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/dma/fsl_raid.ko | grep alias
$
After this patch:
$ modinfo drivers/dma/fsl_raid.ko | grep alias
alias: of:N*T*Cfsl,raideng-v1.0C*
alias: of:N*T*Cfsl,raideng-v1.0
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
{ .compatible = "fsl,raideng-v1.0", },
{}
};
+MODULE_DEVICE_TABLE(of, fsl_re_ids);
static struct platform_driver fsl_re_driver = {
.driver = {