New DVB-Statistics API

Commit Message

Mauro Carvalho Chehab Dec. 9, 2009, 11:38 p.m. UTC

None

Patch

Index: master/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
===================================================================
--- master.orig/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ master/linux/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1220,6 +1220,7 @@  static int dtv_property_prepare_get_stat
 	switch (tvp->cmd) {
 	case DTV_FE_QUALITY:
 		fe->dtv_property_cache.need_stats |= FE_NEED_QUALITY;
+		fe->dtv_property_cache.quality = &tvp->u.data;
 		break;
 	case DTV_FE_QUALITY_UNIT:
 		fe->dtv_property_cache.need_stats |= FE_NEED_QUALITY_UNIT;
@@ -1384,9 +1385,6 @@  static int dtv_property_process_get(stru
 		break;

	/* Quality measures */
-	case DTV_FE_QUALITY:
-		tvp->u.data = fe->dtv_property_cache.quality;
-		break;
 	case DTV_FE_QUALITY_UNIT:
 		tvp->u.data = fe->dtv_property_cache.quality_unit;
 		break;
@@ -1696,10 +1697,12 @@  static int dvb_frontend_ioctl_properties
 			}
 		}
 
-		for (i = 0; i < tvps->num; i++) {
-			(tvp + i)->result = dtv_property_process_get(fe,
-					tvp + i, inode, file, need_get_ops);
-			err |= (tvp + i)->result;
+		if (need_get_ops) {
+			for (i = 0; i < tvps->num; i++) {
+				(tvp + i)->result = dtv_property_process_get(fe,
+						tvp + i, inode, file, need_get_ops);
+				err |= (tvp + i)->result;
+			}
 		}
 
 		if (copy_to_user(tvps->props, tvp, tvps->num * sizeof(struct dtv_property))) {
Index: master/linux/drivers/media/dvb/dvb-core/dvb_frontend.h
===================================================================
--- master.orig/linux/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ master/linux/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -374,7 +374,7 @@  struct dtv_frontend_properties {
 #define FE_NEED_SIGNAL_UNIT	(1 << 7)
 	int			need_stats;
 
-	u32			quality;
+	u32			*quality;
 	u32			strength;
 	u32			error;
 	u32			unc;