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path: root/drivers/input/keyboard/locomokbd.c
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Diffstat (limited to 'drivers/input/keyboard/locomokbd.c')
-rw-r--r--drivers/input/keyboard/locomokbd.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c
index d3e9dd6a13cd..8935290256b3 100644
--- a/drivers/input/keyboard/locomokbd.c
+++ b/drivers/input/keyboard/locomokbd.c
@@ -42,7 +42,7 @@ MODULE_AUTHOR("John Lenz <lenz@cs.wisc.edu>");
42MODULE_DESCRIPTION("LoCoMo keyboard driver"); 42MODULE_DESCRIPTION("LoCoMo keyboard driver");
43MODULE_LICENSE("GPL"); 43MODULE_LICENSE("GPL");
44 44
45#define LOCOMOKBD_NUMKEYS 128 45#define LOCOMOKBD_NUMKEYS 128
46 46
47#define KEY_ACTIVITY KEY_F16 47#define KEY_ACTIVITY KEY_F16
48#define KEY_CONTACT KEY_F18 48#define KEY_CONTACT KEY_F18
@@ -61,7 +61,7 @@ static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = {
61 KEY_G, KEY_F, KEY_X, KEY_S, 0, 0, 0, 0, 0, 0, /* 90 - 99 */ 61 KEY_G, KEY_F, KEY_X, KEY_S, 0, 0, 0, 0, 0, 0, /* 90 - 99 */
62 0, 0, KEY_DOT, 0, KEY_COMMA, KEY_N, KEY_B, KEY_C, KEY_Z, KEY_A, /* 100 - 109 */ 62 0, 0, KEY_DOT, 0, KEY_COMMA, KEY_N, KEY_B, KEY_C, KEY_Z, KEY_A, /* 100 - 109 */
63 KEY_LEFTSHIFT, KEY_TAB, KEY_LEFTCTRL, 0, 0, 0, 0, 0, 0, 0, /* 110 - 119 */ 63 KEY_LEFTSHIFT, KEY_TAB, KEY_LEFTCTRL, 0, 0, 0, 0, 0, 0, 0, /* 110 - 119 */
64 KEY_M, KEY_SPACE, KEY_V, KEY_APOSTROPHE, KEY_SLASH, 0, 0, 0 /* 120 - 128 */ 64 KEY_M, KEY_SPACE, KEY_V, KEY_APOSTROPHE, KEY_SLASH, 0, 0, 0 /* 120 - 128 */
65}; 65};
66 66
67#define KB_ROWS 16 67#define KB_ROWS 16
@@ -82,7 +82,7 @@ struct locomokbd {
82 struct locomo_dev *ldev; 82 struct locomo_dev *ldev;
83 unsigned long base; 83 unsigned long base;
84 spinlock_t lock; 84 spinlock_t lock;
85 85
86 struct timer_list timer; 86 struct timer_list timer;
87}; 87};
88 88
@@ -95,7 +95,7 @@ static inline void locomokbd_charge_all(unsigned long membase)
95static inline void locomokbd_activate_all(unsigned long membase) 95static inline void locomokbd_activate_all(unsigned long membase)
96{ 96{
97 unsigned long r; 97 unsigned long r;
98 98
99 locomo_writel(0, membase + LOCOMO_KSC); 99 locomo_writel(0, membase + LOCOMO_KSC);
100 r = locomo_readl(membase + LOCOMO_KIC); 100 r = locomo_readl(membase + LOCOMO_KIC);
101 r &= 0xFEFF; 101 r &= 0xFEFF;
@@ -127,7 +127,7 @@ static inline void locomokbd_reset_col(unsigned long membase, int col)
127 */ 127 */
128 128
129/* Scan the hardware keyboard and push any changes up through the input layer */ 129/* Scan the hardware keyboard and push any changes up through the input layer */
130static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *regs) 130static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *regs)
131{ 131{
132 unsigned int row, col, rowd, scancode; 132 unsigned int row, col, rowd, scancode;
133 unsigned long flags; 133 unsigned long flags;
@@ -138,7 +138,7 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
138 138
139 if (regs) 139 if (regs)
140 input_regs(&locomokbd->input, regs); 140 input_regs(&locomokbd->input, regs);
141 141
