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    Subject[PATCH 5.19 14/38] drm/rockchip: vop2: Fix eDP/HDMI sync polarities
    Date
    From: Sascha Hauer <s.hauer@pengutronix.de>

    [ Upstream commit 35b513a74eabf09bd718e04fd9e62b09c022807f ]

    The hsync/vsync polarities were not honoured for the eDP and HDMI ports.
    Add the register settings to configure the polarities as requested by the
    DRM_MODE_FLAG_PHSYNC/DRM_MODE_FLAG_PVSYNC flags.

    Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
    Fixes: 604be85547ce ("drm/rockchip: Add VOP2 driver")
    Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
    Signed-off-by: Heiko Stuebner <heiko@sntech.de>
    Link: https://patchwork.freedesktop.org/patch/msgid/20220815133942.4051532-1-s.hauer@pengutronix.de
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
    index d6e831576cd2..88271f04615b 100644
    --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
    +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
    @@ -1436,11 +1436,15 @@ static void rk3568_set_intf_mux(struct vop2_video_port *vp, int id,
    die &= ~RK3568_SYS_DSP_INFACE_EN_HDMI_MUX;
    die |= RK3568_SYS_DSP_INFACE_EN_HDMI |
    FIELD_PREP(RK3568_SYS_DSP_INFACE_EN_HDMI_MUX, vp->id);
    + dip &= ~RK3568_DSP_IF_POL__HDMI_PIN_POL;
    + dip |= FIELD_PREP(RK3568_DSP_IF_POL__HDMI_PIN_POL, polflags);
    break;
    case ROCKCHIP_VOP2_EP_EDP0:
    die &= ~RK3568_SYS_DSP_INFACE_EN_EDP_MUX;
    die |= RK3568_SYS_DSP_INFACE_EN_EDP |
    FIELD_PREP(RK3568_SYS_DSP_INFACE_EN_EDP_MUX, vp->id);
    + dip &= ~RK3568_DSP_IF_POL__EDP_PIN_POL;
    + dip |= FIELD_PREP(RK3568_DSP_IF_POL__EDP_PIN_POL, polflags);
    break;
    case ROCKCHIP_VOP2_EP_MIPI0:
    die &= ~RK3568_SYS_DSP_INFACE_EN_MIPI0_MUX;
    --
    2.35.1


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