Merge tag 'irqchip-4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core

Merge the first drop of irqchip updates for 4.9 from Marc Zyngier:

- ACPI IORT core code
- IORT support for the GICv3 ITS
- A few of GIC cleanups

1 files changed, 72 insertions, 0 deletions

diff --git a/Documentation/media/uapi/dvb/video-set-spu-palette.rst b/Documentation/media/uapi/dvb/video-set-spu-palette.rst
new file mode 100644
index 000000000000..4b80b6f56219
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+++ b/Documentation/media/uapi/dvb/video-set-spu-palette.rst
@@ -0,0 +1,72 @@
+.. -*- coding: utf-8; mode: rst -*-
+
+.. _VIDEO_SET_SPU_PALETTE:
+
+=====================
+VIDEO_SET_SPU_PALETTE
+=====================
+
+Name
+----
+
+VIDEO_SET_SPU_PALETTE
+
+
+Synopsis
+--------
+
+.. cpp:function:: int ioctl(fd, int request = VIDEO_SET_SPU_PALETTE, video_spu_palette_t *palette )
+
+
+Arguments
+---------
+
+.. flat-table::
+    :header-rows:  0
+    :stub-columns: 0
+
+
+    -  .. row 1
+
+       -  int fd
+
+       -  File descriptor returned by a previous call to open().
+
+    -  .. row 2
+
+       -  int request
+
+       -  Equals VIDEO_SET_SPU_PALETTE for this command.
+
+    -  .. row 3
+
+       -  video_spu_palette_t \*palette
+
+       -  SPU palette according to section ??.
+
+
+Description
+-----------
+
+This ioctl sets the SPU color palette.
+
+
+Return Value
+------------
+
+On success 0 is returned, on error -1 and the ``errno`` variable is set
+appropriately. The generic error codes are described at the
+:ref:`Generic Error Codes <gen-errors>` chapter.
+
+
+
+.. flat-table::
+    :header-rows:  0
+    :stub-columns: 0
+
+
+    -  .. row 1
+
+       -  ``EINVAL``
+
+       -  input is not a valid palette or driver doesn’t handle SPU.