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drivers: init/fini MAE on attach/detach

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These actions affect MAE supplementary resources which are
libefx-internal.

Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>
This commit is contained in:
Ivan Malov 2020-10-20 10:12:45 +01:00 committed by Ferruh Yigit
parent 6f956d5cb1
commit 3af6451292
2 changed files with 18 additions and 1 deletions
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2
drivers/common/sfc_efx/efsys.h
View File

@ -167,7 +167,7 @@ prefetch_read_once(const volatile void *addr)
#define EFSYS_OPT_DESC_PROXY 0
#define EFSYS_OPT_MAE 0
#define EFSYS_OPT_MAE 1
/* ID */

17
drivers/net/sfc/sfc_mae.c
View File

@ -21,6 +21,7 @@ sfc_mae_attach(struct sfc_adapter *sa)
{
const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
struct sfc_mae *mae = &sa->mae;
int rc;
sfc_log_init(sa, "entry");
@ -29,21 +30,37 @@ sfc_mae_attach(struct sfc_adapter *sa)
return 0;
}
sfc_log_init(sa, "init MAE");
rc = efx_mae_init(sa->nic);
if (rc != 0)
goto fail_mae_init;
mae->status = SFC_MAE_STATUS_SUPPORTED;
sfc_log_init(sa, "done");
return 0;
fail_mae_init:
sfc_log_init(sa, "failed %d", rc);
return rc;
}
void
sfc_mae_detach(struct sfc_adapter *sa)
{
struct sfc_mae *mae = &sa->mae;
enum sfc_mae_status status_prev = mae->status;
sfc_log_init(sa, "entry");
mae->status = SFC_MAE_STATUS_UNKNOWN;
if (status_prev != SFC_MAE_STATUS_SUPPORTED)
return;
efx_mae_fini(sa->nic);
sfc_log_init(sa, "done");
}