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net: ionic: Update LIF identity with additional RDMA capabilities

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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: Shannon Nelson <shannon.nelson@amd.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com>
Link: https://patch.msgid.link/20250903061606.4139957-3-abhijit.gangurde@amd.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Abhijit Gangurde 2025-09-03 11:45:54 +05:30 committed by Leon Romanovsky
parent ffad4278c2
commit 85372e4a49
1 changed files with 24 additions and 5 deletions
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29
drivers/net/ethernet/pensando/ionic/ionic_if.h
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@ -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];