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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.c361
1 files changed, 230 insertions, 131 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 893f30164b7..5a045d3bd77 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -45,19 +45,21 @@
struct intel_crt {
struct intel_encoder base;
+ /* DPMS state is stored in the connector, which we need in the
+ * encoder's enable/disable callbacks */
+ struct intel_connector *connector;
bool force_hotplug_required;
u32 adpa_reg;
};
-static struct intel_crt *intel_attached_crt(struct drm_connector *connector)
+static struct intel_crt *intel_encoder_to_crt(struct intel_encoder *encoder)
{
- return container_of(intel_attached_encoder(connector),
- struct intel_crt, base);
+ return container_of(encoder, struct intel_crt, base);
}
-static struct intel_crt *intel_encoder_to_crt(struct intel_encoder *encoder)
+static struct intel_crt *intel_attached_crt(struct drm_connector *connector)
{
- return container_of(encoder, struct intel_crt, base);
+ return intel_encoder_to_crt(intel_attached_encoder(connector));
}
static bool intel_crt_get_hw_state(struct intel_encoder *encoder,
@@ -66,8 +68,13 @@ static bool intel_crt_get_hw_state(struct intel_encoder *encoder,
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crt *crt = intel_encoder_to_crt(encoder);
+ enum intel_display_power_domain power_domain;
u32 tmp;
+ power_domain = intel_display_port_power_domain(encoder);
+ if (!intel_display_power_enabled(dev_priv, power_domain))
+ return false;
+
tmp = I915_READ(crt->adpa_reg);
if (!(tmp & ADPA_DAC_ENABLE))
@@ -81,27 +88,53 @@ static bool intel_crt_get_hw_state(struct intel_encoder *encoder,
return true;
}
-static void intel_disable_crt(struct intel_encoder *encoder)
+static unsigned int intel_crt_get_flags(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;
+ u32 tmp, flags = 0;
- 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);
+ tmp = I915_READ(crt->adpa_reg);
+
+ if (tmp & ADPA_HSYNC_ACTIVE_HIGH)
+ flags |= DRM_MODE_FLAG_PHSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NHSYNC;
+
+ if (tmp & ADPA_VSYNC_ACTIVE_HIGH)
+ flags |= DRM_MODE_FLAG_PVSYNC;
+ else
+ flags |= DRM_MODE_FLAG_NVSYNC;
+
+ return flags;
}
-static void intel_enable_crt(struct intel_encoder *encoder)
+static void intel_crt_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_config *pipe_config)
{
- struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
- struct intel_crt *crt = intel_encoder_to_crt(encoder);
- u32 temp;
+ struct drm_device *dev = encoder->base.dev;
+ int dotclock;
+
+ pipe_config->adjusted_mode.flags |= intel_crt_get_flags(encoder);
+
+ dotclock = pipe_config->port_clock;
+
+ if (HAS_PCH_SPLIT(dev))
+ ironlake_check_encoder_dotclock(pipe_config, dotclock);
+
+ pipe_config->adjusted_mode.crtc_clock = dotclock;
+}
- temp = I915_READ(crt->adpa_reg);
- temp |= ADPA_DAC_ENABLE;
- I915_WRITE(crt->adpa_reg, temp);
+static void hsw_crt_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_config *pipe_config)
+{
+ intel_ddi_get_config(encoder, pipe_config);
+
+ pipe_config->adjusted_mode.flags &= ~(DRM_MODE_FLAG_PHSYNC |
+ DRM_MODE_FLAG_NHSYNC |
+ DRM_MODE_FLAG_PVSYNC |
+ DRM_MODE_FLAG_NVSYNC);
+ pipe_config->adjusted_mode.flags |= intel_crt_get_flags(encoder);
}
