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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-10-05 13:47:26 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-10-13 10:36:20 -0700 |
| commit | 06027f9111b9f3244ddc40752428f7847b0b867e (patch) | |
| tree | a1b603cf377c092216e35560a2aa143093003582 /drivers/gpu/drm/i915/i915_suspend.c | |
| parent | a3e17eb8f4080a79738a938abe718be255247a44 (diff) | |
| download | talos-obmc-linux-06027f9111b9f3244ddc40752428f7847b0b867e.tar.gz talos-obmc-linux-06027f9111b9f3244ddc40752428f7847b0b867e.zip | |
drm/i915: Save and restore the GM45 FBC regs on suspend and resume.
This hasn't fixed the regressions we were testing against, but clearly
should be required.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_suspend.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_suspend.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index bd6d8d91ca9f..660c5f36424b 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -437,10 +437,14 @@ void i915_save_display(struct drm_device *dev) /* FIXME: save TV & SDVO state */ /* FBC state */ - dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE); - dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE); - dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2); - dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL); + if (IS_GM45(dev)) { + dev_priv->saveDPFC_CB_BASE = I915_READ(DPFC_CB_BASE); + } else { + dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE); + dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE); + dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2); + dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL); + } /* VGA state */ dev_priv->saveVGA0 = I915_READ(VGA0); @@ -511,10 +515,16 @@ void i915_restore_display(struct drm_device *dev) /* FIXME: restore TV & SDVO state */ /* FBC info */ - I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE); - I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE); - I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2); - I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL); + if (IS_GM45(dev)) { + g4x_disable_fbc(dev); + I915_WRITE(DPFC_CB_BASE, dev_priv->saveDPFC_CB_BASE); + } else { + i8xx_disable_fbc(dev); + I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE); + I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE); + I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2); + I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL); + } /* VGA state */ I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL); |
