diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2013-09-23 17:48:20 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-09-24 15:08:38 +0200 |
| commit | fd435b2ee3c67c9b41a18dc990ce9c9783117fdb (patch) | |
| tree | b8b4b93457db325e76002e29fa877ff32797df0c | |
| parent | 11e04756be0667db70ad4635799ae749e7567d5b (diff) | |
drm/i915: Fix intel_crtc_mode_get() mode clock
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 18442d08786472c63a0a80c27f92b033dffc26de
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>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 45f0cc38cf37..3b06250b7409 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7539,7 +7539,7 @@ struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev, pipe_config.dpll_hw_state.fp1 = I915_READ(FP1(pipe)); i9xx_crtc_clock_get(intel_crtc, &pipe_config); - mode->clock = pipe_config.adjusted_mode.clock; + mode->clock = pipe_config.port_clock / pipe_config.pixel_multiplier; mode->hdisplay = (htot & 0xffff) + 1; mode->htotal = ((htot & 0xffff0000) >> 16) + 1; mode->hsync_start = (hsync & 0xffff) + 1; |