struct spi_delay *setup = &spi->cs_setup;
struct spi_delay *hold = &spi->cs_hold;
struct spi_delay *inactive = &spi->cs_inactive;
- u8 setup_dly, hold_dly, inactive_dly;
+ u8 setup_dly, hold_dly;
u32 setup_hold;
u32 spi_cs_timing;
u32 inactive_cycles;
u8 cs_state;
- if ((setup && setup->unit != SPI_DELAY_UNIT_SCK) ||
- (hold && hold->unit != SPI_DELAY_UNIT_SCK) ||
- (inactive && inactive->unit != SPI_DELAY_UNIT_SCK)) {
+ if (setup->unit != SPI_DELAY_UNIT_SCK ||
+ hold->unit != SPI_DELAY_UNIT_SCK ||
+ inactive->unit != SPI_DELAY_UNIT_SCK) {
dev_err(&spi->dev,
"Invalid delay unit %d, should be SPI_DELAY_UNIT_SCK\n",
SPI_DELAY_UNIT_SCK);
return -EINVAL;
}
- setup_dly = setup ? setup->value : 0;
- hold_dly = hold ? hold->value : 0;
- inactive_dly = inactive ? inactive->value : 0;
-
- setup_dly = min_t(u8, setup_dly, MAX_SETUP_HOLD_CYCLES);
- hold_dly = min_t(u8, hold_dly, MAX_SETUP_HOLD_CYCLES);
+ setup_dly = min_t(u8, setup->value, MAX_SETUP_HOLD_CYCLES);
+ hold_dly = min_t(u8, hold->value, MAX_SETUP_HOLD_CYCLES);
if (setup_dly && hold_dly) {
setup_hold = SPI_SETUP_HOLD(setup_dly - 1, hold_dly - 1);
spi_cs_timing = SPI_CS_SETUP_HOLD(tspi->spi_cs_timing1,
}
}
- inactive_cycles = min_t(u8, inactive_dly, MAX_INACTIVE_CYCLES);
+ inactive_cycles = min_t(u8, inactive->value, MAX_INACTIVE_CYCLES);
if (inactive_cycles)
inactive_cycles--;
cs_state = inactive_cycles ? 0 : 1;