linux-kernel - Re: linux-next: manual merge of the devicetree tree with the regulator tree

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Message-ID: <CACxGe6vpHS3gtLrhbgobOieUWHEOrUynGa+PfDOKfL_Yi7BavQ@mail.gmail.com>
Date:	Wed, 3 Dec 2014 15:29:29 +0000
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Romain Perier <romain.perier@...il.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Mark Brown <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-next <linux-next@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pantelis Antoniou <pantelis.antoniou@...sulko.com>
Subject: Re: linux-next: manual merge of the devicetree tree with the
 regulator tree

On Wed, Dec 3, 2014 at 7:02 AM, Romain Perier <romain.perier@...il.com> wrote:
> Hi,
>
> My part looks good and unchanged (first commit), however I would
> prefer a confirmation from Grant about the full merge.
>
> Thanks,
> Romain

Looks okay to me.

g.

>
> 2014-12-03 5:27 GMT+01:00 Stephen Rothwell <sfr@...b.auug.org.au>:
>> Hi Grant,
>>
>> Today's linux-next merge of the devicetree tree got a conflict in
>> include/linux/of.h between commit 8f73110f6bac ("of: Rename
>> "poweroff-source" property to "system-power-controller"") from the pm
>> tree and commit 7518b5890d8a ("of/overlay: Introduce DT overlay
>> support") from the devicetree tree.
>>
>> I fixed it up (see below) and can carry the fix as necessary (no action
>> is required).
>>
>> --
>> Cheers,
>> Stephen Rothwell                    sfr@...b.auug.org.au
>>
>> diff --cc include/linux/of.h
>> index b47096730dc5,aa01cf5852f8..000000000000
>> --- a/include/linux/of.h
>> +++ b/include/linux/of.h
>> @@@ -23,7 -23,7 +23,8 @@@
>>   #include <linux/spinlock.h>
>>   #include <linux/topology.h>
>>   #include <linux/notifier.h>
>>  +#include <linux/property.h>
>> + #include <linux/list.h>
>>
>>   #include <asm/byteorder.h>
>>   #include <asm/errno.h>
>> @@@ -108,27 -111,18 +114,27 @@@ static inline struct device_node *of_no
>>   static inline void of_node_put(struct device_node *node) { }
>>   #endif /* !CONFIG_OF_DYNAMIC */
>>
>>  -#ifdef CONFIG_OF
>>  -
>>   /* Pointer for first entry in chain of all nodes. */
>> - extern struct device_node *of_allnodes;
>> + extern struct device_node *of_root;
>>   extern struct device_node *of_chosen;
>>   extern struct device_node *of_aliases;
>>   extern struct device_node *of_stdout;
>>   extern raw_spinlock_t devtree_lock;
>>
>>  +#ifdef CONFIG_OF
>>  +static inline bool is_of_node(struct fwnode_handle *fwnode)
>>  +{
>>  +      return fwnode && fwnode->type == FWNODE_OF;
>>  +}
>>  +
>>  +static inline struct device_node *of_node(struct fwnode_handle *fwnode)
>>  +{
>>  +      return fwnode ? container_of(fwnode, struct device_node, fwnode) : NULL;
>>  +}
>>  +
>>   static inline bool of_have_populated_dt(void)
>>   {
>> -       return of_allnodes != NULL;
>> +       return of_root != NULL;
>>   }
>>
>>   static inline bool of_node_is_root(const struct device_node *node)
>> @@@ -956,14 -959,33 +992,44 @@@ static inline int of_reconfig_get_state
>>   extern int of_resolve_phandles(struct device_node *tree);
>>
>>   /**
>>  + * of_device_is_system_power_controller - Tells if system-power-controller is found for device_node
>>  + * @np: Pointer to the given device_node
>>  + *
>>  + * return true if present false otherwise
>>  + */
>>  +static inline bool of_device_is_system_power_controller(const struct device_node *np)
>>  +{
>>  +      return of_property_read_bool(np, "system-power-controller");
>>  +}
>>  +
>> ++/**
>> +  * Overlay support
>> +  */
>> +
>> + #ifdef CONFIG_OF_OVERLAY
>> +
>> + /* ID based overlays; the API for external users */
>> + int of_overlay_create(struct device_node *tree);
>> + int of_overlay_destroy(int id);
>> + int of_overlay_destroy_all(void);
>> +
>> + #else
>> +
>> + static inline int of_overlay_create(struct device_node *tree)
>> + {
>> +       return -ENOTSUPP;
>> + }
>> +
>> + static inline int of_overlay_destroy(int id)
>> + {
>> +       return -ENOTSUPP;
>> + }
>> +
>> + static inline int of_overlay_destroy_all(void)
>> + {
>> +       return -ENOTSUPP;
>> + }
>> +
>> + #endif
>> +
>>   #endif /* _LINUX_OF_H */
--
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