From fefca160a4da7e26fc20f902fa6af19ce90f403b Mon Sep 17 00:00:00 2001 From: Matan Azrad Date: Wed, 20 Jan 2021 11:29:27 +0000 Subject: [PATCH] compress/mlx5: support basic control operations Add initial support for the next operations: - dev_configure - dev_close - dev_infos_get Signed-off-by: Matan Azrad Acked-by: Viacheslav Ovsiienko --- drivers/compress/mlx5/mlx5_compress.c | 43 +++++++++++++++++++++++++-- 1 file changed, 40 insertions(+), 3 deletions(-) diff --git a/drivers/compress/mlx5/mlx5_compress.c b/drivers/compress/mlx5/mlx5_compress.c index 604044cbe6..efb77d0dca 100644 --- a/drivers/compress/mlx5/mlx5_compress.c +++ b/drivers/compress/mlx5/mlx5_compress.c @@ -21,6 +21,7 @@ #define MLX5_COMPRESS_DRIVER_NAME mlx5_compress #define MLX5_COMPRESS_LOG_NAME pmd.compress.mlx5 +#define MLX5_COMPRESS_MAX_QPS 1024 struct mlx5_compress_priv { TAILQ_ENTRY(mlx5_compress_priv) next; @@ -32,6 +33,7 @@ struct mlx5_compress_priv { uint8_t min_block_size; /* Minimum huffman block size supported by the device. */ struct ibv_pd *pd; + struct rte_compressdev_config dev_config; }; TAILQ_HEAD(mlx5_compress_privs, mlx5_compress_priv) mlx5_compress_priv_list = @@ -40,12 +42,47 @@ static pthread_mutex_t priv_list_lock = PTHREAD_MUTEX_INITIALIZER; int mlx5_compress_logtype; +const struct rte_compressdev_capabilities mlx5_caps[RTE_COMP_ALGO_LIST_END]; + + +static void +mlx5_compress_dev_info_get(struct rte_compressdev *dev, + struct rte_compressdev_info *info) +{ + RTE_SET_USED(dev); + if (info != NULL) { + info->max_nb_queue_pairs = MLX5_COMPRESS_MAX_QPS; + info->feature_flags = RTE_COMPDEV_FF_HW_ACCELERATED; + info->capabilities = mlx5_caps; + } +} + +static int +mlx5_compress_dev_configure(struct rte_compressdev *dev, + struct rte_compressdev_config *config) +{ + struct mlx5_compress_priv *priv; + + if (dev == NULL || config == NULL) + return -EINVAL; + priv = dev->data->dev_private; + priv->dev_config = *config; + return 0; +} + +static int +mlx5_compress_dev_close(struct rte_compressdev *dev) +{ + RTE_SET_USED(dev); + return 0; +} + static struct rte_compressdev_ops mlx5_compress_ops = { - .dev_configure = NULL, + .dev_configure = mlx5_compress_dev_configure, .dev_start = NULL, .dev_stop = NULL, - .dev_close = NULL, - .dev_infos_get = NULL, + .dev_close = mlx5_compress_dev_close, + .dev_infos_get = mlx5_compress_dev_info_get, .stats_get = NULL, .stats_reset = NULL, .queue_pair_setup = NULL, -- 2.20.1