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-rw-r--r--Documentation/networking/device_drivers/ethernet/intel/ice.rst16
1 files changed, 9 insertions, 7 deletions
diff --git a/Documentation/networking/device_drivers/ethernet/intel/ice.rst b/Documentation/networking/device_drivers/ethernet/intel/ice.rst
index b481b81f3be5..5efea4dd1251 100644
--- a/Documentation/networking/device_drivers/ethernet/intel/ice.rst
+++ b/Documentation/networking/device_drivers/ethernet/intel/ice.rst
@@ -901,15 +901,17 @@ To enable/disable UDP Segmentation Offload, issue the following command::
# ethtool -K <ethX> tx-udp-segmentation [off|on]
+
GNSS module
-----------
-Allows user to read messages from the GNSS module and write supported commands.
-If the module is physically present, driver creates 2 TTYs for each supported
-device in /dev, ttyGNSS_<device>:<function>_0 and _1. First one (_0) is RW and
-the second one is RO.
-The protocol of write commands is dependent on the GNSS module as the driver
-writes raw bytes from the TTY to the GNSS i2c. Please refer to the module
-documentation for details.
+Requires kernel compiled with CONFIG_GNSS=y or CONFIG_GNSS=m.
+Allows user to read messages from the GNSS hardware module and write supported
+commands. If the module is physically present, a GNSS device is spawned:
+``/dev/gnss<id>``.
+The protocol of write command is dependent on the GNSS hardware module as the
+driver writes raw bytes by the GNSS object to the receiver through i2c. Please
+refer to the hardware GNSS module documentation for configuration details.
+
Performance Optimization
========================