[dpdk-dev] [PATCH 04/20] thunderx/nicvf: add get_reg and get_reg_length support
Jerin Jacob
jerin.jacob at caviumnetworks.com
Sat May 7 17:16:22 CEST 2016
Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj at caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <Kamil.Rytarowski at caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak at semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek at semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad at semihalf.com>
---
drivers/net/thunderx/nicvf_ethdev.c | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
index e6f0b3e..92b08a5 100644
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -70,6 +70,9 @@
#include "nicvf_logs.h"
static int nicvf_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete);
+static int nicvf_dev_get_reg_length(struct rte_eth_dev *dev);
+static int nicvf_dev_get_regs(struct rte_eth_dev *dev,
+ struct rte_dev_reg_info *regs);
static inline int
nicvf_atomic_write_link_status(struct rte_eth_dev *dev,
@@ -167,10 +170,36 @@ nicvf_dev_link_update(struct rte_eth_dev *dev,
return nicvf_atomic_write_link_status(dev, &link);
}
+static int
+nicvf_dev_get_reg_length(struct rte_eth_dev *dev __rte_unused)
+{
+ return nicvf_reg_get_count();
+}
+
+static int
+nicvf_dev_get_regs(struct rte_eth_dev *dev, struct rte_dev_reg_info *regs)
+{
+ uint64_t *data = regs->data;
+ struct nicvf *nic = nicvf_pmd_priv(dev);
+
+ if (data == NULL)
+ return -EINVAL;
+
+ /* Support only full register dump */
+ if ((regs->length == 0) ||
+ (regs->length == (uint32_t)nicvf_reg_get_count())) {
+ regs->version = nic->vendor_id << 16 | nic->device_id;
+ nicvf_reg_dump(nic, data);
+ return 0;
+ }
+ return -ENOTSUP;
+}
/* Initialise and register driver with DPDK Application */
static const struct eth_dev_ops nicvf_eth_dev_ops = {
.link_update = nicvf_dev_link_update,
+ .get_reg_length = nicvf_dev_get_reg_length,
+ .get_reg = nicvf_dev_get_regs,
};
static int
--
2.1.0
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