From: Ben Skeggs <[email protected]>

Writes don't return a count, and adding the check broke native DP.

Signed-off-by: Ben Skeggs <[email protected]>

 drivers/gpu/drm/nouveau/nouveau_dp.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

---

http://git.linuxtv.org/v4l-dvb.git?a=commitdiff;h=1ee7698fc3ec3d7949fa55e5154c8f5de8f1c3d9

diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c 
b/drivers/gpu/drm/nouveau/nouveau_dp.c
index dd49372..f954ad9 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
@@ -502,12 +502,12 @@ nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, 
int addr,
                        break;
        }
 
-       if ((stat & NV50_AUXCH_STAT_COUNT) != data_nr) {
-               ret = -EREMOTEIO;
-               goto out;
-       }
-
        if (cmd & 1) {
+               if ((stat & NV50_AUXCH_STAT_COUNT) != data_nr) {
+                       ret = -EREMOTEIO;
+                       goto out;
+               }
+
                for (i = 0; i < 4; i++) {
                        data32[i] = nv_rd32(dev, NV50_AUXCH_DATA_IN(index, i));
                        NV_DEBUG_KMS(dev, "rd %d: 0x%08x\n", i, data32[i]);

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