[PATCH v1 04/19] pinctrl/rockchip: Use temporary variable for struct device

Andy Shevchenko
2021-11-05T12:43:26Z

Use temporary variable for struct device to make code neater.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/pinctrl/pinctrl-rockchip.c | 116 +++++++++++++----------------
1 file changed, 53 insertions(+), 63 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 6031d98d9849..ae80c95bae87 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -285,6 +285,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev,
{
struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
const struct rockchip_pin_group *grp;
+ struct device *dev = info->dev;
struct pinctrl_map *new_map;
struct device_node *parent;
int map_num = 1;
@@ -296,8 +297,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev,
*/
grp = pinctrl_name_to_group(info, np->name);
if (!grp) {
- dev_err(info->dev, "unable to find group for node %pOFn\n",
- np);
+ dev_err(dev, "unable to find group for node %pOFn\n", np);
return -EINVAL;
}

@@ -331,7 +331,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev,
new_map[i].data.configs.num_configs = grp->data[i].nconfigs;
}

- dev_dbg(pctldev->dev, "maps: function %s group %s num %d\n",
+ dev_dbg(dev, "maps: function %s group %s num %d\n",
(*map)->data.mux.function, (*map)->data.mux.group, map_num);

return 0;
@@ -872,20 +872,20 @@ static int rockchip_verify_mux(struct rockchip_pin_bank *bank,
int pin, int mux)
{
struct rockchip_pinctrl *info = bank->drvdata;
+ struct device *dev = info->dev;
int iomux_num = (pin / 8);

if (iomux_num > 3)
return -EINVAL;

if (bank->iomux[iomux_num].type & IOMUX_UNROUTED) {
- dev_err(info->dev, "pin %d is unrouted\n", pin);
+ dev_err(dev, "pin %d is unrouted\n", pin);
return -EINVAL;
}

if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY) {
if (mux != RK_FUNC_GPIO) {
- dev_err(info->dev,
- "pin %d only supports a gpio mux\n", pin);
+ dev_err(dev, "pin %d only supports a gpio mux\n", pin);
return -ENOTSUPP;
}
}
@@ -909,6 +909,7 @@ static int rockchip_verify_mux(struct rockchip_pin_bank *bank,
static int rockchip_set_mux(struct rockchip_pin_bank *bank, int pin, int mux)
{
struct rockchip_pinctrl *info = bank->drvdata;
+ struct device *dev = info->dev;
int iomux_num = (pin / 8);
struct regmap *regmap;
int reg, ret, mask, mux_type;
@@ -922,8 +923,7 @@ static int rockchip_set_mux(struct rockchip_pin_bank *bank, int pin, int mux)
if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY)
return 0;

- dev_dbg(info->dev, "setting mux of GPIO%d-%d to %d\n",
- bank->bank_num, pin, mux);
+ dev_dbg(dev, "setting mux of GPIO%d-%d to %d\n", bank->bank_num, pin, mux);

regmap = (bank->iomux[iomux_num].type & IOMUX_SOURCE_PMU)
? info->regmap_pmu : info->regmap_base;
@@ -1575,6 +1575,7 @@ static int rockchip_get_drive_perpin(struct rockchip_pin_bank *bank,
{
struct rockchip_pinctrl *info = bank->drvdata;
struct rockchip_pin_ctrl *ctrl = info->ctrl;
+ struct device *dev = info->dev;
struct regmap *regmap;
int reg, ret;
u32 data, temp, rmask_bits;
@@ -1620,7 +1621,7 @@ static int rockchip_get_drive_perpin(struct rockchip_pin_bank *bank,
bit -= 16;
break;
default:
- dev_err(info->dev, "unsupported bit: %d for pinctrl drive type: %d\n",
+ dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n",
bit, drv_type);
return -EINVAL;
}
@@ -1632,8 +1633,7 @@ static int rockchip_get_drive_perpin(struct rockchip_pin_bank *bank,
rmask_bits = RK3288_DRV_BITS_PER_PIN;
break;
default:
- dev_err(info->dev, "unsupported pinctrl drive type: %d\n",
- drv_type);
+ dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type);
return -EINVAL;
}

