linux-kernel - [PATCH] intel_idle: Add RaptorLake support

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Message-Id: <20230119070205.90047-1-noltari@gmail.com>
Date:   Thu, 19 Jan 2023 08:02:05 +0100
From:   Álvaro Fernández Rojas 
        <noltari@...il.com>
To:     jacob.jun.pan@...ux.intel.com, lenb@...nel.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Álvaro Fernández Rojas 
        <noltari@...il.com>
Subject: [PATCH] intel_idle: Add RaptorLake support

This patch adds RaptorLake support to the intel_idle driver.

Since RaptorLake and AlderLake C-state are characteristics the same, we use
AlderLake C-states tables for RaptorLake as well.

Signed-off-by: Álvaro Fernández Rojas <noltari@...il.com>
---
 drivers/idle/intel_idle.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index cfeb24d40d37..1a35b98d9bae 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -1429,6 +1429,9 @@ static const struct x86_cpu_id intel_idle_ids[] __initconst = {
 	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(ALDERLAKE_N,		&idle_cpu_adl_n),
+	X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE,		&idle_cpu_adl),
+	X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_P,	&idle_cpu_adl_n),
+	X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_S,	&idle_cpu_adl),
 	X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_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),
@@ -1867,6 +1870,9 @@ static void __init intel_idle_init_cstates_icpu(struct cpuidle_driver *drv)
 	case INTEL_FAM6_ALDERLAKE:
 	case INTEL_FAM6_ALDERLAKE_L:
 	case INTEL_FAM6_ALDERLAKE_N:
+	case INTEL_FAM6_RAPTORLAKE:
+	case INTEL_FAM6_RAPTORLAKE_P:
+	case INTEL_FAM6_RAPTORLAKE_S:
 		adl_idle_state_table_update();
 		break;
 	}
-- 
2.34.1