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authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-08-22 20:20:25 +0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-08-22 20:52:59 +0300
commit35848bf0aa6ba677458adfbde49ef73d10c9f381 (patch)
tree14bebd41acdece12a6ea4063b3e19fec6be46cf8 /drivers/media
parenta3cccb2411a634b751771596bf21afc2d2bd5990 (diff)
downloadlinux-35848bf0aa6ba677458adfbde49ef73d10c9f381.tar.xz
[media] dvb_frontend.h: document the struct dvb_frontend
That struct is used on every DVB Front End driver, as it contains what's needed to register/use a frontend at the Kernel. Document it. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Acked-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb-core/dvb_frontend.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h
index 796cc5dca819..97661b2f247a 100644
--- a/drivers/media/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb-core/dvb_frontend.h
@@ -647,6 +647,25 @@ struct dtv_frontend_properties {
#define DVB_FE_DEVICE_REMOVED 2
#define DVB_FE_DEVICE_RESUME 3
+/**
+ * struct dvb_frontend - Frontend structure to be used on drivers.
+ *
+ * @ops: embedded struct dvb_frontend_ops
+ * @dvb: pointer to struct dvb_adapter
+ * @demodulator_priv: demod private data
+ * @tuner_priv: tuner private data
+ * @frontend_priv: frontend private data
+ * @sec_priv: SEC private data
+ * @analog_demod_priv: Analog demod private data
+ * @dtv_property_cache: embedded struct dtv_frontend_properties
+ * @callback: callback function used on some drivers to call
+ * either the tuner or the demodulator.
+ * @id: Frontend ID
+ * @exit: Used to inform the DVB core that the frontend
+ * thread should exit (usually, means that the hardware
+ * got disconnected.
+ */
+
struct dvb_frontend {
struct dvb_frontend_ops ops;
struct dvb_adapter *dvb;