->pins), GFP_KERNEL);
> --
> 2.7.4
>

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