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Fill bdf field of the host_info structure in ENA

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The host info bdf field is the abbreviation for the bus, device,
function of the PCI on which the device is being attached to.

Now the driver is filling information about that using FreeBSD RID
resource.

Submitted by:  Michal Krawczyk <mk@semihalf.com>
Obtained from: Semihalf
Sponsored by:  Amazon, Inc.
This commit is contained in:
Marcin Wojtas 2019-05-30 13:35:02 +00:00
parent af66d7d029
commit 460212715f
1 changed files with 6 additions and 3 deletions
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9
sys/dev/ena/ena.c
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@ -176,7 +176,7 @@ static int ena_handle_updated_queues(struct ena_adapter *,
struct ena_com_dev_get_features_ctx *);
static int ena_rss_init_default(struct ena_adapter *);
static void ena_rss_init_default_deferred(void *);
static void ena_config_host_info(struct ena_com_dev *);
static void ena_config_host_info(struct ena_com_dev *, device_t);
static int ena_attach(device_t);
static int ena_detach(device_t);
static int ena_device_init(struct ena_adapter *, device_t,
@ -3579,9 +3579,10 @@ ena_rss_init_default_deferred(void *arg)
SYSINIT(ena_rss_init, SI_SUB_KICK_SCHEDULER, SI_ORDER_SECOND, ena_rss_init_default_deferred, NULL);
static void
ena_config_host_info(struct ena_com_dev *ena_dev)
ena_config_host_info(struct ena_com_dev *ena_dev, device_t dev)
{
struct ena_admin_host_info *host_info;
uintptr_t rid;
int rc;
/* Allocate only the host info */
@ -3593,6 +3594,8 @@ ena_config_host_info(struct ena_com_dev *ena_dev)
host_info = ena_dev->host_attr.host_info;
if (pci_get_id(dev, PCI_ID_RID, &rid) == 0)
host_info->bdf = rid;
host_info->os_type = ENA_ADMIN_OS_FREEBSD;
host_info->kernel_ver = osreldate;
@ -3681,7 +3684,7 @@ ena_device_init(struct ena_adapter *adapter, device_t pdev,
*/
ena_com_set_admin_polling_mode(ena_dev, true);
ena_config_host_info(ena_dev);
ena_config_host_info(ena_dev, pdev);
/* Get Device Attributes */
rc = ena_com_get_dev_attr_feat(ena_dev, get_feat_ctx);