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[media] dvb_frontend: fix a regression with DVB-S zig-zag

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Changeset 5bfaadde broke zig-zag for DVB-S drivers that don't
implement get_tune_settings() callback.

Fix the code, in order to allow it to work as before, otherwise
some channels may not be tuned anymore.

Fix Fedora Bugzilla:
	https://bugzilla.redhat.com/show_bug.cgi?id=814404

Cc: stable@kernel.org # for Kernel v3.3
Reported-by: Michael Heijenga <database.worker@googlemail.com>
Tested-by: Michael Heijenga <database.worker@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2012-05-07 15:01:37 -03:00
parent 3e1fd4783b
commit 910a5f2e96
1 changed files with 4 additions and 0 deletions
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4
drivers/media/dvb/dvb-core/dvb_frontend.c
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@ -1921,6 +1921,10 @@ static int dtv_set_frontend(struct dvb_frontend *fe)
} else {
/* default values */
switch (c->delivery_system) {
case SYS_DVBS:
case SYS_DVBS2:
case SYS_ISDBS:
case SYS_TURBO:
case SYS_DVBC_ANNEX_A:
case SYS_DVBC_ANNEX_C:
fepriv->min_delay = HZ / 20;