Input: atkbd - consolidate force release quirk setup

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 46 insertions, 74 deletions

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 45470f18d7e9..9d940dbb1515 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -229,7 +229,8 @@ struct atkbd {
 /*
  * System-specific ketymap fixup routine
  */
-static void (*atkbd_platform_fixup)(struct atkbd *);
+static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
+static void *atkbd_platform_fixup_data;
 
 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
                                 ssize_t (*handler)(struct atkbd *, char *));
@@ -834,87 +835,56 @@ static void atkbd_disconnect(struct serio *serio)
 }
 
 /*
- * Most special keys (Fn+F?) on Dell laptops do not generate release
- * events so we have to do it ourselves.
+ * generate release events for the keycodes given in data
  */
-static void atkbd_dell_laptop_keymap_fixup(struct atkbd *atkbd)
+static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd,
+                                                const void *data)
 {
-        static const unsigned int forced_release_keys[] = {
-                0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93,
-        };
-        int i;
+        const unsigned int *keys = data;
+        unsigned int i;
 
         if (atkbd->set == 2)
-                for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
-                        __set_bit(forced_release_keys[i],
-                                  atkbd->force_release_mask);
+                for (i = 0; keys[i] != -1U; i++)
+                        __set_bit(keys[i], atkbd->force_release_mask);
 }
 
 /*
+ * Most special keys (Fn+F?) on Dell laptops do not generate release
+ * events so we have to do it ourselves.
+ */
+static unsigned int atkbd_dell_laptop_forced_release_keys[] = {
+        0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U
+};
+
+/*
  * Perform fixup for HP system that doesn't generate release
  * for its video switch
  */
-static void atkbd_hp_keymap_fixup(struct atkbd *atkbd)
-{
-        static const unsigned int forced_release_keys[] = {
-                0x94,
-        };
-        int i;
-
-        if (atkbd->set == 2)
-                for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
-                        __set_bit(forced_release_keys[i],
-                                        atkbd->force_release_mask);
-}
+static unsigned int atkbd_hp_forced_release_keys[] = {
+        0x94, -1U
+};
 
 /*
  * Inventec system with broken key release on volume keys
  */
-static void atkbd_inventec_keymap_fixup(struct atkbd *atkbd)
-{
-        const unsigned int forced_release_keys[] = {
-                0xae, 0xb0,
-        };
-        int i;
-
-        if (atkbd->set == 2)
-                for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
-                        __set_bit(forced_release_keys[i],
-                                  atkbd->force_release_mask);
-}
+static unsigned int atkbd_inventec_forced_release_keys[] = {
+        0xae, 0xb0, -1U
+};
 
 /*
  * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release
  * for its volume buttons
  */
-static void atkbd_hp_zv6100_keymap_fixup(struct atkbd *atkbd)
-{
-        const unsigned int forced_release_keys[] = {
-                0xae, 0xb0,
-        };
-        int i;
-
-        if (atkbd->set == 2)
-                for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
-                        __set_bit(forced_release_keys[i],
-                                        atkbd->force_release_mask);
-}
+static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
+        0xae, 0xb0, -1U
+};
 
 /*
  * Samsung NC10 with Fn+F? key release not working
  */
-static void atkbd_samsung_keymap_fixup(struct atkbd *atkbd)
-{
-        const unsigned int forced_release_keys[] = {
-                0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9,
-        };
-        int i;
-
-        if (atkbd->set == 2)
-                for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
-                        __set_bit(forced_release_keys[i],
-                                  atkbd->force_release_mask);
-}
+static unsigned int atkbd_samsung_forced_release_keys[] = {
+        0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
+};
 
 /*
  * atkbd_set_keycode_table() initializes keyboard's keycode table
@@ -967,7 +937,7 @@ static void atkbd_set_keycode_table(struct atkbd *atkbd)
  * Perform additional fixups
  */
         if (atkbd_platform_fixup)
-                atkbd_platform_fixup(atkbd);
+                atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data);
 }
 
 /*
@@ -1492,9 +1462,11 @@ static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf)
         return sprintf(buf, "%lu\n", atkbd->err_count);
 }
 
-static int __init atkbd_setup_fixup(const struct dmi_system_id *id)
+static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
 {
-        atkbd_platform_fixup = id->driver_data;
+        atkbd_platform_fixup = atkbd_apply_forced_release_keylist;
+        atkbd_platform_fixup_data = id->driver_data;
+
         return 0;
 }
 
@@ -1505,8 +1477,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
                         DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_dell_laptop_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_dell_laptop_forced_release_keys,
         },
         {
                 .ident = "Dell Laptop",
@@ -1514,8 +1486,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"),
                         DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_dell_laptop_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_dell_laptop_forced_release_keys,
         },
         {
                 .ident = "HP 2133",
@@ -1523,8 +1495,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
                         DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"),
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_hp_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_hp_forced_release_keys,
         },
         {
                 .ident = "HP Pavilion ZV6100",
@@ -1532,8 +1504,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_hp_zv6100_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_hp_zv6100_forced_release_keys,
         },
         {
                 .ident = "Inventec Symphony",
@@ -1541,8 +1513,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
                         DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_inventec_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_inventec_forced_release_keys,
         },
         {
                 .ident = "Samsung NC10",
@@ -1550,8 +1522,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                         DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
                         DMI_MATCH(DMI_PRODUCT_NAME, "NC10"),
                 },
-                .callback = atkbd_setup_fixup,
-                .driver_data = atkbd_samsung_keymap_fixup,
+                .callback = atkbd_setup_forced_release,
+                .driver_data = atkbd_samsung_forced_release_keys,
         },
         { }
 };