On Tue, Mar 13, 2018 at 7:15 PM, Liang, Kan <kan.li...@linux.intel.com> wrote: > On 3/13/2018 12:00 PM, Andy Shevchenko wrote: >> On Tue, Mar 13, 2018 at 5:58 PM, Andy Shevchenko >> <andy.shevche...@gmail.com> wrote: >>> On Tue, Mar 13, 2018 at 3:42 AM, Liang, Kan <kan.li...@linux.intel.com> >>> wrote:
>>>> +#define SKX_CAPID6 0x9c >>>> + pci_read_config_dword(dev, SKX_CAPID6, &val); >> Moreover, this is too non-flexible. Can't you find a capability based >> on CAP ID + offset? >> > > It looks it doesn't use capability. See below. It would be sad if it's true. (Will need comment in that case) > 16:1e.3 System peripheral: Intel Corporation Sky Lake-E PCU Registers (rev > 04) > 00: 86 80 83 20 00 00 00 00 04 00 80 08 00 00 80 00 > 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 20: 00 00 00 00 00 00 00 00 00 00 00 00 86 80 00 00 > 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Can you instead provide % lspci -nk -vvv -xx -s 16:1e.3 ? -- With Best Regards, Andy Shevchenko