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path: root/drivers/bluetooth/bluecard_cs.c
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Diffstat (limited to 'drivers/bluetooth/bluecard_cs.c')
-rw-r--r--drivers/bluetooth/bluecard_cs.c58
1 files changed, 27 insertions, 31 deletions
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index d4b0b655dde6..b07ca9565291 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -93,6 +93,7 @@ static void bluecard_detach(struct pcmcia_device *p_dev);
/* Hardware states */
#define CARD_READY 1
+#define CARD_ACTIVITY 2
#define CARD_HAS_PCCARD_ID 4
#define CARD_HAS_POWER_LED 5
#define CARD_HAS_ACTIVITY_LED 6
@@ -160,16 +161,14 @@ static void bluecard_activity_led_timeout(u_long arg)
struct bluecard_info *info = (struct bluecard_info *)arg;
unsigned int iobase = info->p_dev->resource[0]->start;
- if (!test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
- return;
-
- if (test_bit(CARD_HAS_ACTIVITY_LED, &(info->hw_state))) {
- /* Disable activity LED */
- outb(0x08 | 0x20, iobase + 0x30);
- } else {
- /* Disable power LED */
- outb(0x00, iobase + 0x30);
+ if (test_bit(CARD_ACTIVITY, &(info->hw_state))) {
+ /* leave LED in inactive state for HZ/10 for blink effect */
+ clear_bit(CARD_ACTIVITY, &(info->hw_state));
+ mod_timer(&(info->timer), jiffies + HZ / 10);
}
+
+ /* Disable activity LED, enable power LED */
+ outb(0x08 | 0x20, iobase + 0x30);
}
@@ -177,22 +176,22 @@ static void bluecard_enable_activity_led(struct bluecard_info *info)
{
unsigned int iobase = info->p_dev->resource[0]->start;
- if (!test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
+ /* don't disturb running blink timer */
+ if (timer_pending(&(info->timer)))
return;
- if (test_bit(CARD_HAS_ACTIVITY_LED, &(info->hw_state))) {
- /* Enable activity LED */
- outb(0x10 | 0x40, iobase + 0x30);
+ set_bit(CARD_ACTIVITY, &(info->hw_state));
- /* Stop the LED after HZ/4 */
- mod_timer(&(info->timer), jiffies + HZ / 4);
+ if (test_bit(CARD_HAS_ACTIVITY_LED, &(info->hw_state))) {
+ /* Enable activity LED, keep power LED enabled */
+ outb(0x18 | 0x60, iobase + 0x30);
} else {
- /* Enable power LED */
- outb(0x08 | 0x20, iobase + 0x30);
-
- /* Stop the LED after HZ/2 */
- mod_timer(&(info->timer), jiffies + HZ / 2);
+ /* Disable power LED */
+ outb(0x00, iobase + 0x30);
}
+
+ /* Stop the LED after HZ/10 */
+ mod_timer(&(info->timer), jiffies + HZ / 10);
}
@@ -625,16 +624,13 @@ static int bluecard_hci_flush(struct hci_dev *hdev)
static int bluecard_hci_open(struct hci_dev *hdev)
{
struct bluecard_info *info = hci_get_drvdata(hdev);
+ unsigned int iobase = info->p_dev->resource[0]->start;
if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
bluecard_hci_set_baud_rate(hdev, DEFAULT_BAUD_RATE);
- if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) {
- unsigned int iobase = info->p_dev->resource[0]->start;
-
- /* Enable LED */
- outb(0x08 | 0x20, iobase + 0x30);
- }
+ /* Enable power LED */
+ outb(0x08 | 0x20, iobase + 0x30);
return 0;
}
@@ -643,15 +639,15 @@ static int bluecard_hci_open(struct hci_dev *hdev)
static int bluecard_hci_close(struct hci_dev *hdev)
{
struct bluecard_info *info = hci_get_drvdata(hdev);
+ unsigned int iobase = info->p_dev->resource[0]->start;
bluecard_hci_flush(hdev);
- if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) {
- unsigned int iobase = info->p_dev->resource[0]->start;
+ /* Stop LED timer */
+ del_timer_sync(&(info->timer));
- /* Disable LED */
- outb(0x00, iobase + 0x30);
- }
+ /* Disable power LED */
+ outb(0x00, iobase + 0x30);
return 0;
}
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