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path: root/drivers/gpu/drm/i915/intel_crt.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c93
1 files changed, 61 insertions, 32 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 759c2ef72ef..e16ac5a28c3 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -136,11 +136,17 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
adpa |= ADPA_VSYNC_ACTIVE_HIGH;
if (intel_crtc->pipe == 0) {
- adpa |= ADPA_PIPE_A_SELECT;
+ if (HAS_PCH_CPT(dev))
+ adpa |= PORT_TRANS_A_SEL_CPT;
+ else
+ adpa |= ADPA_PIPE_A_SELECT;
if (!HAS_PCH_SPLIT(dev))
I915_WRITE(BCLRPAT_A, 0);
} else {
- adpa |= ADPA_PIPE_B_SELECT;
+ if (HAS_PCH_CPT(dev))
+ adpa |= PORT_TRANS_B_SEL_CPT;
+ else
+ adpa |= ADPA_PIPE_B_SELECT;
if (!HAS_PCH_SPLIT(dev))
I915_WRITE(BCLRPAT_B, 0);
}
@@ -152,15 +158,21 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 adpa;
+ u32 adpa, temp;
bool ret;
- adpa = I915_READ(PCH_ADPA);
+ temp = adpa = I915_READ(PCH_ADPA);
- adpa &= ~ADPA_CRT_HOTPLUG_MASK;
- /* disable HPD first */
- I915_WRITE(PCH_ADPA, adpa);
- (void)I915_READ(PCH_ADPA);
+ if (HAS_PCH_CPT(dev)) {
+ /* Disable DAC before force detect */
+ I915_WRITE(PCH_ADPA, adpa & ~ADPA_DAC_ENABLE);
+ (void)I915_READ(PCH_ADPA);
+ } else {
+ adpa &= ~ADPA_CRT_HOTPLUG_MASK;
+ /* disable HPD first */
+ I915_WRITE(PCH_ADPA, adpa);
+ (void)I915_READ(PCH_ADPA);
+ }
adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 |
ADPA_CRT_HOTPLUG_WARMUP_10MS |
@@ -176,6 +188,11 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
while ((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) != 0)
;
+ if (HAS_PCH_CPT(dev)) {
+ I915_WRITE(PCH_ADPA, temp);
+ (void)I915_READ(PCH_ADPA);
+ }
+
/* Check the status to see if both blue and green are on now */
adpa = I915_READ(PCH_ADPA);
adpa &= ADPA_CRT_HOTPLUG_MONITOR_MASK;
@@ -245,9 +262,9 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
return false;
}
-static bool intel_crt_detect_ddc(struct drm_connector *connector)
+static bool intel_crt_detect_ddc(struct drm_encoder *encoder)
{
- struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
/* CRT should always be at 0, but check anyway */
if (intel_encoder->type != INTEL_OUTPUT_ANALOG)
@@ -387,8 +404,8 @@ intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder
static enum drm_connector_status intel_crt_detect(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
- struct intel_encoder *intel_encoder = to_intel_encoder(connector);
- struct drm_encoder *encoder = &intel_encoder->enc;
+ struct drm_encoder *encoder = intel_attached_encoder(connector);
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
struct drm_crtc *crtc;
int dpms_mode;
enum drm_connector_status status;
@@ -400,18 +417,19 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connecto
return connector_status_disconnected;
}
- if (intel_crt_detect_ddc(connector))
+ if (intel_crt_detect_ddc(encoder))
return connector_status_connected;
/* for pre-945g platforms use load detect */
if (encoder->crtc && encoder->crtc->enabled) {
status = intel_crt_load_detect(encoder->crtc, intel_encoder);
} else {
- crtc = intel_get_load_detect_pipe(intel_encoder,
+ crtc = intel_get_load_detect_pipe(intel_encoder, connector,
NULL, &dpms_mode);
if (crtc) {
status = intel_crt_load_detect(crtc, intel_encoder);
- intel_release_load_detect_pipe(intel_encoder, dpms_mode);
+ intel_release_load_detect_pipe(intel_encoder,
+ connector, dpms_mode);
} else
