netdev - [PATCH mlx5-next 02/13] net/mlx5: Introduce crypto capabilities macro

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Date:   Mon, 16 Jan 2023 15:05:49 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Jason Gunthorpe <jgg@...dia.com>
Cc:     Israel Rukshin <israelr@...dia.com>,
        Bryan Tan <bryantan@...are.com>,
        Christoph Hellwig <hch@....de>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>, Jens Axboe <axboe@...com>,
        Keith Busch <kbusch@...nel.org>, linux-kernel@...r.kernel.org,
        linux-nvme@...ts.infradead.org, linux-rdma@...r.kernel.org,
        linux-trace-kernel@...r.kernel.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Max Gurtovoy <mgurtovoy@...dia.com>, netdev@...r.kernel.org,
        Paolo Abeni <pabeni@...hat.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Sagi Grimberg <sagi@...mberg.me>,
        Selvin Xavier <selvin.xavier@...adcom.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Vishnu Dasa <vdasa@...are.com>,
        Yishai Hadas <yishaih@...dia.com>
Subject: [PATCH mlx5-next 02/13] net/mlx5: Introduce crypto capabilities macro

From: Israel Rukshin <israelr@...dia.com>

Add MLX5_CAP_CRYPTO() macro to the list of capabilities.

Signed-off-by: Israel Rukshin <israelr@...dia.com>
Reviewed-by: Max Gurtovoy <mgurtovoy@...dia.com>
Signed-off-by: Leon Romanovsky <leon@...nel.org>
---
 drivers/net/ethernet/mellanox/mlx5/core/fw.c   | 6 ++++++
 drivers/net/ethernet/mellanox/mlx5/core/main.c | 1 +
 include/linux/mlx5/device.h                    | 4 ++++
 3 files changed, 11 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
index f34e758a2f1f..4603f7ffd8d6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
@@ -147,6 +147,12 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev)
 	if (err)
 		return err;
 
+	if (MLX5_CAP_GEN(dev, crypto)) {
+		err = mlx5_core_get_caps(dev, MLX5_CAP_CRYPTO);
+		if (err)
+			return err;
+	}
+
 	if (MLX5_CAP_GEN(dev, port_selection_cap)) {
 		err = mlx5_core_get_caps(dev, MLX5_CAP_PORT_SELECTION);
 		if (err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index df134f6d32dc..81348a009666 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1555,6 +1555,7 @@ static const int types[] = {
 	MLX5_CAP_DEV_SHAMPO,
 	MLX5_CAP_MACSEC,
 	MLX5_CAP_ADV_VIRTUALIZATION,
+	MLX5_CAP_CRYPTO,
 };
 
 static void mlx5_hca_caps_free(struct mlx5_core_dev *dev)
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 29d4b201c7b2..fd095f0ed3ec 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -1204,6 +1204,7 @@ enum mlx5_cap_type {
 	MLX5_CAP_VDPA_EMULATION = 0x13,
 	MLX5_CAP_DEV_EVENT = 0x14,
 	MLX5_CAP_IPSEC,
+	MLX5_CAP_CRYPTO = 0x1a,
 	MLX5_CAP_DEV_SHAMPO = 0x1d,
 	MLX5_CAP_MACSEC = 0x1f,
 	MLX5_CAP_GENERAL_2 = 0x20,
@@ -1466,6 +1467,9 @@ enum mlx5_qcam_feature_groups {
 #define MLX5_CAP_MACSEC(mdev, cap)\
 	MLX5_GET(macsec_cap, (mdev)->caps.hca[MLX5_CAP_MACSEC]->cur, cap)
 
+#define MLX5_CAP_CRYPTO(mdev, cap)\
+	MLX5_GET(crypto_cap, (mdev)->caps.hca[MLX5_CAP_CRYPTO]->cur, cap)
+
 enum {
 	MLX5_CMD_STAT_OK			= 0x0,
 	MLX5_CMD_STAT_INT_ERR			= 0x1,
-- 
2.39.0