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drm/nv50/disp: fix dpms regression on certain boards

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Reported in fdo#82527 comment #2.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-09-30 10:27:08 +10:00
parent fe82dcec64
commit 5838ae610f
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
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@ -1763,9 +1763,10 @@ nv50_disp_intr_unk40_0_tmds(struct nv50_disp_priv *priv, struct dcb_output *outp
const int or = ffs(outp->or) - 1;
const u32 loff = (or * 0x800) + (link * 0x80);
const u16 mask = (outp->sorconf.link << 6) | outp->or;
struct dcb_output match;
u8 ver, hdr;
if (dcb_outp_match(bios, DCB_OUTPUT_DP, mask, &ver, &hdr, outp))
if (dcb_outp_match(bios, DCB_OUTPUT_DP, mask, &ver, &hdr, &match))
nv_mask(priv, 0x61c10c + loff, 0x00000001, 0x00000000);
}