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path: root/drivers/input/keyboard
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-rw-r--r--drivers/input/keyboard/locomokbd.c63
1 files changed, 31 insertions, 32 deletions
diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c
index 8935290256b3..a6ddd9472602 100644
--- a/drivers/input/keyboard/locomokbd.c
+++ b/drivers/input/keyboard/locomokbd.c
@@ -76,7 +76,7 @@ static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = {
76 76
77struct locomokbd { 77struct locomokbd {
78 unsigned char keycode[LOCOMOKBD_NUMKEYS]; 78 unsigned char keycode[LOCOMOKBD_NUMKEYS];
79 struct input_dev input; 79 struct input_dev *input;
80 char phys[32]; 80 char phys[32];
81 81
82 struct locomo_dev *ldev; 82 struct locomo_dev *ldev;
@@ -136,8 +136,7 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
136 136
137 spin_lock_irqsave(&locomokbd->lock, flags); 137 spin_lock_irqsave(&locomokbd->lock, flags);
138 138
139 if (regs) 139 input_regs(locomokbd->input, regs);
140 input_regs(&locomokbd->input, regs);
141 140
142 locomokbd_charge_all(membase); 141 locomokbd_charge_all(membase);
143 142
@@ -152,16 +151,16 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
152 scancode = SCANCODE(col, row); 151 scancode = SCANCODE(col, row);
153 if (rowd & KB_ROWMASK(row)) { 152 if (rowd & KB_ROWMASK(row)) {
154 num_pressed += 1; 153 num_pressed += 1;
155 input_report_key(&locomokbd->input, locomokbd->keycode[scancode], 1); 154 input_report_key(locomokbd->input, locomokbd->keycode[scancode], 1);
156 } else { 155 } else {
157 input_report_key(&locomokbd->input, locomokbd->keycode[scancode], 0); 156 input_report_key(locomokbd->input, locomokbd->keycode[scancode], 0);
158 } 157 }
159 } 158 }
160 locomokbd_reset_col(membase, col); 159 locomokbd_reset_col(membase, col);
161 } 160 }
162 locomokbd_activate_all(membase); 161 locomokbd_activate_all(membase);
163 162
164 input_sync(&locomokbd->input); 163 input_sync(locomokbd->input);
165 164
166 /* if any keys are pressed, enable the timer */ 165 /* if any keys are pressed, enable the timer */
167 if (num_pressed) 166 if (num_pressed)
@@ -196,13 +195,15 @@ static void locomokbd_timer_callback(unsigned long data)
196static int locomokbd_probe(struct locomo_dev *dev) 195static int locomokbd_probe(struct locomo_dev *dev)
197{ 196{
198 struct locomokbd *locomokbd; 197 struct locomokbd *locomokbd;
198 struct input_dev *input_dev;
199 int i, ret; 199 int i, ret;
200 200
201 locomokbd = kmalloc(sizeof(struct locomokbd), GFP_KERNEL); 201 locomokbd = kzalloc(sizeof(struct locomokbd), GFP_KERNEL);
202 if (!locomokbd) 202 input_dev = input_allocate_device();
203 return -ENOMEM; 203 if (!locomokbd || !input_dev) {
204 204 ret = -ENOMEM;
205 memset(locomokbd, 0, sizeof(struct locomokbd)); 205 goto free;
206 }
206 207
207 /* try and claim memory region */ 208 /* try and claim memory region */
208 if (!request_mem_region((unsigned long) dev->mapbase, 209 if (!request_mem_region((unsigned long) dev->mapbase,
@@ -224,27 +225,26 @@ static int locomokbd_probe(struct locomo_dev *dev)
224 locomokbd->timer.function = locomokbd_timer_callback; 225 locomokbd->timer.function = locomokbd_timer_callback;
225 locomokbd->timer.data = (unsigned long) locomokbd; 226 locomokbd->timer.data = (unsigned long) locomokbd;
226 227
227 locomokbd->input.evbit[0] = BIT(EV_KEY) | BIT(EV_REP); 228 locomokbd->input = input_dev;
229 strcpy(locomokbd->phys, "locomokbd/input0");
230
231 input_dev->name = "LoCoMo keyboard";
232 input_dev->phys = locomokbd->phys;
233 input_dev->id.bustype = BUS_XTKBD;
234 input_dev->id.vendor = 0x0001;
235 input_dev->id.product = 0x0001;
236 input_dev->id.version = 0x0100;
237 input_dev->private = locomokbd;
228 238
229 init_input_dev(&locomokbd->input); 239 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
230 locomokbd->input.keycode = locomokbd->keycode; 240 input_dev->keycode = locomokbd->keycode;
231 locomokbd->input.keycodesize = sizeof(unsigned char); 241 input_dev->keycodesize = sizeof(unsigned char);
232 locomokbd->input.keycodemax = ARRAY_SIZE(locomokbd_keycode); 242 input_dev->keycodemax = ARRAY_SIZE(locomokbd_keycode);
233 locomokbd->input.private = locomokbd;
234 243
235 memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode)); 244 memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode));
236 for (i = 0; i < LOCOMOKBD_NUMKEYS; i++) 245 for (i = 0; i < LOCOMOKBD_NUMKEYS; i++)
237 set_bit(locomokbd->keycode[i], locomokbd->input.keybit); 246 set_bit(locomokbd->keycode[i], input_dev->keybit);
238 clear_bit(0, locomokbd->input.keybit); 247 clear_bit(0, input_dev->keybit);
239
240 strcpy(locomokbd->phys, "locomokbd/input0");
241
242 locomokbd->input.name = "LoCoMo keyboard";
243 locomokbd->input.phys = locomokbd->phys;
244 locomokbd->input.id.bustype = BUS_XTKBD;
245 locomokbd->input.id.vendor = 0x0001;
246 locomokbd->input.id.product = 0x0001;
247 locomokbd->input.id.version = 0x0100;
248 248
249 /* attempt to get the interrupt */ 249 /* attempt to get the interrupt */
250 ret = request_irq(dev->irq[0], locomokbd_interrupt, 0, "locomokbd", locomokbd); 250 ret = request_irq(dev->irq[0], locomokbd_interrupt, 0, "locomokbd", locomokbd);
@@ -253,9 +253,7 @@ static int locomokbd_probe(struct locomo_dev *dev)
253 goto out; 253 goto out;
254 } 254 }
255 255
256 input_register_device(&locomokbd->input); 256 input_register_device(locomokbd->input);
257
258 printk(KERN_INFO "input: LoCoMo keyboard on locomokbd\n");
259 257
260 return 0; 258 return 0;
261 259
@@ -263,6 +261,7 @@ out:
263 release_mem_region((unsigned long) dev->mapbase, dev->length); 261 release_mem_region((unsigned long) dev->mapbase, dev->length);
264 locomo_set_drvdata(dev, NULL); 262 locomo_set_drvdata(dev, NULL);
265free: 263free:
264 input_free_device(input_dev);
266 kfree(locomokbd); 265 kfree(locomokbd);
267 266
268 return ret; 267 return ret;
@@ -276,7 +275,7 @@ static int locomokbd_remove(struct locomo_dev *dev)
276 275
277 del_timer_sync(&locomokbd->timer); 276 del_timer_sync(&locomokbd->timer);
278 277
279 input_unregister_device(&locomokbd->input); 278 input_unregister_device(locomokbd->input);
280 locomo_set_drvdata(dev, NULL); 279 locomo_set_drvdata(dev, NULL);
281 280
282 release_mem_region((unsigned long) dev->mapbase, dev->length); 281 release_mem_region((unsigned long) dev->mapbase, dev->length);