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di: fix post write crash for pps enabled in post
author
kele bai
<kele.bai@amlogic.com>
Fri, 2 Mar 2018 11:48:07 +0000
(19:48 +0800)
committer
Yixun Lan
<yixun.lan@amlogic.com>
Tue, 6 Mar 2018 04:21:41 +0000
(12:21 +0800)
PD#156734: di: fix post write crash for pps enabled in post
1) diable post wirte in post write done irq to avoid
pps send data to fifo
Change-Id: I758be72a2fb2c17b731a7575f24a75bc44c5e816
Signed-off-by: kele bai <kele.bai@amlogic.com>
drivers/amlogic/media/deinterlace/deinterlace.c
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diff --git
a/drivers/amlogic/media/deinterlace/deinterlace.c
b/drivers/amlogic/media/deinterlace/deinterlace.c
index
345a45b
..
b8f0683
100644
(file)
--- a/
drivers/amlogic/media/deinterlace/deinterlace.c
+++ b/
drivers/amlogic/media/deinterlace/deinterlace.c
@@
-4109,6
+4109,8
@@
static irqreturn_t post_irq(int irq, void *dev_instance)
di_post_stru.post_wr_cnt,
di_post_stru.irq_time);
DI_Wr(DI_INTR_CTRL, (data32&0xffff0004)|(intr_mode<<30));
+ /* disable wr back avoid pps sreay in g12a */
+ DI_Wr_reg_bits(DI_POST_CTRL, 0, 7, 1);
}
if (init_flag)