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| author | Francisco Jerez <currojerez@riseup.net> | 2010-08-24 23:02:02 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-08-26 15:11:31 +1000 |
| commit | fba675283429e41270feb661a1f6f3bc05d71981 (patch) | |
| tree | 5c0ddd96ed967c1297c0181ecd383a3b3eb70687 /drivers | |
| parent | d31e078d847fb2816d26c9476f4a68e89dc65a0b (diff) | |
| download | linux-fba675283429e41270feb661a1f6f3bc05d71981.tar.gz linux-fba675283429e41270feb661a1f6f3bc05d71981.tar.bz2 linux-fba675283429e41270feb661a1f6f3bc05d71981.zip | |
drm/nouveau: Fix TMDS on some DCB1.5 boards.
The TMDS output of an nv11 was being detected as LVDS, because it uses
DCB type 2 for TMDS instead of type 4.
Reported-by: Bertrand VIEILLE <Vieille.Bertrand@free.fr>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index f6c615b228d4..974b0f8ae048 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -6166,22 +6166,14 @@ parse_dcb15_entry(struct drm_device *dev, struct dcb_table *dcb, entry->type = OUTPUT_TV; break; case 2: - case 3: - entry->type = OUTPUT_LVDS; - break; case 4: - switch ((conn & 0x000000f0) >> 4) { - case 0: - entry->type = OUTPUT_TMDS; - break; - case 1: + if (conn & 0x10) entry->type = OUTPUT_LVDS; - break; - default: - NV_ERROR(dev, "Unknown DCB subtype 4/%d\n", - (conn & 0x000000f0) >> 4); - return false; - } + else + entry->type = OUTPUT_TMDS; + break; + case 3: + entry->type = OUTPUT_LVDS; break; default: NV_ERROR(dev, "Unknown DCB type %d\n", conn & 0x0000000f); |