drv_data->cs_change = transfer->cs_change;
/* Bits per word setup */
- bits_per_word = transfer->bits_per_word ? : message->spi->bits_per_word;
- if ((bits_per_word > 0) && (bits_per_word % 16 == 0)) {
+ bits_per_word = transfer->bits_per_word ? :
+ message->spi->bits_per_word ? : 8;
+ if (bits_per_word % 16 == 0) {
drv_data->n_bytes = bits_per_word/8;
drv_data->len = (transfer->len) >> 1;
cr_width = BIT_CTL_WORDSIZE;
drv_data->ops = &bfin_bfin_spi_transfer_ops_u16;
- } else if ((bits_per_word > 0) && (bits_per_word % 8 == 0)) {
+ } else if (bits_per_word % 8 == 0) {
drv_data->n_bytes = bits_per_word/8;
drv_data->len = transfer->len;
cr_width = 0;
* friends on every SPI message. Do this instead
*/
drv_data->running = false;
- while (!list_empty(&drv_data->queue) && drv_data->busy && limit--) {
+ while ((!list_empty(&drv_data->queue) || drv_data->busy) && limit--) {
spin_unlock_irqrestore(&drv_data->lock, flags);
msleep(10);
spin_lock_irqsave(&drv_data->lock, flags);