This is a note to let you know that I've just added the patch titled
net/mlx5: Fix PBMC register mapping
to the 4.19-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-pbmc-register-mapping.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 476d9105c4e135412a76d5f6c539fc6f6b5b8d82
Author: Aya Levin <ayal@xxxxxxxxxx>
Date: Sun Apr 4 12:55:00 2021 +0300
net/mlx5: Fix PBMC register mapping
[ Upstream commit 534b1204ca4694db1093b15cf3e79a99fcb6a6da ]
Add reserved mapping to cover all the register in order to avoid setting
arbitrary values to newer FW which implements the reserved fields.
Fixes: 50b4a3c23646 ("net/mlx5: PPTB and PBMC register firmware command support")
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 b8cd93240287..5f711b2983db 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -8929,7 +8929,7 @@ struct mlx5_ifc_pbmc_reg_bits {
struct mlx5_ifc_bufferx_reg_bits buffer[10];
- u8 reserved_at_2e0[0x40];
+ u8 reserved_at_2e0[0x80];
};
struct mlx5_ifc_qtct_reg_bits {
