[linux-dvb] Re: CX88 i2c issue w/ DVB tuners

[Holger Waechtler <holger@qanu.de>]

Johannes Stezenbach wrote:
> Holger Waechtler wrote:
>
> > $ wc  -l include/linux/i2c* drivers/i2c/*.[hc]drivers/i2c/algos/*.[hc]
> > drivers/i2c/busses/*.[ch]
> >    54 include/linux/i2c-algo-bit.h
> >    69 include/linux/i2c-algo-ite.h
> >    49 include/linux/i2c-algo-pcf.h
> >    48 include/linux/i2c-dev.h
> >   292 include/linux/i2c-id.h
> >   299 include/linux/i2c-sensor.h
> >    62 include/linux/i2c-vid.h
> >   604 include/linux/i2c.h
> >  1316 drivers/i2c/i2c-core.c
> >   560 drivers/i2c/i2c-dev.c
> >   167 drivers/i2c/i2c-sensor.c
> >   573 drivers/i2c/algos/i2c-algo-bit.c
> >   829 drivers/i2c/algos/i2c-algo-ite.c
> >   117 drivers/i2c/algos/i2c-algo-ite.h
> >   477 drivers/i2c/algos/i2c-algo-pcf.c
> >    76 drivers/i2c/algos/i2c-algo-pcf.h
> >   546 drivers/i2c/busses/i2c-ali1535.c
> >   418 drivers/i2c/busses/i2c-ali1563.c
> >   535 drivers/i2c/busses/i2c-ali15x3.c
> >   418 drivers/i2c/busses/i2c-amd756.c
> >   413 drivers/i2c/busses/i2c-amd8111.c
> >   279 drivers/i2c/busses/i2c-elektor.c
> >    86 drivers/i2c/busses/i2c-frodo.c
> >   186 drivers/i2c/busses/i2c-hydra.c
> >   649 drivers/i2c/busses/i2c-i801.c
> >   258 drivers/i2c/busses/i2c-i810.c
> >   831 drivers/i2c/busses/i2c-ibm_iic.c
> >   124 drivers/i2c/busses/i2c-ibm_iic.h
> >   535 drivers/i2c/busses/i2c-iop3xx.c
> >   118 drivers/i2c/busses/i2c-iop3xx.h
> >    72 drivers/i2c/busses/i2c-isa.c
> >   272 drivers/i2c/busses/i2c-ite.c
> >   181 drivers/i2c/busses/i2c-ixp4xx.c
> >   764 drivers/i2c/busses/i2c-keywest.c
> >   108 drivers/i2c/busses/i2c-keywest.h
> >   405 drivers/i2c/busses/i2c-nforce2.c
> >   175 drivers/i2c/busses/i2c-parport-light.c
> >   267 drivers/i2c/busses/i2c-parport.c
> >    94 drivers/i2c/busses/i2c-parport.h
> >   518 drivers/i2c/busses/i2c-piix4.c
> >   339 drivers/i2c/busses/i2c-prosavage.c
> >   102 drivers/i2c/busses/i2c-rpx.c
> >   203 drivers/i2c/busses/i2c-savage4.c
> >   417 drivers/i2c/busses/i2c-sis5595.c
> >   520 drivers/i2c/busses/i2c-sis630.c
> >   366 drivers/i2c/busses/i2c-sis96x.c
> >   183 drivers/i2c/busses/i2c-via.c
> >   482 drivers/i2c/busses/i2c-viapro.c
> >   252 drivers/i2c/busses/i2c-voodoo3.c
> >   555 drivers/i2c/busses/scx200_acb.c
> >   131 drivers/i2c/busses/scx200_i2c.c
> > 17394 total
>
> This just shows that a bus driver has 100..500 lines of code.
yes, and the bus driver is the only piece of code, everything else is 
"infrastructure". Annoying, isn't it?

Holger