142 locomokbd_charge_all(membase); 142 locomokbd_charge_all(membase);
143 143
144 num_pressed = 0; 144 num_pressed = 0;
@@ -146,9 +146,9 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
146 146
147 locomokbd_activate_col(membase, col); 147 locomokbd_activate_col(membase, col);
148 udelay(KB_DELAY); 148 udelay(KB_DELAY);
149 149
150 rowd = ~locomo_readl(membase + LOCOMO_KIB); 150 rowd = ~locomo_readl(membase + LOCOMO_KIB);
151 for (row = 0; row < KB_ROWS; row++ ) { 151 for (row = 0; row < KB_ROWS; row++) {
152 scancode = SCANCODE(col, row); 152 scancode = SCANCODE(col, row);
153 if (rowd & KB_ROWMASK(row)) { 153 if (rowd & KB_ROWMASK(row)) {
154 num_pressed += 1; 154 num_pressed += 1;
@@ -170,7 +170,7 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
170 spin_unlock_irqrestore(&locomokbd->lock, flags); 170 spin_unlock_irqrestore(&locomokbd->lock, flags);
171} 171}
172 172
173/* 173/*
174 * LoCoMo keyboard interrupt handler. 174 * LoCoMo keyboard interrupt handler.
175 */ 175 */
176static irqreturn_t locomokbd_interrupt(int irq, void *dev_id, struct pt_regs *regs) 176static irqreturn_t locomokbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
@@ -205,8 +205,8 @@ static int locomokbd_probe(struct locomo_dev *dev)
205 memset(locomokbd, 0, sizeof(struct locomokbd)); 205 memset(locomokbd, 0, sizeof(struct locomokbd));
206 206
207 /* try and claim memory region */ 207 /* try and claim memory region */
208 if (!request_mem_region((unsigned long) dev->mapbase, 208 if (!request_mem_region((unsigned long) dev->mapbase,
209 dev->length, 209 dev->length,
210 LOCOMO_DRIVER_NAME(dev))) { 210 LOCOMO_DRIVER_NAME(dev))) {
211 ret = -EBUSY; 211 ret = -EBUSY;
212 printk(KERN_ERR "locomokbd: Can't acquire access to io memory for keyboard\n"); 212 printk(KERN_ERR "locomokbd: Can't acquire access to io memory for keyboard\n");
@@ -225,7 +225,7 @@ static int locomokbd_probe(struct locomo_dev *dev)
225 locomokbd->timer.data = (unsigned long) locomokbd; 225 locomokbd->timer.data = (unsigned long) locomokbd;
226 226
227 locomokbd->input.evbit[0] = BIT(EV_KEY) | BIT(EV_REP); 227 locomokbd->input.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
228 228
229 init_input_dev(&locomokbd->input); 229 init_input_dev(&locomokbd->input);
230 locomokbd->input.keycode = locomokbd->keycode; 230 locomokbd->input.keycode = locomokbd->keycode;
231 locomokbd->input.keycodesize = sizeof(unsigned char); 231 locomokbd->input.keycodesize = sizeof(unsigned char);
@@ -271,11 +271,11 @@ free:
271static int locomokbd_remove(struct locomo_dev *dev) 271static int locomokbd_remove(struct locomo_dev *dev)
272{ 272{
273 struct locomokbd *locomokbd = locomo_get_drvdata(dev); 273 struct locomokbd *locomokbd = locomo_get_drvdata(dev);
274 274
275 free_irq(dev->irq[0], locomokbd); 275 free_irq(dev->irq[0], locomokbd);
276 276
277 del_timer_sync(&locomokbd->timer); 277 del_timer_sync(&locomokbd->timer);
278 278
279 input_unregister_device(&locomokbd->input); 279 input_unregister_device(&locomokbd->input);
280 locomo_set_drvdata(dev, NULL); 280 locomo_set_drvdata(dev, NULL);
281 281