Exemplo n.º 1
0
static void
spi_worker_thread_finished(void *data)
{
    struct sol_spi *spi = data;

    spi->transfer.worker = NULL;
    spi_transfer_dispatch(spi);
}
Exemplo n.º 2
0
static bool
spi_timeout_cb(void *data)
{
    struct sol_spi *spi = data;

    spi_transfer(spi, spi->transfer.tx, spi->transfer.rx, spi->transfer.count);
    spi->transfer.timeout = NULL;
    spi_transfer_dispatch(spi);

    return false;
}
Exemplo n.º 3
0
SOL_API void
sol_spi_close(struct sol_spi *spi)
{
    SOL_NULL_CHECK(spi);
    if (spi->transfer.timeout) {
        sol_timeout_del(spi->transfer.timeout);
        spi_transfer_dispatch(spi);
    }
    spi_poweroff(spi->bus);
    free(spi);
}
Exemplo n.º 4
0
SOL_API void
sol_spi_close(struct sol_spi *spi)
{
    SOL_NULL_CHECK(spi);

#ifdef PTHREAD
    if (spi->transfer.worker) {
        sol_worker_thread_cancel(spi->transfer.worker);
    }
#else
    if (spi->transfer.timeout) {
        sol_timeout_del(spi->transfer.timeout);
        spi_transfer_dispatch(spi);
    }
#endif
    close(spi->fd);

    free(spi);
}
Exemplo n.º 5
0
static bool
spi_timeout_cb(void *data)
{
    struct sol_spi *spi = data;
    int ret;

    spi_acquire(spi->bus);
    gpio_clear(spi->cs_pin);
    ret = spi_transfer_bytes(spi->bus, (char *)spi->transfer.tx,
        (char *)spi->transfer.rx, spi->transfer.count);
    gpio_set(spi->cs_pin);
    spi_release(spi->bus);

    spi->transfer.status = ret;
    spi->transfer.timeout = NULL;
    spi_transfer_dispatch(spi);

    return false;
}