@@ -1652,13 +1652,14 @@ static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank,
{
struct rockchip_pinctrl *info = bank->drvdata;
struct rockchip_pin_ctrl *ctrl = info->ctrl;
+ struct device *dev = info->dev;
struct regmap *regmap;
int reg, ret, i;
u32 data, rmask, rmask_bits, temp;
u8 bit;
int drv_type = bank->drv[pin_num / 8].drv_type;

- dev_dbg(info->dev, "setting drive of GPIO%d-%d to %d\n",
+ dev_dbg(dev, "setting drive of GPIO%d-%d to %d\n",
bank->bank_num, pin_num, strength);

ctrl->drv_calc_reg(bank, pin_num, &regmap, &reg, &bit);
@@ -1680,8 +1681,7 @@ static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank,
}

if (ret < 0) {
- dev_err(info->dev, "unsupported driver strength %d\n",
- strength);
+ dev_err(dev, "unsupported driver strength %d\n", strength);
return ret;
}

@@ -1720,7 +1720,7 @@ static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank,
bit -= 16;
break;
default:
- dev_err(info->dev, "unsupported bit: %d for pinctrl drive type: %d\n",
+ dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n",
bit, drv_type);
return -EINVAL;
}
@@ -1731,8 +1731,7 @@ static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank,
rmask_bits = RK3288_DRV_BITS_PER_PIN;
break;
default:
- dev_err(info->dev, "unsupported pinctrl drive type: %d\n",
- drv_type);
+ dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type);
return -EINVAL;
}

@@ -1766,6 +1765,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num)
{
struct rockchip_pinctrl *info = bank->drvdata;
struct rockchip_pin_ctrl *ctrl = info->ctrl;
+ struct device *dev = info->dev;
struct regmap *regmap;
int reg, ret, pull_type;
u8 bit;
@@ -1800,7 +1800,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num)

return rockchip_pull_list[pull_type][data];
default:
- dev_err(info->dev, "unsupported pinctrl type\n");
+ dev_err(dev, "unsupported pinctrl type\n");
return -EINVAL;
};
}
@@ -1810,13 +1810,13 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
{
struct rockchip_pinctrl *info = bank->drvdata;
struct rockchip_pin_ctrl *ctrl = info->ctrl;
+ struct device *dev = info->dev;
struct regmap *regmap;
int reg, ret, i, pull_type;
u8 bit;
u32 data, rmask;

- dev_dbg(info->dev, "setting pull of GPIO%d-%d to %d\n",
- bank->bank_num, pin_num, pull);
+ dev_dbg(dev, "setting pull of GPIO%d-%d to %d\n", bank->bank_num, pin_num, pull);

/* rk3066b does support any pulls */
if (ctrl->type == RK3066B)
@@ -1859,8 +1859,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
}

if (ret < 0) {
- dev_err(info->dev, "unsupported pull setting %d\n",
- pull);
+ dev_err(dev, "unsupported pull setting %d\n", pull);
return ret;
}

@@ -1872,7 +1871,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
ret = regmap_update_bits(regmap, reg, rmask, data);
break;
default:
- dev_err(info->dev, "unsupported pinctrl type\n");
+ dev_err(dev, "unsupported pinctrl type\n");
return -EINVAL;
}

@@ -1963,12 +1962,13 @@ static int rockchip_set_schmitt(struct rockchip_pin_bank *bank,
{
struct rockchip_pinctrl *info = bank->drvdata;
struct rockchip_pin_ctrl *ctrl = info->ctrl;
+ struct device *dev = info->dev;
struct regmap *regmap;
int reg, ret;
u8 bit;
u32 data, rmask;

- dev_dbg(info->dev, "setting input schmitt of GPIO%d-%d to %d\n",
+ dev_dbg(dev, "setting input schmitt of GPIO%d-%d to %d\n",
bank->bank_num, pin_num, enable);

ret = ctrl->schmitt_calc_reg(bank, pin_num, &regmap, &reg, &bit);
@@ -2028,10 +2028,11 @@ static int rockchip_pmx_set(struct pinctrl_dev *pctldev, unsigned selector,
struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
const unsigned int *pins = info->groups[group].pins;
const struct rockchip_pin_config *data = info->groups[group].data;
+ struct device *dev = info->dev;
struct rockchip_pin_bank *bank;
int cnt, ret = 0;

