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ppmgr: The cut table caused a crash. [1/1]

Browse Source 
PD#SWPL-6557

Problem:
The cut table caused a crash.

Solution:
modify dma flag

Verify:
on X301

Change-Id: Ic0ced1f4934d1125c56a79d1e102de9d2e02a528
Signed-off-by: renjiang.han <renjiang.han@amlogic.com>
This commit is contained in:
renjiang.han
2019-04-01 17:09:58 +08:00
committed by Gongwei Chen
parent 8660584028
commit a8ced46329
1 changed files with 13 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/amlogic/media/video_processor/ppmgr/ppmgr_vpp.c
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@@ -177,9 +177,11 @@ static u32 tb_buffer_len = TB_DETECT_BUFFER_MAX_SIZE;
static atomic_t tb_reset_flag;
static u32 tb_init_mute;
static atomic_t tb_skip_flag;
static atomic_t tb_run_flag;
static bool tb_quit_flag;
static struct TB_DetectFuncPtr *gfunc;
static int tb_buffer_init(void);
static int tb_buffer_uninit(void);
#endif
const struct vframe_receiver_op_s *vf_ppmgr_reg_provider(void);
@@ -3081,7 +3083,9 @@ static int ppmgr_task(void *data)
/* wait tb task done */
while ((tb_buff_wptr >= 5)
&& (tb_buff_rptr
<= tb_buff_wptr - 5))
<= tb_buff_wptr - 5)
&& (atomic_read(&tb_run_flag)
== 1))
usleep_range(
4000, 5000);
atomic_set(&detect_status,
@@ -3171,7 +3175,9 @@ static int ppmgr_task(void *data)
"tb detect skip case1\n");
goto SKIP_DETECT;
}
if (tb_buff_wptr < tb_buffer_len) {
if ((tb_buff_wptr < tb_buffer_len)
&& (atomic_read(&tb_run_flag)
== 1)) {
ret = process_vf_tb_detect(
vf, context, &ge2d_config);
} else {
@@ -3268,6 +3274,9 @@ SKIP_DETECT:
}
destroy_ge2d_work_queue(context);
#ifdef PPMGR_TB_DETECT
tb_buffer_uninit();
#endif
ppmgr_buffer_uninit();
while (!kthread_should_stop()) {
/* may not call stop, wait..
@@ -3747,6 +3756,7 @@ static void tb_detect_init(void)
atomic_set(&tb_detect_flag, TB_DETECT_NC);
atomic_set(&tb_reset_flag, 0);
atomic_set(&tb_skip_flag, 0);
atomic_set(&tb_run_flag, 1);
tb_detect_last_flag = TB_DETECT_NC;
tb_buff_wptr = 0;
tb_buff_rptr = 0;
@@ -3845,9 +3855,9 @@ static int tb_task(void *data)
atomic_set(&detect_status, tb_done);
}
}
atomic_set(&tb_run_flag, 0);
while (!kthread_should_stop())
usleep_range(9000, 10000);
tb_buffer_uninit();
return 0;
}