Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Two cases of overlapping changes, nothing fancy.

Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 28 insertions, 4 deletions

diff --git a/include/linux/idr.h b/include/linux/idr.h
index ee7abae143d3..4ec8986e5dfb 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -191,14 +191,17 @@ static inline void idr_preload_end(void)
  * idr_for_each_entry_ul() - Iterate over an IDR's elements of a given type.
  * @idr: IDR handle.
  * @entry: The type * to use as cursor.
+ * @tmp: A temporary placeholder for ID.
  * @id: Entry ID.
  *
  * @entry and @id do not need to be initialized before the loop, and
  * after normal termination @entry is left with the value NULL.  This
  * is convenient for a "not found" value.
  */
-#define idr_for_each_entry_ul(idr, entry, id)			\
-	for (id = 0; ((entry) = idr_get_next_ul(idr, &(id))) != NULL; ++id)
+#define idr_for_each_entry_ul(idr, entry, tmp, id)			\
+	for (tmp = 0, id = 0;						\
+	     tmp <= id && ((entry) = idr_get_next_ul(idr, &(id))) != NULL; \
+	     tmp = id, ++id)
 
 /**
  * idr_for_each_entry_continue() - Continue iteration over an IDR's elements of a given type
@@ -213,6 +216,20 @@ static inline void idr_preload_end(void)
 	     entry;							\
 	     ++id, (entry) = idr_get_next((idr), &(id)))
 
+/**
+ * idr_for_each_entry_continue_ul() - Continue iteration over an IDR's elements of a given type
+ * @idr: IDR handle.
+ * @entry: The type * to use as a cursor.
+ * @tmp: A temporary placeholder for ID.
+ * @id: Entry ID.
+ *
+ * Continue to iterate over entries, continuing after the current position.
+ */
+#define idr_for_each_entry_continue_ul(idr, entry, tmp, id)		\
+	for (tmp = id;							\
+	     tmp <= id && ((entry) = idr_get_next_ul(idr, &(id))) != NULL; \
+	     tmp = id, ++id)
+
 /*
  * IDA - ID Allocator, use when translation from id to pointer isn't necessary.
  */
diff --git a/include/linux/phylink.h b/include/linux/phylink.h
index 0fe57a261c9c..300ecdb6790a 100644
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -109,12 +109,19 @@ struct phylink_mac_ops {
  * Note that the PHY may be able to transform from one connection
  * technology to another, so, eg, don't clear 1000BaseX just
  * because the MAC is unable to BaseX mode. This is more about
- * clearing unsupported speeds and duplex settings.
+ * clearing unsupported speeds and duplex settings. The port modes
+ * should not be cleared; phylink_set_port_modes() will help with this.
  *
  * If the @state->interface mode is %PHY_INTERFACE_MODE_1000BASEX
  * or %PHY_INTERFACE_MODE_2500BASEX, select the appropriate mode
  * based on @state->advertising and/or @state->speed and update
- * @state->interface accordingly.
+ * @state->interface accordingly. See phylink_helper_basex_speed().
+ *
+ * When @state->interface is %PHY_INTERFACE_MODE_NA, phylink expects the
+ * MAC driver to return all supported link modes.
+ *
+ * If the @state->interface mode is not supported, then the @supported
+ * mask must be cleared.
  */
 void validate(struct phylink_config *config, unsigned long *supported,
 	      struct phylink_link_state *state);