linux-kernel - [RFC PATCH] powercap: Add Hygon Fam18h RAPL support

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Message-ID: <20210225130129.21512-1-puwen@hygon.cn>
Date:   Thu, 25 Feb 2021 21:01:28 +0800
From:   Pu Wen <puwen@...on.cn>
To:     <linux-kernel@...r.kernel.org>
CC:     <linux-pm@...r.kernel.org>, <rjw@...ysocki.net>,
        <rafael@...nel.org>, <bp@...en8.de>, <victording@...gle.com>,
        <kim.phillips@....com>, <rui.zhang@...el.com>,
        <srinivas.pandruvada@...ux.intel.com>, Pu Wen <puwen@...on.cn>
Subject: [RFC PATCH] powercap: Add Hygon Fam18h RAPL support

Enable Hygon Fam18h RAPL support for the power capping framework.

Signed-off-by: Pu Wen <puwen@...on.cn>
---
 drivers/powercap/intel_rapl_common.c | 1 +
 drivers/powercap/intel_rapl_msr.c    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c
index fdda2a737186..73cf68af9770 100644
--- a/drivers/powercap/intel_rapl_common.c
+++ b/drivers/powercap/intel_rapl_common.c
@@ -1069,6 +1069,7 @@ static const struct x86_cpu_id rapl_ids[] __initconst = {
 
 	X86_MATCH_VENDOR_FAM(AMD, 0x17, &rapl_defaults_amd),
 	X86_MATCH_VENDOR_FAM(AMD, 0x19, &rapl_defaults_amd),
+	X86_MATCH_VENDOR_FAM(HYGON, 0x18, &rapl_defaults_amd),
 	{}
 };
 MODULE_DEVICE_TABLE(x86cpu, rapl_ids);
diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c
index 78213d4b5b16..cc3b22881bfe 100644
--- a/drivers/powercap/intel_rapl_msr.c
+++ b/drivers/powercap/intel_rapl_msr.c
@@ -150,6 +150,7 @@ static int rapl_msr_probe(struct platform_device *pdev)
 	case X86_VENDOR_INTEL:
 		rapl_msr_priv = &rapl_msr_priv_intel;
 		break;
+	case X86_VENDOR_HYGON:
 	case X86_VENDOR_AMD:
 		rapl_msr_priv = &rapl_msr_priv_amd;
 		break;
-- 
2.23.0