platform/x86: mlx-platform: Fix access mode for fan_dir attribute

Fix access mode for "fan_dir" attribute from "write only" to
"read only". This attribute is exposed to leds-mlxreg driver.
The purpose of this attribute is to provide information about FAN
direction setting on the system (forward or backward).
It is relevant for the next generation systems MQMB7xx, MSN37xx,
MSN34xx, MSN38xx.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>

diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c
index b7adaa57c001611bb3ed25724c26684951c5a507..48fa7573e29b29f7966339b1f00868e036aa8fc7 100644 (file)
--- a/drivers/platform/x86/mlx-platform.c
+++ b/drivers/platform/x86/mlx-platform.c
@@ -1240,7 +1240,7 @@ static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_regs_io_data[] = {
                .label = "fan_dir",
                .reg = MLXPLAT_CPLD_LPC_REG_FAN_DIRECTION,
                .bit = GENMASK(7, 0),
-               .mode = 0200,
+               .mode = 0444,
        },
 };