diff options
Diffstat (limited to 'drivers/media/video/compat_ioctl32.c')
-rw-r--r-- | drivers/media/video/compat_ioctl32.c | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/drivers/media/video/compat_ioctl32.c b/drivers/media/video/compat_ioctl32.c index 353d02b67c33..b69ee1194815 100644 --- a/drivers/media/video/compat_ioctl32.c +++ b/drivers/media/video/compat_ioctl32.c | |||
@@ -21,7 +21,7 @@ | |||
21 | 21 | ||
22 | #ifdef CONFIG_COMPAT | 22 | #ifdef CONFIG_COMPAT |
23 | 23 | ||
24 | 24 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | |
25 | struct video_tuner32 { | 25 | struct video_tuner32 { |
26 | compat_int_t tuner; | 26 | compat_int_t tuner; |
27 | char name[32]; | 27 | char name[32]; |
@@ -107,6 +107,7 @@ struct video_window32 { | |||
107 | compat_caddr_t clips; | 107 | compat_caddr_t clips; |
108 | compat_int_t clipcount; | 108 | compat_int_t clipcount; |
109 | }; | 109 | }; |
110 | #endif | ||
110 | 111 | ||
111 | static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | 112 | static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
112 | { | 113 | { |
@@ -124,6 +125,7 @@ static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | |||
124 | } | 125 | } |
125 | 126 | ||
126 | 127 | ||
128 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
127 | /* You get back everything except the clips... */ | 129 | /* You get back everything except the clips... */ |
128 | static int put_video_window32(struct video_window *kp, struct video_window32 __user *up) | 130 | static int put_video_window32(struct video_window *kp, struct video_window32 __user *up) |
129 | { | 131 | { |
@@ -138,6 +140,7 @@ static int put_video_window32(struct video_window *kp, struct video_window32 __u | |||
138 | return -EFAULT; | 140 | return -EFAULT; |
139 | return 0; | 141 | return 0; |
140 | } | 142 | } |
143 | #endif | ||
141 | 144 | ||
142 | struct v4l2_clip32 | 145 | struct v4l2_clip32 |
143 | { | 146 | { |
@@ -490,6 +493,24 @@ static inline int put_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user | |||
490 | return 0; | 493 | return 0; |
491 | } | 494 | } |
492 | 495 | ||
496 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
497 | struct video_code32 | ||
498 | { | ||
499 | char loadwhat[16]; /* name or tag of file being passed */ | ||
500 | compat_int_t datasize; | ||
501 | unsigned char *data; | ||
502 | }; | ||
503 | |||
504 | static inline int microcode32(struct video_code *kp, struct video_code32 __user *up) | ||
505 | { | ||
506 | if(!access_ok(VERIFY_READ, up, sizeof(struct video_code32)) || | ||
507 | copy_from_user(kp->loadwhat, up->loadwhat, sizeof (up->loadwhat)) || | ||
508 | get_user(kp->datasize, &up->datasize) || | ||
509 | copy_from_user(kp->data, up->data, up->datasize)) | ||
510 | return -EFAULT; | ||
511 | return 0; | ||
512 | } | ||
513 | |||
493 | #define VIDIOCGTUNER32 _IOWR('v',4, struct video_tuner32) | 514 | #define VIDIOCGTUNER32 _IOWR('v',4, struct video_tuner32) |
494 | #define VIDIOCSTUNER32 _IOW('v',5, struct video_tuner32) | 515 | #define VIDIOCSTUNER32 _IOW('v',5, struct video_tuner32) |
495 | #define VIDIOCGWIN32 _IOR('v',9, struct video_window32) | 516 | #define VIDIOCGWIN32 _IOR('v',9, struct video_window32) |
@@ -498,6 +519,9 @@ static inline int put_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user | |||
498 | #define VIDIOCSFBUF32 _IOW('v',12, struct video_buffer32) | 519 | #define VIDIOCSFBUF32 _IOW('v',12, struct video_buffer32) |
499 | #define VIDIOCGFREQ32 _IOR('v',14, u32) | 520 | #define VIDIOCGFREQ32 _IOR('v',14, u32) |
500 | #define VIDIOCSFREQ32 _IOW('v',15, u32) | 521 | #define VIDIOCSFREQ32 _IOW('v',15, u32) |
522 | #define VIDIOCSMICROCODE32 _IOW('v',27, struct video_code32) | ||
523 | |||
524 | #endif | ||
501 | 525 | ||
502 | /* VIDIOC_ENUMINPUT32 is VIDIOC_ENUMINPUT minus 4 bytes of padding alignement */ | 526 | /* VIDIOC_ENUMINPUT32 is VIDIOC_ENUMINPUT minus 4 bytes of padding alignement */ |
503 | #define VIDIOC_ENUMINPUT32 VIDIOC_ENUMINPUT - _IOC(0, 0, 0, 4) | 527 | #define VIDIOC_ENUMINPUT32 VIDIOC_ENUMINPUT - _IOC(0, 0, 0, 4) |
