media: ipu3-imgu: VIDIOC_QUERYCAP: Fix bus_info

bus_info field had a different value for the media entity and the video
device.

Fixes v4l2-compliance:

v4l2-compliance.cpp(637): media bus_info 'PCI:0000:00:05.0' differs from
			  V4L2 bus_info 'PCI:viewfinder'

Reviewed-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
index 69ef820..0473457 100644 (file)
--- a/drivers/staging/media/ipu3/ipu3-v4l2.c
+++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
@@ -592,11 +592,12 @@ static const struct imgu_fmt *find_format(struct v4l2_format *f, u32 type)
 static int imgu_vidioc_querycap(struct file *file, void *fh,
                                struct v4l2_capability *cap)
 {
-       struct imgu_video_device *node = file_to_intel_imgu_node(file);
+       struct imgu_device *imgu = video_drvdata(file);
 
        strscpy(cap->driver, IMGU_NAME, sizeof(cap->driver));
        strscpy(cap->card, IMGU_NAME, sizeof(cap->card));
-       snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", node->name);
+       snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
+                pci_name(imgu->pci_dev));
 
        return 0;
 }