AuxXxilium/linux_dsm_epyc7002
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liquidio: chip reset changes

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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>
This commit is contained in:
Raghu Vatsavayi 2016-06-21 22:53:09 -07:00 committed by David S. Miller
parent 60441888ec
commit 60b48c5a83
1 changed files with 7 additions and 6 deletions
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13
drivers/net/ethernet/cavium/liquidio/lio_main.c
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@ -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) */