Re: [PATCH V6 3/7] device property: Introduce a common API to fetch device match data

From: Sinan Kaya
Date: Thu Dec 07 2017 - 15:18:02 EST


On 12/7/2017 7:40 AM, Sakari Ailus wrote:
> On Tue, Dec 05, 2017 at 12:04:48PM -0500, Sinan Kaya wrote:
>> @@ -101,6 +103,8 @@ struct fwnode_operations {
>> (*graph_get_port_parent)(struct fwnode_handle *fwnode);
>> int (*graph_parse_endpoint)(const struct fwnode_handle *fwnode,
>> struct fwnode_endpoint *endpoint);
>> + void *(*get_match_data)(const struct fwnode_handle *fwnode,
>> + struct device *dev);
>
> You can make dev const, too.
>

done, I couldn't change device_get_match_data() parameter const due to
dev_fwnode() function.

from /local/mnt/workspace/projects/caf/kernel/drivers/base/property.c:13:

/local/mnt/workspace/projects/caf/kernel/drivers/base/property.c:1341:39: warning: passing argument 1 of 'dev_fwnode' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
return fwnode_call_ptr_op(dev_fwnode(dev), device_get_match_data,



--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.