Messages in this thread Patch in this message | | | From | Maxime Ripard <> | Subject | [PATCH v3 028/105] drm/vc4: crtc: Restrict HACT_ACT setup to DSI | Date | Wed, 27 May 2020 17:47:58 +0200 |
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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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