/* Note: The caller is required to filter out dpms modes not supported by the
@@ -111,30 +144,64 @@ static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode)
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crt *crt = intel_encoder_to_crt(encoder);
- u32 temp;
+ struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
+ struct drm_display_mode *adjusted_mode = &crtc->config.adjusted_mode;
+ u32 adpa;
+
+ if (INTEL_INFO(dev)->gen >= 5)
+ adpa = ADPA_HOTPLUG_BITS;
+ else
+ adpa = 0;
+
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
+ adpa |= ADPA_HSYNC_ACTIVE_HIGH;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
+ adpa |= ADPA_VSYNC_ACTIVE_HIGH;
- temp = I915_READ(crt->adpa_reg);
- temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE);
- temp &= ~ADPA_DAC_ENABLE;
+ /* For CPT allow 3 pipe config, for others just use A or B */
+ if (HAS_PCH_LPT(dev))
+ ; /* Those bits don't exist here */
+ else if (HAS_PCH_CPT(dev))
+ adpa |= PORT_TRANS_SEL_CPT(crtc->pipe);
+ else if (crtc->pipe == 0)
+ adpa |= ADPA_PIPE_A_SELECT;
+ else
+ adpa |= ADPA_PIPE_B_SELECT;
+
+ if (!HAS_PCH_SPLIT(dev))
+ I915_WRITE(BCLRPAT(crtc->pipe), 0);
switch (mode) {
case DRM_MODE_DPMS_ON:
- temp |= ADPA_DAC_ENABLE;
+ adpa |= ADPA_DAC_ENABLE;
break;
case DRM_MODE_DPMS_STANDBY:
- temp |= ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE;
+ adpa |= ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE;
break;
case DRM_MODE_DPMS_SUSPEND:
- temp |= ADPA_DAC_ENABLE | ADPA_VSYNC_CNTL_DISABLE;
+ adpa |= ADPA_DAC_ENABLE | ADPA_VSYNC_CNTL_DISABLE;
break;
case DRM_MODE_DPMS_OFF:
- temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE;
+ adpa |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE;
break;
}
- I915_WRITE(crt->adpa_reg, temp);
+ I915_WRITE(crt->adpa_reg, adpa);
}
+static void intel_disable_crt(struct intel_encoder *encoder)
+{
+ intel_crt_set_dpms(encoder, DRM_MODE_DPMS_OFF);
+}
+
+static void intel_enable_crt(struct intel_encoder *encoder)
+{
+ struct intel_crt *crt = intel_encoder_to_crt(encoder);
+
+ intel_crt_set_dpms(encoder, crt->connector->base.dpms);
+}
+
+/* Special dpms function to support cloning between dvo/sdvo/crt. */
static void intel_crt_dpms(struct drm_connector *connector, int mode)
{
struct drm_device *dev = connector->dev;
@@ -143,7 +210,7 @@ static void intel_crt_dpms(struct drm_connector *connector, int mode)
int old_dpms;
/* PCH platforms and VLV only support on/off. */
- if (INTEL_INFO(dev)->gen < 5 && mode != DRM_MODE_DPMS_ON)
+ if (INTEL_INFO(dev)->gen >= 5 && mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
@@ -165,6 +232,8 @@ static void intel_crt_dpms(struct drm_connector *connector, int mode)
else
encoder->connectors_active = true;
+ /* We call connector dpms manually below in case pipe dpms doesn't
+ * change due to cloning. */
if (mode < old_dpms) {
/* From off to on, enable the pipe first. */
intel_crtc_update_dpms(crtc);
@@ -179,8 +248,9 @@ static void intel_crt_dpms(struct drm_connector *connector, int mode)
intel_modeset_check_state(connector->dev);
}
-static int intel_crt_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+intel_crt_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
struct drm_device *dev = connector->dev;
@@ -198,60 +268,31 @@ static int intel_crt_mode_valid(struct drm_connector *connector,
if (mode->clock > max_clock)
return MODE_CLOCK_HIGH;
