[media] v4l2: make vidioc_s_crop const

Write-only ioctls should have a const argument in the ioctl op.
Do this conversion for vidioc_s_crop.
Adding const for write-only ioctls was decided during the 2012 Media Workshop.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

26 files changed, 74 insertions, 74 deletions

diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c
index d85be41ffa1d..19f8a07764f9 100644
--- a/drivers/media/i2c/soc_camera/mt9m001.c
+++ b/drivers/media/i2c/soc_camera/mt9m001.c
@@ -171,7 +171,7 @@ static int mt9m001_s_stream(struct v4l2_subdev *sd, int enable)
         return 0;
 }
 
-static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int mt9m001_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct mt9m001 *mt9m001 = to_mt9m001(client);
diff --git a/drivers/media/i2c/soc_camera/mt9m111.c b/drivers/media/i2c/soc_camera/mt9m111.c
index 938c5c390eec..62fd94af599b 100644
--- a/drivers/media/i2c/soc_camera/mt9m111.c
+++ b/drivers/media/i2c/soc_camera/mt9m111.c
@@ -383,7 +383,7 @@ static int mt9m111_reset(struct mt9m111 *mt9m111)
         return ret;
 }
 
-static int mt9m111_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int mt9m111_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct v4l2_rect rect = a->c;
         struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c
index d74607adc585..40800b10a080 100644
--- a/drivers/media/i2c/soc_camera/mt9t031.c
+++ b/drivers/media/i2c/soc_camera/mt9t031.c
@@ -294,7 +294,7 @@ static int mt9t031_set_params(struct i2c_client *client,
         return ret < 0 ? ret : 0;
 }
 
-static int mt9t031_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int mt9t031_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct v4l2_rect rect = a->c;
         struct i2c_client *client = v4l2_get_subdevdata(sd);
diff --git a/drivers/media/i2c/soc_camera/mt9t112.c b/drivers/media/i2c/soc_camera/mt9t112.c
index 9ba428ede516..de7cd836b0a2 100644
--- a/drivers/media/i2c/soc_camera/mt9t112.c
+++ b/drivers/media/i2c/soc_camera/mt9t112.c
@@ -907,11 +907,11 @@ static int mt9t112_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
         return 0;
 }
 
-static int mt9t112_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int mt9t112_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct mt9t112_priv *priv = to_mt9t112(client);
-        struct v4l2_rect *rect = &a->c;
+        const struct v4l2_rect *rect = &a->c;
 
         return mt9t112_set_params(priv, rect, priv->format->code);
 }
diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c
index 350d0d854447..13057b966ee9 100644
--- a/drivers/media/i2c/soc_camera/mt9v022.c
+++ b/drivers/media/i2c/soc_camera/mt9v022.c
@@ -237,7 +237,7 @@ static int mt9v022_s_stream(struct v4l2_subdev *sd, int enable)
         return 0;
 }
 
-static int mt9v022_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int mt9v022_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct mt9v022 *mt9v022 = to_mt9v022(client);
diff --git a/drivers/media/i2c/soc_camera/ov5642.c b/drivers/media/i2c/soc_camera/ov5642.c
index d886c0b9ce44..8577e0cfb7fe 100644
--- a/drivers/media/i2c/soc_camera/ov5642.c
+++ b/drivers/media/i2c/soc_camera/ov5642.c
@@ -865,24 +865,24 @@ static int ov5642_g_chip_ident(struct v4l2_subdev *sd,
         return 0;
 }
 
-static int ov5642_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int ov5642_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct ov5642 *priv = to_ov5642(client);
-        struct v4l2_rect *rect = &a->c;
+        struct v4l2_rect rect = a->c;
         int ret;
 
-        v4l_bound_align_image(&rect->width, 48, OV5642_MAX_WIDTH, 1,
-                              &rect->height, 32, OV5642_MAX_HEIGHT, 1, 0);
+        v4l_bound_align_image(&rect.width, 48, OV5642_MAX_WIDTH, 1,
+                              &rect.height, 32, OV5642_MAX_HEIGHT, 1, 0);
 
