drm/nv50: output calculated crtc pll when debugging on

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nv50_crtc.c

@@ -279,6 +279,9 @@ nv50_crtc_set_clock(struct drm_device *dev, int head, int pclk)
 		return ret;
 
 	if (limits.vco2.maxfreq) {
+		NV_DEBUG(dev, "pclk %d out %d NM1 %d %d NM2 %d %d P %d\n",
+			 pclk, ret, pll.N1, pll.M1, pll.N2, pll.M2, pll.log2P);
+
 		reg1 = nv_rd32(dev, pll_reg + 4) & 0xff00ff00;
 		reg2 = nv_rd32(dev, pll_reg + 8) & 0x8000ff00;
 		nv_wr32(dev, pll_reg, 0x10000611);
@@ -286,6 +289,9 @@ nv50_crtc_set_clock(struct drm_device *dev, int head, int pclk)
 		nv_wr32(dev, pll_reg + 8,
 			reg2 | (pll.log2P << 28) | (pll.M2 << 16) | pll.N2);
 	} else {
+		NV_DEBUG(dev, "pclk %d out %d NM %d %d P %d\n",
+			 pclk, ret, pll.N1, pll.M1, pll.log2P);
+
 		reg1 = nv_rd32(dev, pll_reg + 4) & 0xffc00000;
 		nv_wr32(dev, pll_reg, 0x50000610);
 		nv_wr32(dev, pll_reg + 4, reg1 |