usb: gadget: uvc: rename functions to avoid conflicts with host uvc

Prepare for separate compilation of uvc function's components.
Some symbols will have to be exported, so rename to avoid
conflicts with functions of the same name in host uvc.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Tested-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
[Rename uvc_video_pump and uvc_queue_head as well]
[Rename forgotten uvc_queue_cancel instance in a comment]
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 13 insertions, 13 deletions

diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c
index 14c3a3734b95..c85730eb36dd 100644
--- a/drivers/usb/gadget/function/uvc_v4l2.c
+++ b/drivers/usb/gadget/function/uvc_v4l2.c
@@ -149,7 +149,7 @@ uvc_v4l2_reqbufs(struct file *file, void *fh, struct v4l2_requestbuffers *b)
         if (b->type != video->queue.queue.type)
                 return -EINVAL;
 
-        return uvc_alloc_buffers(&video->queue, b);
+        return uvcg_alloc_buffers(&video->queue, b);
 }
 
 static int
@@ -159,7 +159,7 @@ uvc_v4l2_querybuf(struct file *file, void *fh, struct v4l2_buffer *b)
         struct uvc_device *uvc = video_get_drvdata(vdev);
         struct uvc_video *video = &uvc->video;
 
-        return uvc_query_buffer(&video->queue, b);
+        return uvcg_query_buffer(&video->queue, b);
 }
 
 static int
@@ -170,11 +170,11 @@ uvc_v4l2_qbuf(struct file *file, void *fh, struct v4l2_buffer *b)
         struct uvc_video *video = &uvc->video;
         int ret;
 
-        ret = uvc_queue_buffer(&video->queue, b);
+        ret = uvcg_queue_buffer(&video->queue, b);
         if (ret < 0)
                 return ret;
 
-        return uvc_video_pump(video);
+        return uvcg_video_pump(video);
 }
 
 static int
@@ -184,7 +184,7 @@ uvc_v4l2_dqbuf(struct file *file, void *fh, struct v4l2_buffer *b)
         struct uvc_device *uvc = video_get_drvdata(vdev);
         struct uvc_video *video = &uvc->video;
 
-        return uvc_dequeue_buffer(&video->queue, b, file->f_flags & O_NONBLOCK);
+        return uvcg_dequeue_buffer(&video->queue, b, file->f_flags & O_NONBLOCK);
 }
 
 static int
@@ -199,7 +199,7 @@ uvc_v4l2_streamon(struct file *file, void *fh, enum v4l2_buf_type type)
                 return -EINVAL;
 
         /* Enable UVC video. */
-        ret = uvc_video_enable(video, 1);
+        ret = uvcg_video_enable(video, 1);
         if (ret < 0)
                 return ret;
 
@@ -223,7 +223,7 @@ uvc_v4l2_streamoff(struct file *file, void *fh, enum v4l2_buf_type type)
         if (type != video->queue.queue.type)
                 return -EINVAL;
 
-        return uvc_video_enable(video, 0);
+        return uvcg_video_enable(video, 0);
 }
 
 static int
@@ -309,8 +309,8 @@ uvc_v4l2_release(struct file *file)
 
         uvc_function_disconnect(uvc);
 
-        uvc_video_enable(video, 0);
-        uvc_free_buffers(&video->queue);
+        uvcg_video_enable(video, 0);
+        uvcg_free_buffers(&video->queue);
 
         file->private_data = NULL;
         v4l2_fh_del(&handle->vfh);
@@ -326,7 +326,7 @@ uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
         struct video_device *vdev = video_devdata(file);
         struct uvc_device *uvc = video_get_drvdata(vdev);
 
-        return uvc_queue_mmap(&uvc->video.queue, vma);
+        return uvcg_queue_mmap(&uvc->video.queue, vma);
 }
 
 static unsigned int
@@ -335,7 +335,7 @@ uvc_v4l2_poll(struct file *file, poll_table *wait)
         struct video_device *vdev = video_devdata(file);
         struct uvc_device *uvc = video_get_drvdata(vdev);
 
-        return uvc_queue_poll(&uvc->video.queue, file, wait);
+        return uvcg_queue_poll(&uvc->video.queue, file, wait);
 }
 
 #ifndef CONFIG_MMU
@@ -346,7 +346,7 @@ static unsigned long uvc_v4l2_get_unmapped_area(struct file *file,
         struct video_device *vdev = video_devdata(file);
         struct uvc_device *uvc = video_get_drvdata(vdev);
 
-        return uvc_queue_get_unmapped_area(&uvc->video.queue, pgoff);
+        return uvcg_queue_get_unmapped_area(&uvc->video.queue, pgoff);
 }
 #endif
 
@@ -358,7 +358,7 @@ static struct v4l2_file_operations uvc_v4l2_fops = {
         .mmap           = uvc_v4l2_mmap,
         .poll           = uvc_v4l2_poll,
 #ifndef CONFIG_MMU
-        .get_unmapped_area = uvc_v4l2_get_unmapped_area,
+        .get_unmapped_area = uvcg_v4l2_get_unmapped_area,
 #endif
 };