Merge branch 'drm-nouveau-fixes-3.10' of git://anongit.freedesktop.org/git/nouveau...

[cascardo/linux.git] / drivers / gpu / drm / nouveau / core / engine / disp / dacnv50.c

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
index ed7415e..f02fd9f 100644 (file)
--- a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
@@ -50,12 +50,16 @@ nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval)
 {
        const u32 doff = (or * 0x800);
        int load = -EINVAL;
+       nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80150000);
+       nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
        nv_wr32(priv, 0x61a00c + doff, 0x00100000 | loadval);
        mdelay(9);
        udelay(500);
        nv_wr32(priv, 0x61a00c + doff, 0x80000000);
        load = (nv_rd32(priv, 0x61a00c + doff) & 0x38000000) >> 27;
        nv_wr32(priv, 0x61a00c + doff, 0x00000000);
+       nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80550000);
+       nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
        return load;
 }