| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.4 066/175] spi: Respect DataBitLength field of SpiSerialBusV2() ACPI resource | Date | Mon, 8 Jun 2020 19:16:59 -0400 |
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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
[ Upstream commit 0dadde344d965566589cd82797893d5aa06557a3 ]
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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/spi/spi.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index c186d3a944cd..177d31c2ea7d 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1950,6 +1950,7 @@ 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; -- 2.25.1
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