Commit 85372e4a authored by Abhijit Gangurde's avatar Abhijit Gangurde Committed by Leon Romanovsky
Browse files

net: ionic: Update LIF identity with additional RDMA capabilities 



Firmware sends the RDMA capability in a response for LIF_IDENTIFY
device command. Update the LIF indentify with additional RDMA
capabilities used by driver and firmware.

Reviewed-by: default avatarShannon Nelson <shannon.nelson@amd.com>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Signed-off-by: default avatarAbhijit Gangurde <abhijit.gangurde@amd.com>
Link: https://patch.msgid.link/20250903061606.4139957-3-abhijit.gangurde@amd.com


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent ffad4278

drivers/net/ethernet/pensando/ionic/ionic_if.h

+24 −5
Original line number Diff line number Diff line
@@ -494,6 +494,16 @@ union ionic_lif_config { 
	__le32 words[64];

};



/**

 * enum ionic_lif_rdma_cap_stats - LIF stat type

 * @IONIC_LIF_RDMA_STAT_GLOBAL:     Global stats

 * @IONIC_LIF_RDMA_STAT_QP:         Queue pair stats

 */

enum ionic_lif_rdma_cap_stats {

	IONIC_LIF_RDMA_STAT_GLOBAL = BIT(0),

	IONIC_LIF_RDMA_STAT_QP = BIT(1),

};



/**

 * struct ionic_lif_identity - LIF identity information (type-specific)

 *
@@ -513,10 +523,10 @@ union ionic_lif_config { 
 *	@eth.config:             LIF config struct with features, mtu, mac, q counts

 *

 * @rdma:                RDMA identify structure

 *	@rdma.version:         RDMA version of opcodes and queue descriptors

 *	@rdma.version:         RDMA capability version

 *	@rdma.qp_opcodes:      Number of RDMA queue pair opcodes supported

 *	@rdma.admin_opcodes:   Number of RDMA admin opcodes supported

 *	@rdma.rsvd:            reserved byte(s)

 *	@rdma.minor_version:   RDMA capability minor version

 *	@rdma.npts_per_lif:    Page table size per LIF

 *	@rdma.nmrs_per_lif:    Number of memory regions per LIF

 *	@rdma.nahs_per_lif:    Number of address handles per LIF
@@ -526,12 +536,17 @@ union ionic_lif_config { 
 *	@rdma.rrq_stride:      Remote RQ work request stride

 *	@rdma.rsq_stride:      Remote SQ work request stride

 *	@rdma.dcqcn_profiles:  Number of DCQCN profiles

 *	@rdma.rsvd_dimensions: reserved byte(s)

 *	@rdma.udma_shift:      Log2 number of queues per queue group

 *	@rdma.rsvd_dimensions: Reserved byte

 *	@rdma.page_size_cap:   Supported page sizes

 *	@rdma.aq_qtype:        RDMA Admin Qtype

 *	@rdma.sq_qtype:        RDMA Send Qtype

 *	@rdma.rq_qtype:        RDMA Receive Qtype

 *	@rdma.cq_qtype:        RDMA Completion Qtype

 *	@rdma.eq_qtype:        RDMA Event Qtype

 *	@rdma.stats_type:      Supported statistics type

 *	                       (enum ionic_lif_rdma_cap_stats)

 *	@rdma.rsvd1:           Reserved byte(s)

 * @words:               word access to struct contents

 */

union ionic_lif_identity {
@@ -557,7 +572,7 @@ union ionic_lif_identity { 
			u8 version;

			u8 qp_opcodes;

			u8 admin_opcodes;

			u8 rsvd;

			u8 minor_version;

			__le32 npts_per_lif;

			__le32 nmrs_per_lif;

			__le32 nahs_per_lif;
@@ -567,12 +582,16 @@ union ionic_lif_identity { 
			u8 rrq_stride;

			u8 rsq_stride;

			u8 dcqcn_profiles;

			u8 rsvd_dimensions[10];

			u8 udma_shift;

			u8 rsvd_dimensions;

			__le64 page_size_cap;

			struct ionic_lif_logical_qtype aq_qtype;

			struct ionic_lif_logical_qtype sq_qtype;

			struct ionic_lif_logical_qtype rq_qtype;

			struct ionic_lif_logical_qtype cq_qtype;

			struct ionic_lif_logical_qtype eq_qtype;

			__le16 stats_type;

			u8 rsvd1[162];

		} __packed rdma;

	} __packed;

	__le32 words[478];