- return MODE_OK;
-}
+ /* The FDI receiver on LPT only supports 8bpc and only has 2 lanes. */
+ if (HAS_PCH_LPT(dev) &&
+ (ironlake_get_lanes_required(mode->clock, 270000, 24) > 2))
+ return MODE_CLOCK_HIGH;
-static bool intel_crt_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return true;
+ return MODE_OK;
}
-static void intel_crt_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
+static bool intel_crt_compute_config(struct intel_encoder *encoder,
+ struct intel_crtc_config *pipe_config)
{
+ struct drm_device *dev = encoder->base.dev;
- struct drm_device *dev = encoder->dev;
- struct drm_crtc *crtc = encoder->crtc;
- struct intel_crt *crt =
- intel_encoder_to_crt(to_intel_encoder(encoder));
- struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct drm_i915_private *dev_priv = dev->dev_private;
- int dpll_md_reg;
- u32 adpa, dpll_md;
-
- dpll_md_reg = DPLL_MD(intel_crtc->pipe);
-
- /*
- * Disable separate mode multiplier used when cloning SDVO to CRT
- * XXX this needs to be adjusted when we really are cloning
- */
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) {
- dpll_md = I915_READ(dpll_md_reg);
- I915_WRITE(dpll_md_reg,
- dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK);
- }
-
- adpa = ADPA_HOTPLUG_BITS;
- if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
- adpa |= ADPA_HSYNC_ACTIVE_HIGH;
- if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
- adpa |= ADPA_VSYNC_ACTIVE_HIGH;
+ if (HAS_PCH_SPLIT(dev))
+ pipe_config->has_pch_encoder = true;
- /* For CPT allow 3 pipe config, for others just use A or B */
- if (HAS_PCH_CPT(dev))
- adpa |= PORT_TRANS_SEL_CPT(intel_crtc->pipe);
- else if (intel_crtc->pipe == 0)
- adpa |= ADPA_PIPE_A_SELECT;
- else
- adpa |= ADPA_PIPE_B_SELECT;
+ /* LPT FDI RX only supports 8bpc. */
+ if (HAS_PCH_LPT(dev))
+ pipe_config->pipe_bpp = 24;
- if (!HAS_PCH_SPLIT(dev))
- I915_WRITE(BCLRPAT(intel_crtc->pipe), 0);
+ /* FDI must always be 2.7 GHz */
+ if (HAS_DDI(dev))
+ pipe_config->port_clock = 135000 * 2;
- I915_WRITE(crt->adpa_reg, adpa);
+ return true;
}
static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
@@ -269,27 +310,27 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
crt->force_hotplug_required = 0;
- save_adpa = adpa = I915_READ(PCH_ADPA);
+ save_adpa = adpa = I915_READ(crt->adpa_reg);
DRM_DEBUG_KMS("trigger hotplug detect cycle: adpa=0x%x\n", adpa);
adpa |= ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
if (turn_off_dac)
adpa &= ~ADPA_DAC_ENABLE;
- I915_WRITE(PCH_ADPA, adpa);
+ I915_WRITE(crt->adpa_reg, adpa);
- if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0,
+ if (wait_for((I915_READ(crt->adpa_reg) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0,
1000))
DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER");
if (turn_off_dac) {
- I915_WRITE(PCH_ADPA, save_adpa);
- POSTING_READ(PCH_ADPA);
+ I915_WRITE(crt->adpa_reg, save_adpa);
+ POSTING_READ(crt->adpa_reg);
}
}
/* Check the status to see if both blue and green are on now */
- adpa = I915_READ(PCH_ADPA);
+ adpa = I915_READ(crt->adpa_reg);
if ((adpa & ADPA_CRT_HOTPLUG_MONITOR_MASK) != 0)
ret = true;
else
@@ -302,26 +343,27 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
static bool valleyview_crt_detect_hotplug(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
+ struct intel_crt *crt = intel_attached_crt(connector);
