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authorRaghu Vatsavayi <rvatsavayi@caviumnetworks.com>2016-06-21 22:53:09 -0700
committerDavid S. Miller <davem@davemloft.net>2016-06-25 12:08:28 -0400
commit60b48c5a83eb1a72e514641b8c3939f1795198f9 (patch)
treedd9167853f149cf1d081ef9a0f3e684734c331a6
parent60441888ec9cf5cdf58e43ecf93f403210cf3383 (diff)
downloadblackbird-op-linux-60b48c5a83eb1a72e514641b8c3939f1795198f9.tar.gz
blackbird-op-linux-60b48c5a83eb1a72e514641b8c3939f1795198f9.zip
liquidio: chip reset changes
This patch resolves the order of chip reset while destroying the resources by postoponing soft reset in destroy resources function until all queues are removed properly. Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com> Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com> Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com> Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com> Signed-off-by: Raghu Vatsavayi <rvatsavayi@caviumnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/cavium/liquidio/lio_main.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index 4440086aaef1..56b1d6710be1 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -1180,12 +1180,6 @@ static void octeon_destroy_resources(struct octeon_device *oct)
if (oct->flags & LIO_FLAG_MSI_ENABLED)
pci_disable_msi(oct->pci_dev);
- /* Soft reset the octeon device before exiting */
- oct->fn_list.soft_reset(oct);
-
- /* Disable the device, releasing the PCI INT */
- pci_disable_device(oct->pci_dev);
-
/* fallthrough */
case OCT_DEV_IN_RESET:
case OCT_DEV_DROQ_INIT_DONE:
@@ -1232,11 +1226,18 @@ static void octeon_destroy_resources(struct octeon_device *oct)
/* fallthrough */
case OCT_DEV_PCI_MAP_DONE:
+
+ /* Soft reset the octeon device before exiting */
+ oct->fn_list.soft_reset(oct);
+
octeon_unmap_pci_barx(oct, 0);
octeon_unmap_pci_barx(oct, 1);
/* fallthrough */
case OCT_DEV_BEGIN_STATE:
+ /* Disable the device, releasing the PCI INT */
+ pci_disable_device(oct->pci_dev);
+
/* Nothing to be done here either */
break;
} /* end switch(oct->status) */
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