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V4L/DVB (11165): pvrusb2: Tie in debug register access to sub-devices

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Implement tie-in for v4l2 debug register access such that the
appropriate attached sub-device is handled.

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mike Isely 2009-03-07 00:05:00 -03:00 committed by Mauro Carvalho Chehab
parent ed3261a859
commit d8f5b9ba82
1 changed files with 4 additions and 1 deletions
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5
drivers/media/video/pvrusb2/pvrusb2-hdw.c
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@ -4925,7 +4925,10 @@ int pvr2_hdw_register_access(struct pvr2_hdw *hdw,
req.match = *match;
req.reg = reg_id;
if (setFl) req.val = *val_ptr;
mutex_lock(&hdw->i2c_list_lock); do {
/* It would be nice to know if a sub-device answered the request */
v4l2_device_call_all(&hdw->v4l2_dev, 0, core, g_register, &req);
if (!setFl) *val_ptr = req.val;
if (!okFl) mutex_lock(&hdw->i2c_list_lock); do {
list_for_each_entry(cp, &hdw->i2c_clients, list) {
if (!v4l2_chip_match_i2c_client(
cp->client,