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    Subject[PATCH v3 028/105] drm/vc4: crtc: Restrict HACT_ACT setup to DSI
    Date
    The HACT_ACT field only needs to be written to when using a DSI display.
    Let's move that setup to our DSI branch to clear a bit the common path.

    Signed-off-by: Maxime Ripard <maxime@cerno.tech>
    ---
    drivers/gpu/drm/vc4/vc4_crtc.c | 3 ++-
    1 file changed, 2 insertions(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
    index 8dbf06cdb069..5e1d234f3c8e 100644
    --- a/drivers/gpu/drm/vc4/vc4_crtc.c
    +++ b/drivers/gpu/drm/vc4/vc4_crtc.c
    @@ -344,7 +344,8 @@ static void vc4_crtc_config_pv(struct drm_crtc *crtc)
    (is_dsi ? PV_VCONTROL_DSI : 0));
    }

    - CRTC_WRITE(PV_HACT_ACT, mode->hdisplay * pixel_rep);
    + if (is_dsi)
    + CRTC_WRITE(PV_HACT_ACT, mode->hdisplay * pixel_rep);

    CRTC_WRITE(PV_CONTROL,
    VC4_SET_FIELD(format, PV_CONTROL_FORMAT) |
    --
    git-series 0.9.1
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