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nvswitch_get_link_handlers: initialize ->read_discovery_token method by default #647

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nvswitch_get_link_handlers: initialize ->read_discovery_token method by default #647

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15 changes: 15 additions & 0 deletions src/common/nvswitch/kernel/nvswitch.c
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Original file line number Diff line number Diff line change
Expand Up @@ -312,6 +312,20 @@ _nvswitch_corelib_write_discovery_token
return NVL_SUCCESS;
}

static NV_API_CALL NvlStatus
_nvswitch_corelib_read_discovery_token
(
nvlink_link *link,
NvU64 *token
)
{
if (link->version >= NVLINK_DEVICE_VERSION_40)
{
return NVL_SUCCESS;
}
return NVL_SUCCESS;
}

static NV_API_CALL NvlStatus
_nvswitch_corelib_ali_training
(
Expand Down Expand Up @@ -349,6 +363,7 @@ nvswitch_get_link_handlers
nvswitch_link_handlers->training_complete = _nvswitch_corelib_training_complete;
nvswitch_link_handlers->get_uphy_load = _nvswitch_corelib_get_uphy_load;
nvswitch_link_handlers->write_discovery_token = _nvswitch_corelib_write_discovery_token;
nvswitch_link_handlers->read_discovery_token = _nvswitch_corelib_read_discovery_token;
nvswitch_link_handlers->ali_training = _nvswitch_corelib_ali_training;
}

Expand Down