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Commit b87625f0 authored by Steven Toth's avatar Steven Toth Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB (9181): S2API: Add support fot DTV_GUARD_INTERVAL and DTV_TRANSMISSION_MODE 



Tuning DVB-T via the S2API was failing, missing some essential items.

Signed-off-by: default avatarSteven Toth <stoth@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent a4de91be

drivers/media/dvb/dvb-core/dvb_frontend.c

+32 −0
Original line number Diff line number Diff line
@@ -840,6 +840,16 @@ struct dtv_cmds_h dtv_cmds[] = { 
		.cmd	= DTV_CODE_RATE_LP,

		.set	= 1,

	},

	[DTV_GUARD_INTERVAL] = {

		.name	= "DTV_GUARD_INTERVAL",

		.cmd	= DTV_GUARD_INTERVAL,

		.set	= 1,

	},

	[DTV_TRANSMISSION_MODE] = {

		.name	= "DTV_TRANSMISSION_MODE",

		.cmd	= DTV_TRANSMISSION_MODE,

		.set	= 1,

	},

	/* Get */

	[DTV_DISEQC_SLAVE_REPLY] = {

		.name	= "DTV_DISEQC_SLAVE_REPLY",
@@ -862,6 +872,16 @@ struct dtv_cmds_h dtv_cmds[] = { 
		.cmd	= DTV_CODE_RATE_LP,

		.set	= 0,

	},

	[DTV_GUARD_INTERVAL] = {

		.name	= "DTV_GUARD_INTERVAL",

		.cmd	= DTV_GUARD_INTERVAL,

		.set	= 0,

	},

	[DTV_TRANSMISSION_MODE] = {

		.name	= "DTV_TRANSMISSION_MODE",

		.cmd	= DTV_TRANSMISSION_MODE,

		.set	= 0,

	},

};



void dtv_property_dump(struct dtv_property *tvp)
@@ -1147,6 +1167,12 @@ int dtv_property_process_get(struct dvb_frontend *fe, struct dtv_property *tvp, 
	case DTV_CODE_RATE_LP:

		tvp->u.data = fe->dtv_property_cache.code_rate_LP;

		break;

	case DTV_GUARD_INTERVAL:

		tvp->u.data = fe->dtv_property_cache.guard_interval;

		break;

	case DTV_TRANSMISSION_MODE:

		tvp->u.data = fe->dtv_property_cache.transmission_mode;

		break;

	default:

		r = -1;

	}
@@ -1234,6 +1260,12 @@ int dtv_property_process_set(struct dvb_frontend *fe, struct dtv_property *tvp, 
	case DTV_CODE_RATE_LP:

		fe->dtv_property_cache.code_rate_LP = tvp->u.data;

		break;

	case DTV_GUARD_INTERVAL:

		fe->dtv_property_cache.guard_interval = tvp->u.data;

		break;

	case DTV_TRANSMISSION_MODE:

		fe->dtv_property_cache.transmission_mode = tvp->u.data;

		break;

	default:

		r = -1;

	}

include/linux/dvb/frontend.h

+3 −1
Original line number Diff line number Diff line
@@ -271,8 +271,10 @@ struct dvb_frontend_event { 
#define DTV_API_VERSION				35

#define DTV_CODE_RATE_HP			36

#define DTV_CODE_RATE_LP			37

#define DTV_GUARD_INTERVAL			38

#define DTV_TRANSMISSION_MODE			39



#define DTV_MAX_COMMAND				DTV_CODE_RATE_LP

#define DTV_MAX_COMMAND				DTV_TRANSMISSION_MODE



typedef enum fe_pilot {

	PILOT_ON,