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spi: Respect DataBitLength field of SpiSerialBusV2() ACPI resource
author
Andy Shevchenko
<andriy.shevchenko@linux.intel.com>
Mon, 13 Apr 2020 18:04:06 +0000
(21:04 +0300)
committer
Mark Brown
<broonie@kernel.org>
Tue, 14 Apr 2020 11:39:38 +0000
(12:39 +0100)
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>
drivers/spi/spi.c
patch
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diff --git
a/drivers/spi/spi.c
b/drivers/spi/spi.c
index
0996d23
..
531d1de
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;