Re: [PATCH v3 0/3] Unified fwnode endpoint parser

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On Fri, Aug 18, 2017 at 02:23:14PM +0300, Sakari Ailus wrote:
> Hi folks,
> 
> We have a large influx of new, unmerged, drivers that are now parsing
> fwnode endpoints and each one of them is doing this a little bit
> differently. The needs are still exactly the same for the graph data
> structure is device independent. This is still a non-trivial task and the
> majority of the driver implementations are buggy, just buggy in different
> ways.
> 
> Facilitate parsing endpoints by adding a convenience function for parsing
> the endpoints, and make the omap3isp driver use it as an example.
> 
> I plan to include the first patch to a pull request soonish, the second
> could go in with the first user.

And now that a new patch has been added in front of the set, this means
that 1 and 2 could IMO go in soonish whereas the third would go in later.

> 
> since v2:
> 
> - Rebase on CCP2 support patches.
> 
> - Prepend a patch cleaning up omap3isp driver a little.
> 
> since v1:
> 
> - The first patch has been merged (it was a bugfix).
> 
> - In anticipation that the parsing can take place over several iterations,
>   take the existing number of async sub-devices into account when
>   re-allocating an array of async sub-devices.
> 
> - Rework the first patch to better anticipate parsing single endpoint at a
>   time by a driver.
> 
> - Add a second patch that adds a function for parsing endpoints one at a
>   time based on port and endpoint numbers.
> 
> Sakari Ailus (3):
>   omap3isp: Drop redundant isp->subdevs field and ISP_MAX_SUBDEVS
>   v4l: fwnode: Support generic parsing of graph endpoints in a device
>   v4l: fwnode: Support generic parsing of graph endpoints in a single
>     port
> 
>  drivers/media/platform/omap3isp/isp.c | 116 +++++++---------------
>  drivers/media/platform/omap3isp/isp.h |   3 -
>  drivers/media/v4l2-core/v4l2-fwnode.c | 176 ++++++++++++++++++++++++++++++++++
>  include/media/v4l2-async.h            |   4 +-
>  include/media/v4l2-fwnode.h           |  16 ++++
>  5 files changed, 231 insertions(+), 84 deletions(-)
> 
> -- 
> 2.11.0
> 

-- 
Sakari Ailus
e-mail: sakari.ailus@xxxxxx
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