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mfd: ab8500-core: Allow the possibility to dump all AB8500 registers
Implement an API so that a user may dump all AB8500 registers via debugfs file access. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> Reviewed-by: Linus WALLEIJ <linus.walleij@stericsson.com> Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
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@ -319,6 +319,7 @@ static struct abx500_ops ab8500_ops = {
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.mask_and_set_register = ab8500_mask_and_set_register,
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.event_registers_startup_state_get = NULL,
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.startup_irq_enabled = NULL,
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.dump_all_banks = ab8500_dump_all_banks,
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};
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static void ab8500_irq_lock(struct irq_data *data)
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@ -581,6 +581,19 @@ static int ab8500_print_all_banks(struct seq_file *s, void *p)
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return 0;
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}
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/* Dump registers to kernel log */
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void ab8500_dump_all_banks(struct device *dev)
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{
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unsigned int i;
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printk(KERN_INFO"ab8500 register values:\n");
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for (i = 1; i < AB8500_NUM_BANKS; i++) {
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printk(KERN_INFO" bank %u:\n", i);
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ab8500_registers_print(dev, i, NULL);
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}
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}
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static int ab8500_all_banks_open(struct inode *inode, struct file *file)
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{
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struct seq_file *s;
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@ -345,4 +345,10 @@ static inline int is_ab8500_2p0(struct ab8500 *ab)
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return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0));
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}
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#ifdef CONFIG_AB8500_DEBUG
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void ab8500_dump_all_banks(struct device *dev);
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#else
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static inline void ab8500_dump_all_banks(struct device *dev) {}
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#endif
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#endif /* MFD_AB8500_H */
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