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Date:   Wed, 16 Sep 2020 09:35:25 +0300
From:   Ido Schimmel <idosch@...sch.org>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, jiri@...dia.com,
        petrm@...dia.com, mlxsw@...dia.com,
        Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 12/15] mlxsw: spectrum_buffers: Inline mlxsw_sp_sb_max_headroom_cells()

From: Petr Machata <petrm@...dia.com>

This function is now only used from the buffers module, and is a trivial
field reference. Just inline it and drop the related artifacts.

Signed-off-by: Petr Machata <petrm@...dia.com>
Reviewed-by: Jiri Pirko <jiri@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h         | 1 -
 drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c | 9 +--------
 2 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 06008a17ae64..061f58e09b63 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -504,7 +504,6 @@ int mlxsw_sp_sb_occ_tc_port_bind_get(struct mlxsw_core_port *mlxsw_core_port,
 				     u32 *p_cur, u32 *p_max);
 u32 mlxsw_sp_cells_bytes(const struct mlxsw_sp *mlxsw_sp, u32 cells);
 u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp, u32 bytes);
-u32 mlxsw_sp_sb_max_headroom_cells(const struct mlxsw_sp *mlxsw_sp);
 void mlxsw_sp_hdroom_prios_reset_buf_idx(struct mlxsw_sp_hdroom *hdroom);
 void mlxsw_sp_hdroom_bufs_reset_lossiness(struct mlxsw_sp_hdroom *hdroom);
 void mlxsw_sp_hdroom_bufs_reset_sizes(struct mlxsw_sp_port *mlxsw_sp_port,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index 1f44add89a6c..3fdca44c5c56 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -131,11 +131,6 @@ u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp, u32 bytes)
 	return DIV_ROUND_UP(bytes, mlxsw_sp->sb->cell_size);
 }
 
-u32 mlxsw_sp_sb_max_headroom_cells(const struct mlxsw_sp *mlxsw_sp)
-{
-	return mlxsw_sp->sb->max_headroom_cells;
-}
-
 static struct mlxsw_sp_sb_pr *mlxsw_sp_sb_pr_get(struct mlxsw_sp *mlxsw_sp,
 						 u16 pool_index)
 {
@@ -488,14 +483,12 @@ static bool mlxsw_sp_hdroom_bufs_fit(struct mlxsw_sp *mlxsw_sp,
 				     const struct mlxsw_sp_hdroom *hdroom)
 {
 	u32 taken_headroom_cells = 0;
-	u32 max_headroom_cells;
 	int i;
 
 	for (i = 0; i < MLXSW_SP_PB_COUNT; i++)
 		taken_headroom_cells += hdroom->bufs.buf[i].size_cells;
 
-	max_headroom_cells = mlxsw_sp_sb_max_headroom_cells(mlxsw_sp);
-	return taken_headroom_cells <= max_headroom_cells;
+	return taken_headroom_cells <= mlxsw_sp->sb->max_headroom_cells;
 }
 
 static int __mlxsw_sp_hdroom_configure(struct mlxsw_sp_port *mlxsw_sp_port,
-- 
2.26.2

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