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media: dvb: get rid of VIDEO_SET_SPU_PALETTE

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No upstream drivers use it. It doesn't make any sense to have
a compat32 code for something that nobody uses upstream.

Reported-by: Alexander Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2018-05-28 10:32:41 -04:00
parent e5225c820c
commit d0dd962d8a
6 changed files with 0 additions and 139 deletions
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82
Documentation/media/uapi/dvb/video-set-spu-palette.rst
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@ -1,82 +0,0 @@
.. -*- coding: utf-8; mode: rst -*-
.. _VIDEO_SET_SPU_PALETTE:
=====================
VIDEO_SET_SPU_PALETTE
=====================
Name
----
VIDEO_SET_SPU_PALETTE
.. attention:: This ioctl is deprecated.
Synopsis
--------
.. c:function:: int ioctl(fd, VIDEO_SET_SPU_PALETTE, struct video_spu_palette *palette )
:name: VIDEO_SET_SPU_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.
.. c:type:: video_spu_palette
.. code-block::c
typedef struct video_spu_palette { /* SPU Palette information */
int length;
__u8 __user *palette;
} video_spu_palette_t;
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.

1
Documentation/media/uapi/dvb/video_function_calls.rst
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@ -38,6 +38,5 @@ Video Function Calls
video-set-system
video-set-highlight
video-set-spu
video-set-spu-palette
video-get-navi
video-set-attributes

18
Documentation/media/uapi/dvb/video_types.rst
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@ -320,24 +320,6 @@ to the following format:
} video_spu_t;
.. c:type:: video_spu_palette
struct video_spu_palette
========================
The following structure is used to set the SPU palette by calling
VIDEO_SPU_PALETTE:
.. code-block:: c
typedef
struct video_spu_palette {
int length;
uint8_t *palette;
} video_spu_palette_t;
.. c:type:: video_navi_pack
struct video_navi_pack

1
Documentation/media/video.h.rst.exceptions
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@ -36,5 +36,4 @@ replace typedef video_stream_source_t :c:type:`video_stream_source`
replace typedef video_play_state_t :c:type:`video_play_state`
replace typedef video_highlight_t :c:type:`video_highlight`
replace typedef video_spu_t :c:type:`video_spu`
replace typedef video_spu_palette_t :c:type:`video_spu_palette`
replace typedef video_navi_pack_t :c:type:`video_navi_pack`

30
fs/compat_ioctl.c
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@ -198,34 +198,6 @@ static int do_video_stillpicture(struct file *file,
return err;
}
struct compat_video_spu_palette {
int length;
compat_uptr_t palette;
};
static int do_video_set_spu_palette(struct file *file,
unsigned int cmd, struct compat_video_spu_palette __user *up)
{
struct video_spu_palette __user *up_native;
compat_uptr_t palp;
int length, err;
err = get_user(palp, &up->palette);
err |= get_user(length, &up->length);
if (err)
return -EFAULT;
up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
err = put_user(compat_ptr(palp), &up_native->palette);
err |= put_user(length, &up_native->length);
if (err)
return -EFAULT;
err = do_ioctl(file, cmd, (unsigned long) up_native);
return err;
}
#ifdef CONFIG_BLOCK
typedef struct sg_io_hdr32 {
compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
@ -1347,8 +1319,6 @@ static long do_ioctl_trans(unsigned int cmd,
return do_video_get_event(file, cmd, argp);
case VIDEO_STILLPICTURE:
return do_video_stillpicture(file, cmd, argp);
case VIDEO_SET_SPU_PALETTE:
return do_video_set_spu_palette(file, cmd, argp);
}
/*

7
include/uapi/linux/dvb/video.h
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@ -186,12 +186,6 @@ typedef struct video_spu {
} video_spu_t;
typedef struct video_spu_palette { /* SPU Palette information */
int length;
__u8 __user *palette;
} video_spu_palette_t;
typedef struct video_navi_pack {
int length; /* 0 ... 1024 */
__u8 data[1024];
@ -248,7 +242,6 @@ typedef __u16 video_attributes_t;
#define VIDEO_SET_SYSTEM _IO('o', 38)
#define VIDEO_SET_HIGHLIGHT _IOW('o', 39, video_highlight_t)
#define VIDEO_SET_SPU _IOW('o', 50, video_spu_t)
#define VIDEO_SET_SPU_PALETTE _IOW('o', 51, video_spu_palette_t)
#define VIDEO_GET_NAVI _IOR('o', 52, video_navi_pack_t)
#define VIDEO_SET_ATTRIBUTES _IO('o', 53)
#define VIDEO_GET_SIZE _IOR('o', 55, video_size_t)