1 files changed, 12 insertions, 11 deletions

diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c
index 54b696cfe1e3..7972eecbcfe4 100644
--- a/drivers/input/mouse/logips2pp.c
+++ b/drivers/input/mouse/logips2pp.c
@@ -30,9 +30,9 @@
 #define PS2PP_NAV_BTN           0x20
 
 struct ps2pp_info {
-        const int model;
-        unsigned const int kind;
-        unsigned const int features;
+        u8 model;
+        u8 kind;
+        u16 features;
 };
 
 /*
@@ -199,9 +199,9 @@ static void ps2pp_disconnect(struct psmouse *psmouse)
         device_remove_file(&psmouse->ps2dev.serio->dev, &psmouse_attr_smartscroll.dattr);
 }
 
-static struct ps2pp_info *get_model_info(unsigned char model)
+static const struct ps2pp_info *get_model_info(unsigned char model)
 {
-        static struct ps2pp_info ps2pp_list[] = {
+        static const struct ps2pp_info ps2pp_list[] = {
                 { 12,   0,                      PS2PP_SIDE_BTN},
                 { 13,   0,                      0 },
                 { 15,   PS2PP_KIND_MX,                                  /* MX1000 */
@@ -215,6 +215,7 @@ static struct ps2pp_info *get_model_info(unsigned char model)
                 { 51,   0,                      0 },
                 { 52,   PS2PP_KIND_WHEEL,       PS2PP_SIDE_BTN | PS2PP_WHEEL },
                 { 53,   PS2PP_KIND_WHEEL,       PS2PP_WHEEL },
+                { 56,   PS2PP_KIND_WHEEL,       PS2PP_SIDE_BTN | PS2PP_WHEEL }, /* Cordless MouseMan Wheel */
                 { 61,   PS2PP_KIND_MX,                                  /* MX700 */
                                 PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
                                 PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
@@ -244,12 +245,11 @@ static struct ps2pp_info *get_model_info(unsigned char model)
                                 PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
                 { 114,  PS2PP_KIND_MX,                                  /* MX310 */
                                 PS2PP_WHEEL | PS2PP_SIDE_BTN |
-                                PS2PP_TASK_BTN | PS2PP_EXTRA_BTN },
-                { }
+                                PS2PP_TASK_BTN | PS2PP_EXTRA_BTN }
         };
         int i;
 
-        for (i = 0; ps2pp_list[i].model; i++)
+        for (i = 0; i < ARRAY_SIZE(ps2pp_list); i++)
                 if (model == ps2pp_list[i].model)
                         return &ps2pp_list[i];
 
@@ -261,7 +261,8 @@ static struct ps2pp_info *get_model_info(unsigned char model)
  * Set up input device's properties based on the detected mouse model.
  */
 
-static void ps2pp_set_model_properties(struct psmouse *psmouse, struct ps2pp_info *model_info,
+static void ps2pp_set_model_properties(struct psmouse *psmouse,
+                                       const struct ps2pp_info *model_info,
                                        int using_ps2pp)
 {
         struct input_dev *input_dev = psmouse->dev;
@@ -327,7 +328,7 @@ int ps2pp_init(struct psmouse *psmouse, int set_properties)
         struct ps2dev *ps2dev = &psmouse->ps2dev;
         unsigned char param[4];
         unsigned char model, buttons;
-        struct ps2pp_info *model_info;
+        const struct ps2pp_info *model_info;
         int use_ps2pp = 0;
 
         param[0] = 0;
@@ -349,7 +350,7 @@ int ps2pp_init(struct psmouse *psmouse, int set_properties)
 /*
  * Do Logitech PS2++ / PS2T++ magic init.
  */
-                if (model == 97) { /* Touch Pad 3 */
+                if (model_info->kind == PS2PP_KIND_TP3) { /* Touch Pad 3 */
 
                         /* Unprotect RAM */
                         param[0] = 0x11; param[1] = 0x04; param[2] = 0x68;