drm/i915: Grab the pixel clock from adjusted_mode not requested_mode
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 4 Sep 2013 15:25:18 +0000 (18:25 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Mon, 16 Sep 2013 21:18:50 +0000 (23:18 +0200)
i9xx_set_pipeconf() attempts to get the current pixel clock from
requested_mode. requested_mode.clock may be totally bogus, so the
clock should come from adjusted_mode.

v2: Dropped the intel_compute_config() hunk due to killing of the
    INTEL_FDI_FREQ check

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_display.c

index c2a4d7b491d87b37e8dbf1a4918442ab663210c6..3ff9d98c782098b21303c96081f602dfff2d49b9 100644 (file)
@@ -4809,7 +4809,7 @@ static void i9xx_set_pipeconf(struct intel_crtc *intel_crtc)
                 * XXX: No double-wide on 915GM pipe B. Is that the only reason for the
                 * pipe == 0 check?
                 */
-               if (intel_crtc->config.requested_mode.clock >
+               if (intel_crtc->config.adjusted_mode.clock >
                    dev_priv->display.get_display_clock_speed(dev) * 9 / 10)
                        pipeconf |= PIPECONF_DOUBLE_WIDE;
        }