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authorSang-Heon Jeon <ekffu200098@gmail.com>2026-08-24 01:18:14 +0900
committerJulia Lawall <Julia.Lawall@inria.fr>2026-08-23 22:12:11 +0200
commit2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c (patch)
treedcc4da1d99f17541c5590ac63c77da4bf372a4ab /drivers/pinctrl/pinconf.h
downloadlinux-stable-2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c.tar.gz
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coccinelle: alloc_cast: drop removed allocatorsgrafted
- pci_alloc_consistent() and pci_zalloc_consistent() were removed by commit 7968778914e5 ("PCI: Remove the deprecated "pci-dma-compat.h" API") - kmem_alloc() was removed by commit f078d4ea8276 ("xfs: convert kmem_alloc() to kmalloc()") - kmem_zalloc() was removed by commit 10634530f7ba ("xfs: convert kmem_zalloc() to kzalloc()") - kmem_zone_alloc() and kmem_zone_zalloc() were removed by commit bae633a4a283 ("xfs: remove xfs_zone_{alloc,zalloc} helpers") So drop them from the rules. No functional change. Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com> Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Diffstat (limited to 'drivers/pinctrl/pinconf.h')
-rw-r--r--drivers/pinctrl/pinconf.h214
1 files changed, 214 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinconf.h b/drivers/pinctrl/pinconf.h
new file mode 100644
index 000000000..fc2d6cce9
--- /dev/null
+++ b/drivers/pinctrl/pinconf.h
@@ -0,0 +1,214 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Internal interface between the core pin control system and the
+ * pin config portions
+ *
+ * Copyright (C) 2011 ST-Ericsson SA
+ * Written on behalf of Linaro for ST-Ericsson
+ * Based on bits of regulator core, gpio core and clk core
+ *
+ * Author: Linus Walleij <linus.walleij@linaro.org>
+ */
+
+#include <linux/errno.h>
+
+struct dentry;
+struct device_node;
+struct seq_file;
+
+struct pinctrl_dev;
+struct pinctrl_map;
+struct pinctrl_setting;
+
+#ifdef CONFIG_PINCONF
+
+int pinconf_check_ops(struct pinctrl_dev *pctldev);
+int pinconf_validate_map(const struct pinctrl_map *map, int i);
+int pinconf_map_to_setting(const struct pinctrl_map *map,
+ struct pinctrl_setting *setting);
+void pinconf_free_setting(const struct pinctrl_setting *setting);
+int pinconf_apply_setting(const struct pinctrl_setting *setting);
+
+int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned int pin,
+ unsigned long *configs, size_t nconfigs);
+
+/*
+ * You will only be interested in these if you're using PINCONF
+ * so don't supply any stubs for these.
+ */
+int pin_config_get_for_pin(struct pinctrl_dev *pctldev, unsigned int pin,
+ unsigned long *config);
+int pin_config_group_get(const char *dev_name, const char *pin_group,
+ unsigned long *config);
+
+#else
+
+static inline int pinconf_check_ops(struct pinctrl_dev *pctldev)
+{
+ return 0;
+}
+
+static inline int pinconf_validate_map(const struct pinctrl_map *map, int i)
+{
+ return 0;
+}
+
+static inline int pinconf_map_to_setting(const struct pinctrl_map *map,
+ struct pinctrl_setting *setting)
+{
+ return 0;
+}
+
+static inline void pinconf_free_setting(const struct pinctrl_setting *setting)
+{
+}
+
+static inline int pinconf_apply_setting(const struct pinctrl_setting *setting)
+{
+ return 0;
+}
+
+static inline int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned int pin,
+ unsigned long *configs, size_t nconfigs)
+{
+ return -ENOTSUPP;
+}
+
+static inline int pin_config_get_for_pin(struct pinctrl_dev *pctldev, unsigned int pin,
+ unsigned long *config)
+{
+ return -ENOTSUPP;
+}
+
+#endif
+
+#if defined(CONFIG_PINCONF) && defined(CONFIG_DEBUG_FS)
+
+void pinconf_show_map(struct seq_file *s, const struct pinctrl_map *map);
+void pinconf_show_setting(struct seq_file *s,
+ const struct pinctrl_setting *setting);
+void pinconf_init_device_debugfs(struct dentry *devroot,
+ struct pinctrl_dev *pctldev);
+
+#else
+
+static inline void pinconf_show_map(struct seq_file *s,
+ const struct pinctrl_map *map)
+{
+}
+
+static inline void pinconf_show_setting(struct seq_file *s,
+ const struct pinctrl_setting *setting)
+{
+}
+
+static inline void pinconf_init_device_debugfs(struct dentry *devroot,
+ struct pinctrl_dev *pctldev)
+{
+}
+
+#endif
+
+/*
+ * The following functions are available if the driver uses the generic
+ * pin config.
