Message ID | 1476713146-26632-5-git-send-email-javier@osg.samsung.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Javier Martinez Canillas wrote: > If the driver is built as a module, autoload won't work because the module > alias information is not filled. So user-space can't match the registered > device with the corresponding module. > > Export the module alias information using the MODULE_DEVICE_TABLE() macro. > > Before this patch: > > $ modinfo drivers/net/ethernet/qualcomm/emac/qcom-emac.ko | grep alias > alias: platform:qcom-emac > > After this patch: > > $ modinfo drivers/net/ethernet/qualcomm/emac/qcom-emac.ko | grep alias > alias: platform:qcom-emac > alias: of:N*T*Cqcom,fsm9900-emacC* > alias: of:N*T*Cqcom,fsm9900-emac > > Signed-off-by: Javier Martinez Canillas<javier@osg.samsung.com> Acked-by: Timur Tabi <timur@codeaurora.org>
diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c index 9bf3b2b82e95..4fede4b86538 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac.c @@ -575,6 +575,7 @@ static const struct of_device_id emac_dt_match[] = { }, {} }; +MODULE_DEVICE_TABLE(of, emac_dt_match); #if IS_ENABLED(CONFIG_ACPI) static const struct acpi_device_id emac_acpi_match[] = {
If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/net/ethernet/qualcomm/emac/qcom-emac.ko | grep alias alias: platform:qcom-emac After this patch: $ modinfo drivers/net/ethernet/qualcomm/emac/qcom-emac.ko | grep alias alias: platform:qcom-emac alias: of:N*T*Cqcom,fsm9900-emacC* alias: of:N*T*Cqcom,fsm9900-emac Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> --- drivers/net/ethernet/qualcomm/emac/emac.c | 1 + 1 file changed, 1 insertion(+)