spi: mux: set ctlr->bits_per_word_mask

[ Upstream commit c8bd922 ] Like other SPI controller flags, bits_per_word_mask may be used by a peripheral driver, so it needs to reflect the capabilities of the underlying controller. Signed-off-by: David Lechner <[email protected]> Link: https://patch.msgid.link/[email protected] Signed-off-by: Mark Brown <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
angolini · Jul 25, 2024 · dcd61f3 · dcd61f3
1 parent e41db26
commit dcd61f3
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/spi/spi-mux.c b/drivers/spi/spi-mux.c
@@ -156,6 +156,7 @@ static int spi_mux_probe(struct spi_device *spi)
 	/* supported modes are the same as our parent's */
 	ctlr->mode_bits = spi->controller->mode_bits;
 	ctlr->flags = spi->controller->flags;
+	ctlr->bits_per_word_mask = spi->controller->bits_per_word_mask;
 	ctlr->transfer_one_message = spi_mux_transfer_one_message;
 	ctlr->setup = spi_mux_setup;
 	ctlr->num_chipselect = mux_control_states(priv->mux);