spi: Respect DataBitLength field of SpiSerialBusV2() ACPI resource

By unknown reason the commit 64bee4d28c9e
  ("spi / ACPI: add ACPI enumeration support")
missed the DataBitLength property to encounter when parse SPI slave
device data from ACPI.

Fill the gap here.

Fixes: 64bee4d28c9e ("spi / ACPI: add ACPI enumeration support")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200413180406.1826-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 0996d238f61e73d817c3057a1989a4b8a4ebb851..531d1de85f7f6422e69bad0f046991b7b750ba2d 100644 (file)
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -2111,6 +2111,7 @@ static int acpi_spi_add_resource(struct acpi_resource *ares, void *data)
                        }
 
                        lookup->max_speed_hz = sb->connection_speed;
+                       lookup->bits_per_word = sb->data_bit_length;
 
                        if (sb->clock_phase == ACPI_SPI_SECOND_PHASE)
                                lookup->mode |= SPI_CPHA;