Query firmware for the FW_PARAMS_PARAM_DEV_RI_FR_NSMR_TPTE_WR parameter.
If it exists and is 1, then advertise support for FR_NSMR_TPTE_WR to
the ULDs.
Signed-off-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 1 +
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 7 +++++++
drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h | 1 +
drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h | 1 +
4 files changed, 10 insertions(+)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
index 2e2aa9f..65207b3 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
@@ -346,6 +346,7 @@ struct adapter_params {
unsigned int max_ordird_qp; /* Max read depth per RDMA QP */
unsigned int max_ird_adapter; /* Max read depth per adapter */
+ bool fr_nsmr_tpte_wr_support; /* FW support for FR_NSMR_TPTE_WR */
};
/* State needed to monitor the forward progress of SGE Ingress DMA activities
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index c762a8c..37e0c82 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2517,6 +2517,7 @@ static void uld_attach(struct adapter *adap, unsigned int uld)
lli.max_ird_adapter = adap->params.max_ird_adapter;
lli.ulptx_memwrite_dsgl = adap->params.ulptx_memwrite_dsgl;
lli.nodeid = dev_to_node(adap->pdev_dev);
+ lli.fr_nsmr_tpte_wr_support = adap->params.fr_nsmr_tpte_wr_support;
handle = ulds[uld].add(&lli);
if (IS_ERR(handle)) {
@@ -4016,6 +4017,12 @@ static int adap_init0(struct adapter *adap)
adap->params.ulptx_memwrite_dsgl = (ret == 0 && val[0] != 0);
}
+ /* See if FW supports FW_RI_FR_NSMR_TPTE_WR work request */
+ params[0] = FW_PARAM_DEV(RI_FR_NSMR_TPTE_WR);
+ ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+ 1, params, val);
+ adap->params.fr_nsmr_tpte_wr_support = (ret == 0 && val[0] != 0);
+
/*
* Get device capabilities so we can determine what resources we need
* to manage.
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
index f3c58aa..42e73f7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
@@ -280,6 +280,7 @@ struct cxgb4_lld_info {
unsigned int iscsi_llimit; /* chip's iscsi region llimit */
void **iscsi_ppm; /* iscsi page pod manager */
int nodeid; /* device numa node id */
+ bool fr_nsmr_tpte_wr_support; /* FW supports FR_NSMR_TPTE_WR */
};
struct cxgb4_uld_info {
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
index a89b307..9164d20 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
@@ -1119,6 +1119,7 @@ enum fw_params_param_dev {
FW_PARAMS_PARAM_DEV_MAXIRD_ADAPTER = 0x14, /* max supported adap IRD */
FW_PARAMS_PARAM_DEV_ULPTX_MEMWRITE_DSGL = 0x17,
FW_PARAMS_PARAM_DEV_FWCACHE = 0x18,
+ FW_PARAMS_PARAM_DEV_RI_FR_NSMR_TPTE_WR = 0x1C,
};
/*
--
2.7.0
--
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