i8k: Add support for Dell Latitude E6540

Add support for the Dell Latitude E6540 which needs a different fan speed multiplier.

Signed-off-by: Steven Honeyman <stevenhoneyman@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c
index 65525c7e903c..34174d01462e 100644
--- a/drivers/char/i8k.c
+++ b/drivers/char/i8k.c
@@ -651,6 +651,7 @@ struct i8k_config_data {
 
 enum i8k_configs {
         DELL_LATITUDE_D520,
+        DELL_LATITUDE_E6540,
         DELL_PRECISION_490,
         DELL_STUDIO,
         DELL_XPS_M140,
@@ -661,6 +662,10 @@ static const struct i8k_config_data i8k_config_data[] = {
                 .fan_mult = 1,
                 .fan_max = I8K_FAN_TURBO,
         },
+        [DELL_LATITUDE_E6540] = {
+                .fan_mult = 1,
+                .fan_max = I8K_FAN_HIGH,
+        },
         [DELL_PRECISION_490] = {
                 .fan_mult = 1,
                 .fan_max = I8K_FAN_TURBO,
@@ -706,6 +711,14 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
                 .driver_data = (void *)&i8k_config_data[DELL_LATITUDE_D520],
         },
         {
+                .ident = "Dell Latitude E6540",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Latitude E6540"),
+                },
+                .driver_data = (void *)&i8k_config_data[DELL_LATITUDE_E6540],
+        },
+        {
                 .ident = "Dell Latitude 2",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),