-        priv->crop_rect.width   = rect->width;
-        priv->crop_rect.height  = rect->height;
-        priv->total_width       = rect->width + BLANKING_EXTRA_WIDTH;
-        priv->total_height      = max_t(int, rect->height +
+        priv->crop_rect.width   = rect.width;
+        priv->crop_rect.height  = rect.height;
+        priv->total_width       = rect.width + BLANKING_EXTRA_WIDTH;
+        priv->total_height      = max_t(int, rect.height +
                                                         BLANKING_EXTRA_HEIGHT,
                                                         BLANKING_MIN_HEIGHT);
-        priv->crop_rect.width           = rect->width;
-        priv->crop_rect.height          = rect->height;
+        priv->crop_rect.width           = rect.width;
+        priv->crop_rect.height          = rect.height;
 
         ret = ov5642_write_array(client, ov5642_default_regs_init);
         if (!ret)
diff --git a/drivers/media/i2c/soc_camera/ov6650.c b/drivers/media/i2c/soc_camera/ov6650.c
index 65b031f333b7..e87feb0881e3 100644
--- a/drivers/media/i2c/soc_camera/ov6650.c
+++ b/drivers/media/i2c/soc_camera/ov6650.c
@@ -451,42 +451,42 @@ static int ov6650_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
         return 0;
 }
 
-static int ov6650_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int ov6650_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct ov6650 *priv = to_ov6650(client);
-        struct v4l2_rect *rect = &a->c;
+        struct v4l2_rect rect = a->c;
         int ret;
 
         if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
                 return -EINVAL;
 
-        rect->left   = ALIGN(rect->left,   2);
-        rect->width  = ALIGN(rect->width,  2);
-        rect->top    = ALIGN(rect->top,    2);
-        rect->height = ALIGN(rect->height, 2);
-        soc_camera_limit_side(&rect->left, &rect->width,
+        rect.left   = ALIGN(rect.left,   2);
+        rect.width  = ALIGN(rect.width,  2);
+        rect.top    = ALIGN(rect.top,    2);
+        rect.height = ALIGN(rect.height, 2);
+        soc_camera_limit_side(&rect.left, &rect.width,
                         DEF_HSTRT << 1, 2, W_CIF);
-        soc_camera_limit_side(&rect->top, &rect->height,
+        soc_camera_limit_side(&rect.top, &rect.height,
                         DEF_VSTRT << 1, 2, H_CIF);
 
-        ret = ov6650_reg_write(client, REG_HSTRT, rect->left >> 1);
+        ret = ov6650_reg_write(client, REG_HSTRT, rect.left >> 1);
         if (!ret) {
-                priv->rect.left = rect->left;
+                priv->rect.left = rect.left;
                 ret = ov6650_reg_write(client, REG_HSTOP,
-                                (rect->left + rect->width) >> 1);
+                                (rect.left + rect.width) >> 1);
         }
         if (!ret) {
-                priv->rect.width = rect->width;
-                ret = ov6650_reg_write(client, REG_VSTRT, rect->top >> 1);
+                priv->rect.width = rect.width;
+                ret = ov6650_reg_write(client, REG_VSTRT, rect.top >> 1);
         }
         if (!ret) {
-                priv->rect.top = rect->top;
+                priv->rect.top = rect.top;
                 ret = ov6650_reg_write(client, REG_VSTOP,
-                                (rect->top + rect->height) >> 1);
+                                (rect.top + rect.height) >> 1);
         }
         if (!ret)
-                priv->rect.height = rect->height;
+                priv->rect.height = rect.height;
 
         return ret;
 }
diff --git a/drivers/media/i2c/soc_camera/rj54n1cb0c.c b/drivers/media/i2c/soc_camera/rj54n1cb0c.c
index 32226c9024f9..02f0400051d9 100644
--- a/drivers/media/i2c/soc_camera/rj54n1cb0c.c
+++ b/drivers/media/i2c/soc_camera/rj54n1cb0c.c
@@ -536,11 +536,11 @@ static int rj54n1_commit(struct i2c_client *client)
 static int rj54n1_sensor_scale(struct v4l2_subdev *sd, s32 *in_w, s32 *in_h,
                                s32 *out_w, s32 *out_h);
 
-static int rj54n1_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int rj54n1_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct i2c_client *client = v4l2_get_subdevdata(sd);
         struct rj54n1 *rj54n1 = to_rj54n1(client);
-        struct v4l2_rect *rect = &a->c;
+        const struct v4l2_rect *rect = &a->c;
         int dummy = 0, output_w, output_h,
                 input_w = rect->width, input_h = rect->height;
         int ret;
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index a751b6c146fd..b5b1792479d0 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -865,7 +865,7 @@ static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
         return 0;
 }
 
