From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> There's no LVDS port on 830M so don't go reading the LVDS control register. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9f8c5b5..e29d24f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7963,7 +7963,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, else i9xx_clock(refclk, &clock); } else { - u32 lvds = I915_READ(LVDS); + u32 lvds = IS_I830(dev) ? 0 : I915_READ(LVDS); bool is_lvds = (pipe == 1) && (lvds & LVDS_PORT_EN); if (is_lvds) { -- 1.8.3.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx