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authorEli Cohen <eli@mellanox.com>2015-12-01 18:03:08 +0200
committerDavid S. Miller <davem@davemloft.net>2015-12-03 12:08:43 -0500
commit0b10710603b27e86ddd89fb87742997594892e50 (patch)
tree97b1931e3276215d60a8f239d47e023dfdec0e7d
parent24e2416e5ad2142bd1ab71ed8344c3fb9001c0ca (diff)
downloadop-kernel-dev-0b10710603b27e86ddd89fb87742997594892e50.zip
op-kernel-dev-0b10710603b27e86ddd89fb87742997594892e50.tar.gz
net/mlx5_core: Modify enable/disable hca functions
Modify these functions to have func_id argument to state which device we are referring to. This is done as a preparation for SRIOV support where a PF driver needs to control its virtual functions. Signed-off-by: Eli Cohen <eli@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c45
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h2
2 files changed, 23 insertions, 24 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 4ac8d4cc..f2e64dc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -462,42 +462,39 @@ static int set_hca_ctrl(struct mlx5_core_dev *dev)
return err;
}
-static int mlx5_core_enable_hca(struct mlx5_core_dev *dev)
+int mlx5_core_enable_hca(struct mlx5_core_dev *dev, u16 func_id)
{
+ u32 out[MLX5_ST_SZ_DW(enable_hca_out)];
+ u32 in[MLX5_ST_SZ_DW(enable_hca_in)];
int err;
- struct mlx5_enable_hca_mbox_in in;
- struct mlx5_enable_hca_mbox_out out;
- memset(&in, 0, sizeof(in));
- memset(&out, 0, sizeof(out));
- in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ENABLE_HCA);
+ memset(in, 0, sizeof(in));
+ MLX5_SET(enable_hca_in, in, opcode, MLX5_CMD_OP_ENABLE_HCA);
+ MLX5_SET(enable_hca_in, in, function_id, func_id);
+ memset(out, 0, sizeof(out));
+
err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
if (err)
return err;
- if (out.hdr.status)
- return mlx5_cmd_status_to_err(&out.hdr);
-
- return 0;
+ return mlx5_cmd_status_to_err_v2(out);
}
-static int mlx5_core_disable_hca(struct mlx5_core_dev *dev)
+int mlx5_core_disable_hca(struct mlx5_core_dev *dev, u16 func_id)
{
+ u32 out[MLX5_ST_SZ_DW(disable_hca_out)];
+ u32 in[MLX5_ST_SZ_DW(disable_hca_in)];
int err;
- struct mlx5_disable_hca_mbox_in in;
- struct mlx5_disable_hca_mbox_out out;
- memset(&in, 0, sizeof(in));
- memset(&out, 0, sizeof(out));
- in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DISABLE_HCA);
- err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
+ memset(in, 0, sizeof(in));
+ MLX5_SET(disable_hca_in, in, opcode, MLX5_CMD_OP_DISABLE_HCA);
+ MLX5_SET(disable_hca_in, in, function_id, func_id);
+ memset(out, 0, sizeof(out));
+ err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
if (err)
return err;
- if (out.hdr.status)
- return mlx5_cmd_status_to_err(&out.hdr);
-
- return 0;
+ return mlx5_cmd_status_to_err_v2(out);
}
static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i)
@@ -942,7 +939,7 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
mlx5_pagealloc_init(dev);
- err = mlx5_core_enable_hca(dev);
+ err = mlx5_core_enable_hca(dev, 0);
if (err) {
dev_err(&pdev->dev, "enable hca failed\n");
goto err_pagealloc_cleanup;
@@ -1106,7 +1103,7 @@ reclaim_boot_pages:
mlx5_reclaim_startup_pages(dev);
err_disable_hca:
- mlx5_core_disable_hca(dev);
+ mlx5_core_disable_hca(dev, 0);
err_pagealloc_cleanup:
mlx5_pagealloc_cleanup(dev);
@@ -1149,7 +1146,7 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
}
mlx5_pagealloc_stop(dev);
mlx5_reclaim_startup_pages(dev);
- mlx5_core_disable_hca(dev);
+ mlx5_core_disable_hca(dev, 0);
mlx5_pagealloc_cleanup(dev);
mlx5_cmd_cleanup(dev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index cee5b7a..1ed2239 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -90,6 +90,8 @@ void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
unsigned long param);
void mlx5_enter_error_state(struct mlx5_core_dev *dev);
void mlx5_disable_device(struct mlx5_core_dev *dev);
+int mlx5_core_enable_hca(struct mlx5_core_dev *dev, u16 func_id);
+int mlx5_core_disable_hca(struct mlx5_core_dev *dev, u16 func_id);
void mlx5e_init(void);
void mlx5e_cleanup(void);
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