* Avoid calling into the driver (or doing delays) if the chip select
* isn't actually changing from the last time this was called.
*/
- if (!force && ((enable && spi->controller->last_cs_index_mask == spi->cs_index_mask &&
- spi_is_last_cs(spi)) ||
- (!enable && spi->controller->last_cs_index_mask == spi->cs_index_mask &&
- !spi_is_last_cs(spi))) &&
+ if (!force && (enable == spi_is_last_cs(spi)) &&
+ (spi->controller->last_cs_index_mask == spi->cs_index_mask) &&
(spi->controller->last_cs_mode_high == (spi->mode & SPI_CS_HIGH)))
return;
spi->controller->last_cs_index_mask = spi->cs_index_mask;
for (idx = 0; idx < SPI_CS_CNT_MAX; idx++)
spi->controller->last_cs[idx] = enable ? spi_get_chipselect(spi, 0) : SPI_INVALID_CS;
- spi->controller->last_cs_mode_high = spi->mode & SPI_CS_HIGH;
- if (spi->mode & SPI_CS_HIGH)
+ spi->controller->last_cs_mode_high = spi->mode & SPI_CS_HIGH;
+ if (spi->controller->last_cs_mode_high)
enable = !enable;
/*