This is a note to let you know that I've just added the patch titled
net/mlx5: Fix PPLM register mapping
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-mlx5-fix-pplm-register-mapping.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit f99032b459c031596c71be2910028df77c91f580
Author: Aya Levin <ayal@xxxxxxxxxx>
Date: Sun Apr 4 10:50:50 2021 +0300
net/mlx5: Fix PPLM register mapping
[ Upstream commit ce28f0fd670ddffcd564ce7119bdefbaf08f02d3 ]
Add reserved mapping to cover all the register in order to avoid
setting arbitrary values to newer FW which implements the reserved
fields.
Fixes: a58837f52d43 ("net/mlx5e: Expose FEC feilds and related capability bit")
Signed-off-by: Aya Levin <ayal@xxxxxxxxxx>
Reviewed-by: Moshe Shemesh <moshe@xxxxxxxxxx>
Signed-off-by: Saeed Mahameed <saeedm@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 19c1cb214953..4b3b2bf83720 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -8719,6 +8719,8 @@ struct mlx5_ifc_pplm_reg_bits {
u8 fec_override_admin_100g_2x[0x10];
u8 fec_override_admin_50g_1x[0x10];
+
+ u8 reserved_at_140[0x140];
};
struct mlx5_ifc_ppcnt_reg_bits {
