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drm/rockchip: vop: workaround a issue of px30 treat rgb888 as bgr888

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Change-Id: Ica98fe1ea2d624dd7bd38a531907d6c574046d8d
Signed-off-by: Shixiang Zheng <shixiang.zheng@rock-chips.com>
This commit is contained in:
Shixiang Zheng
2019-08-09 10:15:14 +08:00
committed by Sandy Huang
parent 262e57349d
commit df2c27cd76
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/rockchip/rockchip_drm_vop.c
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@@ -1760,6 +1760,14 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
VOP_WIN_SET(vop, win, dsp_st, dsp_st);
rb_swap = has_rb_swapped(fb->format->format);
/*
* Px30 treats rgb888 as bgr888
* so we reverse the rb swap to workaround
*/
if ((fb->format->format == DRM_FORMAT_RGB888 ||
fb->format->format == DRM_FORMAT_BGR888) &&
(VOP_MAJOR(vop->version) == 2 && VOP_MINOR(vop->version) == 6))
rb_swap = !rb_swap;
VOP_WIN_SET(vop, win, rb_swap, rb_swap);
global_alpha_en = (vop_plane_state->global_alpha == 0xff) ? 0 : 1;