- dev_dbg(info->dev, "enable function %s group %s\n",
+ dev_dbg(dev, "enable function %s group %s\n",
info->functions[selector].name, info->groups[group].name);

/*
@@ -2310,6 +2311,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np,
struct rockchip_pinctrl *info,
u32 index)
{
+ struct device *dev = info->dev;
struct rockchip_pin_bank *bank;
int size;
const __be32 *list;
@@ -2317,7 +2319,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np,
int i, j;
int ret;

- dev_dbg(info->dev, "group(%d): %pOFn\n", index, np);
+ dev_dbg(dev, "group(%d): %pOFn\n", index, np);

/* Initialise group */
grp->name = np->name;
@@ -2330,18 +2332,14 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np,
/* we do not check return since it's safe node passed down */
size /= sizeof(*list);
if (!size || size % 4) {
- dev_err(info->dev, "wrong pins number or pins and configs should be by 4\n");
+ dev_err(dev, "wrong pins number or pins and configs should be by 4\n");
return -EINVAL;
}

grp->npins = size / 4;

- grp->pins = devm_kcalloc(info->dev, grp->npins, sizeof(unsigned int),
- GFP_KERNEL);
- grp->data = devm_kcalloc(info->dev,
- grp->npins,
- sizeof(struct rockchip_pin_config),
- GFP_KERNEL);
+ grp->pins = devm_kcalloc(dev, grp->npins, sizeof(*grp->pins), GFP_KERNEL);
+ grp->data = devm_kcalloc(dev, grp->npins, sizeof(*grp->data), GFP_KERNEL);
if (!grp->pins || !grp->data)
return -ENOMEM;

@@ -2375,6 +2373,7 @@ static int rockchip_pinctrl_parse_functions(struct device_node *np,
struct rockchip_pinctrl *info,
u32 index)
{
+ struct device *dev = info->dev;
struct device_node *child;
struct rockchip_pmx_func *func;
struct rockchip_pin_group *grp;
@@ -2382,7 +2381,7 @@ static int rockchip_pinctrl_parse_functions(struct device_node *np,
static u32 grp_index;
u32 i = 0;

- dev_dbg(info->dev, "parse function(%d): %pOFn\n", index, np);
+ dev_dbg(dev, "parse function(%d): %pOFn\n", index, np);

func = &info->functions[index];

@@ -2392,8 +2391,7 @@ static int rockchip_pinctrl_parse_functions(struct device_node *np,
if (func->ngroups <= 0)
return 0;

- func->groups = devm_kcalloc(info->dev,
- func->ngroups, sizeof(char *), GFP_KERNEL);
+ func->groups = devm_kcalloc(dev, func->ngroups, sizeof(*func->groups), GFP_KERNEL);
if (!func->groups)
return -ENOMEM;

@@ -2421,20 +2419,14 @@ static int rockchip_pinctrl_parse_dt(struct platform_device *pdev,

rockchip_pinctrl_child_count(info, np);

- dev_dbg(&pdev->dev, "nfunctions = %d\n", info->nfunctions);
- dev_dbg(&pdev->dev, "ngroups = %d\n", info->ngroups);
+ dev_dbg(dev, "nfunctions = %d\n", info->nfunctions);
+ dev_dbg(dev, "ngroups = %d\n", info->ngroups);

- info->functions = devm_kcalloc(dev,
- info->nfunctions,
- sizeof(struct rockchip_pmx_func),
- GFP_KERNEL);
+ info->functions = devm_kcalloc(dev, info->nfunctions, sizeof(*info->functions), GFP_KERNEL);
if (!info->functions)
return -ENOMEM;

- info->groups = devm_kcalloc(dev,
- info->ngroups,
- sizeof(struct rockchip_pin_group),
- GFP_KERNEL);
+ info->groups = devm_kcalloc(dev, info->ngroups, sizeof(*info->groups), GFP_KERNEL);
if (!info->groups)
return -ENOMEM;

