[Xen-changelog] [xen master] x86/mwait-idle: add Gemini Lake support

[patchbot@xxxxxxx]

commit 4e131596f1defec9407b6e60d584a696beaf5d7e
Author:     David E. Box <david.e.box@xxxxxxxxxxxxxxx>
AuthorDate: Tue Mar 20 11:21:58 2018 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Mar 20 11:21:58 2018 +0100

    x86/mwait-idle: add Gemini Lake support
    
    Gemini Lake uses the same C-states as Broxton and also uses the
    IRTL MSR's to determine maximum C-state latency.
    
    Signed-off-by: David E. Box <david.e.box@xxxxxxxxxxxxxxx>
    Acked-by: Len Brown <len.brown@xxxxxxxxx>
    Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
    [Linux commit 1b2e87687d3f951a66900cab6f1583d94099d2f7]
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/cpu/mwait-idle.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xen/arch/x86/cpu/mwait-idle.c b/xen/arch/x86/cpu/mwait-idle.c
index e357f29208..77fc3ddacc 100644
--- a/xen/arch/x86/cpu/mwait-idle.c
+++ b/xen/arch/x86/cpu/mwait-idle.c
@@ -955,6 +955,7 @@ static const struct x86_cpu_id intel_idle_ids[] 
__initconstrel = {
        ICPU(0x57, knl),
        ICPU(0x85, knl),
        ICPU(0x5c, bxt),
+       ICPU(0x7a, bxt),
        ICPU(0x5f, dnv),
        {}
 };
@@ -1100,6 +1101,7 @@ static void __init mwait_idle_state_table_update(void)
                ivt_idle_state_table_update();
                break;
        case 0x5c: /* BXT */
+       case 0x7a:
                bxt_idle_state_table_update();
                break;
        case 0x5e: /* SKL-H */
--
generated by git-patchbot for /home/xen/git/xen.git#master

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