[dpdk-dev] [PATCH 14/61] net/qede/base: update MFW when default mtu is changed
Rasesh Mody
rasesh.mody at cavium.com
Mon Feb 27 08:56:30 CET 2017
Send mailbox command to Management FW when mtu changes.
Signed-off-by: Rasesh Mody <rasesh.mody at cavium.com>
---
drivers/net/qede/base/ecore_dev.c | 11 +++++++++++
drivers/net/qede/base/ecore_mcp.c | 3 ---
2 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/net/qede/base/ecore_dev.c b/drivers/net/qede/base/ecore_dev.c
index ea087a7..73bd008 100644
--- a/drivers/net/qede/base/ecore_dev.c
+++ b/drivers/net/qede/base/ecore_dev.c
@@ -1637,6 +1637,7 @@ enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
{
enum _ecore_status_t rc = ECORE_SUCCESS, mfw_rc;
u32 load_code, param, drv_mb_param;
+ bool b_default_mtu = true;
struct ecore_hwfn *p_hwfn;
int i;
@@ -1656,6 +1657,12 @@ enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
for_each_hwfn(p_dev, i) {
struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
+ /* If management didn't provide a default, set one of our own */
+ if (!p_hwfn->hw_info.mtu) {
+ p_hwfn->hw_info.mtu = 1500;
+ b_default_mtu = false;
+ }
+
if (IS_VF(p_dev)) {
p_hwfn->b_int_enabled = 1;
continue;
@@ -1784,6 +1791,10 @@ enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
return rc;
}
+ if (!b_default_mtu)
+ ecore_mcp_ov_update_mtu(p_hwfn, p_hwfn->p_main_ptt,
+ p_hwfn->hw_info.mtu);
+
rc = ecore_mcp_ov_update_driver_state(p_hwfn,
p_hwfn->p_main_ptt,
ECORE_OV_DRIVER_STATE_DISABLED);
diff --git a/drivers/net/qede/base/ecore_mcp.c b/drivers/net/qede/base/ecore_mcp.c
index b744c42..d3f0fbd 100644
--- a/drivers/net/qede/base/ecore_mcp.c
+++ b/drivers/net/qede/base/ecore_mcp.c
@@ -1439,9 +1439,6 @@ enum _ecore_status_t ecore_mcp_fill_shmem_func_info(struct ecore_hwfn *p_hwfn,
info->mtu = (u16)shmem_info.mtu_size;
- if (info->mtu == 0)
- info->mtu = 1500;
-
DP_VERBOSE(p_hwfn, (ECORE_MSG_SP | ECORE_MSG_IFUP),
"Read configuration from shmem: pause_on_host %02x"
" protocol %02x BW [%02x - %02x]"
--
1.7.10.3
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