-static int tvp5150_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+static int tvp5150_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 {
         struct v4l2_rect rect = a->c;
         struct tvp5150 *decoder = to_tvp5150(sd);
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index 31b282667463..16f5ca23698c 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -2986,7 +2986,7 @@ static int bttv_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
         return 0;
 }
 
-static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
+static int bttv_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
 {
         struct bttv_fh *fh = f;
         struct bttv *btv = fh->btv;
@@ -3028,17 +3028,17 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
         }
 
         /* Min. scaled size 48 x 32. */
-        c.rect.left = clamp(crop->c.left, b_left, b_right - 48);
+        c.rect.left = clamp_t(s32, crop->c.left, b_left, b_right - 48);
         c.rect.left = min(c.rect.left, (__s32) MAX_HDELAY);
 
-        c.rect.width = clamp(crop->c.width,
+        c.rect.width = clamp_t(s32, crop->c.width,
                              48, b_right - c.rect.left);
 
-        c.rect.top = clamp(crop->c.top, b_top, b_bottom - 32);
+        c.rect.top = clamp_t(s32, crop->c.top, b_top, b_bottom - 32);
         /* Top and height must be a multiple of two. */
         c.rect.top = (c.rect.top + 1) & ~1;
 
-        c.rect.height = clamp(crop->c.height,
+        c.rect.height = clamp_t(s32, crop->c.height,
                               32, b_bottom - c.rect.top);
         c.rect.height = (c.rect.height + 1) & ~1;
 
diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c
index ff315446d4ad..bb5073f72c42 100644
--- a/drivers/media/pci/cx18/cx18-ioctl.c
+++ b/drivers/media/pci/cx18/cx18-ioctl.c
@@ -527,7 +527,7 @@ static int cx18_cropcap(struct file *file, void *fh,
         return 0;
 }
 
-static int cx18_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+static int cx18_s_crop(struct file *file, void *fh, const struct v4l2_crop *crop)
 {
         struct cx18_open_id *id = fh2id(fh);
         struct cx18 *cx = id->cx;
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index b38d4379cc36..0a80245165d0 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -1610,7 +1610,7 @@ int cx25821_vidioc_cropcap(struct file *file, void *priv,
         return 0;
 }
 
-int cx25821_vidioc_s_crop(struct file *file, void *priv, struct v4l2_crop *crop)
+int cx25821_vidioc_s_crop(struct file *file, void *priv, const struct v4l2_crop *crop)
 {
         struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
         struct cx25821_fh *fh = priv;
diff --git a/drivers/media/pci/cx25821/cx25821-video.h b/drivers/media/pci/cx25821/cx25821-video.h
index 9652a5e35ba2..c265e35b37c3 100644
--- a/drivers/media/pci/cx25821/cx25821-video.h
+++ b/drivers/media/pci/cx25821/cx25821-video.h
@@ -177,7 +177,7 @@ extern int cx25821_set_control(struct cx25821_dev *dev,
 extern int cx25821_vidioc_cropcap(struct file *file, void *fh,
                                   struct v4l2_cropcap *cropcap);
 extern int cx25821_vidioc_s_crop(struct file *file, void *priv,
-                                 struct v4l2_crop *crop);
+                                 const struct v4l2_crop *crop);
 extern int cx25821_vidioc_g_crop(struct file *file, void *priv,
                                  struct v4l2_crop *crop);
 
diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c
index d5cbb6177754..ed6dcc7e61bc 100644
--- a/drivers/media/pci/ivtv/ivtv-ioctl.c
+++ b/drivers/media/pci/ivtv/ivtv-ioctl.c
@@ -874,7 +874,7 @@ static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropca
         return 0;
 }
 
-static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+static int ivtv_s_crop(struct file *file, void *fh, const struct v4l2_crop *crop)
 {
         struct ivtv_open_id *id = fh2id(fh);
         struct ivtv *itv = id->itv;
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 135bfd8c28ad..22f8758d047f 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -1953,11 +1953,12 @@ static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
         return 0;
 }
 
-static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
+static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
 {
         struct saa7134_fh *fh = f;
         struct saa7134_dev *dev = fh->dev;
         struct v4l2_rect *b = &dev->crop_bounds;
+        struct v4l2_rect *c = &dev->crop_current;
 
         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
@@ -1972,21 +1973,20 @@ static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
         if (res_locked(fh->dev, RESOURCE_VIDEO))
                 return -EBUSY;
 
