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SubjectRe: [PATCH v6 7/7] drm/rockchip: vop: rk3328: fix overlay abnormal
Am Mittwoch, 26. Juli 2017, 14:19:39 CEST schrieb Mark Yao:
> It's a hardware bug, all window's overlay channel reset
> value is same, hardware overlay would be die.
> so we must initial difference id for each overlay channel.
> The Channel register is supported on all vop will full design.
> Following is the details for this register
> bit[7:4] win_rid_win0_cbr
> axi read id of win0 cbr channel
> bit[3:0] win_rid_win0_yrgb
> axi read id of win0 yrgb channel
> Signed-off-by: Mark Yao <>

rk3036 and rk3288 are not negatively affected by this, so
on rk3036 and rk3288
Tested-by: Heiko Stuebner <>

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