struct drm_i915_private *dev_priv = dev->dev_private;
u32 adpa;
bool ret;
u32 save_adpa;
- save_adpa = adpa = I915_READ(ADPA);
+ save_adpa = adpa = I915_READ(crt->adpa_reg);
DRM_DEBUG_KMS("trigger hotplug detect cycle: adpa=0x%x\n", adpa);
adpa |= ADPA_CRT_HOTPLUG_FORCE_TRIGGER;
- I915_WRITE(ADPA, adpa);
+ I915_WRITE(crt->adpa_reg, adpa);
- if (wait_for((I915_READ(ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0,
+ if (wait_for((I915_READ(crt->adpa_reg) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0,
1000)) {
DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER");
- I915_WRITE(ADPA, save_adpa);
+ I915_WRITE(crt->adpa_reg, save_adpa);
}
/* Check the status to see if both blue and green are on now */
- adpa = I915_READ(ADPA);
+ adpa = I915_READ(crt->adpa_reg);
if ((adpa & ADPA_CRT_HOTPLUG_MONITOR_MASK) != 0)
ret = true;
else
@@ -329,9 +371,6 @@ static bool valleyview_crt_detect_hotplug(struct drm_connector *connector)
DRM_DEBUG_KMS("valleyview hotplug adpa=0x%x, result %d\n", adpa, ret);
- /* FIXME: debug force function and remove */
- ret = true;
-
return ret;
}
@@ -414,12 +453,16 @@ static int intel_crt_ddc_get_modes(struct drm_connector *connector,
struct i2c_adapter *adapter)
{
struct edid *edid;
+ int ret;
edid = intel_crt_get_edid(connector, adapter);
if (!edid)
return 0;
- return intel_connector_update_modes(connector, edid);
+ ret = intel_connector_update_modes(connector, edid);
+ kfree(edid);
+
+ return ret;
}
static bool intel_crt_detect_ddc(struct drm_connector *connector)
@@ -431,7 +474,7 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
BUG_ON(crt->base.type != INTEL_OUTPUT_ANALOG);
- i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin);
+ i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->vbt.crt_ddc_pin);
edid = intel_crt_get_edid(connector, i2c);
if (edid) {
@@ -581,9 +624,22 @@ static enum drm_connector_status
intel_crt_detect(struct drm_connector *connector, bool force)
{
struct drm_device *dev = connector->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crt *crt = intel_attached_crt(connector);
+ struct intel_encoder *intel_encoder = &crt->base;
+ enum intel_display_power_domain power_domain;
enum drm_connector_status status;
struct intel_load_detect_pipe tmp;
+ struct drm_modeset_acquire_ctx ctx;
+
+ intel_runtime_pm_get(dev_priv);
+
+ DRM_DEBUG_KMS("[CONNECTOR:%d:%s] force=%d\n",
+ connector->base.id, connector->name,
+ force);
+
+ power_domain = intel_display_port_power_domain(intel_encoder);
+ intel_display_power_get(dev_priv, power_domain);
if (I915_HAS_HOTPLUG(dev)) {
/* We can not rely on the HPD pin always being correctly wired
@@ -592,40 +648,50 @@ intel_crt_detect(struct drm_connector *connector, bool force)
*/
if (intel_crt_detect_hotplug(connector)) {
DRM_DEBUG_KMS("CRT detected via hotplug\n");
- return connector_status_connected;
+ status = connector_status_connected;
+ goto out;
} else
DRM_DEBUG_KMS("CRT not detected via hotplug\n");
}
- if (intel_crt_detect_ddc(connector))
- return connector_status_connected;
+ if (intel_crt_detect_ddc(connector)) {
+ status = connector_status_connected;
+ goto out;
+ }
/* Load detection is broken on HPD capable machines. Whoever wants a
* broken monitor (without edid) to work behind a broken kvm (that fails
* to have the right resistors for HP detection) needs to fix this up.
