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drm/i915/sdvo: convert to encoder disable/enable 

Similar to crt, this doesn't convert the dpms functions.
Also similar to crt, we don't switch of the display pipe
for the intermediate modes, only DPMS_OFF is truely off.

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-07-01 15:31:04 +02:00
parent 2124604b09
commit ce22c320b8
1 changed files with 56 additions and 2 deletions
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58
drivers/gpu/drm/i915/intel_sdvo.c
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@ -1142,6 +1142,56 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
intel_sdvo_write_sdvox(intel_sdvo, sdvox);
}
static void intel_disable_sdvo(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base);
u32 temp;
intel_sdvo_set_active_outputs(intel_sdvo, 0);
if (0)
intel_sdvo_set_encoder_power_state(intel_sdvo,
DRM_MODE_DPMS_OFF);
temp = I915_READ(intel_sdvo->sdvo_reg);
if ((temp & SDVO_ENABLE) != 0) {
intel_sdvo_write_sdvox(intel_sdvo, temp & ~SDVO_ENABLE);
}
}
static void intel_enable_sdvo(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base);
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
u32 temp;
bool input1, input2;
int i;
u8 status;
temp = I915_READ(intel_sdvo->sdvo_reg);
if ((temp & SDVO_ENABLE) == 0)
intel_sdvo_write_sdvox(intel_sdvo, temp | SDVO_ENABLE);
for (i = 0; i < 2; i++)
intel_wait_for_vblank(dev, intel_crtc->pipe);
status = intel_sdvo_get_trained_inputs(intel_sdvo, &input1, &input2);
/* Warn if the device reported failure to sync.
* A lot of SDVO devices fail to notify of sync, but it's
* a given it the status is a success, we succeeded.
*/
if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
DRM_DEBUG_KMS("First %s output reported failure to "
"sync\n", SDVO_NAME(intel_sdvo));
}
if (0)
intel_sdvo_set_encoder_power_state(intel_sdvo,
DRM_MODE_DPMS_ON);
intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output);
}
static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
@ -1847,9 +1897,10 @@ intel_sdvo_set_property(struct drm_connector *connector,
static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
.dpms = intel_sdvo_dpms,
.mode_fixup = intel_sdvo_mode_fixup,
.prepare = intel_encoder_prepare,
.prepare = intel_encoder_noop,
.mode_set = intel_sdvo_mode_set,
.commit = intel_encoder_commit,
.commit = intel_encoder_noop,
.disable = intel_encoder_disable
};
static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
@ -2576,6 +2627,9 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob)
drm_encoder_helper_add(&intel_encoder->base, &intel_sdvo_helper_funcs);
intel_encoder->disable = intel_disable_sdvo;
intel_encoder->enable = intel_enable_sdvo;
/* In default case sdvo lvds is false */
if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps))
goto err;