of: Add helper for printing an of_phandle_args structure
It is sometimes useful for debug to get the contents of an of_phandle_args structure out into the kernel log. Signed-off-by: Grant Likely <grant.likely@linaro.org>hifive-unleashed-5.1
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2361613206
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624cfca534
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@ -1185,6 +1185,15 @@ int of_property_count_strings(struct device_node *np, const char *propname)
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}
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}
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EXPORT_SYMBOL_GPL(of_property_count_strings);
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EXPORT_SYMBOL_GPL(of_property_count_strings);
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void of_print_phandle_args(const char *msg, const struct of_phandle_args *args)
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{
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int i;
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printk("%s %s", msg, of_node_full_name(args->np));
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for (i = 0; i < args->args_count; i++)
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printk(i ? ",%08x" : ":%08x", args->args[i]);
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printk("\n");
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}
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static int __of_parse_phandle_with_args(const struct device_node *np,
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static int __of_parse_phandle_with_args(const struct device_node *np,
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const char *list_name,
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const char *list_name,
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const char *cells_name,
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const char *cells_name,
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@ -101,9 +101,9 @@ int of_irq_parse_raw(const __be32 *addr, struct of_phandle_args *out_irq)
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u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0;
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u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0;
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int imaplen, match, i;
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int imaplen, match, i;
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pr_debug("of_irq_parse_raw: par=%s,intspec=[0x%08x 0x%08x...],ointsize=%d\n",
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#ifdef DEBUG
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of_node_full_name(out_irq->np), out_irq->args[0], out_irq->args[1],
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of_print_phandle_args("of_irq_parse_raw: ", out_irq);
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out_irq->args_count);
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#endif
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ipar = of_node_get(out_irq->np);
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ipar = of_node_get(out_irq->np);
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@ -275,6 +275,7 @@ extern int of_n_size_cells(struct device_node *np);
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extern const struct of_device_id *of_match_node(
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extern const struct of_device_id *of_match_node(
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const struct of_device_id *matches, const struct device_node *node);
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const struct of_device_id *matches, const struct device_node *node);
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extern int of_modalias_node(struct device_node *node, char *modalias, int len);
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extern int of_modalias_node(struct device_node *node, char *modalias, int len);
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extern void of_print_phandle_args(const char *msg, const struct of_phandle_args *args);
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extern struct device_node *of_parse_phandle(const struct device_node *np,
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extern struct device_node *of_parse_phandle(const struct device_node *np,
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const char *phandle_name,
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const char *phandle_name,
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int index);
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int index);
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