drm/i915: Fix intel_crtc_mode_get() mode clock

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i9xx_crtc_clock_get() no longer populates adjusted_mode.clock, so we
must get the pixel clock from port_clock in intel_crtc_mode_get().

This bug caused Chris's 845g machine to lockup during boot, and it
was introduced in:

 commit 18442d0878
 Author: Ville Syrjälä <ville.syrjala@linux.intel.com>
 Date:   Fri Sep 13 16:00:08 2013 +0300

    drm/i915: Fix port_clock and adjusted_mode.clock readout all over

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=69713
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

...

This commit is contained in:

Ville Syrjälä 2013-09-23 17:48:20 +03:00 • committed by Daniel Vetter

parent 18b5992c37

commit 773ae03465

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/intel_display.c

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