@@ -519,6 +543,7 @@ static inline int put_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user | |||
519 | #define VIDIOC_S_INPUT32 _IOWR ('V', 39, compat_int_t) | 543 | #define VIDIOC_S_INPUT32 _IOWR ('V', 39, compat_int_t) |
520 | #define VIDIOC_TRY_FMT32 _IOWR ('V', 64, struct v4l2_format32) | 544 | #define VIDIOC_TRY_FMT32 _IOWR ('V', 64, struct v4l2_format32) |
521 | 545 | ||
546 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
522 | enum { | 547 | enum { |
523 | MaxClips = (~0U-sizeof(struct video_window))/sizeof(struct video_clip) | 548 | MaxClips = (~0U-sizeof(struct video_window))/sizeof(struct video_clip) |
524 | }; | 549 | }; |
@@ -583,13 +608,17 @@ static int do_set_window(struct file *file, unsigned int cmd, unsigned long arg) | |||
583 | 608 | ||
584 | return native_ioctl(file, VIDIOCSWIN, (unsigned long)vw); | 609 | return native_ioctl(file, VIDIOCSWIN, (unsigned long)vw); |
585 | } | 610 | } |
611 | #endif | ||
586 | 612 | ||
587 | static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | 613 | static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
588 | { | 614 | { |
589 | union { | 615 | union { |
616 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
590 | struct video_tuner vt; | 617 | struct video_tuner vt; |
591 | struct video_buffer vb; | 618 | struct video_buffer vb; |
592 | struct video_window vw; | 619 | struct video_window vw; |
620 | struct video_code vc; | ||
621 | #endif | ||
593 | struct v4l2_format v2f; | 622 | struct v4l2_format v2f; |
594 | struct v4l2_buffer v2b; | 623 | struct v4l2_buffer v2b; |
595 | struct v4l2_framebuffer v2fb; | 624 | struct v4l2_framebuffer v2fb; |
@@ -605,6 +634,7 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
605 | 634 | ||
606 | /* First, convert the command. */ | 635 | /* First, convert the command. */ |
607 | switch(cmd) { | 636 | switch(cmd) { |
637 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
608 | case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break; | 638 | case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break; |
609 | case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break; | 639 | case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break; |
610 | case VIDIOCGWIN32: cmd = VIDIOCGWIN; break; | 640 | case VIDIOCGWIN32: cmd = VIDIOCGWIN; break; |
@@ -612,6 +642,8 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
612 | case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break; | 642 | case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break; |
613 | case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break; | 643 | case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break; |
614 | case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break; | 644 | case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break; |
645 | case VIDIOCSMICROCODE32: cmd = VIDIOCSMICROCODE; break; | ||
646 | #endif | ||
615 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; | 647 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; |
616 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; | 648 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; |
617 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; | 649 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; |
@@ -631,6 +663,7 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
631 | }; | 663 | }; |
632 | 664 | ||
633 | switch(cmd) { | 665 | switch(cmd) { |
666 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
634 | case VIDIOCSTUNER: | 667 | case VIDIOCSTUNER: |
635 | case VIDIOCGTUNER: | 668 | case VIDIOCGTUNER: |
636 | err = get_video_tuner32(&karg.vt, up); | 669 | err = get_video_tuner32(&karg.vt, up); |
@@ -644,6 +677,7 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
644 | break; | 677 | break; |
645 | 678 | ||
646 | case VIDIOCSFREQ: | 679 | case VIDIOCSFREQ: |
680 | #endif | ||
647 | case VIDIOC_S_INPUT: | 681 | case VIDIOC_S_INPUT: |
648 | case VIDIOC_OVERLAY: | 682 | case VIDIOC_OVERLAY: |
649 | case VIDIOC_STREAMON: | 683 | case VIDIOC_STREAMON: |
@@ -697,14 +731,21 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
