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Date: Wed, 17 Apr 2024 10:24:18 +0200
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Tony Luck <tony.luck@...el.com>
Cc: linux-kernel@...r.kernel.org, Jacob Pan <jacob.jun.pan@...ux.intel.com>,
Len Brown <lenb@...nel.org>, linux-pm@...r.kernel.org, patches@...ts.linux.dev
Subject: Re: [PATCH v3 51/74] x86/cpu/vfm: Update drivers/idle/intel_idle.c
On Tue, Apr 16, 2024 at 11:31 PM Tony Luck <tony.luck@...el.com> wrote:
>
> New CPU #defines encode vendor and family as well as model.
>
> Signed-off-by: Tony Luck <tony.luck@...el.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---
> drivers/idle/intel_idle.c | 116 +++++++++++++++++++-------------------
> 1 file changed, 58 insertions(+), 58 deletions(-)
>
> diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
> index e486027f8b07..9aab7abc2ae9 100644
> --- a/drivers/idle/intel_idle.c
> +++ b/drivers/idle/intel_idle.c
> @@ -1494,53 +1494,53 @@ static const struct idle_cpu idle_cpu_srf __initconst = {
> };
>
> static const struct x86_cpu_id intel_idle_ids[] __initconst = {
> - X86_MATCH_INTEL_FAM6_MODEL(NEHALEM_EP, &idle_cpu_nhx),
> - X86_MATCH_INTEL_FAM6_MODEL(NEHALEM, &idle_cpu_nehalem),
> - X86_MATCH_INTEL_FAM6_MODEL(NEHALEM_G, &idle_cpu_nehalem),
> - X86_MATCH_INTEL_FAM6_MODEL(WESTMERE, &idle_cpu_nehalem),
> - X86_MATCH_INTEL_FAM6_MODEL(WESTMERE_EP, &idle_cpu_nhx),
> - X86_MATCH_INTEL_FAM6_MODEL(NEHALEM_EX, &idle_cpu_nhx),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_BONNELL, &idle_cpu_atom),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_BONNELL_MID, &idle_cpu_lincroft),
> - X86_MATCH_INTEL_FAM6_MODEL(WESTMERE_EX, &idle_cpu_nhx),
> - X86_MATCH_INTEL_FAM6_MODEL(SANDYBRIDGE, &idle_cpu_snb),
> - X86_MATCH_INTEL_FAM6_MODEL(SANDYBRIDGE_X, &idle_cpu_snx),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_SALTWELL, &idle_cpu_atom),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_SILVERMONT, &idle_cpu_byt),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_SILVERMONT_MID, &idle_cpu_tangier),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_AIRMONT, &idle_cpu_cht),
> - X86_MATCH_INTEL_FAM6_MODEL(IVYBRIDGE, &idle_cpu_ivb),
> - X86_MATCH_INTEL_FAM6_MODEL(IVYBRIDGE_X, &idle_cpu_ivt),
> - X86_MATCH_INTEL_FAM6_MODEL(HASWELL, &idle_cpu_hsw),
> - X86_MATCH_INTEL_FAM6_MODEL(HASWELL_X, &idle_cpu_hsx),
> - X86_MATCH_INTEL_FAM6_MODEL(HASWELL_L, &idle_cpu_hsw),
> - X86_MATCH_INTEL_FAM6_MODEL(HASWELL_G, &idle_cpu_hsw),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_SILVERMONT_D, &idle_cpu_avn),
> - X86_MATCH_INTEL_FAM6_MODEL(BROADWELL, &idle_cpu_bdw),
> - X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_G, &idle_cpu_bdw),
> - X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_X, &idle_cpu_bdx),
> - X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_D, &idle_cpu_bdx),
> - X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_L, &idle_cpu_skl),
> - X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE, &idle_cpu_skl),
> - X86_MATCH_INTEL_FAM6_MODEL(KABYLAKE_L, &idle_cpu_skl),
> - X86_MATCH_INTEL_FAM6_MODEL(KABYLAKE, &idle_cpu_skl),
> - X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_X, &idle_cpu_skx),
> - X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &idle_cpu_icx),
> - X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &idle_cpu_icx),
> - X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, &idle_cpu_adl),
> - X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L, &idle_cpu_adl_l),
> - X86_MATCH_INTEL_FAM6_MODEL(METEORLAKE_L, &idle_cpu_mtl_l),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_GRACEMONT, &idle_cpu_gmt),
> - X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X, &idle_cpu_spr),
> - X86_MATCH_INTEL_FAM6_MODEL(EMERALDRAPIDS_X, &idle_cpu_spr),
> - X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNL, &idle_cpu_knl),
> - X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNM, &idle_cpu_knl),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT, &idle_cpu_bxt),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT_PLUS, &idle_cpu_bxt),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_GOLDMONT_D, &idle_cpu_dnv),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, &idle_cpu_snr),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_CRESTMONT, &idle_cpu_grr),
> - X86_MATCH_INTEL_FAM6_MODEL(ATOM_CRESTMONT_X, &idle_cpu_srf),
> + X86_MATCH_VFM(INTEL_NEHALEM_EP, &idle_cpu_nhx),
> + X86_MATCH_VFM(INTEL_NEHALEM, &idle_cpu_nehalem),
> + X86_MATCH_VFM(INTEL_NEHALEM_G, &idle_cpu_nehalem),
> + X86_MATCH_VFM(INTEL_WESTMERE, &idle_cpu_nehalem),
> + X86_MATCH_VFM(INTEL_WESTMERE_EP, &idle_cpu_nhx),
> + X86_MATCH_VFM(INTEL_NEHALEM_EX, &idle_cpu_nhx),
> + X86_MATCH_VFM(INTEL_ATOM_BONNELL, &idle_cpu_atom),
> + X86_MATCH_VFM(INTEL_ATOM_BONNELL_MID, &idle_cpu_lincroft),
> + X86_MATCH_VFM(INTEL_WESTMERE_EX, &idle_cpu_nhx),
> + X86_MATCH_VFM(INTEL_SANDYBRIDGE, &idle_cpu_snb),
> + X86_MATCH_VFM(INTEL_SANDYBRIDGE_X, &idle_cpu_snx),
> + X86_MATCH_VFM(INTEL_ATOM_SALTWELL, &idle_cpu_atom),
> + X86_MATCH_VFM(INTEL_ATOM_SILVERMONT, &idle_cpu_byt),
> + X86_MATCH_VFM(INTEL_ATOM_SILVERMONT_MID, &idle_cpu_tangier),
> + X86_MATCH_VFM(INTEL_ATOM_AIRMONT, &idle_cpu_cht),
> + X86_MATCH_VFM(INTEL_IVYBRIDGE, &idle_cpu_ivb),
> + X86_MATCH_VFM(INTEL_IVYBRIDGE_X, &idle_cpu_ivt),
> + X86_MATCH_VFM(INTEL_HASWELL, &idle_cpu_hsw),
> + X86_MATCH_VFM(INTEL_HASWELL_X, &idle_cpu_hsx),
