On Sat, Sep 25, 2010 at 03:09:04AM -0300, Mauro Carvalho Chehab wrote:
> Em 23-09-2010 03:14, Hans Verkuil escreveu:
> > On Thursday, September 23, 2010 06:18:37 Mauro Carvalho Chehab wrote:
> >> Em 15-09-2010 17:00, Hans Verkuil escreveu:
> >>> Mauro, Jean, Janne,
> >>
> >>> After applying this patch series I get the following if I grep for
> >>> I2C_HW_ in the kernel sources:
> >>>
> >>> <skip some false positives in drivers/gpu>
> >>> drivers/staging/lirc/lirc_zilog.c:#ifdef I2C_HW_B_HDPVR
> >>> drivers/staging/lirc/lirc_zilog.c: if (ir->c_rx.adapter->id == I2C_HW_B_HDPVR) {
> >>> drivers/staging/lirc/lirc_zilog.c:#ifdef I2C_HW_B_HDPVR
> >>> drivers/staging/lirc/lirc_zilog.c: if (ir->c_rx.adapter->id == I2C_HW_B_HDPVR)
> >>
> >> Those are with Janne ;)
> >
> > Since I2C_HW_B_HDPVR is not actually set anywhere and because it's staging, I'd
> > propose that we just ignore this. It's under an #ifdef, so removing i2c-id.h will
> > not affect this code.
> >
> >>> drivers/video/riva/rivafb-i2c.c: chan->adapter.id = I2C_HW_B_RIVA;
> >>
> >> No idea about this one.
> >
> > This can be removed.
> >
> >>
> >>> drivers/media/video/ir-kbd-i2c.c: if (ir->c->adapter->id == I2C_HW_SAA7134 && ir->c->addr == 0x30)
> >>> drivers/media/video/saa7134/saa7134-i2c.c: .id = I2C_HW_SAA7134,
> >>
> >> Those are easy: just add the polling interval into the platform_data. If zero,
> >> uses the default value. I'll write a patch for it.
> >
> > Nice!
> >
> >>> drivers/media/video/ir-kbd-i2c.c: if (adap->id == I2C_HW_B_CX2388x) {
> >>
> >> This is not hard to solve. I' ll write a patch for it.
> >
> > Nice!
> >
> >>> drivers/staging/lirc/lirc_i2c.c: if (adap->id == I2C_HW_B_CX2388x)
> >>> drivers/staging/lirc/lirc_i2c.c: if (adap->id == I2C_HW_B_CX2388x) {
> >>> drivers/media/video/cx88/cx88-i2c.c: core->i2c_adap.id = I2C_HW_B_CX2388x;
> >>> drivers/media/video/cx88/cx88-vp3054-i2c.c: vp3054_i2c->adap.id = I2C_HW_B_CX2388x;
> >>
> >> We need to solve lirc_i2c.c issues before being able to remove those. As lirc_i2c has
> >> the same implementation as ir-kbd-i2c, it is probably easier to just get rid of it,
> >> and then remove those two references. Jarod is working on it.
> >>
> >> While touching it, I'll move PV951 to bttv driver, and move all IR initialization code to
> >> bttv-input and cx88-input on those two drivers. This will make life easier when porting
> >> the code to rc-core, as everything that needs to be changed will be at the same file.
>
> The above were already merged.
> >
> > So after my pending tvaudio/tda8425 patch goes in and your patches, then the only
> > remaining user of I2C_HW_B_ is lirc_i2c.c, right? Jean will like that :-)
>
> Patch applied. The remaining places are:
>
> drivers/media/video/cx88/cx88-i2c.c: core->i2c_adap.id = I2C_HW_B_CX2388x;
> drivers/media/video/cx88/cx88-vp3054-i2c.c: vp3054_i2c->adap.id = I2C_HW_B_CX2388x;
> drivers/staging/lirc/lirc_i2c.c: if (adap->id == I2C_HW_B_CX2388x)
> drivers/staging/lirc/lirc_i2c.c: if (adap->id == I2C_HW_B_CX2388x) {
> drivers/staging/lirc/lirc_zilog.c:#ifdef I2C_HW_B_HDPVR
> drivers/staging/lirc/lirc_zilog.c: if (ir->c_rx.adapter->id == I2C_HW_B_HDPVR) {
> drivers/staging/lirc/lirc_zilog.c:#ifdef I2C_HW_B_HDPVR
> drivers/staging/lirc/lirc_zilog.c: if (ir->c_rx.adapter->id == I2C_HW_B_HDPVR)
> drivers/video/riva/rivafb-i2c.c: chan->adapter.id = I2C_HW_B_RIVA;
>
> I'll try to review lirc_i2c. Maybe we can just remove it entirely, and then remove the entries
> on cx88 driver.
With lirc_i2c, I think the only hardware we *really* care about is the
Hauppague PVR-150 (variants w/o the zilog chip that includes tx
abilities), PVR-250 and PVR-350. Given that ir-kbd-i2c supports all of
those cards right now, I'm entirely in favor of lirc_i2c just going away.
--
Jarod Wilson
jarod@xxxxxxxxxx
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