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deinterlace: there's a change to hang in shutdown [1/1]

Browse Source 
PD#OTT-778

Problem:
1.kernel received reboot command, but hang in shutdown

Solution:
move tasklet_disable behind tasklet_kill

Verify:
P321

Change-Id: I994c21c5aeb42dbbb4e3b50ccac8376db4d4039d
Signed-off-by: Jihong Sui <jihong.sui@amlogic.com>
This commit is contained in:
Jihong Sui
2018-11-28 16:23:05 +08:00
committed by Jianxin Pan
parent ba17685a6a
commit bc7982c91e
1 changed files with 5 additions and 3 deletions
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8
drivers/amlogic/media/deinterlace/deinterlace.c
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@@ -129,7 +129,7 @@ static di_dev_t *de_devp;
static dev_t di_devno;
static struct class *di_clsp;
static const char version_s[] = "2018-11-12a";
static const char version_s[] = "2018-11-28b";
static int bypass_state = 1;
static int bypass_all;
@@ -7654,8 +7654,9 @@ static int di_remove(struct platform_device *pdev)
di_devp->di_event = 0xff;
kthread_stop(di_devp->task);
hrtimer_cancel(&di_pre_hrtimer);
tasklet_kill(&di_pre_tasklet); //ary.sui
tasklet_disable(&di_pre_tasklet);
tasklet_kill(&di_pre_tasklet);
#ifdef CONFIG_AMLOGIC_MEDIA_RDMA
/* rdma handle */
if (di_devp->rdma_handle > 0)
@@ -7711,8 +7712,9 @@ static void di_shutdown(struct platform_device *pdev)
di_devp = platform_get_drvdata(pdev);
ret = hrtimer_cancel(&di_pre_hrtimer);
pr_info("di pre hrtimer canel %d.\n", ret);
tasklet_disable(&di_pre_tasklet);
tasklet_kill(&di_pre_tasklet);
tasklet_disable(&di_pre_tasklet);
init_flag = 0;
if (is_meson_txlx_cpu())
di_top_gate_control(true, true);