LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Bjorn Helgaas <bhelgaas@google.com>
To: Sonny Rao <sonnyrao@chromium.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Stephane Eranian <eranian@google.com>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"x86@kernel.org" <x86@kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>
Subject: Re: [PATCHv2] perf/x86/intel/uncore: add support for Haswell ULT IMC uncore
Date: Mon, 20 Apr 2015 17:35:58 -0500	[thread overview]
Message-ID: <CAErSpo75LotGagb8rtvCX7ZVpXMQ_KCGk9E_dzFvh7HYs9M4gA@mail.gmail.com> (raw)
In-Reply-To: <1429569247-16697-1-git-send-email-sonnyrao@chromium.org>

On Mon, Apr 20, 2015 at 5:34 PM, Sonny Rao <sonnyrao@chromium.org> wrote:
> This uncore is the same as the Haswell desktop part but uses a
> different PCI ID.
>
> Signed-off-by: Sonny Rao <sonnyrao@chromium.org>

You don't need my ack, and I don't know enough to review the perf
stuff anyway, but the way you handled the PCI device ID looks great to
me.

> ---
>  arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c
> index 3001015..ca75e70 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c
> @@ -1,6 +1,9 @@
>  /* Nehalem/SandBridge/Haswell uncore support */
>  #include "perf_event_intel_uncore.h"
>
> +/* Uncore IMC PCI Id */
> +#define PCI_DEVICE_ID_INTEL_HSW_U_IMC  0x0a04
> +
>  /* SNB event control */
>  #define SNB_UNC_CTL_EV_SEL_MASK                        0x000000ff
>  #define SNB_UNC_CTL_UMASK_MASK                 0x0000ff00
> @@ -472,6 +475,10 @@ static const struct pci_device_id hsw_uncore_pci_ids[] = {
>                 PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_HSW_IMC),
>                 .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
>         },
> +       { /* IMC */
> +               PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_HSW_U_IMC),
> +               .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
> +       },
>         { /* end: all zeroes */ },
>  };
>
> @@ -502,6 +509,7 @@ static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = {
>         IMC_DEV(IVB_IMC, &ivb_uncore_pci_driver),    /* 3rd Gen Core processor */
>         IMC_DEV(IVB_E3_IMC, &ivb_uncore_pci_driver), /* Xeon E3-1200 v2/3rd Gen Core processor */
>         IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver),    /* 4th Gen Core Processor */
> +       IMC_DEV(HSW_U_IMC, &hsw_uncore_pci_driver),  /* 4th Gen Core ULT Mobile Processor */
>         {  /* end marker */ }
>  };
>
> --
> 2.1.2
>

  reply	other threads:[~2015-04-20 22:36 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-20 22:34 Sonny Rao
2015-04-20 22:35 ` Bjorn Helgaas [this message]
2015-04-21  7:29 ` Ingo Molnar
2015-04-21  7:33 ` [tip:x86/urgent] perf/x86/intel/uncore: Add support for Intel Haswell ULT (lower power Mobile Processor) IMC uncore PMUs tip-bot for Sonny Rao
2015-04-22 14:10 ` [tip:perf/urgent] " tip-bot for Sonny Rao

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAErSpo75LotGagb8rtvCX7ZVpXMQ_KCGk9E_dzFvh7HYs9M4gA@mail.gmail.com \
    --to=bhelgaas@google.com \
    --cc=a.p.zijlstra@chello.nl \
    --cc=acme@kernel.org \
    --cc=eranian@google.com \
    --cc=hpa@zytor.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pci@vger.kernel.org \
    --cc=mingo@redhat.com \
    --cc=paulus@samba.org \
    --cc=sonnyrao@chromium.org \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    --subject='Re: [PATCHv2] perf/x86/intel/uncore: add support for Haswell ULT IMC uncore' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).