diff options
| author | Maxime Ripard <maxime@cerno.tech> | 2020-05-27 17:47:58 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2020-06-10 11:09:38 +0200 |
| commit | ebd11f706c9d9756edad5b5f3f3310d77d77f60c (patch) | |
| tree | 092a766204f9b9abb747089d6b16d7912a6bae92 | |
| parent | e58a5e6f4118e1afe7f346701553940c433000ee (diff) | |
| download | linux-ebd11f706c9d9756edad5b5f3f3310d77d77f60c.tar.bz2 | |
drm/vc4: crtc: Restrict HACT_ACT setup to DSI
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.
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/7a93436f97666a2aa025686ef3ff3606de4bec67.1590594512.git-series.maxime@cerno.tech
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_crtc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index be102e7255ee..29131409a4de 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) | |