From patchwork Wed Mar 5 00:56:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Satish Kharat via B4 Relay X-Patchwork-Id: 14001711 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D165614012; Wed, 5 Mar 2025 00:54:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741136048; cv=none; b=FKVrfYo+jhY0jPN6afAj6KoF3EfP4ilLuMLVgJWknIeDavqURpZj/z+a8NQYePFJWeUIdRJ8LUQrd9Ci+kPCr/oWt6e+D58d3N0wFd/TMi8bsbuT0jX/BC9OwEB1cXQcSiY2r5MUaqsrKQ3WceQkHY8BEf5AKqMoD3ro35aAcmg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741136048; c=relaxed/simple; bh=oo71VY1McPM8/140gIhN/hZPHJcdcpEwgl7m7nF3O78=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=nN3zq0Vf7q0b7JT81f8kYJwvDqLmw2EmFCLsif4s6TIfE5RHNfO1io9+6FmBbYhYy2nSy4EpxVyDRivRe95eTGEcMxVRM2vx5FXs83B/+wWjQ2lJNXNqLs6u6O8oDwEUtZBvz4OaUDYOTuuV/I8xtTgav1H4Zn2gQTZtg+D4kxk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=I5MfFq/u; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="I5MfFq/u" Received: by smtp.kernel.org (Postfix) with ESMTPS id 9F582C4CEEC; Wed, 5 Mar 2025 00:54:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741136048; bh=oo71VY1McPM8/140gIhN/hZPHJcdcpEwgl7m7nF3O78=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=I5MfFq/uPeHRKlR5gGKnsmaYUEMGXX2xMcDn3mYjncwRoHWSIj8M/QRn6e1JIoWHj Vf35f7UzpKuYPosxieXtMOnIKCloOlpyaK1sDHGbytg8O+7UMfAuwpRJVqWp4i/mM3 Pcv44Y3qKeTgIu8OlmDvXGWW5LxVuNOf/pKEtbqVGP1qHXxUvsPgswxTuMJvY+39m0 prt46zOKPU1oKAGQgYCl5ggzHTEcBidbS1au8fl8QerLnavrHxjI49ZBrEFxZCexZP BoNm+bxdkUbSeGyXYwNJVjWjoiwlDFNtIlLdvfwJZgsZUt59U2U4zqXYhOXjWEzis7 S9Jb/LB+52jaQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E35EC282E5; Wed, 5 Mar 2025 00:54:08 +0000 (UTC) From: Satish Kharat via B4 Relay Date: Tue, 04 Mar 2025 19:56:39 -0500 Subject: [PATCH net-next v2 3/8] enic: enic rq extended cq defines Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250304-enic_cleanup_and_ext_cq-v2-3-85804263dad8@cisco.com> References: <20250304-enic_cleanup_and_ext_cq-v2-0-85804263dad8@cisco.com> In-Reply-To: <20250304-enic_cleanup_and_ext_cq-v2-0-85804263dad8@cisco.com> To: Christian Benvenuti , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Satish Kharat , Nelson Escobar , John Daley X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1741136202; l=4129; i=satishkh@cisco.com; s=20250226; h=from:subject:message-id; bh=lCdejaRbYIFkRngxAAsLt06YyI38y1e/5BxDAW6GFew=; b=Cv62IDZdOC5oDkWlep4VvhsFNStYeftYFvF5z/viJJizmhpIlUX0ZHP/1il7ijLEgoV7SU7wd 22VLtFLJO/SDNXt7ShjOq49DCz0jFDWFVBfKbvR673VwKLXXoMpXe5e X-Developer-Key: i=satishkh@cisco.com; a=ed25519; pk=lkxzORFYn5ejiy0kzcsfkpGoXZDcnHMc4n3YK7jJnJo= X-Endpoint-Received: by B4 Relay for satishkh@cisco.com/20250226 with auth_id=351 X-Original-From: Satish Kharat Reply-To: satishkh@cisco.com X-Patchwork-Delegate: kuba@kernel.org From: Satish Kharat Adds the defines for 32 and 64 byte receive queue completion queue descriptors. Adds devcmd define to get rq cq descriptor size/s supported by hw. Co-developed-by: Nelson Escobar Signed-off-by: Nelson Escobar Co-developed-by: John Daley Signed-off-by: John Daley Signed-off-by: Satish Kharat --- drivers/net/ethernet/cisco/enic/cq_enet_desc.h | 56 ++++++++++++++++++++++++++ drivers/net/ethernet/cisco/enic/vnic_devcmd.h | 19 +++++++++ 2 files changed, 75 insertions(+) diff --git a/drivers/net/ethernet/cisco/enic/cq_enet_desc.h b/drivers/net/ethernet/cisco/enic/cq_enet_desc.h index 6abc134d07032a737c8b3d2987e3c7a4b8191991..809a3f30b87f78285414990a2a42c9a30a8662c6 100644 --- a/drivers/net/ethernet/cisco/enic/cq_enet_desc.h +++ b/drivers/net/ethernet/cisco/enic/cq_enet_desc.h @@ -24,6 +24,23 @@ static inline void cq_enet_wq_desc_dec(struct cq_enet_wq_desc *desc, color, q_number, completed_index); } +/* + * Defines and Capabilities for CMD_CQ_ENTRY_SIZE_SET + */ +#define VNIC_RQ_ALL (~0ULL) + +#define VNIC_RQ_CQ_ENTRY_SIZE_16 0 +#define VNIC_RQ_CQ_ENTRY_SIZE_32 1 +#define VNIC_RQ_CQ_ENTRY_SIZE_64 2 + +#define VNIC_RQ_CQ_ENTRY_SIZE_16_CAPABLE BIT(VNIC_RQ_CQ_ENTRY_SIZE_16) +#define VNIC_RQ_CQ_ENTRY_SIZE_32_CAPABLE BIT(VNIC_RQ_CQ_ENTRY_SIZE_32) +#define VNIC_RQ_CQ_ENTRY_SIZE_64_CAPABLE BIT(VNIC_RQ_CQ_ENTRY_SIZE_64) + +#define VNIC_RQ_CQ_ENTRY_SIZE_ALL_BIT (VNIC_RQ_CQ_ENTRY_SIZE_16_CAPABLE | \ + VNIC_RQ_CQ_ENTRY_SIZE_32_CAPABLE | \ + VNIC_RQ_CQ_ENTRY_SIZE_64_CAPABLE) + /* Completion queue descriptor: Ethernet receive queue, 16B */ struct cq_enet_rq_desc { __le16 completed_index_flags; @@ -36,6 +53,45 @@ struct cq_enet_rq_desc { u8 type_color; }; +/* Completion queue descriptor: Ethernet receive queue, 32B */ +struct cq_enet_rq_desc_32 { + __le16 completed_index_flags; + __le16 q_number_rss_type_flags; + __le32 rss_hash; + __le16 bytes_written_flags; + __le16 vlan; + __le16 checksum_fcoe; + u8 flags; + u8 fetch_index_flags; + __le32 time_stamp; + __le16 time_stamp2; + __le16 pie_info; + __le32 pie_info2; + __le16 pie_info3; + u8 pie_info4; + u8 type_color; +}; + +/* Completion queue descriptor: Ethernet receive queue, 64B */ +struct cq_enet_rq_desc_64 { + __le16 completed_index_flags; + __le16 q_number_rss_type_flags; + __le32 rss_hash; + __le16 bytes_written_flags; + __le16 vlan; + __le16 checksum_fcoe; + u8 flags; + u8 fetch_index_flags; + __le32 time_stamp; + __le16 time_stamp2; + __le16 pie_info; + __le32 pie_info2; + __le16 pie_info3; + u8 pie_info4; + u8 reserved[32]; + u8 type_color; +}; + #define CQ_ENET_RQ_DESC_FLAGS_INGRESS_PORT (0x1 << 12) #define CQ_ENET_RQ_DESC_FLAGS_FCOE (0x1 << 13) #define CQ_ENET_RQ_DESC_FLAGS_EOP (0x1 << 14) diff --git a/drivers/net/ethernet/cisco/enic/vnic_devcmd.h b/drivers/net/ethernet/cisco/enic/vnic_devcmd.h index db56d778877a73b0ef2adf59120cbc57999732ee..605ef17f967e4a7d62738b776bf4dbfdf172ba2a 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_devcmd.h +++ b/drivers/net/ethernet/cisco/enic/vnic_devcmd.h @@ -436,6 +436,25 @@ enum vnic_devcmd_cmd { * in: (u16) a2 = unsigned short int port information */ CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73), + + /* + * Set extended CQ field in MREGS of RQ (or all RQs) + * for given vNIC + * in: (u64) a0 = RQ selection (VNIC_RQ_ALL for all RQs) + * (u32) a1 = CQ entry size + * VNIC_RQ_CQ_ENTRY_SIZE_16 --> 16 bytes + * VNIC_RQ_CQ_ENTRY_SIZE_32 --> 32 bytes + * VNIC_RQ_CQ_ENTRY_SIZE_64 --> 64 bytes + * + * Capability query: + * out: (u32) a0 = errno, 0:valid cmd + * (u32) a1 = value consisting of supported entries + * bit 0: 16 bytes + * bit 1: 32 bytes + * bit 2: 64 bytes + */ + CMD_CQ_ENTRY_SIZE_SET = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 90), + }; /* CMD_ENABLE2 flags */