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Message-Id: <d99dc72eb9d44d7a3a11d29da30a474924f6f4d3.1509017929.git.rahul.lakkireddy@chelsio.com>
Date: Thu, 26 Oct 2017 17:18:35 +0530
From: Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, ganeshgr@...lsio.com, nirranjan@...lsio.com,
indranil@...lsio.com,
Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>
Subject: [PATCH net-next 3/8] cxgb4: collect RSS dumps
Collect RSS table and RSS VF configuration dumps.
Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@...lsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@...lsio.com>
---
drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h | 5 +++
drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h | 2 +
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c | 46 +++++++++++++++++++++++
drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.h | 6 +++
drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c | 9 +++++
5 files changed, 68 insertions(+)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h b/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
index ab15c3dfa04e..b24175b2bb3c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_entity.h
@@ -42,6 +42,11 @@ struct cudbg_cim_qcfg {
u32 stat[4 * (CIM_NUM_IBQ + CIM_NUM_OBQ_T5)];
};
+struct cudbg_rss_vf_conf {
+ u32 rss_vf_vfl;
+ u32 rss_vf_vfh;
+};
+
struct ireg_field {
u32 ireg_addr;
u32 ireg_data;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h b/drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h
index be031aba2706..34f241892fca 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_if.h
@@ -46,6 +46,8 @@ enum cudbg_dbg_entity_type {
CUDBG_CIM_OBQ_NCSI = 17,
CUDBG_EDC0 = 18,
CUDBG_EDC1 = 19,
+ CUDBG_RSS = 22,
+ CUDBG_RSS_VF_CONF = 25,
CUDBG_TP_INDIRECT = 36,
CUDBG_SGE_INDIRECT = 37,
CUDBG_ULPRX_LA = 41,
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
index 596f2b8e41cf..efab94465337 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
@@ -528,6 +528,52 @@ int cudbg_collect_edc1_meminfo(struct cudbg_init *pdbg_init,
MEM_EDC1);
}
+int cudbg_collect_rss(struct cudbg_init *pdbg_init,
+ struct cudbg_buffer *dbg_buff,
+ struct cudbg_error *cudbg_err)
+{
+ struct adapter *padap = pdbg_init->adap;
+ struct cudbg_buffer temp_buff = { 0 };
+ int rc;
+
+ rc = cudbg_get_buff(dbg_buff, RSS_NENTRIES * sizeof(u16), &temp_buff);
+ if (rc)
+ return rc;
+
+ rc = t4_read_rss(padap, (u16 *)temp_buff.data);
+ if (rc) {
+ cudbg_err->sys_err = rc;
+ cudbg_put_buff(&temp_buff, dbg_buff);
+ return rc;
+ }
+ cudbg_write_and_release_buff(&temp_buff, dbg_buff);
+ return rc;
+}
+
+int cudbg_collect_rss_vf_config(struct cudbg_init *pdbg_init,
+ struct cudbg_buffer *dbg_buff,
+ struct cudbg_error *cudbg_err)
+{
+ struct adapter *padap = pdbg_init->adap;
+ struct cudbg_buffer temp_buff = { 0 };
+ struct cudbg_rss_vf_conf *vfconf;
+ int vf, rc, vf_count;
+
+ vf_count = padap->params.arch.vfcount;
+ rc = cudbg_get_buff(dbg_buff,
+ vf_count * sizeof(struct cudbg_rss_vf_conf),
+ &temp_buff);
+ if (rc)
+ return rc;
+
+ vfconf = (struct cudbg_rss_vf_conf *)temp_buff.data;
+ for (vf = 0; vf < vf_count; vf++)
+ t4_read_rss_vf_config(padap, vf, &vfconf[vf].rss_vf_vfl,
+ &vfconf[vf].rss_vf_vfh, true);
+ cudbg_write_and_release_buff(&temp_buff, dbg_buff);
+ return rc;
+}
+
int cudbg_collect_tp_indirect(struct cudbg_init *pdbg_init,
struct cudbg_buffer *dbg_buff,
struct cudbg_error *cudbg_err)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.h b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.h
index f42b7420ff09..634c643fdd39 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.h
@@ -75,6 +75,12 @@ int cudbg_collect_edc0_meminfo(struct cudbg_init *pdbg_init,
int cudbg_collect_edc1_meminfo(struct cudbg_init *pdbg_init,
struct cudbg_buffer *dbg_buff,
struct cudbg_error *cudbg_err);
+int cudbg_collect_rss(struct cudbg_init *pdbg_init,
+ struct cudbg_buffer *dbg_buff,
+ struct cudbg_error *cudbg_err);
+int cudbg_collect_rss_vf_config(struct cudbg_init *pdbg_init,
+ struct cudbg_buffer *dbg_buff,
+ struct cudbg_error *cudbg_err);
int cudbg_collect_tp_indirect(struct cudbg_init *pdbg_init,
struct cudbg_buffer *dbg_buff,
struct cudbg_error *cudbg_err);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c
index 611ece7b7e5a..7996220db485 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c
@@ -44,6 +44,8 @@ static const struct cxgb4_collect_entity cxgb4_collect_hw_dump[] = {
{ CUDBG_CIM_OBQ_ULP3, cudbg_collect_cim_obq_ulp3 },
{ CUDBG_CIM_OBQ_SGE, cudbg_collect_cim_obq_sge },
{ CUDBG_CIM_OBQ_NCSI, cudbg_collect_cim_obq_ncsi },
+ { CUDBG_RSS, cudbg_collect_rss },
+ { CUDBG_RSS_VF_CONF, cudbg_collect_rss_vf_config },
{ CUDBG_TP_INDIRECT, cudbg_collect_tp_indirect },
{ CUDBG_SGE_INDIRECT, cudbg_collect_sge_indirect },
{ CUDBG_ULPRX_LA, cudbg_collect_ulprx_la },
@@ -144,6 +146,13 @@ static u32 cxgb4_get_entity_length(struct adapter *adap, u32 entity)
}
len = cudbg_mbytes_to_bytes(len);
break;
+ case CUDBG_RSS:
+ len = RSS_NENTRIES * sizeof(u16);
+ break;
+ case CUDBG_RSS_VF_CONF:
+ len = adap->params.arch.vfcount *
+ sizeof(struct cudbg_rss_vf_conf);
+ break;
case CUDBG_TP_INDIRECT:
switch (CHELSIO_CHIP_VERSION(adap->params.chip)) {
case CHELSIO_T5:
--
2.14.1
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