* Mutex protects extcon and interrupt functions from interfering
* each other.
*/
+ struct mutex irq_lock;
struct mutex extcon_lock;
struct mutex mode_lock; /* used to bridge_detect */
struct mutex aux_lock; /* used to aux data transfers */
enum hdcp_state hdcp_status;
struct delayed_work hdcp_work;
struct work_struct hdcp_wait_ksv_list;
- struct completion wait_edid_complete;
+ struct completion extcon_completion;
u8 auto_train_retry;
bool hdcp_desired;
bool is_repeater;
it6505->hpd_state ? "high" : "low");
if (it6505->hpd_state) {
- wait_for_completion_timeout(&it6505->wait_edid_complete,
- msecs_to_jiffies(6000));
+ wait_for_completion_timeout(&it6505->extcon_completion,
+ msecs_to_jiffies(1000));
it6505_aux_on(it6505);
if (it6505->dpcd[0] == 0) {
it6505_get_dpcd(it6505, DP_DPCD_REV, it6505->dpcd,
};
int int_status[3], i;
- msleep(100);
- mutex_lock(&it6505->extcon_lock);
+ mutex_lock(&it6505->irq_lock);
if (it6505->enable_drv_hold || !it6505->powered)
goto unlock;
}
unlock:
- mutex_unlock(&it6505->extcon_lock);
+ mutex_unlock(&it6505->irq_lock);
return IRQ_HANDLED;
}
*/
if (ret)
it6505_poweron(it6505);
+
+ complete_all(&it6505->extcon_completion);
} else {
DRM_DEV_DEBUG_DRIVER(dev, "start to power off");
pm_runtime_put_sync(dev);
+ reinit_completion(&it6505->extcon_completion);
drm_helper_hpd_irq_event(it6505->bridge.dev);
memset(it6505->dpcd, 0, sizeof(it6505->dpcd));
if (!it6505)
return -ENOMEM;
+ mutex_init(&it6505->irq_lock);
mutex_init(&it6505->extcon_lock);
mutex_init(&it6505->mode_lock);
mutex_init(&it6505->aux_lock);
INIT_WORK(&it6505->link_works, it6505_link_training_work);
INIT_WORK(&it6505->hdcp_wait_ksv_list, it6505_hdcp_wait_ksv_list);
INIT_DELAYED_WORK(&it6505->hdcp_work, it6505_hdcp_work);
- init_completion(&it6505->wait_edid_complete);
+ init_completion(&it6505->extcon_completion);
memset(it6505->dpcd, 0, sizeof(it6505->dpcd));
it6505->powered = false;
it6505->enable_drv_hold = DEFAULT_DRV_HOLD;