diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-03-24 08:28:46 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-24 08:47:01 -0300 |
| commit | 977ba3b1b73f24fae2d0c8bd59d7a4696f1e0ccc (patch) | |
| tree | 8a30d06717aacc154e851868c40e2596c3a572be /drivers/media/pci/cx23885 | |
| parent | b5656e8b7363c4e248e6372dc34828d3dfb17832 (diff) | |
[media] v4l2: add const to argument of write-only s_register ioctl
This ioctl is defined as IOW, so pass the argument as const.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/pci/cx23885')
| -rw-r--r-- | drivers/media/pci/cx23885/cx23885-ioctl.c | 9 | ||||
| -rw-r--r-- | drivers/media/pci/cx23885/cx23885-ioctl.h | 2 | ||||
| -rw-r--r-- | drivers/media/pci/cx23885/cx23888-ir.c | 2 |
3 files changed, 5 insertions, 8 deletions
diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.c b/drivers/media/pci/cx23885/cx23885-ioctl.c index ea9a614f3bbf..acdb6d58db58 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.c +++ b/drivers/media/pci/cx23885/cx23885-ioctl.c @@ -158,18 +158,17 @@ int cx23885_g_register(struct file *file, void *fh, } static int cx23885_s_host_register(struct cx23885_dev *dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) return -EINVAL; - reg->size = 4; cx_write(reg->reg, reg->val); return 0; } static int cx23417_s_register(struct cx23885_dev *dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { if (dev->v4l_device == NULL) return -EINVAL; @@ -179,13 +178,11 @@ static int cx23417_s_register(struct cx23885_dev *dev, if (mc417_register_write(dev, (u16) reg->reg, (u32) reg->val)) return -EINVAL; /* V4L2 spec, but -EREMOTEIO really */ - - reg->size = 4; return 0; } int cx23885_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.h b/drivers/media/pci/cx23885/cx23885-ioctl.h index 315be0ca5a04..a6080964a9ee 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.h +++ b/drivers/media/pci/cx23885/cx23885-ioctl.h @@ -33,7 +33,7 @@ int cx23885_g_register(struct file *file, void *fh, int cx23885_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg); + const struct v4l2_dbg_register *reg); #endif #endif diff --git a/drivers/media/pci/cx23885/cx23888-ir.c b/drivers/media/pci/cx23885/cx23888-ir.c index d51eed051d59..fa672fe41079 100644 --- a/drivers/media/pci/cx23885/cx23888-ir.c +++ b/drivers/media/pci/cx23885/cx23888-ir.c @@ -1124,7 +1124,7 @@ static int cx23888_ir_g_register(struct v4l2_subdev *sd, } static int cx23888_ir_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx23888_ir_state *state = to_state(sd); u32 addr = CX23888_IR_REG_BASE + (u32) reg->reg; |