-        if (crop->c.top < b->top)
-                crop->c.top = b->top;
-        if (crop->c.top > b->top + b->height)
-                crop->c.top = b->top + b->height;
-        if (crop->c.height > b->top - crop->c.top + b->height)
-                crop->c.height = b->top - crop->c.top + b->height;
-
-        if (crop->c.left < b->left)
-                crop->c.left = b->left;
-        if (crop->c.left > b->left + b->width)
-                crop->c.left = b->left + b->width;
-        if (crop->c.width > b->left - crop->c.left + b->width)
-                crop->c.width = b->left - crop->c.left + b->width;
-
-        dev->crop_current = crop->c;
+        *c = crop->c;
+        if (c->top < b->top)
+                c->top = b->top;
+        if (c->top > b->top + b->height)
+                c->top = b->top + b->height;
+        if (c->height > b->top - c->top + b->height)
+                c->height = b->top - c->top + b->height;
+
+        if (c->left < b->left)
+                c->left = b->left;
+        if (c->left > b->left + b->width)
+                c->left = b->left + b->width;
+        if (c->width > b->left - c->left + b->width)
+                c->width = b->left - c->left + b->width;
         return 0;
 }
 
diff --git a/drivers/media/pci/zoran/zoran_driver.c b/drivers/media/pci/zoran/zoran_driver.c
index 9ecd7d711f27..53f12c7466b0 100644
--- a/drivers/media/pci/zoran/zoran_driver.c
+++ b/drivers/media/pci/zoran/zoran_driver.c
@@ -2598,7 +2598,7 @@ gcrop_unlock_and_return:
         return res;
 }
 
-static int zoran_s_crop(struct file *file, void *__fh, struct v4l2_crop *crop)
+static int zoran_s_crop(struct file *file, void *__fh, const struct v4l2_crop *crop)
 {
         struct zoran_fh *fh = __fh;
         struct zoran *zr = fh->zr;
diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c
index 9a05c817462c..e712d6734ac8 100644
--- a/drivers/media/platform/davinci/vpbe_display.c
+++ b/drivers/media/platform/davinci/vpbe_display.c
@@ -629,7 +629,7 @@ static int vpbe_display_querycap(struct file *file, void  *priv,
 }
 
 static int vpbe_display_s_crop(struct file *file, void *priv,
-                             struct v4l2_crop *crop)
+                             const struct v4l2_crop *crop)
 {
         struct vpbe_fh *fh = file->private_data;
         struct vpbe_layer *layer = fh->layer;
diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c
index f99198cebd35..48052cbffc2b 100644
--- a/drivers/media/platform/davinci/vpfe_capture.c
+++ b/drivers/media/platform/davinci/vpfe_capture.c
@@ -1666,7 +1666,7 @@ static int vpfe_g_crop(struct file *file, void *priv,
 }
 
 static int vpfe_s_crop(struct file *file, void *priv,
-                             struct v4l2_crop *crop)
+                             const struct v4l2_crop *crop)
 {
         struct vpfe_device *vpfe_dev = video_drvdata(file);
         int ret = 0;
diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c
index 92845f835607..36c3be85649d 100644
--- a/drivers/media/platform/omap/omap_vout.c
+++ b/drivers/media/platform/omap/omap_vout.c
@@ -1291,7 +1291,7 @@ static int vidioc_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
         return 0;
 }
 
-static int vidioc_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+static int vidioc_s_crop(struct file *file, void *fh, const struct v4l2_crop *crop)
 {
         int ret = -EINVAL;
         struct omap_vout_device *vout = fh;
diff --git a/drivers/media/platform/s5p-fimc/fimc-m2m.c b/drivers/media/platform/s5p-fimc/fimc-m2m.c
index ab4c15acdc4c..c67e53bfa43a 100644
--- a/drivers/media/platform/s5p-fimc/fimc-m2m.c
+++ b/drivers/media/platform/s5p-fimc/fimc-m2m.c
@@ -551,7 +551,7 @@ static int fimc_m2m_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr)
         return 0;
 }
 
-static int fimc_m2m_s_crop(struct file *file, void *fh, struct v4l2_crop *cr)
+static int fimc_m2m_s_crop(struct file *file, void *fh, const struct v4l2_crop *cr)
 {
         struct fimc_ctx *ctx = fh_to_ctx(fh);
         struct fimc_dev *fimc = ctx->fimc_dev;
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c
index 30195ef5a803..69c9f22ee52a 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -526,7 +526,7 @@ static int vidioc_try_crop(struct file *file, void *prv, struct v4l2_crop *cr)
         return 0;
 }
 
