From bcc718e4cf3b7d87edde2d54d238dd174c2626c8 Mon Sep 17 00:00:00 2001 From: Sandy Huang Date: Tue, 27 Feb 2024 11:26:19 +0800 Subject: [PATCH] drm/rockchip: vop2: add some debug log for BCSH Some platform VP can't support BCSH, add some log to remind this info when userspace want to enable BCSH at unsupported VP. Signed-off-by: Sandy Huang Change-Id: I8247475edad30e14f08ef8c23e8314916c57a1f4 --- drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index 8adeff9ccb66..eedd5cf57fe9 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -10471,6 +10471,13 @@ static void vop2_tv_config_update(struct drm_crtc *crtc, vcstate->tv_state->contrast != 50 || vcstate->tv_state->saturation != 50 || vcstate->tv_state->hue != 50) vcstate->bcsh_en = 1; + + if (!vp_data->regs->bcsh_en.mask) { + if (vcstate->bcsh_en) + DRM_WARN("VP%d unsupported BCSH\n", vp->id); + return; + } + /* * The BCSH only need to config once except one of the following * condition changed: