static int htcpld_chip_get(struct gpio_chip *chip, unsigned offset)
{
struct htcpld_chip *chip_data;
- int val = 0;
- int is_input = 0;
-
- /* Try out first */
- chip_data = container_of(chip, struct htcpld_chip, chip_out);
- if (!chip_data) {
- /* Try in */
- is_input = 1;
- chip_data = container_of(chip, struct htcpld_chip, chip_in);
- if (!chip_data)
- return -EINVAL;
- }
+ u8 cache;
- /* Determine if this is an input or output GPIO */
- if (!is_input)
- /* Use the output cache */
- val = (chip_data->cache_out >> offset) & 1;
- else
- /* Use the input cache */
- val = (chip_data->cache_in >> offset) & 1;
+ if (!strncmp(chip->label, "htcpld-out", 10)) {
+ chip_data = container_of(chip, struct htcpld_chip, chip_out);
+ cache = chip_data->cache_out;
+ } else if (!strncmp(chip->label, "htcpld-in", 9)) {
+ chip_data = container_of(chip, struct htcpld_chip, chip_in);
+ cache = chip_data->cache_in;
+ } else
+ return -EINVAL;
- if (val)
- return 1;
- else
- return 0;
+ return (cache >> offset) & 1;
}
static int htcpld_direction_output(struct gpio_chip *chip,