Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-28 Thread Moritz Fischer
Hi Andreas, On Thu, Oct 25, 2018 at 08:44:06AM +, Andreas Puhm wrote: > >My experience with cvp is with Arria10 and Stratix 10. The PCIe Hard IP > >gets configured when the IOring gets configured at power on. The idea is > >that the load of the IOring is very fast, much before the infamous

AW: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-25 Thread Andreas Puhm
Hi Moritz, Matthew, >> Hi Anatolij, Andreas, >> >> On Tue, Oct 23, 2018 at 06:46:47PM +, Andreas Puhm wrote: >>> Hi Anatolij, >>> The CvP docs says that on some FPGAs (e.g. Arria 10) the assertion of CVP status can take up to 500ms. However it is not clear whether this delay mig

Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-24 Thread matthew . gerlach
On Wed, 24 Oct 2018, Moritz Fischer wrote: Hi Anatolij, Andreas, On Tue, Oct 23, 2018 at 06:46:47PM +, Andreas Puhm wrote: Hi Anatolij, The CvP docs says that on some FPGAs (e.g. Arria 10) the assertion of CVP status can take up to 500ms. However it is not clear whether this delay mig

Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-24 Thread Moritz Fischer
Hi Anatolij, Andreas, On Tue, Oct 23, 2018 at 06:46:47PM +, Andreas Puhm wrote: > Hi Anatolij, > > > The CvP docs says that on some FPGAs (e.g. Arria 10) the assertion of CVP > > status can take up to 500ms. However it is not clear whether this delay > > might be required after peripheral ima

AW: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-23 Thread Andreas Puhm
Hi Anatolij, > Von: Anatolij Gustschin [mailto:ag...@denx.de] > Gesendet: Dienstag, 23. Oktober 2018 18:27 > An: Andreas Puhm > Cc: Moritz Fischer ; Alan Tull ; > linux-f...@vger.kernel.org; linux-kernel@vger.kernel.org > Betreff: Re: [PATCH] fpga: altera_cvp: restrict r

Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-23 Thread Anatolij Gustschin
Hi Andreas, On Mon, 22 Oct 2018 13:15:34 + Andreas Puhm p...@oregano.at wrote: ... >Full description: >The altera_cvp probe function only checks, >if the Altera/Intel PCI device configuration space contains a vendor >specific entry (VSEC Capability Header 0x000b) at offset 0x200. > But the pr

Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-22 Thread Moritz Fischer
Hi Andreas, On Mon, Oct 22, 2018 at 01:15:34PM +, Andreas Puhm wrote: Can you please send your patch using git-send-email? [..] > Subject: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled > devices How about: fpga: altera-cvp: Fix registration for CvP incapable d

Re: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-22 Thread Eric Schwarz
atch: This patch was successfully build and tested for 4.15 and 4.18 The patch is based on: git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tag/?h=v4.18 Subject: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices The altera-cvp probe function now verifies, th

[PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices

2018-10-22 Thread Andreas Puhm
5 and 4.18 The patch is based on: git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tag/?h=v4.18 Subject: [PATCH] fpga: altera_cvp: restrict registration to CvP enabled devices The altera-cvp probe function now verifies, that the PCI device supports the CvP feature, before it registers