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[next,1/6] be2net: Call be_vf_setup() even when VFs are enbaled from previous load

Message ID 1380623401-15630-2-git-send-email-sathya.perla@emulex.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Sathya Perla Oct. 1, 2013, 10:29 a.m. UTC 
From: Vasundhara Volam <vasundhara.volam@emulex.com>

Re-define the sriov_want() macro to check for number of VFs that need
to be enabled in the current load of the driver or the number of VFs that
still remain enabled from the previous load (attached VFs cannot be disabled.)

Signed-off-by: Vasundhara Volam <vasundhara.volam@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
---
 drivers/net/ethernet/emulex/benet/be.h      |    4 ++--
 drivers/net/ethernet/emulex/benet/be_main.c |    6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 4a0d3b7..4a540af 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -470,8 +470,8 @@  struct be_adapter {
 
 #define be_physfn(adapter)		(!adapter->virtfn)
 #define	sriov_enabled(adapter)		(adapter->num_vfs > 0)
-#define sriov_want(adapter)             (be_max_vfs(adapter) && num_vfs && \
-					 be_physfn(adapter))
+#define sriov_want(adapter)             (be_physfn(adapter) &&	\
+					 (num_vfs || pci_num_vf(adapter->pdev)))
 #define for_all_vfs(adapter, vf_cfg, i)					\
 	for (i = 0, vf_cfg = &adapter->vf_cfg[i]; i < adapter->num_vfs;	\
 		i++, vf_cfg++)
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 100b528..4cb2ac7 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2948,12 +2948,12 @@  static void BEx_get_resources(struct be_adapter *adapter,
 	struct pci_dev *pdev = adapter->pdev;
 	bool use_sriov = false;
 
-	if (BE3_chip(adapter) && be_physfn(adapter)) {
+	if (BE3_chip(adapter) && sriov_want(adapter)) {
 		int max_vfs;
 
 		max_vfs = pci_sriov_get_totalvfs(pdev);
 		res->max_vfs = max_vfs > 0 ? min(MAX_VFS, max_vfs) : 0;
-		use_sriov = res->max_vfs && num_vfs;
+		use_sriov = res->max_vfs;
 	}
 
 	if (be_physfn(adapter))
@@ -3242,7 +3242,7 @@  static int be_setup(struct be_adapter *adapter)
 		be_cmd_set_flow_control(adapter, adapter->tx_fc,
 					adapter->rx_fc);
 
-	if (be_physfn(adapter) && num_vfs) {
+	if (sriov_want(adapter)) {
 		if (be_max_vfs(adapter))
 			be_vf_setup(adapter);
 		else