+ */
+
+#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS)
+
+void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev,
+ struct seq_file *s, const char *gname,
+ unsigned int pin);
+
+void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
+ struct seq_file *s, unsigned long config);
+#else
+
+static inline void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev,
+ struct seq_file *s,
+ const char *gname, unsigned int pin)
+{
+ return;
+}
+
+static inline void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
+ struct seq_file *s,
+ unsigned long config)
+{
+ return;
+}
+#endif
+
+#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_OF)
+int pinconf_generic_parse_dt_config(struct device_node *np,
+ struct pinctrl_dev *pctldev,
+ unsigned long **configs,
+ unsigned int *nconfigs);
+
+int pinconf_generic_parse_dt_pinmux(struct device_node *np, struct device *dev,
+ unsigned int **pid, unsigned int **pmux,
+ unsigned int *npins);
+#else
+static inline int
+pinconf_generic_parse_dt_config(struct device_node *np,
+ struct pinctrl_dev *pctldev,
+ unsigned long **configs,
+ unsigned int *nconfigs)
+{
+ return -ENOTSUPP;
+}
+
+static inline int
+pinconf_generic_parse_dt_pinmux(struct device_node *np, struct device *dev,
+ unsigned int **pid, unsigned int **pmux,
+ unsigned int *npins)
+{
+ return -ENOTSUPP;
+}
+#endif
+
+#if defined(CONFIG_GENERIC_PINCTRL)
+int pinctrl_generic_pins_function_dt_node_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *np,
+ struct pinctrl_map **maps,
+ unsigned int *num_maps);
+
+int pinctrl_generic_pinmux_dt_node_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *np,
+ struct pinctrl_map **maps,
+ unsigned int *num_maps);
+
+int pinctrl_generic_to_map(struct pinctrl_dev *pctldev, struct device_node *parent,
+ struct device_node *np, struct pinctrl_map **maps,
+ unsigned int *num_maps, unsigned int *num_reserved_maps,
+ const char **group_name, unsigned int ngroups,
+ void *data, unsigned int *pins, unsigned int npins);
+#else
+static inline int
+pinctrl_generic_pins_function_dt_node_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *np,
+ struct pinctrl_map **maps,
+ unsigned int *num_maps)
+{
+ return -ENOTSUPP;
+}
+
+static inline int
+pinctrl_generic_pinmux_dt_node_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *np,
+ struct pinctrl_map **maps,
+ unsigned int *num_maps)
+{
+ return -ENOTSUPP;
+}
+
+static inline int
+pinctrl_generic_to_map(struct pinctrl_dev *pctldev, struct device_node *parent,
+ struct device_node *np, struct pinctrl_map **maps,
+ unsigned int *num_maps, unsigned int *num_reserved_maps,
+ const char **group_name, unsigned int ngroups,
+ void *data, unsigned int *pins, unsigned int npins)
+{
+ return -ENOTSUPP;
+}
+#endif