diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvd0_display.c | 52 |
1 files changed, 34 insertions, 18 deletions
diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index 614c6520a52..7c2defdcc8f 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -352,21 +352,35 @@ nvd0_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *umode, { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct nouveau_connector *nv_connector; - u32 htotal = mode->htotal; - u32 vtotal = mode->vtotal; - u32 hsyncw = mode->hsync_end - mode->hsync_start - 1; - u32 vsyncw = mode->vsync_end - mode->vsync_start - 1; - u32 hfrntp = mode->hsync_start - mode->hdisplay; - u32 vfrntp = mode->vsync_start - mode->vdisplay; - u32 hbackp = mode->htotal - mode->hsync_end; - u32 vbackp = mode->vtotal - mode->vsync_end; - u32 hss2be = hsyncw + hbackp; - u32 vss2be = vsyncw + vbackp; - u32 hss2de = htotal - hfrntp; - u32 vss2de = vtotal - vfrntp; + u32 ilace = (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 2 : 1; + u32 vscan = (mode->flags & DRM_MODE_FLAG_DBLSCAN) ? 2 : 1; + u32 hactive, hsynce, hbackp, hfrontp, hblanke, hblanks; + u32 vactive, vsynce, vbackp, vfrontp, vblanke, vblanks; + u32 vblan2e = 0, vblan2s = 1; + u32 magic = 0x31ec6000; u32 syncs, *push; int ret; + hactive = mode->htotal; + hsynce = mode->hsync_end - mode->hsync_start - 1; + hbackp = mode->htotal - mode->hsync_end; + hblanke = hsynce + hbackp; + hfrontp = mode->hsync_start - mode->hdisplay; + hblanks = mode->htotal - hfrontp - 1; + + vactive = mode->vtotal * vscan / ilace; + vsynce = ((mode->vsync_end - mode->vsync_start) * vscan / ilace) - 1; + vbackp = (mode->vtotal - mode->vsync_end) * vscan / ilace; + vblanke = vsynce + vbackp; + vfrontp = (mode->vsync_start - mode->vdisplay) * vscan / ilace; + vblanks = vactive - vfrontp - 1; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) { + vblan2e = vactive + vsynce + vbackp; + vblan2s = vblan2e + (mode->vdisplay * vscan / ilace); + vactive = (vactive * 2) + 1; + magic |= 0x00000001; + } + syncs = 0x00000001; if (mode->flags & DRM_MODE_FLAG_NHSYNC) syncs |= 0x00000008; @@ -379,20 +393,22 @@ nvd0_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *umode, push = evo_wait(crtc->dev, 0, 64); if (push) { - evo_mthd(push, 0x0410 + (nv_crtc->index * 0x300), 5); + evo_mthd(push, 0x0410 + (nv_crtc->index * 0x300), 6); evo_data(push, 0x00000000); - evo_data(push, (vtotal << 16) | htotal); - evo_data(push, (vsyncw << 16) | hsyncw); - evo_data(push, (vss2be << 16) | hss2be); - evo_data(push, (vss2de << 16) | hss2de); + evo_data(push, (vactive << 16) | hactive); + evo_data(push, ( vsynce << 16) | hsynce); + evo_data(push, (vblanke << 16) | hblanke); + evo_data(push, (vblanks << 16) | hblanks); + evo_data(push, (vblan2e << 16) | vblan2s); evo_mthd(push, 0x042c + (nv_crtc->index * 0x300), 1); evo_data(push, 0x00000000); /* ??? */ evo_mthd(push, 0x0450 + (nv_crtc->index * 0x300), 3); evo_data(push, mode->clock * 1000); evo_data(push, 0x00200000); /* ??? */ evo_data(push, mode->clock * 1000); - evo_mthd(push, 0x0404 + (nv_crtc->index * 0x300), 1); + evo_mthd(push, 0x0404 + (nv_crtc->index * 0x300), 2); evo_data(push, syncs); + evo_data(push, magic); evo_kick(push, crtc->dev, 0); } |