Input: atkbd - add keyboard quirk for HP Pavilion ZV6100 laptop

Add quirk for misbehaving volume buttons on HP Pavilion ZV6100 laptop which
are not sending keyrelease events, as reported by Aaron Pickett.

Signed-off-by: Rikard Ljungstrand <lrikard@student.chalmers.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 379b7ff354ec7ba0036d3e1d1072b51eac61f1c3..fa6ed339d171ec33ff421d48b2069c2969613fe1 100644 (file)
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -883,6 +883,23 @@ static void atkbd_inventec_keymap_fixup(struct atkbd *atkbd)
                                  atkbd->force_release_mask);
 }
 
+/*
+ * 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);
+}
+
 /*
  * atkbd_set_keycode_table() initializes keyboard's keycode table
  * according to the selected scancode set
@@ -1484,6 +1501,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
                .callback = atkbd_setup_fixup,
                .driver_data = atkbd_hp_keymap_fixup,
        },
+       {
+               .ident = "HP Pavilion ZV6100",
+               .matches = {
+                       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,
+       },
        {
                .ident = "Inventec Symphony",
                .matches = {