From: Michael Chan <michael.chan@broadcom.com>
Date: Mon, 29 May 2017 19:06:06 -0400
Subject: bnxt_en: Add a callback to inform RDMA driver during PCI shutdown.
Patch-mainline: v4.13-rc1
Git-commit: 0efd2fc65c922dff207ff10a776a7a33e0e3c7c5
References: bsc#1050242 FATE#322914
When bnxt_en gets a PCI shutdown call, we need to have a new callback
to inform the RDMA driver to do proper shutdown and removal.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 1 +
drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 19 +++++++++++++++++++
drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h | 2 ++
3 files changed, 22 insertions(+)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -7880,6 +7880,7 @@ static void bnxt_shutdown(struct pci_dev
dev_close(dev);
if (system_state == SYSTEM_POWER_OFF) {
+ bnxt_ulp_shutdown(bp);
bnxt_clear_int_mode(bp);
pci_wake_from_d3(pdev, bp->wol);
pci_set_power_state(pdev, PCI_D3hot);
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -266,6 +266,25 @@ void bnxt_ulp_sriov_cfg(struct bnxt *bp,
}
}
+void bnxt_ulp_shutdown(struct bnxt *bp)
+{
+ struct bnxt_en_dev *edev = bp->edev;
+ struct bnxt_ulp_ops *ops;
+ int i;
+
+ if (!edev)
+ return;
+
+ for (i = 0; i < BNXT_MAX_ULP; i++) {
+ struct bnxt_ulp *ulp = &edev->ulp_tbl[i];
+
+ ops = rtnl_dereference(ulp->ulp_ops);
+ if (!ops || !ops->ulp_shutdown)
+ continue;
+ ops->ulp_shutdown(ulp->handle);
+ }
+}
+
void bnxt_ulp_async_events(struct bnxt *bp, struct hwrm_async_event_cmpl *cmpl)
{
u16 event_id = le16_to_cpu(cmpl->event_id);
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
@@ -26,6 +26,7 @@ struct bnxt_ulp_ops {
void (*ulp_stop)(void *);
void (*ulp_start)(void *);
void (*ulp_sriov_config)(void *, int);
+ void (*ulp_shutdown)(void *);
};
struct bnxt_msix_entry {
@@ -87,6 +88,7 @@ void bnxt_subtract_ulp_resources(struct
void bnxt_ulp_stop(struct bnxt *bp);
void bnxt_ulp_start(struct bnxt *bp);
void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs);
+void bnxt_ulp_shutdown(struct bnxt *bp);
void bnxt_ulp_async_events(struct bnxt *bp, struct hwrm_async_event_cmpl *cmpl);
struct bnxt_en_dev *bnxt_ulp_probe(struct net_device *dev);