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[media] media: dvb-core add new flag exit flag value for resume

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Some fe drivers will have to do additional initialization
in their fe ops.init interfaces when called during resume.
Without the additional initialization, fe and tuner driver
resume fails. A new fe exit flag value DVB_FE_DEVICE_RESUME
is necessary to detect resume case. This patch adds a new
define and changes dvb_frontend_resume() to set it prior to
calling fe init and tuner init calls and resets it back to
DVB_FE_NO_EXIT once fe and tuner init is done.

Signed-off-by: Shuah Khan <shuah.kh@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Shuah Khan 2014-07-24 13:02:14 -03:00 committed by Mauro Carvalho Chehab
parent 5b22b1a4f7
commit 87cd0fa811
2 changed files with 3 additions and 0 deletions
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2
drivers/media/dvb-core/dvb_frontend.c
View File

@ -2568,12 +2568,14 @@ int dvb_frontend_resume(struct dvb_frontend *fe)
dev_dbg(fe->dvb->device, "%s: adap=%d fe=%d\n", __func__, fe->dvb->num,
fe->id);
fe->exit = DVB_FE_DEVICE_RESUME;
if (fe->ops.init)
ret = fe->ops.init(fe);
if (fe->ops.tuner_ops.init)
ret = fe->ops.tuner_ops.init(fe);
fe->exit = DVB_FE_NO_EXIT;
fepriv->state = FESTATE_RETUNE;
dvb_frontend_wakeup(fe);

1
drivers/media/dvb-core/dvb_frontend.h
View File

@ -408,6 +408,7 @@ struct dtv_frontend_properties {
#define DVB_FE_NO_EXIT 0
#define DVB_FE_NORMAL_EXIT 1
#define DVB_FE_DEVICE_REMOVED 2
#define DVB_FE_DEVICE_RESUME 3
struct dvb_frontend {
struct dvb_frontend_ops ops;