1 files changed, 105 insertions, 7 deletions

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index df3f8aa68115..adb09e2ba394 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -68,7 +68,9 @@ MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and
  * are loadable via a userland utility.
  */
 
-static const unsigned short atkbd_set2_keycode[512] = {
+#define ATKBD_KEYMAP_SIZE       512
+
+static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = {
 
 #ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES
 
@@ -99,7 +101,7 @@ static const unsigned short atkbd_set2_keycode[512] = {
 #endif
 };
 
-static const unsigned short atkbd_set3_keycode[512] = {
+static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = {
 
           0,  0,  0,  0,  0,  0,  0, 59,  1,138,128,129,130, 15, 41, 60,
         131, 29, 42, 86, 58, 16,  2, 61,133, 56, 44, 31, 30, 17,  3, 62,
@@ -200,8 +202,8 @@ struct atkbd {
         char phys[32];
 
         unsigned short id;
-        unsigned short keycode[512];
-        DECLARE_BITMAP(force_release_mask, 512);
+        unsigned short keycode[ATKBD_KEYMAP_SIZE];
+        DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
         unsigned char set;
         unsigned char translated;
         unsigned char extra;
@@ -227,7 +229,7 @@ struct atkbd {
 };
 
 /*
- * System-specific ketymap fixup routine
+ * System-specific keymap fixup routine
  */
 static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
 static void *atkbd_platform_fixup_data;
@@ -253,6 +255,7 @@ static struct device_attribute atkbd_attr_##_name =				\
         __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name);
 
 ATKBD_DEFINE_ATTR(extra);
+ATKBD_DEFINE_ATTR(force_release);
 ATKBD_DEFINE_ATTR(scroll);
 ATKBD_DEFINE_ATTR(set);
 ATKBD_DEFINE_ATTR(softrepeat);
@@ -272,6 +275,7 @@ ATKBD_DEFINE_RO_ATTR(err_count);
 
 static struct attribute *atkbd_attributes[] = {
         &atkbd_attr_extra.attr,
+        &atkbd_attr_force_release.attr,
         &atkbd_attr_scroll.attr,
         &atkbd_attr_set.attr,
         &atkbd_attr_softrepeat.attr,
@@ -880,6 +884,14 @@ static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
 };
 
 /*
+ * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
+ * release for their volume buttons
+ */
+static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
+        0xae, 0xb0, -1U
+};
+
+/*
  * Samsung NC10,NC20 with Fn+F? key release not working
  */
 static unsigned int atkbd_samsung_forced_release_keys[] = {
@@ -895,6 +907,13 @@ static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = {
 };
 
 /*
+ * Amilo Pi 3525 key release for Fn+Volume keys not working
+ */
+static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
+        0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U
+};
+
+/*
  * Amilo Xi 3650 key release for light touch bar not working
  */
 static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = {
@@ -902,6 +921,13 @@ static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = {
 };
 
 /*
+ * Soltech TA12 system with broken key release on volume keys and mute key
+ */
+static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
+        0xa0, 0xae, 0xb0, -1U
+};
+
+/*
  * atkbd_set_keycode_table() initializes keyboard's keycode table
  * according to the selected scancode set
  */
@@ -912,7 +938,7 @@ static void atkbd_set_keycode_table(struct atkbd *atkbd)
         int i, j;
 
         memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
-        bitmap_zero(atkbd->force_release_mask, 512);
+        bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
 
         if (atkbd->translated) {
                 for (i = 0; i < 128; i++) {
@@ -1019,7 +1045,7 @@ static void atkbd_set_device_attrs(struct atkbd *atkbd)
         input_dev->keycodesize = sizeof(unsigned short);
         input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
 
-        for (i = 0; i < 512; i++)
+        for (i = 0; i < ATKBD_KEYMAP_SIZE; i++)
                 if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL)
                         __set_bit(atkbd->keycode[i], input_dev->keybit);
 }
@@ -1287,6 +1313,33 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun
         return count;
 }
 
+static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf)
+{
+        size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2,
+                        atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
+
+        buf[len++] = '\n';
+        buf[len] = '\0';
+
+        return len;
+}
+
+static ssize_t atkbd_set_force_release(struct atkbd *atkbd,
+                                        const char *buf, size_t count)
+{
+        /* 64 bytes on stack should be acceptable */
+        DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE);
+        int err;
+
+        err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE);
+        if (err)
+                return err;
+
+        memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask));
+        return count;
+}
+
+
 static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf)
 {
         return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0);
@@ -1523,6 +1576,33 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                 .driver_data = atkbd_hp_zv6100_forced_release_keys,
         },
         {
+                .ident = "HP Presario R4000",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
+                },
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_hp_r4000_forced_release_keys,
+        },
+        {
+                .ident = "HP Presario R4100",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
+                },
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_hp_r4000_forced_release_keys,
+        },
+        {
+                .ident = "HP Presario R4200",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
+                },
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_hp_r4000_forced_release_keys,
+        },
+        {
                 .ident = "Inventec Symphony",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
@@ -1568,6 +1648,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                 .driver_data = atkbd_amilo_pa1510_forced_release_keys,
         },
         {
+                .ident = "Fujitsu Amilo Pi 3525",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"),
+                },
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_amilo_pi3525_forced_release_keys,
+        },
+        {
                 .ident = "Fujitsu Amilo Xi 3650",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
@@ -1576,6 +1665,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                 .callback = atkbd_setup_forced_release,
                 .driver_data = atkbd_amilo_xi3650_forced_release_keys,
         },
+        {
+                .ident = "Soltech Corporation TA12",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "TA12"),
+                },
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkdb_soltech_ta12_forced_release_keys,
+        },
         { }
 };