diff options
| author | Mike Isely <isely@pobox.com> | 2009-03-07 00:28:28 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 12:43:35 -0300 |
| commit | 858f910e869d1300c1ab0cadbe9908322f8bfb78 (patch) | |
| tree | d59266af0b4e5ad586c91a37faa49903cb876c73 /drivers/media/video/pvrusb2 | |
| parent | 20ae26c84e48b95177e334fa9022f68aa3b77df6 (diff) | |
| download | kernel-crypto-858f910e869d1300c1ab0cadbe9908322f8bfb78.tar.gz kernel-crypto-858f910e869d1300c1ab0cadbe9908322f8bfb78.tar.xz kernel-crypto-858f910e869d1300c1ab0cadbe9908322f8bfb78.zip | |
V4L/DVB (11174): pvrusb2: Implement reporting of connected sub-devices
The pvrusb2 driver has a function that reports internal state. It can
be accessed from either the debug interface or as the result of a v4l
log status request. This change adds information listing sub-devices
to the report.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pvrusb2')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-hdw.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index 2f9667e62bb..bd4e374e37f 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -4779,6 +4779,29 @@ static unsigned int pvr2_hdw_report_unlocked(struct pvr2_hdw *hdw,int which, stats.buffers_processed, stats.buffers_failed); } + case 6: { + struct v4l2_subdev *sd; + unsigned int tcnt = 0; + unsigned int ccnt; + const char *p; + unsigned int id; + ccnt = scnprintf(buf, + acnt, + "Associted v4l2_subdev drivers:"); + tcnt += ccnt; + v4l2_device_for_each_subdev(sd, &hdw->v4l2_dev) { + id = sd->grp_id; + p = NULL; + if (id < ARRAY_SIZE(module_names)) { + p = module_names[id]; + } + if (!p) p = "(unknown)"; + ccnt = scnprintf(buf + tcnt, + acnt - tcnt, + " %s (%u)", p, id); + } + return tcnt; + } default: break; } return 0; |