Merge tag 'v4.13-rc4' into patchwork

Linux 4.13-rc4

* tag 'v4.13-rc4': (863 commits)
  Linux 4.13-rc4
  Fix compat_sys_sigpending breakage
  ext4: fix copy paste error in ext4_swap_extents()
  ext4: fix overflow caused by missing cast in ext4_resize_fs()
  ext4, project: expand inode extra size if possible
  ext4: cleanup ext4_expand_extra_isize_ea()
  ext4: restructure ext4_expand_extra_isize
  ext4: fix forgetten xattr lock protection in ext4_expand_extra_isize
  ext4: make xattr inode reads faster
  ext4: inplace xattr block update fails to deduplicate blocks
  ext4: remove unused mode parameter
  ext4: fix warning about stack corruption
  ext4: fix dir_nlink behaviour
  ext4: silence array overflow warning
  ext4: fix SEEK_HOLE/SEEK_DATA for blocksize < pagesize
  platform/x86: intel-vbtn: match power button on press rather than release
  ext4: release discard bio after sending discard commands
  sparc64: Fix exception handling in UltraSPARC-III memcpy.
  arm64: avoid overflow in VA_START and PAGE_OFFSET
  arm64: Fix potential race with hardware DBM in ptep_set_access_flags()
  ...

1 files changed, 15 insertions, 0 deletions

diff --git a/include/media/cec-notifier.h b/include/media/cec-notifier.h
index 73bc98b90afc..57ec319a7f44 100644
--- a/include/media/cec-notifier.h
+++ b/include/media/cec-notifier.h
@@ -57,6 +57,7 @@ void cec_notifier_put(struct cec_notifier *n);
  * @pa: the CEC physical address
  *
  * Set a new CEC physical address.
+ * Does nothing if @n == NULL.
  */
 void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa);
 
@@ -66,6 +67,7 @@ void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa);
  * @edid: the struct edid pointer
  *
  * Parses the EDID to obtain the new CEC physical address and set it.
+ * Does nothing if @n == NULL.
  */
 void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n,
 					  const struct edid *edid);
@@ -130,4 +132,17 @@ static inline void cec_register_cec_notifier(struct cec_adapter *adap,
 }
 #endif
 
+/**
+ * cec_notifier_phys_addr_invalidate() - set the physical address to INVALID
+ *
+ * @n: the CEC notifier
+ *
+ * This is a simple helper function to invalidate the physical
+ * address. Does nothing if @n == NULL.
+ */
+static inline void cec_notifier_phys_addr_invalidate(struct cec_notifier *n)
+{
+	cec_notifier_set_phys_addr(n, CEC_PHYS_ADDR_INVALID);
+}
+
 #endif