mcp23xxxgpio.c | 81 [REG_IODIR] = "IODIR", 234 uint8_t iodir, ipol, gppu; local in function:mcpgpio_gpio_pin_ctl 248 if ((error = mcpgpio_read(sc, bank, REG_IODIR, &iodir)) != 0 || 257 iodir |= bit; 259 iodir &= ~bit; 275 (void) mcpgpio_write(sc, bank, REG_IODIR, iodir);
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