697 | compatible_arg = 0; | 731 | compatible_arg = 0; |
698 | break; | 732 | break; |
699 | 733 | ||
734 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
700 | case VIDIOCGWIN: | 735 | case VIDIOCGWIN: |
701 | case VIDIOCGFBUF: | 736 | case VIDIOCGFBUF: |
702 | case VIDIOCGFREQ: | 737 | case VIDIOCGFREQ: |
738 | #endif | ||
703 | case VIDIOC_G_FBUF: | 739 | case VIDIOC_G_FBUF: |
704 | case VIDIOC_G_INPUT: | 740 | case VIDIOC_G_INPUT: |
705 | compatible_arg = 0; | 741 | compatible_arg = 0; |
742 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
743 | case VIDIOCSMICROCODE: | ||
744 | err = microcode32(&karg.vc, up); | ||
745 | compatible_arg = 0; | ||
746 | break; | ||
747 | #endif | ||
706 | }; | 748 | }; |
707 | |||
708 | if(err) | 749 | if(err) |
709 | goto out; | 750 | goto out; |
710 | 751 | ||
@@ -719,6 +760,7 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
719 | } | 760 | } |
720 | if(err == 0) { | 761 | if(err == 0) { |
721 | switch(cmd) { | 762 | switch(cmd) { |
763 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
722 | case VIDIOCGTUNER: | 764 | case VIDIOCGTUNER: |
723 | err = put_video_tuner32(&karg.vt, up); | 765 | err = put_video_tuner32(&karg.vt, up); |
724 | break; | 766 | break; |
@@ -730,7 +772,7 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
730 | case VIDIOCGFBUF: | 772 | case VIDIOCGFBUF: |
731 | err = put_video_buffer32(&karg.vb, up); | 773 | err = put_video_buffer32(&karg.vb, up); |
732 | break; | 774 | break; |
733 | 775 | #endif | |
734 | case VIDIOC_G_FBUF: | 776 | case VIDIOC_G_FBUF: |
735 | err = put_v4l2_framebuffer32(&karg.v2fb, up); | 777 | err = put_v4l2_framebuffer32(&karg.v2fb, up); |
736 | break; | 778 | break; |
@@ -768,7 +810,9 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
768 | err = put_v4l2_input32(&karg.v2i, up); | 810 | err = put_v4l2_input32(&karg.v2i, up); |
769 | break; | 811 | break; |
770 | 812 | ||
813 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
771 | case VIDIOCGFREQ: | 814 | case VIDIOCGFREQ: |
815 | #endif | ||
772 | case VIDIOC_G_INPUT: | 816 | case VIDIOC_G_INPUT: |
773 | err = put_user(((u32)karg.vx), (u32 __user *)up); | 817 | err = put_user(((u32)karg.vx), (u32 __user *)up); |
774 | break; | 818 | break; |
@@ -786,6 +830,7 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
786 | return ret; | 830 | return ret; |
787 | 831 | ||
788 | switch (cmd) { | 832 | switch (cmd) { |
833 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
789 | case VIDIOCSWIN32: | 834 | case VIDIOCSWIN32: |
790 | ret = do_set_window(file, cmd, arg); | 835 | ret = do_set_window(file, cmd, arg); |
791 | break; | 836 | break; |
@@ -796,6 +841,7 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
796 | case VIDIOCSFBUF32: | 841 | case VIDIOCSFBUF32: |
797 | case VIDIOCGFREQ32: | 842 | case VIDIOCGFREQ32: |
798 | case VIDIOCSFREQ32: | 843 | case VIDIOCSFREQ32: |
844 | #endif | ||
799 | case VIDIOC_QUERYCAP: | 845 | case VIDIOC_QUERYCAP: |
800 | case VIDIOC_ENUM_FMT: | 846 | case VIDIOC_ENUM_FMT: |
801 | case VIDIOC_G_FMT32: | 847 | case VIDIOC_G_FMT32: |
@@ -827,6 +873,7 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
827 | ret = do_video_ioctl(file, cmd, arg); | 873 | ret = do_video_ioctl(file, cmd, arg); |
828 | break; | 874 | break; |
829 | 875 | ||
876 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
830 | /* Little v, the video4linux ioctls (conflict?) */ | 877 | /* Little v, the video4linux ioctls (conflict?) */ |
831 | case VIDIOCGCAP: | 878 | case VIDIOCGCAP: |
832 | case VIDIOCGCHAN: | 879 | case VIDIOCGCHAN: |
@@ -855,6 +902,7 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
855 | case _IOR('v' , BASE_VIDIOCPRIVATE+7, int): | 902 | case _IOR('v' , BASE_VIDIOCPRIVATE+7, int): |
856 | ret = native_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); | 903 | ret = native_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); |
857 | break; | 904 | break; |
905 | #endif | ||
858 | default: | 906 | default: |
859 | v4l_print_ioctl("compat_ioctl32", cmd); | 907 | v4l_print_ioctl("compat_ioctl32", cmd); |
860 | } | 908 | } |