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snd_interval_ratnum(9) [centos man page]

SND_INTERVAL_RATNUM(9)						      PCM API						    SND_INTERVAL_RATNUM(9)

NAME
snd_interval_ratnum - refine the interval value SYNOPSIS
int snd_interval_ratnum(struct snd_interval * i, unsigned int rats_count, struct snd_ratnum * rats, unsigned int * nump, unsigned int * denp); ARGUMENTS
i interval to refine rats_count number of ratnum_t rats ratnum_t array nump pointer to store the resultant numerator denp pointer to store the resultant denominator RETURN
Positive if the value is changed, zero if it's not changed, or a negative error code. COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 SND_INTERVAL_RATNUM(9)

Check Out this Related Man Page

STRUCT 
MATRIX_KEYPAD(9) Input Subsystem STRUCT MATRIX_KEYPAD(9) NAME
struct_matrix_keypad_platform_data - platform-dependent keypad data SYNOPSIS
struct matrix_keypad_platform_data { const struct matrix_keymap_data * keymap_data; const unsigned int * row_gpios; const unsigned int * col_gpios; unsigned int num_row_gpios; unsigned int num_col_gpios; unsigned int col_scan_delay_us; unsigned int debounce_ms; unsigned int clustered_irq; unsigned int clustered_irq_flags; bool active_low; bool wakeup; bool no_autorepeat; }; MEMBERS
keymap_data pointer to matrix_keymap_data row_gpios pointer to array of gpio numbers representing rows col_gpios pointer to array of gpio numbers reporesenting colums num_row_gpios actual number of row gpios used by device num_col_gpios actual number of col gpios used by device col_scan_delay_us delay, measured in microseconds, that is needed before we can keypad after activating column gpio debounce_ms debounce interval in milliseconds clustered_irq may be specified if interrupts of all row/column GPIOs are bundled to one single irq clustered_irq_flags flags that are needed for the clustered irq active_low gpio polarity wakeup controls whether the device should be set up as wakeup source no_autorepeat disable key autorepeat DESCRIPTION
This structure represents platform-specific data that use used by matrix_keypad driver to perform proper initialization. COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 STRUCT MATRIX_KEYPAD(9)
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