drm/nouveau: pull refclk from vbios on limits 0x40 boards

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

diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 90aef64..8486dc6 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -5049,11 +5049,7 @@ int get_pll_limits(struct drm_device *dev, uint32_t limit_match, struct pll_lims
                pll_lim->vco1.max_n = record[11];
                pll_lim->min_p = record[12];
                pll_lim->max_p = record[13];
-               /* where did this go to?? */
-               if ((entry[0] & 0xf0) == 0x80)
-                       pll_lim->refclk = 27000;
-               else
-                       pll_lim->refclk = 100000;
+               pll_lim->refclk = ROM16(entry[9]) * 1000;
        }
 
        /*