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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2011-03-18 23:38:50 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-03-18 23:38:50 -0700
commit97eb3f24352ec6632c2127b35d8087d2a809a9b9 (patch)
tree722948059bbd325bbca232269490124231df80d4 /drivers/input/keyboard/omap-keypad.c
parent439581ec07fa9cf3f519dd461a2cf41cfd3adcb4 (diff)
parentdef179c271ac9b5020deca798470521f14d11edd (diff)
Merge branch 'next' into for-linus
Diffstat (limited to 'drivers/input/keyboard/omap-keypad.c')
-rw-r--r--drivers/input/keyboard/omap-keypad.c41
1 files changed, 19 insertions, 22 deletions
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index a72e61ddca9..0e2a19cb43d 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -65,7 +65,6 @@ struct omap_kp {
static DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0);
-static int *keymap;
static unsigned int *row_gpios;
static unsigned int *col_gpios;
@@ -162,20 +161,11 @@ static void omap_kp_scan_keypad(struct omap_kp *omap_kp, unsigned char *state)
}
}
-static inline int omap_kp_find_key(int col, int row)
-{
- int i, key;
-
- key = KEY(col, row, 0);
- for (i = 0; keymap[i] != 0; i++)
- if ((keymap[i] & 0xff000000) == key)
- return keymap[i] & 0x00ffffff;
- return -1;
-}
-
static void omap_kp_tasklet(unsigned long data)
{
struct omap_kp *omap_kp_data = (struct omap_kp *) data;
+ unsigned short *keycodes = omap_kp_data->input->keycode;
+ unsigned int row_shift = get_count_order(omap_kp_data->cols);
unsigned char new_state[8], changed, key_down = 0;
int col, row;
int spurious = 0;
@@ -199,7 +189,7 @@ static void omap_kp_tasklet(unsigned long data)
row, (new_state[col] & (1 << row)) ?
"pressed" : "released");
#else
- key = omap_kp_find_key(col, row);
+ key = keycodes[MATRIX_SCAN_CODE(row, col, row_shift)];
if (key < 0) {
printk(KERN_WARNING
"omap-keypad: Spurious key event %d-%d\n",
@@ -298,13 +288,18 @@ static int __devinit omap_kp_probe(struct platform_device *pdev)
struct input_dev *input_dev;
struct omap_kp_platform_data *pdata = pdev->dev.platform_data;
int i, col_idx, row_idx, irq_idx, ret;
+ unsigned int row_shift, keycodemax;
- if (!pdata->rows || !pdata->cols || !pdata->keymap) {
- printk(KERN_ERR "No rows, cols or keymap from pdata\n");
+ if (!pdata->rows || !pdata->cols || !pdata->keymap_data) {
+ printk(KERN_ERR "No rows, cols or keymap_data from pdata\n");
return -EINVAL;
}
- omap_kp = kzalloc(sizeof(struct omap_kp), GFP_KERNEL);
+ row_shift = get_count_order(pdata->cols);
+ keycodemax = pdata->rows << row_shift;
+
+ omap_kp = kzalloc(sizeof(struct omap_kp) +
+ keycodemax * sizeof(unsigned short), GFP_KERNEL);
input_dev = input_allocate_device();
if (!omap_kp || !input_dev) {
kfree(omap_kp);
@@ -320,7 +315,9 @@ static int __devinit omap_kp_probe(struct platform_device *pdev)
if (!cpu_is_omap24xx())
omap_writew(1, OMAP1_MPUIO_BASE + OMAP_MPUIO_KBD_MASKIT);
- keymap = pdata->keymap;
+ input_dev->keycode = &omap_kp[1];
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = keycodemax;
if (pdata->rep)
__set_bit(EV_REP, input_dev->evbit);
@@ -374,8 +371,8 @@ static int __devinit omap_kp_probe(struct platform_device *pdev)
/* setup input device */
__set_bit(EV_KEY, input_dev->evbit);
- for (i = 0; keymap[i] != 0; i++)
- __set_bit(keymap[i] & KEY_MAX, input_dev->keybit);
+ matrix_keypad_build_keymap(pdata->keymap_data, row_shift,
+ input_dev->keycode, input_dev->keybit);
input_dev->name = "omap-keypad";
input_dev->phys = "omap-keypad/input0";
input_dev->dev.parent = &pdev->dev;
@@ -416,7 +413,7 @@ static int __devinit omap_kp_probe(struct platform_device *pdev)
return 0;
err5:
for (i = irq_idx - 1; i >=0; i--)
- free_irq(row_gpios[i], 0);
+ free_irq(row_gpios[i], NULL);
err4:
input_unregister_device(omap_kp->input);
input_dev = NULL;
@@ -447,11 +444,11 @@ static int __devexit omap_kp_remove(struct platform_device *pdev)
gpio_free(col_gpios[i]);
for (i = 0; i < omap_kp->rows; i++) {
gpio_free(row_gpios[i]);
- free_irq(gpio_to_irq(row_gpios[i]), 0);
+ free_irq(gpio_to_irq(row_gpios[i]), NULL);
}
} else {
omap_writew(1, OMAP1_MPUIO_BASE + OMAP_MPUIO_KBD_MASKIT);
- free_irq(omap_kp->irq, 0);
+ free_irq(omap_kp->irq, NULL);
}
del_timer_sync(&omap_kp->timer);