-static int vidioc_s_crop(struct file *file, void *prv, struct v4l2_crop *cr)
+static int vidioc_s_crop(struct file *file, void *prv, const struct v4l2_crop *cr)
 {
         struct g2d_ctx *ctx = prv;
         struct g2d_frame *f;
diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c
index 9f62fd89ab57..00cd52c61fe0 100644
--- a/drivers/media/platform/sh_vou.c
+++ b/drivers/media/platform/sh_vou.c
@@ -933,7 +933,7 @@ static int sh_vou_g_crop(struct file *file, void *fh, struct v4l2_crop *a)
 }
 
 /* Assume a dull encoder, do all the work ourselves. */
-static int sh_vou_s_crop(struct file *file, void *fh, struct v4l2_crop *a)
+static int sh_vou_s_crop(struct file *file, void *fh, const struct v4l2_crop *a)
 {
         struct video_device *vdev = video_devdata(file);
         struct sh_vou_device *vou_dev = video_get_drvdata(vdev);
diff --git a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
index 0baaf94db7e0..0a24253dcda2 100644
--- a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
+++ b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
@@ -1263,7 +1263,7 @@ static void update_subrect(struct sh_mobile_ceu_cam *cam)
  * 3. if (2) failed, try to request the maximum image
  */
 static int client_s_crop(struct soc_camera_device *icd, struct v4l2_crop *crop,
-                         struct v4l2_crop *cam_crop)
+                         const struct v4l2_crop *cam_crop)
 {
         struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
         struct v4l2_rect *rect = &crop->c, *cam_rect = &cam_crop->c;
@@ -1517,7 +1517,7 @@ static int client_scale(struct soc_camera_device *icd,
  * scaling and cropping algorithms and for the meaning of referenced here steps.
  */
 static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
-                                  struct v4l2_crop *a)
+                                  const struct v4l2_crop *a)
 {
         struct v4l2_rect *rect = &a->c;
         struct device *dev = icd->parent;
diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c
index 10b57f8e7ec8..f6b1c1f87761 100644
--- a/drivers/media/platform/soc_camera/soc_camera.c
+++ b/drivers/media/platform/soc_camera/soc_camera.c
@@ -888,11 +888,11 @@ static int soc_camera_g_crop(struct file *file, void *fh,
  * retrieve it.
  */
 static int soc_camera_s_crop(struct file *file, void *fh,
-                             struct v4l2_crop *a)
+                             const struct v4l2_crop *a)
 {
         struct soc_camera_device *icd = file->private_data;
         struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
-        struct v4l2_rect *rect = &a->c;
+        const struct v4l2_rect *rect = &a->c;
         struct v4l2_crop current_crop;
         int ret;
 
@@ -1289,7 +1289,7 @@ static int default_g_crop(struct soc_camera_device *icd, struct v4l2_crop *a)
         return v4l2_subdev_call(sd, video, g_crop, a);
 }
 
-static int default_s_crop(struct soc_camera_device *icd, struct v4l2_crop *a)
+static int default_s_crop(struct soc_camera_device *icd, const struct v4l2_crop *a)
 {
         struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
         return v4l2_subdev_call(sd, video, s_crop, a);
diff --git a/drivers/media/platform/vino.c b/drivers/media/platform/vino.c
index aae1720b2f2d..790d96cffeea 100644
--- a/drivers/media/platform/vino.c
+++ b/drivers/media/platform/vino.c
@@ -3284,7 +3284,7 @@ static int vino_g_crop(struct file *file, void *__fh,
 }
 
 static int vino_s_crop(struct file *file, void *__fh,
-                            struct v4l2_crop *c)
+                            const struct v4l2_crop *c)
 {
         struct vino_channel_settings *vcs = video_drvdata(file);
         unsigned long flags;
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index 7a445b0e725e..db249cad3cd9 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
@@ -760,7 +760,7 @@ static int pvr2_g_crop(struct file *file, void *priv, struct v4l2_crop *crop)
         return 0;
 }
 
-static int pvr2_s_crop(struct file *file, void *priv, struct v4l2_crop *crop)
+static int pvr2_s_crop(struct file *file, void *priv, const struct v4l2_crop *crop)
 {
         struct pvr2_v4l2_fh *fh = file->private_data;
         struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;