linux-kernel - Re: [RESEND PATCHv4 0/3] fpga: altera-cvp: Add Stratix10 Support

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Date:   Sat, 24 Aug 2019 11:41:46 -0700
From:   Moritz Fischer <mdf@...nel.org>
To:     thor.thayer@...ux.intel.com
Cc:     mdf@...nel.org, richard.gong@...el.com, agust@...x.de,
        linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCHv4 0/3] fpga: altera-cvp: Add Stratix10 Support

Hi Thor,

On Mon, Aug 19, 2019 at 03:48:05PM -0500, thor.thayer@...ux.intel.com wrote:
> From: Thor Thayer <thor.thayer@...ux.intel.com>
> 
> Newer versions (V2) of Altera/Intel FPGAs CvP have different PCI
> Vendor Specific Capability offsets than the older (V1) Altera/FPGAs.
> 
> Most of the CvP registers and their bitfields remain the same
> between both the older parts and the newer parts.
> 
> This patchset implements changes to discover the Vendor Specific
> Capability offset and then add Stratix10 CvP support.
> 
> V2 Changes:
>   Remove inline designator from abstraction functions.
>   Reverse Christmas Tree format for local variables
>   Remove redundant mask from credit calculation
>   Add commment for the delay(1) function in wait_for_credit()
> 
> V3 Changes
>   Return int instead of void for abstraction functions
>   Check the return code from read in altera_cvp_chk_error()
>   Move reset of current_credit_byte to clear_state().
>   Check return codes of read/writes in added functions.
> 
> V4 Changes
>   Rename delta_credit to space
>   Simplify wait for credit do-while loop.
>   Change from udelay() to usleep_range()
>   Use min() to find length to send
>   Remove NULL initialization from private structure
>   Use #define for Version1 offsets
>   Change current_credit_byte to u32 sent_packets.
>   Changes to Kconfig title and description to support Stratix10.
> 
> Thor Thayer (3):
>   fpga: altera-cvp: Discover Vendor Specific offset
>   fpga: altera-cvp: Preparation for V2 parts.
>   fpga: altera-cvp: Add Stratix10 (V2) Support
> 
>  drivers/fpga/Kconfig      |   6 +-
>  drivers/fpga/altera-cvp.c | 339 ++++++++++++++++++++++++++++++++++++----------
>  2 files changed, 271 insertions(+), 74 deletions(-)
> 
> -- 
> 2.7.4
> 

Applied to for-next. If all goes well I'll send it out with next PR.

- Moritz