#define XRA_REIR 0x10 /* Input Rising Edge Interrupt Enable */
#define XRA_FEIR 0x12 /* Input Falling Edge Interrupt Enable */
#define XRA_IFR 0x14 /* Input Filter Enable/Disable */
+#define XRA_LAST 0x15 /* Bounds */
struct xra1403 {
struct gpio_chip chip;
.pad_bits = 1,
.val_bits = 8,
- .max_register = XRA_IFR | 0x01,
+ .max_register = XRA_LAST,
};
static unsigned int to_reg(unsigned int reg, unsigned int offset)
{
int reg;
struct xra1403 *xra = gpiochip_get_data(chip);
- int *value;
+ int value[XRA_LAST];
int i;
unsigned int gcr;
unsigned int gsr;
- value = kmalloc_array(xra1403_regmap_cfg.max_register, sizeof(*value),
- GFP_KERNEL);
- if (!value)
- return;
-
seq_puts(s, "xra reg:");
- for (reg = 0; reg <= xra1403_regmap_cfg.max_register; reg++)
+ for (reg = 0; reg <= XRA_LAST; reg++)
seq_printf(s, " %2.2x", reg);
seq_puts(s, "\n value:");
- for (reg = 0; reg < xra1403_regmap_cfg.max_register; reg++) {
+ for (reg = 0; reg < XRA_LAST; reg++) {
regmap_read(xra->regmap, reg, &value[reg]);
seq_printf(s, " %2.2x", value[reg]);
}
(gcr & BIT(i)) ? "in" : "out",
(gsr & BIT(i)) ? "hi" : "lo");
}
- kfree(value);
}
#else
#define xra1403_dbg_show NULL