static int mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn)
{
u64 out_param;
int err;
if (mlx4_is_mfunc(dev)) {
err = mlx4_cmd_imm(dev, 0, &out_param, RES_SRQ,
RES_OP_RESERVE_AND_MAP,
MLX4_CMD_ALLOC_RES,
MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
if (!err)
*srqn = get_param_l(&out_param);
return err;
}
return __mlx4_srq_alloc_icm(dev, srqn);
}
int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn)
{
u64 out_param;
int err;
if (mlx4_is_mfunc(dev)) {
err = mlx4_cmd_imm(dev, 0, &out_param,
RES_XRCD, RES_OP_RESERVE,
MLX4_CMD_ALLOC_RES,
MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
if (err)
return err;
*xrcdn = get_param_l(&out_param);
return 0;
}
return __mlx4_xrcd_alloc(dev, xrcdn);
}
int mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn)
{
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_cq_table *cq_table = &priv->cq_table;
u64 out_param;
int err;
if (mlx4_is_slave(dev)) {
err = mlx4_cmd_imm(dev, 0, &out_param, RES_CQ,
ICM_RESERVE_AND_ALLOC,
MLX4_CMD_ALLOC_RES,
MLX4_CMD_TIME_CLASS_A);
if (err) {
*cqn = -1;
return err;
} else {
*cqn = out_param;
return 0;
}
}
*cqn = mlx4_bitmap_alloc(&cq_table->bitmap);
if (*cqn == -1)
return -ENOMEM;
err = mlx4_table_get(dev, &cq_table->table, *cqn);
if (err)
goto err_out;
err = mlx4_table_get(dev, &cq_table->cmpt_table, *cqn);
if (err)
goto err_put;
return 0;
err_put:
mlx4_table_put(dev, &cq_table->table, *cqn);
err_out:
mlx4_bitmap_free(&cq_table->bitmap, *cqn);
return err;
}
static int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
enum mlx4_port_type *type)
{
u64 out_param;
int err = 0;
err = mlx4_cmd_imm(dev, 0, &out_param, port, 0,
MLX4_CMD_SENSE_PORT, MLX4_CMD_TIME_CLASS_B);
if (err) {
mlx4_err(dev, "Sense command failed for port: %d\n", port);
return err;
}
if (out_param > 2) {
mlx4_err(dev, "Sense returned illegal value: 0x%llx\n", out_param);
return EINVAL;
}
*type = out_param;
return 0;
}
