A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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milanf: enable active eis

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[detail]
add some condition judgement

Change-Id: Idf7db283b79662084fa287a5743c8ad12f915d5b
Signed-off-by: liuwang2 <liuwang2@lenovo.com>
Reviewed-on: https://gerrit.mot.com/2164715
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Zhichao Chen <chenzc2@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
liuwang2 2022-01-07 15:38:00 +08:00 • committed by zhaoji1
commit 741a27ea0b
1 changed files with 12 additions and 2 deletions
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14
drivers/cam_sensor_module/cam_ois/cam_ois_dev.c
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@ -301,6 +301,11 @@ static irqreturn_t cam_ois_vsync_irq_thread(int irq, void *data)
uint8_t *read_buff;
uint32_t k, read_len;
if (!o_ctrl) {
CAM_ERR(CAM_OIS, "Invalid Args");
return IRQ_NONE;
}
if (!mutex_trylock(&o_ctrl->vsync_mutex)) {
CAM_ERR(CAM_OIS, "try lock fail, skip this irq");
return IRQ_NONE;
@ -344,6 +349,11 @@ static irqreturn_t cam_ois_vsync_irq_thread(int irq, void *data)
else
read_len = READ_BYTE;
if (read_len == 0) {
CAM_WARN(CAM_OIS, "Read length is zero, break loop read");
break;
}
rc = camera_io_dev_ois_read_seq(
&o_ctrl->io_master_info,
PACKET_ADDR + k*READ_BYTE/2,
@ -377,7 +387,7 @@ static irqreturn_t cam_ois_vsync_irq_thread(int irq, void *data)
}
if (sample_cnt > 10 && packet_cnt > 1) {
CAM_DBG(CAM_OIS,"more than 1 packet, clear data-ready and read next packet");
CAM_WARN(CAM_OIS,"more than 1 packet, clear data-ready and read next packet");
rc = cam_ois_clear_data_ready(o_ctrl);
udelay(1000);
@ -388,7 +398,7 @@ static irqreturn_t cam_ois_vsync_irq_thread(int irq, void *data)
}
packet_cnt--;
} while(packet_cnt);
} while(packet_cnt > 0);
release_mutex:
if (rc < 0) {