diff options
| author | c00187401 <c00187401@notesmail.huawei.com> | 2017-03-22 19:27:28 +0800 |
|---|---|---|
| committer | Zhang Wei <zhangwei519@huawei.com> | 2017-03-22 20:47:01 +0800 |
| commit | 079c16f43a5398bdc46aa8c25980f3918f2a9107 (patch) | |
| tree | 4b9dadd4409662108b208e887be02887f0a20752 | |
| parent | 798d184d526072c9045929ca5ba2775fb92a3485 (diff) | |
Input TP: Modify the TP in the wake of the problem does not respondandroid-wear-7.1.1_r0.8
In the process of repeated sleep and wake up ,sometime TP firmware will not be
able to respond to the AP's TP driver. So it should be in the wake up
function to do abnormal detection. When the TP exception occurs, the TP
driver reset TP firmware.
Change-Id: Ic6175981238cf80380b8d27c5d1b1e93e50c6397
| -rwxr-xr-x[-rw-r--r--] | drivers/input/touchscreen/cyttsp5_cs445a/cyttsp5_core.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/cyttsp5_cs445a/cyttsp5_core.c b/drivers/input/touchscreen/cyttsp5_cs445a/cyttsp5_core.c index 0a73be33a460..1f5c8642a95d 100644..100755 --- a/drivers/input/touchscreen/cyttsp5_cs445a/cyttsp5_core.c +++ b/drivers/input/touchscreen/cyttsp5_cs445a/cyttsp5_core.c @@ -51,6 +51,8 @@ extern struct dsm_client *tp_cyp_dclient; extern ssize_t cyttsp5_dsm_record_basic_err_info(struct device *dev); extern int cyttsp5_tp_report_dsm_err(struct device *dev, int type, int err_numb); #endif/*CONFIG_HUAWEI_DSM*/ +static int _fast_startup(struct cyttsp5_core_data *cd); + struct device *gdev = NULL; struct device *cyttsp5_core_dev = NULL; struct cyttsp5_hid_field { @@ -4309,7 +4311,13 @@ static int cyttsp5_core_wake_device_from_easy_wakeup_( cd->easy_wakeup_gesture, &status); if (rc || status == 1){ tp_log_err("%s: failed, rc=%d, status=%d\n", __func__, rc, status); - return -EBUSY; + rc = cyttsp5_reset_and_wait(cd); + if (rc < 0) { + dev_err(cd->dev, "%s: Error on h/w reset r=%d\n",__func__, rc); + return rc; + } + _fast_startup(cd); + return 0; } if (device_may_wakeup(cd->dev)) { |