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media_module: fix hevc back mmu dmc warnning [2/2]

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PD#TV-5832

Problem:
when mmu scatter tail is freed. sometimes sao mmu is not
stopped or in idle. there is potential memory pollution

Solution:
before free unused scatter, to check hw statu idle and
diable sao mmu to avoid hevc back overwrite system memory

Verify:
X301

Change-Id: Ib784809a0946bd0a6c479a98678cb40edacc4118
Signed-off-by: Hui Zhang <hui.zhang@amlogic.com>
This commit is contained in:
Hui Zhang
2019-05-16 10:45:49 +08:00
parent 32762779e4
commit d84f5c888b
1 changed files with 5 additions and 0 deletions
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5
include/linux/amlogic/media/registers/regs/hevc_regs.h
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@@ -346,6 +346,11 @@
#define HEVC_SAO_DBG_DATA_5 0x3635
#define HEVC_SAO_DBG_DATA_6 0x3636
#define HEVC_SAO_DBG_DATA_7 0x3637
#define HEVC_SAO_MMU_STATUS 0x3639
#define HEVC_SAO_MMU_DMA_CTRL 0x363e
#define HEVC_SAO_MMU_DMA_STATUS 0x363f
#define HEVC_CM_CORE_STATUS 0x3640
#define HEVC_SAO_MMU_RESET_CTRL 0x3641
#define HEVC_IQIT_CLK_RST_CTRL 0x3700
#define HEVC_IQIT_DEQUANT_CTRL 0x3701
#define HEVC_IQIT_SCALELUT_WR_ADDR 0x3702