From ddee56943ab6df098e411fe943c2a52063fba0a5 Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Fri, 15 Jun 2012 21:17:04 -0300 Subject: [PATCH] [media] dvb_usb_v2: .read_mac_address() callback changes Give DVB adapter as a parameter for callback. MAC address is adapter property and it could be (at least in theory) there is devices having multiple adapters and all has own MAC. Also add error handling. If callback fails error is returned which leads device unregister. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/dvb_usb.h | 2 +- drivers/media/dvb/dvb-usb/dvb_usb_dvb.c | 17 ++++++++--------- 2 files changed, 9 insertions(+), 10 deletions(-) diff --git a/drivers/media/dvb/dvb-usb/dvb_usb.h b/drivers/media/dvb/dvb-usb/dvb_usb.h index 6392fd3d416..e7015ce5b3b 100644 --- a/drivers/media/dvb/dvb-usb/dvb_usb.h +++ b/drivers/media/dvb/dvb-usb/dvb_usb.h @@ -181,7 +181,7 @@ struct dvb_usb_device_properties { int (*power_ctrl) (struct dvb_usb_device *, int); int (*read_config) (struct dvb_usb_device *d); - int (*read_mac_address) (struct dvb_usb_device *, u8 []); + int (*read_mac_address) (struct dvb_usb_adapter *, u8 []); int (*frontend_attach) (struct dvb_usb_adapter *); int (*tuner_attach) (struct dvb_usb_adapter *); int (*frontend_ctrl) (struct dvb_frontend *, int); diff --git a/drivers/media/dvb/dvb-usb/dvb_usb_dvb.c b/drivers/media/dvb/dvb-usb/dvb_usb_dvb.c index bc94874039e..3cbae02ea51 100644 --- a/drivers/media/dvb/dvb-usb/dvb_usb_dvb.c +++ b/drivers/media/dvb/dvb-usb/dvb_usb_dvb.c @@ -203,22 +203,21 @@ int dvb_usbv2_adapter_dvb_init(struct dvb_usb_adapter *adap) ret); goto err; } + adap->dvb_adap.priv = adap; if (adap->dev->props->read_mac_address) { - if (adap->dev->props->read_mac_address(adap->dev, - adap->dvb_adap.proposed_mac) == 0) - pr_info("%s: MAC address: %pM\n", KBUILD_MODNAME, - adap->dvb_adap.proposed_mac); - else - pr_err("%s: MAC address reading failed\n", - KBUILD_MODNAME); - } + ret = adap->dev->props->read_mac_address(adap, + adap->dvb_adap.proposed_mac); + if (ret < 0) + goto err_dmx; + pr_info("%s: MAC address: %pM\n", KBUILD_MODNAME, + adap->dvb_adap.proposed_mac); + } adap->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING; adap->demux.priv = adap; - adap->demux.filternum = 0; if (adap->demux.filternum < adap->max_feed_count) adap->demux.filternum = adap->max_feed_count; -- 2.46.0