i8k: Add support for Dell Precision 490 and Latitude D520

Both systems need non-standard parameters for fan multiplier
and maximum fan speed.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: Andreas Mohr <andi@lisas.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c
index 6a6c085..4e10c4b 100644 (file)
--- a/drivers/char/i8k.c
+++ b/drivers/char/i8k.c
@@ -648,11 +648,21 @@ struct i8k_config_data {
 };
 
 enum i8k_configs {
+       DELL_LATITUDE_D520,
+       DELL_PRECISION_490,
        DELL_STUDIO,
        DELL_XPS_M140,
 };
 
 static const struct i8k_config_data i8k_config_data[] = {
+       [DELL_LATITUDE_D520] = {
+               .fan_mult = 1,
+               .fan_max = I8K_FAN_TURBO,
+       },
+       [DELL_PRECISION_490] = {
+               .fan_mult = 1,
+               .fan_max = I8K_FAN_TURBO,
+       },
        [DELL_STUDIO] = {
                .fan_mult = 1,
                .fan_max = I8K_FAN_HIGH,
@@ -686,6 +696,14 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
                },
        },
        {
+               .ident = "Dell Latitude D520",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D520"),
+               },
+               .driver_data = (void *)&i8k_config_data[DELL_LATITUDE_D520],
+       },
+       {
                .ident = "Dell Latitude 2",
                .matches = {
                        DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
@@ -707,6 +725,15 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
                },
        },
        {
+               .ident = "Dell Precision 490",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME,
+                                 "Precision WorkStation 490"),
+               },
+               .driver_data = (void *)&i8k_config_data[DELL_PRECISION_490],
+       },
+       {
                .ident = "Dell Precision",
                .matches = {
                        DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),