diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-11 16:13:49 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-03-13 17:15:05 +1000 |
| commit | c674844bab6df084ef1c93d65925af6e1bfb06a0 (patch) | |
| tree | af0688ca755f577c3bed0092448289b17394b41e /drivers/gpu/drm/nouveau/nvd0_display.c | |
| parent | 6e83fda2c055f17780b2feef404f06803a49a261 (diff) | |
drm/nvd0/disp: fix dcb sor link matching in supervisor handler
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvd0_display.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvd0_display.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index 1723733ad9fa..3c2543190bb8 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -1567,19 +1567,19 @@ static struct dcb_entry * lookup_dcb(struct drm_device *dev, int id, u32 mc) { struct drm_nouveau_private *dev_priv = dev->dev_private; - int type, or, i; + int type, or, i, link = -1; if (id < 4) { type = OUTPUT_ANALOG; or = id; } else { switch (mc & 0x00000f00) { - case 0x00000000: type = OUTPUT_LVDS; break; - case 0x00000100: type = OUTPUT_TMDS; break; - case 0x00000200: type = OUTPUT_TMDS; break; - case 0x00000500: type = OUTPUT_TMDS; break; - case 0x00000800: type = OUTPUT_DP; break; - case 0x00000900: type = OUTPUT_DP; break; + case 0x00000000: link = 0; type = OUTPUT_LVDS; break; + case 0x00000100: link = 0; type = OUTPUT_TMDS; break; + case 0x00000200: link = 1; type = OUTPUT_TMDS; break; + case 0x00000500: link = 0; type = OUTPUT_TMDS; break; + case 0x00000800: link = 0; type = OUTPUT_DP; break; + case 0x00000900: link = 1; type = OUTPUT_DP; break; default: NV_ERROR(dev, "PDISP: unknown SOR mc 0x%08x\n", mc); return NULL; @@ -1590,7 +1590,8 @@ lookup_dcb(struct drm_device *dev, int id, u32 mc) for (i = 0; i < dev_priv->vbios.dcb.entries; i++) { struct dcb_entry *dcb = &dev_priv->vbios.dcb.entry[i]; - if (dcb->type == type && (dcb->or & (1 << or))) + if (dcb->type == type && (dcb->or & (1 << or)) && + (link < 0 || link == !(dcb->sorconf.link & 1))) return dcb; } |