5 files changed, 53 insertions, 15 deletions

diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index cd80d1dd1950..57bdaf6ffab1 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -203,8 +203,9 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_BCT", 1, ACPI_RTYPE_INTEGER}},
         {{"_BDN", 0, ACPI_RTYPE_INTEGER}},
         {{"_BFS", 1, 0}},
-        {{"_BIF", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (9 Int),(4 Str) */
-                          {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9, ACPI_RTYPE_STRING}, 4,0}},
+        {{"_BIF", 0, ACPI_RTYPE_PACKAGE} }, /* Fixed-length (9 Int),(4 Str/Buf) */
+                          {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9,
+                             ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER}, 4, 0} },
 
         {{"_BIX", 0, ACPI_RTYPE_PACKAGE}},      /* Fixed-length (16 Int),(4 Str) */
         {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16, ACPI_RTYPE_STRING}, 4,
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index e56b2a7b53db..23e5a0519af5 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -224,6 +224,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
          * _OSI(Linux) helps sound
          * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
          * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+         * T400, T500
          * _OSI(Linux) has Linux specific hooks
          * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
          * _OSI(Linux) is a NOP:
@@ -254,6 +255,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
                 },
         },
+        {
+        .callback = dmi_enable_osi_linux,
+        .ident = "Lenovo ThinkPad T400",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
+                },
+        },
+        {
+        .callback = dmi_enable_osi_linux,
+        .ident = "Lenovo ThinkPad T500",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
+                },
+        },
         {}
 };
 
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 4cc1b8116e76..5f2c379ab7bf 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -430,6 +430,14 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
         },
         {
         .callback = init_set_sci_en_on_resume,
+        .ident = "Hewlett-Packard Compaq Presario C700 Notebook PC",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Compaq Presario C700 Notebook PC"),
+                },
+        },
+        {
+        .callback = init_set_sci_en_on_resume,
         .ident = "Hewlett-Packard Compaq Presario CQ40 Notebook PC",
         .matches = {
                 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 0a8f735f6c4a..ab64522aaa64 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
  */
 #undef START_IN_KERNEL_MODE
 
-#define DRV_VER "0.5.17"
+#define DRV_VER "0.5.18"
 
 /*
  * According to the Atom N270 datasheet,
@@ -61,7 +61,7 @@
  * measured by the on-die thermal monitor are within 0 <= Tj <= 90. So,
  * assume 89°C is critical temperature.
  */
-#define ACERHDF_TEMP_CRIT 89
+#define ACERHDF_TEMP_CRIT 89000
 #define ACERHDF_FAN_OFF 0
 #define ACERHDF_FAN_AUTO 1
 
@@ -69,7 +69,7 @@
  * No matter what value the user puts into the fanon variable, turn on the fan
  * at 80 degree Celsius to prevent hardware damage
  */
-#define ACERHDF_MAX_FANON 80
+#define ACERHDF_MAX_FANON 80000
 
 /*
  * Maximum interval between two temperature checks is 15 seconds, as the die
@@ -85,8 +85,8 @@ static int kernelmode;
 #endif
 
 static unsigned int interval = 10;
-static unsigned int fanon = 63;
-static unsigned int fanoff = 58;
+static unsigned int fanon = 63000;
+static unsigned int fanoff = 58000;
 static unsigned int verbose;
 static unsigned int fanstate = ACERHDF_FAN_AUTO;
 static char force_bios[16];
@@ -171,7 +171,7 @@ static int acerhdf_get_temp(int *temp)
         if (ec_read(bios_cfg->tempreg, &read_temp))
                 return -EINVAL;
 
-        *temp = read_temp;
+        *temp = read_temp * 1000;
 
         return 0;
 }
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index d93108d148fc..a848c7e20aeb 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1680,36 +1680,48 @@ static void tpacpi_remove_driver_attributes(struct device_driver *drv)
                           | (__bv1) << 8 | (__bv2) }
 
 #define TPV_Q_X(__v, __bid1, __bid2, __bv1, __bv2,      \
-                __eid1, __eid2, __ev1, __ev2)           \
+                __eid, __ev1, __ev2)                    \
         { .vendor       = (__v),                        \
           .bios         = TPID(__bid1, __bid2),         \
-          .ec           = TPID(__eid1, __eid2),         \
+          .ec           = __eid,                        \
           .quirks       = (__ev1) << 24 | (__ev2) << 16 \
                           | (__bv1) << 8 | (__bv2) }
 
 #define TPV_QI0(__id1, __id2, __bv1, __bv2) \
         TPV_Q(PCI_VENDOR_ID_IBM, __id1, __id2, __bv1, __bv2)
 
+/* Outdated IBM BIOSes often lack the EC id string */
 #define TPV_QI1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
         TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2,        \
-                __bv1, __bv2, __id1, __id2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__id1, __id2),       \
+                __ev1, __ev2),                          \
+        TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2,        \
+                __bv1, __bv2, TPACPI_MATCH_UNKNOWN,     \
+                __ev1, __ev2)
 
+/* Outdated IBM BIOSes often lack the EC id string */
 #define TPV_QI2(__bid1, __bid2, __bv1, __bv2,           \
                 __eid1, __eid2, __ev1, __ev2)           \
         TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2,      \
-                __bv1, __bv2, __eid1, __eid2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__eid1, __eid2),     \
+                __ev1, __ev2),                          \
+        TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2,      \
+                __bv1, __bv2, TPACPI_MATCH_UNKNOWN,     \
+                __ev1, __ev2)
 
 #define TPV_QL0(__id1, __id2, __bv1, __bv2) \
         TPV_Q(PCI_VENDOR_ID_LENOVO, __id1, __id2, __bv1, __bv2)
 
 #define TPV_QL1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
         TPV_Q_X(PCI_VENDOR_ID_LENOVO, __id1, __id2,     \
-                __bv1, __bv2, __id1, __id2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__id1, __id2),       \
+                __ev1, __ev2)
 
 #define TPV_QL2(__bid1, __bid2, __bv1, __bv2,           \
                 __eid1, __eid2, __ev1, __ev2)           \
         TPV_Q_X(PCI_VENDOR_ID_LENOVO, __bid1, __bid2,   \
-                __bv1, __bv2, __eid1, __eid2, __ev1, __ev2)
+                __bv1, __bv2, TPID(__eid1, __eid2),     \
+                __ev1, __ev2)
 
 static const struct tpacpi_quirk tpacpi_bios_version_qtable[] __initconst = {
         /*  Numeric models ------------------ */
@@ -6313,7 +6325,7 @@ static int brightness_write(char *buf)
          * Doing it this way makes the syscall restartable in case of EINTR
          */
         rc = brightness_set(level);
-        return (rc == -EINTR)? ERESTARTSYS : rc;
+        return (rc == -EINTR)? -ERESTARTSYS : rc;
 }
 
 static struct ibm_struct brightness_driver_data = {