6.9-stable review patch. If anyone has any objections, please let me know.
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From: Chengchang Tang tangchengchang@huawei.com
[ Upstream commit 2ce384307f2ddf39dc662878e151722199afc9ae ]
Add max_ah and cq moderation capacities to hns_roce_query_device().
Fixes: 9a4435375cd1 ("IB/hns: Add driver files for hns RoCE driver") Signed-off-by: Chengchang Tang tangchengchang@huawei.com Signed-off-by: Junxian Huang huangjunxian6@hisilicon.com Link: https://lore.kernel.org/r/20240412091616.370789-4-huangjunxian6@hisilicon.co... Signed-off-by: Leon Romanovsky leon@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/hw/hns/hns_roce_device.h | 3 +++ drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 2 +- drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 2 +- drivers/infiniband/hw/hns/hns_roce_main.c | 7 +++++++ 4 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index c3cbd0a494bfd..0b47c6d68804f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -100,6 +100,9 @@ #define CQ_BANKID_SHIFT 2 #define CQ_BANKID_MASK GENMASK(1, 0)
+#define HNS_ROCE_MAX_CQ_COUNT 0xFFFF +#define HNS_ROCE_MAX_CQ_PERIOD 0xFFFF + enum { SERV_TYPE_RC, SERV_TYPE_UC, diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index ba7ae792d279d..99f6ae6135c2f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -5802,7 +5802,7 @@ static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period) dev_info(hr_dev->dev, "cq_period(%u) reached the upper limit, adjusted to 65.\n", cq_period); - cq_period = HNS_ROCE_MAX_CQ_PERIOD; + cq_period = HNS_ROCE_MAX_CQ_PERIOD_HIP08; } cq_period *= HNS_ROCE_CLOCK_ADJUST; } diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h index df04bc8ede57b..dfed6b4ddb04d 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h @@ -1334,7 +1334,7 @@ struct fmea_ram_ecc {
/* only for RNR timeout issue of HIP08 */ #define HNS_ROCE_CLOCK_ADJUST 1000 -#define HNS_ROCE_MAX_CQ_PERIOD 65 +#define HNS_ROCE_MAX_CQ_PERIOD_HIP08 65 #define HNS_ROCE_MAX_EQ_PERIOD 65 #define HNS_ROCE_RNR_TIMER_10NS 1 #define HNS_ROCE_1US_CFG 999 diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 1dc60c2b2b7ab..4d94fcb8685ab 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -40,6 +40,7 @@ #include "hns_roce_common.h" #include "hns_roce_device.h" #include "hns_roce_hem.h" +#include "hns_roce_hw_v2.h"
static int hns_roce_set_mac(struct hns_roce_dev *hr_dev, u32 port, const u8 *addr) @@ -192,6 +193,12 @@ static int hns_roce_query_device(struct ib_device *ib_dev, IB_ATOMIC_HCA : IB_ATOMIC_NONE; props->max_pkeys = 1; props->local_ca_ack_delay = hr_dev->caps.local_ca_ack_delay; + props->max_ah = INT_MAX; + props->cq_caps.max_cq_moderation_period = HNS_ROCE_MAX_CQ_PERIOD; + props->cq_caps.max_cq_moderation_count = HNS_ROCE_MAX_CQ_COUNT; + if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) + props->cq_caps.max_cq_moderation_period = HNS_ROCE_MAX_CQ_PERIOD_HIP08; + if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ) { props->max_srq = hr_dev->caps.num_srqs; props->max_srq_wr = hr_dev->caps.max_srq_wrs;