Em Sun, 25 Feb 2018 13:31:36 +0100
Daniel Scheller <d.scheller....@gmail.com> escreveu:
> From: Daniel Scheller <d.schel...@gmx.net>
>
> The I2C adapter evaluation (based on chan->number) is duplicated at
> several places (tuner_attach_() functions, demod_attach_stv0900() and
> cineS2_probe()). Clean this up by wrapping that construct in a separate
> function which all users of that can pass the ngene_channel pointer and
> get the correct I2C adapter from.
This patch doesn't apply.
Please rebase from this point at the top of the media tree.
PS.: Perhaps I ended by merging an older version of some of your
patches, as I noticed that some e-mails got lost either by me or
by patch work along those days.
>
> Signed-off-by: Daniel Scheller <d.schel...@gmx.net>
> ---
> drivers/media/pci/ngene/ngene-cards.c | 41
> +++++++++++++----------------------
> 1 file changed, 15 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/media/pci/ngene/ngene-cards.c
> b/drivers/media/pci/ngene/ngene-cards.c
> index 00b100660784..dff55c7c9f86 100644
> --- a/drivers/media/pci/ngene/ngene-cards.c
> +++ b/drivers/media/pci/ngene/ngene-cards.c
> @@ -118,17 +118,25 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8
> adr, u8 reg, u8 *val)
> /* Demod/tuner attachment
> ***************************************************/
>
> /****************************************************************************/
>
> +static struct i2c_adapter *i2c_adapter_from_chan(struct ngene_channel *chan)
> +{
> + /* tuner 1+2: i2c adapter #0, tuner 3+4: i2c adapter #1 */
> + if (chan->number < 2)
> + return &chan->dev->channel[0].i2c_adapter;
> +
> + return &chan->dev->channel[1].i2c_adapter;
> +}
> +
> static int tuner_attach_stv6110(struct ngene_channel *chan)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct stv090x_config *feconf = (struct stv090x_config *)
> chan->dev->card_info->fe_config[chan->number];
> struct stv6110x_config *tunerconf = (struct stv6110x_config *)
> chan->dev->card_info->tuner_config[chan->number];
> const struct stv6110x_devctl *ctl;
>
> - /* tuner 1+2: i2c adapter #0, tuner 3+4: i2c adapter #1 */
> if (chan->number < 2)
> i2c = &chan->dev->channel[0].i2c_adapter;
> else
> @@ -158,16 +166,10 @@ static int tuner_attach_stv6110(struct ngene_channel
> *chan)
> static int tuner_attach_stv6111(struct ngene_channel *chan)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct dvb_frontend *fe;
> u8 adr = 4 + ((chan->number & 1) ? 0x63 : 0x60);
>
> - /* tuner 1+2: i2c adapter #0, tuner 3+4: i2c adapter #1 */
> - if (chan->number < 2)
> - i2c = &chan->dev->channel[0].i2c_adapter;
> - else
> - i2c = &chan->dev->channel[1].i2c_adapter;
> -
> fe = dvb_attach(stv6111_attach, chan->fe, i2c, adr);
> if (!fe) {
> fe = dvb_attach(stv6111_attach, chan->fe, i2c, adr & ~4);
> @@ -197,10 +199,9 @@ static int drxk_gate_ctrl(struct dvb_frontend *fe, int
> enable)
> static int tuner_attach_tda18271(struct ngene_channel *chan)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct dvb_frontend *fe;
>
> - i2c = &chan->dev->channel[0].i2c_adapter;
> if (chan->fe->ops.i2c_gate_ctrl)
> chan->fe->ops.i2c_gate_ctrl(chan->fe, 1);
> fe = dvb_attach(tda18271c2dd_attach, chan->fe, i2c, 0x60);
> @@ -240,7 +241,7 @@ static int tuner_tda18212_ping(struct ngene_channel *chan,
> static int tuner_attach_tda18212(struct ngene_channel *chan, u32 dmdtype)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct i2c_client *client;
> struct tda18212_config config = {
> .fe = chan->fe,
> @@ -262,12 +263,6 @@ static int tuner_attach_tda18212(struct ngene_channel
> *chan, u32 dmdtype)
> else
> board_info.addr = 0x60;
>
> - /* tuner 1+2: i2c adapter #0, tuner 3+4: i2c adapter #1 */
> - if (chan->number < 2)
> - i2c = &chan->dev->channel[0].i2c_adapter;
> - else
> - i2c = &chan->dev->channel[1].i2c_adapter;
> -
> /*
> * due to a hardware quirk with the I2C gate on the stv0367+tda18212
> * combo, the tda18212 must be probed by reading it's id _twice_ when
> @@ -320,7 +315,7 @@ static int tuner_attach_probe(struct ngene_channel *chan)
> static int demod_attach_stv0900(struct ngene_channel *chan)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct stv090x_config *feconf = (struct stv090x_config *)
> chan->dev->card_info->fe_config[chan->number];
>
> @@ -620,7 +615,7 @@ static int port_has_xo2(struct i2c_adapter *i2c, u8
> *type, u8 *id)
> static int cineS2_probe(struct ngene_channel *chan)
> {
> struct device *pdev = &chan->dev->pci_dev->dev;
> - struct i2c_adapter *i2c;
> + struct i2c_adapter *i2c = i2c_adapter_from_chan(chan);
> struct stv090x_config *fe_conf;
> u8 buf[3];
> u8 xo2_type, xo2_id, xo2_demodtype;
> @@ -628,12 +623,6 @@ static int cineS2_probe(struct ngene_channel *chan)
> struct i2c_msg i2c_msg = { .flags = 0, .buf = buf };
> int rc;
>
> - /* tuner 1+2: i2c adapter #0, tuner 3+4: i2c adapter #1 */
> - if (chan->number < 2)
> - i2c = &chan->dev->channel[0].i2c_adapter;
> - else
> - i2c = &chan->dev->channel[1].i2c_adapter;
> -
> if (port_has_xo2(i2c, &xo2_type, &xo2_id)) {
> xo2_id >>= 2;
> dev_dbg(pdev, "XO2 on channel %d (type %d, id %d)\n",
Thanks,
Mauro
