diff options
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/imx_sc_key.c | 8 | ||||
| -rw-r--r-- | drivers/input/keyboard/pxa930_rotary.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/sh_keysc.c | 2 |
3 files changed, 9 insertions, 3 deletions
diff --git a/drivers/input/keyboard/imx_sc_key.c b/drivers/input/keyboard/imx_sc_key.c index 53799527dc75..9f809aeb785c 100644 --- a/drivers/input/keyboard/imx_sc_key.c +++ b/drivers/input/keyboard/imx_sc_key.c @@ -78,7 +78,13 @@ static void imx_sc_check_for_events(struct work_struct *work) return; } - state = (bool)msg.state; + /* + * The response data from SCU firmware is 4 bytes, + * but ONLY the first byte is the key state, other + * 3 bytes could be some dirty data, so we should + * ONLY take the first byte as key state. + */ + state = (bool)(msg.state & 0xff); if (state ^ priv->keystate) { priv->keystate = state; diff --git a/drivers/input/keyboard/pxa930_rotary.c b/drivers/input/keyboard/pxa930_rotary.c index f7414091d94e..2fe9dcfe0a6f 100644 --- a/drivers/input/keyboard/pxa930_rotary.c +++ b/drivers/input/keyboard/pxa930_rotary.c @@ -107,7 +107,7 @@ static int pxa930_rotary_probe(struct platform_device *pdev) if (!r) return -ENOMEM; - r->mmio_base = ioremap_nocache(res->start, resource_size(res)); + r->mmio_base = ioremap(res->start, resource_size(res)); if (r->mmio_base == NULL) { dev_err(&pdev->dev, "failed to remap IO memory\n"); err = -ENXIO; diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c index 27ad73f43451..c155adebf96e 100644 --- a/drivers/input/keyboard/sh_keysc.c +++ b/drivers/input/keyboard/sh_keysc.c @@ -195,7 +195,7 @@ static int sh_keysc_probe(struct platform_device *pdev) memcpy(&priv->pdata, dev_get_platdata(&pdev->dev), sizeof(priv->pdata)); pdata = &priv->pdata; - priv->iomem_base = ioremap_nocache(res->start, resource_size(res)); + priv->iomem_base = ioremap(res->start, resource_size(res)); if (priv->iomem_base == NULL) { dev_err(&pdev->dev, "failed to remap I/O memory\n"); error = -ENXIO; |
