> On 2/10/2012 10:44 AM, Marek Vasut wrote:
> >> On 2/10/2012 5:52 AM, Marek Vasut wrote:
> >>> This allows each channel to configure it's oversampling count.
> >>
> >> Fine, but please also add documention in
> >> staging/iio/Documentation/sysfs-bus-iio
> >
> > Understood. Is doing it this way OK with you?
>
> Yup. Though as the other email states, it is going to be 'interesting'
> handling this through the demux
> that sends the right data to individual consumer drivers.
The only consumer're gonna be temp and touchscreen I believe. And since the
touchscreen stuff is quite tightly integrated with the LRADC, I might even end
up exporting a few functions from the iio driver to bind the touchscreen.
Though I'll need to thing about it.
M
> >
> >>> Signed-off-by: Marek Vasut<marek.vasut@xxxxxxxxx>
> >>> Cc: Wolfgang Denk<wd@xxxxxxx>
> >>> Cc: Stefano Babic<sbabic@xxxxxxx>
> >>> Cc: Fabio Estevam<festevam@xxxxxxxxx>
> >>> ---
> >>>
> >>> drivers/staging/iio/iio.h | 5 +++++
> >>> drivers/staging/iio/industrialio-core.c | 1 +
> >>> 2 files changed, 6 insertions(+), 0 deletions(-)
> >>>
> >>> diff --git a/drivers/staging/iio/iio.h b/drivers/staging/iio/iio.h
> >>> index b3a1740..0b626ae 100644
> >>> --- a/drivers/staging/iio/iio.h
> >>> +++ b/drivers/staging/iio/iio.h
> >>> @@ -36,6 +36,7 @@ enum iio_chan_info_enum {
> >>>
> >>> IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW,
> >>> IIO_CHAN_INFO_AVERAGE_RAW,
> >>> IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY,
> >>>
> >>> + IIO_CHAN_INFO_OVERSAMPLE_COUNT,
> >>>
> >>> };
> >>>
> >>> #define IIO_CHAN_INFO_SHARED_BIT(type) BIT(type*2)
> >>>
> >>> @@ -81,6 +82,10 @@ enum iio_chan_info_enum {
> >>>
> >>> #define IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY_SEPARATE_BIT \
> >>>
> >>> IIO_CHAN_INFO_SEPARATE_BIT( \
> >>>
> >>> IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY)
> >>>
> >>> +#define IIO_CHAN_INFO_OVERSAMPLE_COUNT_SEPARATE_BIT \
> >>> + IIO_CHAN_INFO_SEPARATE_BIT(IIO_CHAN_INFO_OVERSAMPLE_COUNT)
> >>> +#define IIO_CHAN_INFO_OVERSAMPLE_COUNT_SHARED_BIT \
> >>> + IIO_CHAN_INFO_SHARED_BIT(IIO_CHAN_INFO_OVERSAMPLE_COUNT)
> >>>
> >>> enum iio_endian {
> >>>
> >>> IIO_CPU,
> >>>
> >>> diff --git a/drivers/staging/iio/industrialio-core.c
> >>> b/drivers/staging/iio/industrialio-core.c index 9c41c83..05b6fdd 100644
> >>> --- a/drivers/staging/iio/industrialio-core.c
> >>> +++ b/drivers/staging/iio/industrialio-core.c
> >>> @@ -87,6 +87,7 @@ static const char * const iio_chan_info_postfix[] = {
> >>>
> >>> [IIO_CHAN_INFO_AVERAGE_RAW] = "mean_raw",
> >>> [IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY]
> >>> = "filter_low_pass_3db_frequency",
> >>>
> >>> + [IIO_CHAN_INFO_OVERSAMPLE_COUNT] = "oversample_count",
> >>>
> >>> };
> >>>
> >>> const struct iio_chan_spec
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