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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
This commit is contained in:
Maxime Ripard 2020-05-27 17:47:58 +02:00
parent e58a5e6f41
commit ebd11f706c
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1 changed files with 2 additions and 1 deletions
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drivers/gpu/drm/vc4/vc4_crtc.c
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@ -344,7 +344,8 @@ static void vc4_crtc_config_pv(struct drm_crtc *crtc)
(is_dsi ? PV_VCONTROL_DSI : 0)); (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, CRTC_WRITE(PV_CONTROL,
VC4_SET_FIELD(format, PV_CONTROL_FORMAT) | VC4_SET_FIELD(format, PV_CONTROL_FORMAT) |