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Wysocki" CC: Len Brown , "Huang, Ray" , "linux-acpi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-pm@vger.kernel.org" , "Shenoy, Gautham Ranjal" , "Karny, Wyes" , "Yuan, Perry" Subject: RE: [PATCH v3 1/3] ACPI: CPPC: Add definition for undefined FADT preferred PM profile value Thread-Topic: [PATCH v3 1/3] ACPI: CPPC: Add definition for undefined FADT preferred PM profile value Thread-Index: AQHZo5yBPFval+X6jUycxVppZosNdq+Up1WA Date: Wed, 21 Jun 2023 04:23:45 +0000 Message-ID: References: <20230620172433.21325-1-mario.limonciello@amd.com> <20230620172433.21325-2-mario.limonciello@amd.com> In-Reply-To: <20230620172433.21325-2-mario.limonciello@amd.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_ActionId=01887500-cdf0-4149-85e1-0c5b66714bfe;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_ContentBits=0;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_Enabled=true;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_Method=Standard;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_Name=General;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_SetDate=2023-06-21T04:17:22Z;MSIP_Label_4342314e-0df4-4b58-84bf-38bed6170a0f_SiteId=3dd8961f-e488-4e60-8e11-a82d994e183d; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CYYPR12MB8655.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 391ab2f3-851b-45a3-84ec-08db720f4d93 X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Jun 2023 04:23:45.4506 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: UGxfq7V3FFsgfYsGE9XtvsenDcbn+aGfK/PG9pM18dP1TFTCZ7M7hU8xfCrR86rIr3dlTFzQhOXBFSrRtDJuDA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7530 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [AMD Official Use Only - General] > -----Original Message----- > From: Limonciello, Mario > Sent: Wednesday, June 21, 2023 1:25 AM > To: Rafael J . Wysocki > Cc: Len Brown ; Huang, Ray ; > linux-acpi@vger.kernel.org; linux-kernel@vger.kernel.org; linux- > pm@vger.kernel.org; Shenoy, Gautham Ranjal > ; Karny, Wyes ; > Yuan, Perry ; Limonciello, Mario > > Subject: [PATCH v3 1/3] ACPI: CPPC: Add definition for undefined FADT > preferred PM profile value > > In the event a new preferred PM profile value is introduced it's best for= code > to be able to defensively guard against it so that the wrong settings don= 't get > applied on a new system that uses this profile but ancient kernels. > > Acked-by: Huang Rui > Suggested-by: Gautham Ranjal Shenoy > Link: > https://uefi.org/htmlspecs/ACPI_Spec_6_4_html/05_ACPI_Software_Progr > amming_Model/ACPI_Software_Programming_Model.html#fixed-acpi- > description-table-fadt > Signed-off-by: Mario Limonciello > --- > v2->v3: > * Drop new symbols (they fold into patch 2) > * Update commit message > * Add Ray's tag > --- > include/acpi/actbl.h | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index > e5dfb6f4de52..451f6276da49 100644 > --- a/include/acpi/actbl.h > +++ b/include/acpi/actbl.h > @@ -307,7 +307,8 @@ enum acpi_preferred_pm_profiles { > PM_SOHO_SERVER =3D 5, > PM_APPLIANCE_PC =3D 6, > PM_PERFORMANCE_SERVER =3D 7, > - PM_TABLET =3D 8 > + PM_TABLET =3D 8, > + NR_PM_PROFILES =3D 9 > }; > > /* Values for sleep_status and sleep_control registers (V5+ FADT) */ > -- > 2.34.1 LGTM, Reviewed-by: Perry Yuan