From: Rob Herring <robh@xxxxxxxxxx> We now have several OF match tables using linker sections that are nearly the same definition. The only variation is the callback function prototype. Create a common define for creating linker section OF match table entries which each table declaration can use. Cc: Grant Likely <grant.likely@xxxxxxxxxx> Signed-off-by: Rob Herring <robh@xxxxxxxxxx> --- drivers/clocksource/clksrc-of.c | 2 +- drivers/irqchip/irqchip.h | 7 +++---- include/linux/clk-provider.h | 5 +---- include/linux/clocksource.h | 16 +++------------- include/linux/of.h | 22 ++++++++++++++++++++++ include/linux/of_reserved_mem.h | 18 ++---------------- 6 files changed, 32 insertions(+), 38 deletions(-) diff --git a/drivers/clocksource/clksrc-of.c b/drivers/clocksource/clksrc-of.c index ae2e427..0093a8e 100644 --- a/drivers/clocksource/clksrc-of.c +++ b/drivers/clocksource/clksrc-of.c @@ -27,7 +27,7 @@ void __init clocksource_of_init(void) { struct device_node *np; const struct of_device_id *match; - clocksource_of_init_fn init_func; + of_init_fn_1 init_func; unsigned clocksources = 0; for_each_matching_node_and_match(np, __clksrc_of_table, &match) { diff --git a/drivers/irqchip/irqchip.h b/drivers/irqchip/irqchip.h index e445ba2..0f6486d 100644 --- a/drivers/irqchip/irqchip.h +++ b/drivers/irqchip/irqchip.h @@ -11,6 +11,8 @@ #ifndef _IRQCHIP_H #define _IRQCHIP_H +#include <linux/of.h> + /* * This macro must be used by the different irqchip drivers to declare * the association between their DT compatible string and their @@ -21,9 +23,6 @@ * @compstr: compatible string of the irqchip driver * @fn: initialization function */ -#define IRQCHIP_DECLARE(name,compstr,fn) \ - static const struct of_device_id irqchip_of_match_##name \ - __used __section(__irqchip_of_table) \ - = { .compatible = compstr, .data = fn } +#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn) #endif diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 59e2eb5..3429929 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -501,10 +501,7 @@ struct clk_onecell_data { extern struct of_device_id __clk_of_table; -#define CLK_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clk_of_table_##name \ - __used __section(__clk_of_table) \ - = { .compatible = compat, .data = fn }; +#define CLK_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn) #ifdef CONFIG_OF int of_clk_add_provider(struct device_node *np, diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 67301a4..a16b497 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -339,23 +339,13 @@ extern int clocksource_mmio_init(void __iomem *, const char *, extern int clocksource_i8253_init(void); -struct device_node; -typedef void(*clocksource_of_init_fn)(struct device_node *); +#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ + OF_DECLARE_1(clksrc, name, compat, fn) + #ifdef CONFIG_CLKSRC_OF extern void clocksource_of_init(void); - -#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clksrc_of_table_##name \ - __used __section(__clksrc_of_table) \ - = { .compatible = compat, \ - .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn } #else static inline void clocksource_of_init(void) {} -#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clksrc_of_table_##name \ - __attribute__((unused)) \ - = { .compatible = compat, \ - .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn } #endif #endif /* _LINUX_CLOCKSOURCE_H */ diff --git a/include/linux/of.h b/include/linux/of.h index 3bad8d1..6fb2185 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -757,4 +757,26 @@ static inline int of_get_available_child_count(const struct device_node *np) return num; } +#ifdef CONFIG_OF +#define _OF_DECLARE(table, name, compat, fn, fn_type) \ + static const struct of_device_id __of_table_##name \ + __used __section(__##table##_of_table) \ + = { .compatible = compat, \ + .data = (fn == (fn_type)NULL) ? fn : fn } +#else +#define _OF_DECLARE(name, compat, fn, fn_type) \ + static const struct of_device_id __of_table_##name \ + __attribute__((unused)) \ + = { .compatible = compat, \ + .data = (fn == (fn_type)NULL) ? fn : fn } +#endif + +typedef int (*of_init_fn_2)(struct device_node *, struct device_node *); +typedef void (*of_init_fn_1)(struct device_node *); + +#define OF_DECLARE_1(table, name, compat, fn) \ + _OF_DECLARE(table, name, compat, fn, of_init_fn_1) +#define OF_DECLARE_2(table, name, compat, fn) \ + _OF_DECLARE(table, name, compat, fn, of_init_fn_2) + #endif /* _LINUX_OF_H */ diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h index 4c81b84..4669ddf 100644 --- a/include/linux/of_reserved_mem.h +++ b/include/linux/of_reserved_mem.h @@ -23,31 +23,17 @@ struct reserved_mem_ops { typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem); +#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ + _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn) #ifdef CONFIG_OF_RESERVED_MEM void fdt_init_reserved_mem(void); void fdt_reserved_mem_save_node(unsigned long node, const char *uname, phys_addr_t base, phys_addr_t size); - -#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ - static const struct of_device_id __reservedmem_of_table_##name \ - __used __section(__reservedmem_of_table) \ - = { .compatible = compat, \ - .data = (init == (reservedmem_of_init_fn)NULL) ? \ - init : init } - #else static inline void fdt_init_reserved_mem(void) { } static inline void fdt_reserved_mem_save_node(unsigned long node, const char *uname, phys_addr_t base, phys_addr_t size) { } - -#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ - static const struct of_device_id __reservedmem_of_table_##name \ - __attribute__((unused)) \ - = { .compatible = compat, \ - .data = (init == (reservedmem_of_init_fn)NULL) ? \ - init : init } - #endif #endif /* __OF_RESERVED_MEM_H */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html