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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-06-16 01:32:33 +0400 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-07-23 00:37:00 +0400 |
| commit | 9c54c0dd948d715ccfd79e97d852f80eeb53254a (patch) | |
| tree | 49f18f67a736684bfee4b6c7f38175cee7e27632 | |
| parent | f3234706a77bd6e1592ae71fb3268e04cb030dba (diff) | |
| download | linux-9c54c0dd948d715ccfd79e97d852f80eeb53254a.tar.xz | |
drm/i915: load the LUT before pipe enable on ILK+
Per the specs and to address
https://bugs.freedesktop.org/show_bug.cgi?id=36888.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: stable@kernel.org
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0f1c799afea1..5609c065aaf4 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2699,14 +2699,18 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc) I915_WRITE(PF_WIN_SZ(pipe), dev_priv->pch_pf_size); } + /* + * On ILK+ LUT must be loaded before the pipe is running but with + * clocks enabled + */ + intel_crtc_load_lut(crtc); + intel_enable_pipe(dev_priv, pipe, is_pch_port); intel_enable_plane(dev_priv, plane, pipe); if (is_pch_port) ironlake_pch_enable(crtc); - intel_crtc_load_lut(crtc); - mutex_lock(&dev->struct_mutex); intel_update_fbc(dev); mutex_unlock(&dev->struct_mutex); |