diff options
| author | Abhijit Gangurde <abhijit.gangurde@amd.com> | 2025-09-03 11:45:54 +0530 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2025-09-11 02:18:35 -0400 |
| commit | 85372e4a493e413f1c1ee1850c51ad2d3a637fff (patch) | |
| tree | 97ba5c4d05e185b9d435d65c166d99ff54390419 /drivers | |
| parent | net: ionic: Create an auxiliary device for rdma driver (diff) | |
| download | linux-85372e4a493e413f1c1ee1850c51ad2d3a637fff.tar.gz linux-85372e4a493e413f1c1ee1850c51ad2d3a637fff.zip | |
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: 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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_if.h | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_if.h b/drivers/net/ethernet/pensando/ionic/ionic_if.h index 9886cd66ce68..77c3dc188264 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_if.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_if.h @@ -495,6 +495,16 @@ union ionic_lif_config { }; /** + * 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) * * @capabilities: LIF capabilities @@ -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]; |