Merge branches 'debug-module-param' and 'upstream' into for-linus

1 files changed, 94 insertions, 5 deletions

diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 38595d3935ce..8edbd30cf795 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -60,6 +60,19 @@ static const unsigned char hid_keyboard[256] = {
         150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
 };
 
+/* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */
+#define LOGITECH_EXPANDED_KEYMAP_SIZE 80
+static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = {
+          0,216,  0,213,175,156,  0,  0,  0,  0,
+        144,  0,  0,  0,  0,  0,  0,  0,  0,212,
+        174,167,152,161,112,  0,  0,  0,154,  0,
+          0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+          0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+          0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+          0,  0,  0,  0,  0,183,184,185,186,187,
+        188,189,190,191,192,193,194,  0,  0,  0
+};
+
 static const struct {
         __s32 x;
         __s32 y;
@@ -374,6 +387,21 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                                         }
                         }
 
+                        /* Special handling for Logitech Cordless Desktop */
+                        if (field->application != HID_GD_MOUSE) {
+                                if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) {
+                                        int hid = usage->hid & HID_USAGE;
+                                        if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0)
+                                                code = logitech_expanded_keymap[hid];
+                                }
+                        } else {
+                                if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) {
+                                        int hid = usage->hid & HID_USAGE;
+                                        if (hid == 7 || hid == 8)
+                                                goto ignore;
+                                }
+                        }
+
                         map_key(code);
                         break;
 
@@ -562,6 +590,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                                 case 0x0e5: map_key_clear(KEY_BASSBOOST);       break;
                                 case 0x0e9: map_key_clear(KEY_VOLUMEUP);        break;
                                 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN);      break;
+
+                                /* reserved in HUT 1.12. Reported on Petalynx remote */
+                                case 0x0f6: map_key_clear(KEY_NEXT);            break;
+                                case 0x0fa: map_key_clear(KEY_BACK);            break;
+
                                 case 0x183: map_key_clear(KEY_CONFIG);          break;
                                 case 0x184: map_key_clear(KEY_WORDPROCESSOR);   break;
                                 case 0x185: map_key_clear(KEY_EDITOR);          break;
@@ -594,7 +627,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                                 case 0x21b: map_key_clear(KEY_COPY);            break;
                                 case 0x21c: map_key_clear(KEY_CUT);             break;
                                 case 0x21d: map_key_clear(KEY_PASTE);           break;
-                                case 0x221: map_key_clear(KEY_FIND);            break;
+                                case 0x21f: map_key_clear(KEY_FIND);            break;
+                                case 0x221: map_key_clear(KEY_SEARCH);          break;
+                                case 0x222: map_key_clear(KEY_GOTO);            break;
                                 case 0x223: map_key_clear(KEY_HOMEPAGE);        break;
                                 case 0x224: map_key_clear(KEY_BACK);            break;
                                 case 0x225: map_key_clear(KEY_FORWARD);         break;
@@ -684,7 +719,28 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                         break;
 
                 case HID_UP_MSVENDOR:
-                        goto ignore;
+
+                        /* special case - Chicony Chicony KU-0418 tactical pad */
+                        if (device->vendor == 0x04f2 && device->product == 0x0418) {
+                                set_bit(EV_REP, input->evbit);
+                                switch(usage->hid & HID_USAGE) {
+                                        case 0xff01: map_key_clear(BTN_1);              break;
+                                        case 0xff02: map_key_clear(BTN_2);              break;
+                                        case 0xff03: map_key_clear(BTN_3);              break;
+                                        case 0xff04: map_key_clear(BTN_4);              break;
+                                        case 0xff05: map_key_clear(BTN_5);              break;
+                                        case 0xff06: map_key_clear(BTN_6);              break;
+                                        case 0xff07: map_key_clear(BTN_7);              break;
+                                        case 0xff08: map_key_clear(BTN_8);              break;
+                                        case 0xff09: map_key_clear(BTN_9);              break;
+                                        case 0xff0a: map_key_clear(BTN_A);              break;
+                                        case 0xff0b: map_key_clear(BTN_B);              break;
+                                        default:    goto ignore;
+                                }
+                        } else {
+                                goto ignore;
+                        }
+                        break;
 
                 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
 
@@ -700,10 +756,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                         }
                         break;
 
-                case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
-
+                case HID_UP_LOGIVENDOR:
                         set_bit(EV_REP, input->evbit);
                         switch(usage->hid & HID_USAGE) {
+                                /* Reported on Logitech Ultra X Media Remote */
                                 case 0x004: map_key_clear(KEY_AGAIN);           break;
                                 case 0x00d: map_key_clear(KEY_HOME);            break;
                                 case 0x024: map_key_clear(KEY_SHUFFLE);         break;
@@ -721,6 +777,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                                 case 0x04d: map_key_clear(KEY_SUBTITLE);        break;
                                 case 0x051: map_key_clear(KEY_RED);             break;
                                 case 0x052: map_key_clear(KEY_CLOSE);           break;
+
+                                /* Reported on Petalynx Maxter remote */
+                                case 0x05a: map_key_clear(KEY_TEXT);            break;
+                                case 0x05b: map_key_clear(KEY_RED);             break;
+                                case 0x05c: map_key_clear(KEY_GREEN);           break;
+                                case 0x05d: map_key_clear(KEY_YELLOW);          break;
+                                case 0x05e: map_key_clear(KEY_BLUE);            break;
+
                                 default:    goto ignore;
                         }
                         break;
@@ -814,6 +878,16 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                         field->dpad = usage->code;
         }
 
+        /* for those devices which produce Consumer volume usage as relative,
+         * we emulate pressing volumeup/volumedown appropriate number of times
+         * in hidinput_hid_event()
+         */
+        if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
+                        (usage->code == ABS_VOLUME)) {
+                set_bit(KEY_VOLUMEUP, input->keybit);
+                set_bit(KEY_VOLUMEDOWN, input->keybit);
+        }
+
         hid_resolv_event(usage->type, usage->code);
 
         dbg_hid_line("\n");
@@ -902,6 +976,21 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
         if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
                 return;
 
+        if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
+                        (usage->code == ABS_VOLUME)) {
+                int count = abs(value);
+                int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN;
+                int i;
+
+                for (i = 0; i < count; i++) {
+                        input_event(input, EV_KEY, direction, 1);
+                        input_sync(input);
+                        input_event(input, EV_KEY, direction, 0);
+                        input_sync(input);
+                }
+                return;
+        }
+
         input_event(input, usage->type, usage->code, value);
 
         if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
@@ -970,7 +1059,7 @@ int hidinput_connect(struct hid_device *hid)
                         if (IS_INPUT_APPLICATION(hid->collection[i].usage))
                                 break;
 
-        if (i == hid->maxcollection)
+        if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0)
                 return -1;
 
         if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS)