Commit c04c5b1d authored by Francisco Jerez's avatar Francisco Jerez Committed by Ben Skeggs

drm/nouveau: Fix TV-out detection on unposted cards lacking a usable DCB table.

Signed-off-by: default avatarFrancisco Jerez <currojerez@riseup.net>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 946fd35f
...@@ -78,6 +78,14 @@ nv04_display_store_initial_head_owner(struct drm_device *dev) ...@@ -78,6 +78,14 @@ nv04_display_store_initial_head_owner(struct drm_device *dev)
int int
nv04_display_early_init(struct drm_device *dev) nv04_display_early_init(struct drm_device *dev)
{ {
/* Make the I2C buses accessible. */
if (!nv_gf4_disp_arch(dev)) {
uint32_t pmc_enable = nv_rd32(dev, NV03_PMC_ENABLE);
if (!(pmc_enable & 1))
nv_wr32(dev, NV03_PMC_ENABLE, pmc_enable | 1);
}
/* Unlock the VGA CRTCs. */ /* Unlock the VGA CRTCs. */
NVLockVgaCrtcs(dev, false); NVLockVgaCrtcs(dev, false);
......
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