v4l2: fix build with recent kernels, the v4l2_buffer input field was removed

This was unused apparently and removed in the kernel in commit:

 From 2b719d7baf490e24ce7d817c6337b7c87fda84c1 Mon Sep 17 00:00:00 2001
 From: Sakari Ailus <sakari.ailus@iki.fi>
 Date: Wed, 2 May 2012 09:40:03 -0300
 Subject: [PATCH] [media] v4l: drop v4l2_buffer.input and V4L2_BUF_FLAG_INPUT

 Remove input field in struct v4l2_buffer and flag V4L2_BUF_FLAG_INPUT which
 tells the former is valid. The flag is used by no driver currently.

https://bugzilla.gnome.org/show_bug.cgi?id=681491

Conflicts:
	sys/v4l2/gstv4l2bufferpool.c

diff --git a/sys/v4l2/gstv4l2bufferpool.c b/sys/v4l2/gstv4l2bufferpool.c
index d040d9d..897231d 100644 (file)
--- a/sys/v4l2/gstv4l2bufferpool.c
+++ b/sys/v4l2/gstv4l2bufferpool.c
@@ -175,7 +175,6 @@ gst_v4l2_buffer_pool_alloc_buffer (GstBufferPool * bpool, GstBuffer ** buffer,
       if (meta->vbuffer.memory == V4L2_MEMORY_MMAP)
         GST_LOG_OBJECT (pool, "  MMAP offset:  %u", meta->vbuffer.m.offset);
       GST_LOG_OBJECT (pool, "  length:    %u", meta->vbuffer.length);
-      GST_LOG_OBJECT (pool, "  input:     %u", meta->vbuffer.input);
 
       meta->mem = v4l2_mmap (0, meta->vbuffer.length,
           PROT_READ | PROT_WRITE, MAP_SHARED, pool->video_fd,