drivers/hwmon/dell-smm-hwmon.c

3  * dell-smm-hwmon.c -- Linux driver for accessing the SMM BIOS on Dell laptops.
90 MODULE_DESCRIPTION("Dell laptop SMM BIOS hwmon driver");
1010 		.ident = "Dell Inspiron",
1012 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer"),
1017 		.ident = "Dell Latitude",
1019 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer"),
1024 		.ident = "Dell Inspiron 2",
1026 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1031 		.ident = "Dell Latitude D520",
1033 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1039 		.ident = "Dell Latitude 2",
1041 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1046 		.ident = "Dell Inspiron 3",
1048 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1053 		.ident = "Dell Inspiron 3",
1055 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1060 		.ident = "Dell Precision 490",
1062 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1069 		.ident = "Dell Precision",
1071 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1076 		.ident = "Dell Vostro",
1078 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1083 		.ident = "Dell Studio",
1085 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1091 		.ident = "Dell XPS M140",
1093 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1099 		.ident = "Dell XPS",
1101 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1112  * randomly going up and down due to bug in Dell SMM or BIOS. Here is blacklist
1113  * of affected Dell machines for which we disallow I8K_SMM_GET_FAN_TYPE call.
1118 		.ident = "Dell Studio XPS 8000",
1120 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1125 		.ident = "Dell Studio XPS 8100",
1127 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1132 		.ident = "Dell Inspiron 580",
1134 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1142  * On some machines all fan related SMM functions implemented by Dell BIOS
1143  * firmware freeze kernel for about 500ms. Until Dell fixes these problems fan
1144  * support for affected blacklisted Dell machines stay disabled.
1149 		.ident = "Dell Inspiron 7720",
1151 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1156 		.ident = "Dell Vostro 3360",
1158 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1163 		.ident = "Dell XPS13 9333",
1165 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1170 		.ident = "Dell XPS 15 L502X",
1172 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1173 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Dell System XPS L502X"),
1197 		.ident = "Dell Precision 5530",
1199 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1205 		.ident = "Dell Latitude 5480",
1207 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1213 		.ident = "Dell Latitude E6440",
1215 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1238 		pr_info("not running on a supported Dell system.\n");  in i8k_probe()
1246 		pr_warn("broken Dell BIOS detected, disallow fan support\n");  in i8k_probe()
1252 		pr_warn("broken Dell BIOS detected, disallow fan type call\n");  in i8k_probe()
1263 	 * Get SMM Dell signature  in i8k_probe()
1267 		pr_err("unable to get SMM Dell signature\n");  in i8k_probe()