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authorMalcolm Priestley <tvboxspy@gmail.com>2011-12-04 15:20:37 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-12-11 15:24:38 +0400
commit50815707eebc7ce12bfd97933a6e68a482c4d7ab (patch)
treebc0eda56c8113b6786e11fef950aa36adcc9fec3 /drivers/media/dvb/dvb-usb/it913x.c
parentc6401af6692bac94b7ae1ff04f1d32c5dd1a38e3 (diff)
downloadlinux-50815707eebc7ce12bfd97933a6e68a482c4d7ab.tar.xz
[media] it913x: multiple devices on system. Copy ite_config to priv area
If there are two or more different it913x devices on the system they share the same ite_config and over write its settings. To over come this, the ite_config is copied to the priv area. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/dvb-usb/it913x.c')
-rw-r--r--drivers/media/dvb/dvb-usb/it913x.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/dvb/dvb-usb/it913x.c b/drivers/media/dvb/dvb-usb/it913x.c
index c43bddf692b3..47317e9faa41 100644
--- a/drivers/media/dvb/dvb-usb/it913x.c
+++ b/drivers/media/dvb/dvb-usb/it913x.c
@@ -63,6 +63,7 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
struct it913x_state {
u8 id;
+ struct ite_config it913x_config;
};
struct ite_config it913x_config;
@@ -624,6 +625,7 @@ static int it913x_name(struct dvb_usb_adapter *adap)
static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
{
struct usb_device *udev = adap->dev->udev;
+ struct it913x_state *st = adap->dev->priv;
int ret = 0;
u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5);
u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize / 4;
@@ -634,8 +636,12 @@ static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
it913x_config.adf = it913x_read_reg(udev, IO_MUX_POWER_CLK);
+ if (adap->id == 0)
+ memcpy(&st->it913x_config, &it913x_config,
+ sizeof(struct ite_config));
+
adap->fe_adap[0].fe = dvb_attach(it913x_fe_attach,
- &adap->dev->i2c_adap, adap_addr, &it913x_config);
+ &adap->dev->i2c_adap, adap_addr, &st->it913x_config);
if (adap->id == 0 && adap->fe_adap[0].fe) {
ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x1);