linux-kernel - Re: [PATCH] thermal: intel: pch: Add support for Wellsburg PCH

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Date:   Sat, 21 Jan 2023 05:01:16 +0000
From:   "Zhang, Rui" <rui.zhang@...el.com>
To:     "srinivas.pandruvada@...ux.intel.com" 
        <srinivas.pandruvada@...ux.intel.com>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "tim@...ux4.de" <tim@...ux4.de>
CC:     "tushar.n.dave@...el.com" <tushar.n.dave@...el.com>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] thermal: intel: pch: Add support for Wellsburg PCH

On Fri, 2023-01-20 at 09:50 -0800, srinivas pandruvada wrote:
> On Fri, 2023-01-20 at 17:40 +0100, Rafael J. Wysocki wrote:
> > On Sat, Jan 7, 2023 at 8:42 PM Tim Zimmermann <tim@...ux4.de>
> > wrote:
> > > This adds the PCI ID for the Wellsburg C610 series chipset PCH.
> > > The
> > > driver can read the temperature from the Wellsburg PCH with only
> > > the PCI
> > > ID added and no other modifications.
> > > 
> > > Signed-off-by: Tim Zimmermann <tim@...ux4.de>
> > 
> > Rui, Srinivas, any objections to this one?
> No objection.
> 
And no objections from me.

thanks,
rui

> Thanks,
> Srinivas
> 
> > > ---
> > >  drivers/thermal/intel/intel_pch_thermal.c | 8 ++++++++
> > >  1 file changed, 8 insertions(+)
> > > 
> > > diff --git a/drivers/thermal/intel/intel_pch_thermal.c
> > > b/drivers/thermal/intel/intel_pch_thermal.c
> > > index dabf11a687a1..9e27f430e034 100644
> > > --- a/drivers/thermal/intel/intel_pch_thermal.c
> > > +++ b/drivers/thermal/intel/intel_pch_thermal.c
> > > @@ -29,6 +29,7 @@
> > >  #define PCH_THERMAL_DID_CNL_LP 0x02F9 /* CNL-LP PCH */
> > >  #define PCH_THERMAL_DID_CML_H  0X06F9 /* CML-H PCH */
> > >  #define PCH_THERMAL_DID_LWB    0xA1B1 /* Lewisburg PCH */
> > > +#define PCH_THERMAL_DID_WBG    0x8D24 /* Wellsburg PCH */
> > > 
> > >  /* Wildcat Point-LP  PCH Thermal registers */
> > >  #define WPT_TEMP       0x0000  /* Temperature */
> > > @@ -350,6 +351,7 @@ enum board_ids {
> > >         board_cnl,
> > >         board_cml,
> > >         board_lwb,
> > > +       board_wbg,
> > >  };
> > > 
> > >  static const struct board_info {
> > > @@ -380,6 +382,10 @@ static const struct board_info {
> > >                 .name = "pch_lewisburg",
> > >                 .ops = &pch_dev_ops_wpt,
> > >         },
> > > +       [board_wbg] = {
> > > +               .name = "pch_wellsburg",
> > > +               .ops = &pch_dev_ops_wpt,
> > > +       },
> > >  };
> > > 
> > >  static int intel_pch_thermal_probe(struct pci_dev *pdev,
> > > @@ -495,6 +501,8 @@ static const struct pci_device_id
> > > intel_pch_thermal_id[] = {
> > >                 .driver_data = board_cml, },
> > >         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCH_THERMAL_DID_LWB),
> > >                 .driver_data = board_lwb, },
> > > +       { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCH_THERMAL_DID_WBG),
> > > +               .driver_data = board_wbg, },
> > >         { 0, },
> > >  };
> > >  MODULE_DEVICE_TABLE(pci, intel_pch_thermal_id);
> > > --
> > > 2.39.0
> > >