On Thu, Jan 28, 2016 at 3:43 PM, Qianyu Gong <qianyu.g...@nxp.com> wrote: > Hi, > >> -----Original Message----- >> From: Bin Meng [mailto:bmeng...@gmail.com] >> Sent: Thursday, January 28, 2016 3:30 PM >> To: Qianyu Gong <qianyu.g...@nxp.com> >> Cc: U-Boot Mailing List <u-boot@lists.denx.de> >> Subject: Re: [U-Boot] [PATCH] pci: gate print info of reading vender id with >> CONFIG_DM_PCI >> >> On Thu, Jan 28, 2016 at 3:15 PM, Gong Qianyu <qianyu.g...@nxp.com> wrote: >> > From: Mingkai Hu <mingkai...@freescale.com> >> > >> > Referring to 'commit ff3e077bd23c ("dm: pci: Add a uclass for PCI")'. >> > >> > For legacy PCIe driver, it needs loop to read the vender_id from devie >> > 0 to devie 255 to check if there is device available. >> > Reading non-existen device will trigger the "Cannot read bus >> > configuration: -1" information. >> > >> > Signed-off-by: Mingkai Hu <mingkai...@freescale.com> >> > Signed-off-by: Gong Qianyu <qianyu.g...@nxp.com> >> > --- >> >> Which pci controller are you testing? >> >> [snip] >> >> Regards, >> Bin > > Designware PCIe controller on LS2085A. >
Please check commit 7ba34ff09f1ef105521f914e4ad4e4ac19975bac "pci: layerscape: Adjust the return value when ls_pcie_addr_valid() fails" which is already in mainline. Regards, Bin _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
