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

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, dev_dbg(fe->dvb->device, "%s: adap=%d fe=%d\n", __func__, fe->dvb->num,
fe->id); fe->id);
fe->exit = DVB_FE_DEVICE_RESUME;
if (fe->ops.init) if (fe->ops.init)
ret = fe->ops.init(fe); ret = fe->ops.init(fe);
if (fe->ops.tuner_ops.init) if (fe->ops.tuner_ops.init)
ret = fe->ops.tuner_ops.init(fe); ret = fe->ops.tuner_ops.init(fe);
fe->exit = DVB_FE_NO_EXIT;
fepriv->state = FESTATE_RETUNE; fepriv->state = FESTATE_RETUNE;
dvb_frontend_wakeup(fe); 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_NO_EXIT 0
#define DVB_FE_NORMAL_EXIT 1 #define DVB_FE_NORMAL_EXIT 1
#define DVB_FE_DEVICE_REMOVED 2 #define DVB_FE_DEVICE_REMOVED 2
#define DVB_FE_DEVICE_RESUME 3
struct dvb_frontend { struct dvb_frontend {
struct dvb_frontend_ops ops; struct dvb_frontend_ops ops;