status = connector_status_unknown;
}
@@ -421,9 +439,6 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connecto
static void intel_crt_destroy(struct drm_connector *connector)
{
- struct intel_encoder *intel_encoder = to_intel_encoder(connector);
-
- intel_i2c_destroy(intel_encoder->ddc_bus);
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
@@ -432,29 +447,27 @@ static void intel_crt_destroy(struct drm_connector *connector)
static int intel_crt_get_modes(struct drm_connector *connector)
{
int ret;
- struct intel_encoder *intel_encoder = to_intel_encoder(connector);
- struct i2c_adapter *ddcbus;
+ struct drm_encoder *encoder = intel_attached_encoder(connector);
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+ struct i2c_adapter *ddc_bus;
struct drm_device *dev = connector->dev;
- ret = intel_ddc_get_modes(intel_encoder);
+ ret = intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
if (ret || !IS_G4X(dev))
goto end;
- ddcbus = intel_encoder->ddc_bus;
/* Try to probe digital port for output in DVI-I -> VGA mode. */
- intel_encoder->ddc_bus =
- intel_i2c_create(connector->dev, GPIOD, "CRTDDC_D");
+ ddc_bus = intel_i2c_create(connector->dev, GPIOD, "CRTDDC_D");
- if (!intel_encoder->ddc_bus) {
- intel_encoder->ddc_bus = ddcbus;
+ if (!ddc_bus) {
dev_printk(KERN_ERR, &connector->dev->pdev->dev,
"DDC bus registration failed for CRTDDC_D.\n");
goto end;
}
/* Try to get modes by GPIOD port */
- ret = intel_ddc_get_modes(intel_encoder);
- intel_i2c_destroy(ddcbus);
+ ret = intel_ddc_get_modes(connector, ddc_bus);
+ intel_i2c_destroy(ddc_bus);
end:
return ret;
@@ -491,12 +504,16 @@ static const struct drm_connector_funcs intel_crt_connector_funcs = {
static const struct drm_connector_helper_funcs intel_crt_connector_helper_funcs = {
.mode_valid = intel_crt_mode_valid,
.get_modes = intel_crt_get_modes,
- .best_encoder = intel_best_encoder,
+ .best_encoder = intel_attached_encoder,
};
static void intel_crt_enc_destroy(struct drm_encoder *encoder)
{
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+
+ intel_i2c_destroy(intel_encoder->ddc_bus);
drm_encoder_cleanup(encoder);
+ kfree(intel_encoder);
}
static const struct drm_encoder_funcs intel_crt_enc_funcs = {
@@ -507,6 +524,7 @@ void intel_crt_init(struct drm_device *dev)
{
struct drm_connector *connector;
struct intel_encoder *intel_encoder;
+ struct intel_connector *intel_connector;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 i2c_reg;
@@ -514,14 +532,20 @@ void intel_crt_init(struct drm_device *dev)
if (!intel_encoder)
return;
- connector = &intel_encoder->base;
- drm_connector_init(dev, &intel_encoder->base,
+ intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
+ if (!intel_connector) {
+ kfree(intel_encoder);
+ return;
+ }
+
+ connector = &intel_connector->base;
+ drm_connector_init(dev, &intel_connector->base,
&intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA);
drm_encoder_init(dev, &intel_encoder->enc, &intel_crt_enc_funcs,
DRM_MODE_ENCODER_DAC);
- drm_mode_connector_attach_encoder(&intel_encoder->base,
+ drm_mode_connector_attach_encoder(&intel_connector->base,
&intel_encoder->enc);
/* Set up the DDC bus. */
@@ -553,5 +577,10 @@ void intel_crt_init(struct drm_device *dev)
drm_sysfs_connector_add(connector);
+ if (I915_HAS_HOTPLUG(dev))
+ connector->polled = DRM_CONNECTOR_POLL_HPD;
+ else
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+
dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS;
}