@@ -2446,7 +2438,7 @@ static int rockchip_pinctrl_parse_dt(struct platform_device *pdev,

ret = rockchip_pinctrl_parse_functions(child, info, i++);
if (ret) {
- dev_err(&pdev->dev, "failed to parse function\n");
+ dev_err(dev, "failed to parse function\n");
of_node_put(child);
return ret;
}
@@ -2461,6 +2453,7 @@ static int rockchip_pinctrl_register(struct platform_device *pdev,
struct pinctrl_desc *ctrldesc = &info->pctl;
struct pinctrl_pin_desc *pindesc, *pdesc;
struct rockchip_pin_bank *pin_bank;
+ struct device *dev = &pdev->dev;
int pin, bank, ret;
int k;

@@ -2470,9 +2463,7 @@ static int rockchip_pinctrl_register(struct platform_device *pdev,
ctrldesc->pmxops = &rockchip_pmx_ops;
ctrldesc->confops = &rockchip_pinconf_ops;

- pindesc = devm_kcalloc(&pdev->dev,
- info->ctrl->nr_pins, sizeof(*pindesc),
- GFP_KERNEL);
+ pindesc = devm_kcalloc(dev, info->ctrl->nr_pins, sizeof(*pindesc), GFP_KERNEL);
if (!pindesc)
return -ENOMEM;

@@ -2497,9 +2488,9 @@ static int rockchip_pinctrl_register(struct platform_device *pdev,
if (ret)
return ret;

- info->pctl_dev = devm_pinctrl_register(&pdev->dev, ctrldesc, info);
+ info->pctl_dev = devm_pinctrl_register(dev, ctrldesc, info);
if (IS_ERR(info->pctl_dev)) {
- dev_err(&pdev->dev, "could not register pinctrl driver\n");
+ dev_err(dev, "could not register pinctrl driver\n");
return PTR_ERR(info->pctl_dev);
}

@@ -2513,8 +2504,9 @@ static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data(
struct rockchip_pinctrl *d,
struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
+ struct device_node *node = dev->of_node;
const struct of_device_id *match;
- struct device_node *node = pdev->dev.of_node;
struct rockchip_pin_ctrl *ctrl;
struct rockchip_pin_bank *bank;
int grf_offs, pmu_offs, drv_grf_offs, drv_pmu_offs, i, j;
@@ -2566,7 +2558,7 @@ static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data(
drv_pmu_offs : drv_grf_offs;
}

- dev_dbg(d->dev, "bank %d, iomux %d has iom_offset 0x%x drv_offset 0x%x\n",
+ dev_dbg(dev, "bank %d, iomux %d has iom_offset 0x%x drv_offset 0x%x\n",
i, j, iom->offset, drv->offset);

/*
@@ -2675,8 +2667,8 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
{
struct rockchip_pinctrl *info;
struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node, *node;
struct rockchip_pin_ctrl *ctrl;
- struct device_node *np = pdev->dev.of_node, *node;
struct resource *res;
void __iomem *base;
int ret;
@@ -2712,8 +2704,8 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)

rockchip_regmap_config.max_register = resource_size(res) - 4;
rockchip_regmap_config.name = "rockchip,pinctrl";
- info->regmap_base = devm_regmap_init_mmio(&pdev->dev, base,
- &rockchip_regmap_config);
+ info->regmap_base =
+ devm_regmap_init_mmio(dev, base, &rockchip_regmap_config);

/* to check for the old dt-bindings */
info->reg_size = resource_size(res);
@@ -2725,12 +2717,10 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
if (IS_ERR(base))
return PTR_ERR(base);

- rockchip_regmap_config.max_register =
- resource_size(res) - 4;
+ rockchip_regmap_config.max_register = resource_size(res) - 4;
rockchip_regmap_config.name = "rockchip,pinctrl-pull";
- info->regmap_pull = devm_regmap_init_mmio(&pdev->dev,
- base,
- &rockchip_regmap_config);
+ info->regmap_pull =
+ devm_regmap_init_mmio(dev, base, &rockchip_regmap_config);
}
}

@@ -2750,7 +2740,7 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)

ret = of_platform_populate(np, rockchip_bank_match, NULL, NULL);
if (ret) {
- dev_err(&pdev->dev, "failed to register gpio device\n");
+ dev_err(dev, "failed to register gpio device\n");
return ret;
}

--
2.33.0