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Tue, 11 Mar 2025 22:12:10 -0700 (PDT) From: Kurt Borja Date: Wed, 12 Mar 2025 00:11:19 -0500 Subject: [PATCH v5 06/12] platform/x86: alienware-wmi-wmax: Add support for the "custom" thermal profile Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250312-hwm-v5-6-deb15ff8f3c6@gmail.com> References: <20250312-hwm-v5-0-deb15ff8f3c6@gmail.com> In-Reply-To: <20250312-hwm-v5-0-deb15ff8f3c6@gmail.com> To: =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Armin Wolf Cc: Kurt Borja , Hans de Goede , platform-driver-x86@vger.kernel.org, Dell.Client.Kernel@dell.com, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.2 All models with the "AWCC" WMAX device support a "custom" thermal profile. In some models this profile signals user-space that the user wants to manually control the fans, which are always unlocked. In other models it actually unlocks manual fan control. Reviewed-by: Armin Wolf Signed-off-by: Kurt Borja --- drivers/platform/x86/dell/alienware-wmi-wmax.c | 23 +++++++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-) diff --git a/drivers/platform/x86/dell/alienware-wmi-wmax.c b/drivers/platf= orm/x86/dell/alienware-wmi-wmax.c index 0530f25b956f73f47c0354f40dac2910448c894e..3b37e4456482bc284b8e867c1c5= b6255fc6c8ef2 100644 --- a/drivers/platform/x86/dell/alienware-wmi-wmax.c +++ b/drivers/platform/x86/dell/alienware-wmi-wmax.c @@ -29,8 +29,6 @@ #define AWCC_METHOD_THERMAL_CONTROL 0x15 #define AWCC_METHOD_GAME_SHIFT_STATUS 0x25 =20 -#define AWCC_THERMAL_MODE_GMODE 0xAB - #define AWCC_FAILURE_CODE 0xFFFFFFFF #define AWCC_FAILURE_CODE_2 0xFFFFFFFE #define AWCC_THERMAL_TABLE_MASK GENMASK(7, 4) @@ -177,6 +175,11 @@ enum AWCC_THERMAL_TABLES { AWCC_THERMAL_TABLE_USTT =3D 0xA, }; =20 +enum AWCC_SPECIAL_THERMAL_CODES { + AWCC_SPECIAL_PROFILE_CUSTOM =3D 0x00, + AWCC_SPECIAL_PROFILE_GMODE =3D 0xAB, +}; + enum awcc_thermal_profile { AWCC_PROFILE_USTT_BALANCED, AWCC_PROFILE_USTT_BALANCED_PERFORMANCE, @@ -589,9 +592,15 @@ static int awcc_platform_profile_get(struct device *de= v, if (ret) return ret; =20 - if (out_data =3D=3D AWCC_THERMAL_MODE_GMODE) { + switch (out_data) { + case AWCC_SPECIAL_PROFILE_CUSTOM: + *profile =3D PLATFORM_PROFILE_CUSTOM; + return 0; + case AWCC_SPECIAL_PROFILE_GMODE: *profile =3D PLATFORM_PROFILE_PERFORMANCE; return 0; + default: + break; } =20 if (!is_awcc_thermal_profile_id(out_data)) @@ -679,11 +688,17 @@ static int awcc_platform_profile_probe(void *drvdata,= unsigned long *choices) =20 if (awcc->gmode) { priv->supported_profiles[PLATFORM_PROFILE_PERFORMANCE] =3D - AWCC_THERMAL_MODE_GMODE; + AWCC_SPECIAL_PROFILE_GMODE; =20 __set_bit(PLATFORM_PROFILE_PERFORMANCE, choices); } =20 + /* Every model supports the "custom" profile */ + priv->supported_profiles[PLATFORM_PROFILE_CUSTOM] =3D + AWCC_SPECIAL_PROFILE_CUSTOM; + + __set_bit(PLATFORM_PROFILE_CUSTOM, choices); + return 0; } =20 --=20 2.48.1