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drm/nv50/devinit: reverse the logic for running encoder init scripts 

A single U encoder table can match multiple DCB entries, whereas the
reverse is not true and can lead to us not matching a DCB entry at
all, and fail to initialise some encoders.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-02-16 12:10:38 +10:00
parent 8e992c8d9e
commit ac8cc241a8
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/nouveau/core/subdev/devinit/nv50.c
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@ -78,12 +78,13 @@ nv50_devinit_init(struct nouveau_object *object)
if (ret) if (ret)
return ret; return ret;
/* if we ran the init tables, execute first script pointer for each /* if we ran the init tables, we have to execute the first script
* display table output entry that has a matching dcb entry. * pointer of each dcb entry's display encoder table in order
* to properly initialise each encoder.
*/ */
while (priv->base.post && ver) { while (priv->base.post && dcb_outp_parse(bios, i, &ver, &hdr, &outp)) {
u16 data = nvbios_outp_parse(bios, i++, &ver, &hdr, &cnt, &len, &info); if (nvbios_outp_match(bios, outp.hasht, outp.hashm,
if (data && dcb_outp_match(bios, info.type, info.mask, &ver, &len, &outp)) { &ver, &hdr, &cnt, &len, &info)) {
struct nvbios_init init = { struct nvbios_init init = {
.subdev = nv_subdev(priv), .subdev = nv_subdev(priv),
.bios = bios, .bios = bios,
@ -95,7 +96,8 @@ nv50_devinit_init(struct nouveau_object *object)
nvbios_exec(&init); nvbios_exec(&init);
} }
}; i++;
}
return 0; return 0;
} }