Re: [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 VOP_WIN0_CTRL2 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 mark.yao@rock-chips.com

rk3036 and rk3288 are not negatively affected by this, so on rk3036 and rk3288 Tested-by: Heiko Stuebner heiko@sntech.de