diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 36 |
1 files changed, 32 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 1d05b2d5abed..543ea4063edd 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -61,6 +61,29 @@ static struct intel_crt *intel_encoder_to_crt(struct intel_encoder *encoder) return container_of(encoder, struct intel_crt, base); } +static void intel_disable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); + temp &= ~ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + +static void intel_enable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp |= ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + static void pch_crt_dpms(struct drm_encoder *encoder, int mode) { struct drm_device *dev = encoder->dev; @@ -575,18 +598,20 @@ static void intel_crt_reset(struct drm_connector *connector) static const struct drm_encoder_helper_funcs pch_encoder_funcs = { .mode_fixup = intel_crt_mode_fixup, - .prepare = intel_encoder_prepare, - .commit = intel_encoder_commit, + .prepare = intel_encoder_noop, + .commit = intel_encoder_noop, .mode_set = intel_crt_mode_set, .dpms = pch_crt_dpms, + .disable = intel_encoder_disable, }; static const struct drm_encoder_helper_funcs gmch_encoder_funcs = { .mode_fixup = intel_crt_mode_fixup, - .prepare = intel_encoder_prepare, - .commit = intel_encoder_commit, + .prepare = intel_encoder_noop, + .commit = intel_encoder_noop, .mode_set = intel_crt_mode_set, .dpms = gmch_crt_dpms, + .disable = intel_encoder_disable, }; static const struct drm_connector_funcs intel_crt_connector_funcs = { @@ -682,6 +707,9 @@ void intel_crt_init(struct drm_device *dev) else crt->adpa_reg = ADPA; + crt->base.disable = intel_disable_crt; + crt->base.enable = intel_enable_crt; + drm_encoder_helper_add(&crt->base.base, encoder_helper_funcs); drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs); |
