On Wed, Feb 07, 2018 at 03:05:26PM -0600, Alan Tull wrote:
> Setting drvdata is fine for DT based devices which have one manager,
> bridge, or region device per platform device.  However, PCIe based
> devices may have multiple FPGA mgr/bridge/regions under one PCIe
> device.  Without these changes, PCIe-based solutions have to create an
> extra device for each child mgr/bridge/region to hold drvdata.
> 
> Also changing the fpga_*_register/unregister functions to take the
> corresponding struct as the only parameter wherever they weren't already.
> 
> * int fpga_bridge_register(struct fpga_bridge *br)
> * int fpga_mgr_register(struct fpga_manager *mgr)
> * int fpga_region_register(struct fpga_region *region)
> 
> * void fpga_bridge_unregister(struct fpga_bridge *br)
> * void fpga_mgr_unregister(struct fpga_manager *mgr)
> * int fpga_region_unregister(struct fpga_region *region)
> 
> Changes from v2:
> * Drop patch 5 which fixed a DT overlay issue.  The underlying
>   issue was fixed in the main DT overlay code.
> * Minor code cleanup to make it more obvious that the changes
>   were not breaking anything
> * Added Moritz' ack on patch 1
> 
> Alan Tull (4):
>   fpga: region: don't use drvdata in common fpga code
>   fpga: manager: don't use drvdata in common fpga code
>   fpga: bridge: don't use drvdata in common fpga code
>   fpga: region: change fpga_region_register to have one param

Acked-by: Moritz Fischer <m...@kernel.org> for the ones I haven't ack'd
so far.

Thanks,

Moritz
> 
>  Documentation/fpga/fpga-mgr.txt     | 24 +++++++++++++++------
>  Documentation/fpga/fpga-region.txt  |  3 +--
>  drivers/fpga/altera-cvp.c           | 18 ++++++++++++----
>  drivers/fpga/altera-fpga2sdram.c    | 20 +++++++++++++----
>  drivers/fpga/altera-freeze-bridge.c | 18 +++++++++++++---
>  drivers/fpga/altera-hps2fpga.c      | 16 +++++++++++---
>  drivers/fpga/altera-pr-ip-core.c    | 17 +++++++++++++--
>  drivers/fpga/altera-ps-spi.c        | 18 +++++++++++++---
>  drivers/fpga/fpga-bridge.c          | 43 
> ++++++++++++++-----------------------
>  drivers/fpga/fpga-mgr.c             | 39 ++++++++++++---------------------
>  drivers/fpga/fpga-region.c          |  9 ++++++--
>  drivers/fpga/ice40-spi.c            | 20 +++++++++++++----
>  drivers/fpga/of-fpga-region.c       |  4 +++-
>  drivers/fpga/socfpga-a10.c          | 16 +++++++++++---
>  drivers/fpga/socfpga.c              | 18 +++++++++++++---
>  drivers/fpga/ts73xx-fpga.c          | 18 +++++++++++++---
>  drivers/fpga/xilinx-pr-decoupler.c  | 15 ++++++++++---
>  drivers/fpga/xilinx-spi.c           | 18 +++++++++++++---
>  drivers/fpga/zynq-fpga.c            | 16 +++++++++++---
>  include/linux/fpga/fpga-bridge.h    |  7 +++---
>  include/linux/fpga/fpga-mgr.h       |  8 +++----
>  include/linux/fpga/fpga-region.h    |  4 +++-
>  22 files changed, 256 insertions(+), 113 deletions(-)
> 
> -- 
> 2.7.4
> 

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