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drm/vc4: Fix setting of vertical timings in the CRTC.

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It looks like when I went to add the interlaced bits, I just took the
existing PV_VERT* block and indented it, instead of copy and pasting
it first.  Without this, changing resolution never worked.

Signed-off-by: Eric Anholt <eric@anholt.net>
(cherry picked from commit a7c5047d1c)
This commit is contained in:
Eric Anholt
2016-02-15 17:31:41 -08:00
parent da5872dbe2
commit 6d56e067ac
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/vc4/vc4_crtc.c
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@@ -217,6 +217,16 @@ static void vc4_crtc_mode_set_nofb(struct drm_crtc *crtc)
PV_HORZB_HFP) |
VC4_SET_FIELD(mode->hdisplay, PV_HORZB_HACTIVE));
CRTC_WRITE(PV_VERTA,
VC4_SET_FIELD(mode->vtotal - mode->vsync_end,
PV_VERTA_VBP) |
VC4_SET_FIELD(mode->vsync_end - mode->vsync_start,
PV_VERTA_VSYNC));
CRTC_WRITE(PV_VERTB,
VC4_SET_FIELD(mode->vsync_start - mode->vdisplay,
PV_VERTB_VFP) |
VC4_SET_FIELD(vactive, PV_VERTB_VACTIVE));
if (interlace) {
CRTC_WRITE(PV_VERTA_EVEN,
VC4_SET_FIELD(mode->vtotal - mode->vsync_end - 1,