A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge remote-tracking branch 'asoc/topic/rcar' into asoc-next

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This commit is contained in:
Mark Brown 2017-07-03 16:51:30 +01:00
commit 6bf4cd287d
28 changed files with 1960 additions and 382 deletions
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62
drivers/of/base.c
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@ -1601,6 +1601,7 @@ int of_phandle_iterator_init(struct of_phandle_iterator *it,
return 0;
}
EXPORT_SYMBOL_GPL(of_phandle_iterator_init);
int of_phandle_iterator_next(struct of_phandle_iterator *it)
{
@ -1670,6 +1671,7 @@ err:
return -EINVAL;
}
EXPORT_SYMBOL_GPL(of_phandle_iterator_next);
int of_phandle_iterator_args(struct of_phandle_iterator *it,
uint32_t *args,
@ -2484,6 +2486,41 @@ struct device_node *of_graph_get_endpoint_by_regs(
}
EXPORT_SYMBOL(of_graph_get_endpoint_by_regs);
/**
* of_graph_get_remote_endpoint() - get remote endpoint node
* @node: pointer to a local endpoint device_node
*
* Return: Remote endpoint node associated with remote endpoint node linked
* to @node. Use of_node_put() on it when done.
*/
struct device_node *of_graph_get_remote_endpoint(const struct device_node *node)
{
/* Get remote endpoint node. */
return of_parse_phandle(node, "remote-endpoint", 0);
}
EXPORT_SYMBOL(of_graph_get_remote_endpoint);
/**
* of_graph_get_port_parent() - get port's parent node
* @node: pointer to a local endpoint device_node
*
* Return: device node associated with endpoint node linked
* to @node. Use of_node_put() on it when done.
*/
struct device_node *of_graph_get_port_parent(struct device_node *node)
{
unsigned int depth;
/* Walk 3 levels up only if there is 'ports' node. */
for (depth = 3; depth && node; depth--) {
node = of_get_next_parent(node);
if (depth == 2 && of_node_cmp(node->name, "ports"))
break;
}
return node;
}
EXPORT_SYMBOL(of_graph_get_port_parent);
/**
* of_graph_get_remote_port_parent() - get remote port's parent node
* @node: pointer to a local endpoint device_node
@ -2495,18 +2532,11 @@ struct device_node *of_graph_get_remote_port_parent(
const struct device_node *node)
{
struct device_node *np;
unsigned int depth;
/* Get remote endpoint node. */
np = of_parse_phandle(node, "remote-endpoint", 0);
np = of_graph_get_remote_endpoint(node);
/* Walk 3 levels up only if there is 'ports' node. */
for (depth = 3; depth && np; depth--) {
np = of_get_next_parent(np);
if (depth == 2 && of_node_cmp(np->name, "ports"))
break;
}
return np;
return of_graph_get_port_parent(np);
}
EXPORT_SYMBOL(of_graph_get_remote_port_parent);
@ -2522,13 +2552,25 @@ struct device_node *of_graph_get_remote_port(const struct device_node *node)
struct device_node *np;
/* Get remote endpoint node. */
np = of_parse_phandle(node, "remote-endpoint", 0);
np = of_graph_get_remote_endpoint(node);
if (!np)
return NULL;
return of_get_next_parent(np);
}
EXPORT_SYMBOL(of_graph_get_remote_port);
int of_graph_get_endpoint_count(const struct device_node *np)
{
struct device_node *endpoint;
int num = 0;
for_each_endpoint_of_node(np, endpoint)
num++;
return num;
}
EXPORT_SYMBOL(of_graph_get_endpoint_count);
/**
* of_graph_get_remote_node() - get remote parent device_node for given port/endpoint
* @node: pointer to parent device_node containing graph port/endpoint