From: Aaron Kling webgeek1234@gmail.com
The original code would skip null delay pointers, but when the pointers were converted to point within the spi_device struct, the check was not updated to skip delays of zero. Hence all spi devices that didn't set delays would fail to probe.
Fixes: 04e6bb0d6bb1 ("spi: modify set_cs_timing parameter") Cc: stable@vger.kernel.org Signed-off-by: Aaron Kling webgeek1234@gmail.com --- drivers/spi/spi-tegra114.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c index 3822d7c8d8edb9730e937df50d1c75e095dd18ec..2a8bb798e95b954fe573f1c50445ed2e7fcbfd78 100644 --- a/drivers/spi/spi-tegra114.c +++ b/drivers/spi/spi-tegra114.c @@ -728,9 +728,9 @@ static int tegra_spi_set_hw_cs_timing(struct spi_device *spi) u32 inactive_cycles; u8 cs_state;
- if (setup->unit != SPI_DELAY_UNIT_SCK || - hold->unit != SPI_DELAY_UNIT_SCK || - inactive->unit != SPI_DELAY_UNIT_SCK) { + if ((setup->unit && setup->unit != SPI_DELAY_UNIT_SCK) || + (hold->unit && hold->unit != SPI_DELAY_UNIT_SCK) || + (inactive->unit && 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);
--- base-commit: a79be02bba5c31f967885c7f3bf3a756d77d11d9 change-id: 20250423-spi-tegra114-b88828c5c0f3
Best regards,