> + X86_MATCH_VFM(INTEL_HASWELL_L, &idle_cpu_hsw),
> + X86_MATCH_VFM(INTEL_HASWELL_G, &idle_cpu_hsw),
> + X86_MATCH_VFM(INTEL_ATOM_SILVERMONT_D, &idle_cpu_avn),
> + X86_MATCH_VFM(INTEL_BROADWELL, &idle_cpu_bdw),
> + X86_MATCH_VFM(INTEL_BROADWELL_G, &idle_cpu_bdw),
> + X86_MATCH_VFM(INTEL_BROADWELL_X, &idle_cpu_bdx),
> + X86_MATCH_VFM(INTEL_BROADWELL_D, &idle_cpu_bdx),
> + X86_MATCH_VFM(INTEL_SKYLAKE_L, &idle_cpu_skl),
> + X86_MATCH_VFM(INTEL_SKYLAKE, &idle_cpu_skl),
> + X86_MATCH_VFM(INTEL_KABYLAKE_L, &idle_cpu_skl),
> + X86_MATCH_VFM(INTEL_KABYLAKE, &idle_cpu_skl),
> + X86_MATCH_VFM(INTEL_SKYLAKE_X, &idle_cpu_skx),
> + X86_MATCH_VFM(INTEL_ICELAKE_X, &idle_cpu_icx),
> + X86_MATCH_VFM(INTEL_ICELAKE_D, &idle_cpu_icx),
> + X86_MATCH_VFM(INTEL_ALDERLAKE, &idle_cpu_adl),
> + X86_MATCH_VFM(INTEL_ALDERLAKE_L, &idle_cpu_adl_l),
> + X86_MATCH_VFM(INTEL_METEORLAKE_L, &idle_cpu_mtl_l),
> + X86_MATCH_VFM(INTEL_ATOM_GRACEMONT, &idle_cpu_gmt),
> + X86_MATCH_VFM(INTEL_SAPPHIRERAPIDS_X, &idle_cpu_spr),
> + X86_MATCH_VFM(INTEL_EMERALDRAPIDS_X, &idle_cpu_spr),
> + X86_MATCH_VFM(INTEL_XEON_PHI_KNL, &idle_cpu_knl),
> + X86_MATCH_VFM(INTEL_XEON_PHI_KNM, &idle_cpu_knl),
> + X86_MATCH_VFM(INTEL_ATOM_GOLDMONT, &idle_cpu_bxt),
> + X86_MATCH_VFM(INTEL_ATOM_GOLDMONT_PLUS, &idle_cpu_bxt),
> + X86_MATCH_VFM(INTEL_ATOM_GOLDMONT_D, &idle_cpu_dnv),
> + X86_MATCH_VFM(INTEL_ATOM_TREMONT_D, &idle_cpu_snr),
> + X86_MATCH_VFM(INTEL_ATOM_CRESTMONT, &idle_cpu_grr),
> + X86_MATCH_VFM(INTEL_ATOM_CRESTMONT_X, &idle_cpu_srf),
> {}
> };
>
> @@ -1990,27 +1990,27 @@ static void __init intel_idle_init_cstates_icpu(struct cpuidle_driver *drv)
> {
> int cstate;
>
> - switch (boot_cpu_data.x86_model) {
> - case INTEL_FAM6_IVYBRIDGE_X:
> + switch (boot_cpu_data.x86_vfm) {
> + case INTEL_IVYBRIDGE_X:
> ivt_idle_state_table_update();
> break;
> - case INTEL_FAM6_ATOM_GOLDMONT:
> - case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
> + case INTEL_ATOM_GOLDMONT:
> + case INTEL_ATOM_GOLDMONT_PLUS:
> bxt_idle_state_table_update();
> break;
> - case INTEL_FAM6_SKYLAKE:
> + case INTEL_SKYLAKE:
> sklh_idle_state_table_update();
> break;
> - case INTEL_FAM6_SKYLAKE_X:
> + case INTEL_SKYLAKE_X:
> skx_idle_state_table_update();
> break;
> - case INTEL_FAM6_SAPPHIRERAPIDS_X:
> - case INTEL_FAM6_EMERALDRAPIDS_X:
> + case INTEL_SAPPHIRERAPIDS_X:
> + case INTEL_EMERALDRAPIDS_X:
> spr_idle_state_table_update();
> break;
> - case INTEL_FAM6_ALDERLAKE:
> - case INTEL_FAM6_ALDERLAKE_L:
> - case INTEL_FAM6_ATOM_GRACEMONT:
> + case INTEL_ALDERLAKE:
> + case INTEL_ALDERLAKE_L:
> + case INTEL_ATOM_GRACEMONT:
> adl_idle_state_table_update();
> break;
> }
> --
> 2.44.0
>
>
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