* For now just bail out. */
- if (I915_HAS_HOTPLUG(dev))
- return connector_status_disconnected;
+ if (I915_HAS_HOTPLUG(dev)) {
+ status = connector_status_disconnected;
+ goto out;
+ }
- if (!force)
- return connector->status;
+ if (!force) {
+ status = connector->status;
+ goto out;
+ }
/* for pre-945g platforms use load detect */
- if (intel_get_load_detect_pipe(connector, NULL, &tmp)) {
+ if (intel_get_load_detect_pipe(connector, NULL, &tmp, &ctx)) {
if (intel_crt_detect_ddc(connector))
status = connector_status_connected;
else
status = intel_crt_load_detect(crt);
- intel_release_load_detect_pipe(connector, &tmp);
+ intel_release_load_detect_pipe(connector, &tmp, &ctx);
} else
status = connector_status_unknown;
+out:
+ intel_display_power_put(dev_priv, power_domain);
+ intel_runtime_pm_put(dev_priv);
+
return status;
}
static void intel_crt_destroy(struct drm_connector *connector)
{
- drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
}
@@ -634,17 +700,28 @@ static int intel_crt_get_modes(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crt *crt = intel_attached_crt(connector);
+ struct intel_encoder *intel_encoder = &crt->base;
+ enum intel_display_power_domain power_domain;
int ret;
struct i2c_adapter *i2c;
- i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin);
+ power_domain = intel_display_port_power_domain(intel_encoder);
+ intel_display_power_get(dev_priv, power_domain);
+
+ i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->vbt.crt_ddc_pin);
ret = intel_crt_ddc_get_modes(connector, i2c);
if (ret || !IS_G4X(dev))
- return ret;
+ goto out;
/* Try to probe digital port for output in DVI-I -> VGA mode. */
i2c = intel_gmbus_get_adapter(dev_priv, GMBUS_PORT_DPB);
- return intel_crt_ddc_get_modes(connector, i2c);
+ ret = intel_crt_ddc_get_modes(connector, i2c);
+
+out:
+ intel_display_power_put(dev_priv, power_domain);
+
+ return ret;
}
static int intel_crt_set_property(struct drm_connector *connector,
@@ -657,22 +734,28 @@ static int intel_crt_set_property(struct drm_connector *connector,
static void intel_crt_reset(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crt *crt = intel_attached_crt(connector);
- if (HAS_PCH_SPLIT(dev))
+ if (INTEL_INFO(dev)->gen >= 5) {
+ u32 adpa;
+
+ adpa = I915_READ(crt->adpa_reg);
+ adpa &= ~ADPA_CRT_HOTPLUG_MASK;
+ adpa |= ADPA_HOTPLUG_BITS;
+ I915_WRITE(crt->adpa_reg, adpa);
+ POSTING_READ(crt->adpa_reg);
+
+ DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa);
crt->force_hotplug_required = 1;
+ }
+
}
/*
* Routines for controlling stuff on the analog port
*/
-static const struct drm_encoder_helper_funcs crt_encoder_funcs = {
- .mode_fixup = intel_crt_mode_fixup,
- .mode_set = intel_crt_mode_set,
- .disable = intel_encoder_noop,
-};
-
static const struct drm_connector_funcs intel_crt_connector_funcs = {
.reset = intel_crt_reset,
.dpms = intel_crt_dpms,
@@ -707,6 +790,14 @@ static const struct dmi_system_id intel_no_crt[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"),
},
},
+ {
+ .callback = intel_no_crt_dmi_callback,
+ .ident = "DELL XPS 8700",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "XPS 8700"),
+ },
+ },
{ }
};
@@ -725,13 +816,14 @@ void intel_crt_init(struct drm_device *dev)
if (!crt)
return;
- intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
+ intel_connector = kzalloc(sizeof(*intel_connector), GFP_KERNEL);
if (!intel_connector) {
kfree(crt);
return;
}
connector = &intel_connector->base;
+ crt->connector = intel_connector;
drm_connector_init(dev, &intel_connector->base,
&intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA);
@@ -741,8 +833,8 @@ void intel_crt_init(struct drm_device *dev)
intel_connector_attach_encoder(intel_connector, &crt->base);
crt->base.type = INTEL_OUTPUT_ANALOG;
- crt->base.cloneable = true;
- if (IS_HASWELL(dev))
+ crt->base.cloneable = (1 << INTEL_OUTPUT_DVO) | (1 << INTEL_OUTPUT_HDMI);
+ if (IS_I830(dev))
crt->base.crtc_mask = (1 << 0);
else
crt->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
@@ -760,37 +852,44 @@ void intel_crt_init(struct drm_device *dev)
else
crt->adpa_reg = ADPA;
+ crt->base.compute_config = intel_crt_compute_config;
crt->base.disable = intel_disable_crt;
crt->base.enable = intel_enable_crt;
- crt->base.get_hw_state = intel_crt_get_hw_state;
+ if (I915_HAS_HOTPLUG(dev))
+ crt->base.hpd_pin = HPD_CRT;
+ if (HAS_DDI(dev)) {
+ crt->base.get_config = hsw_crt_get_config;
+ crt->base.get_hw_state = intel_ddi_get_hw_state;
+ } else {
+ crt->base.get_config = intel_crt_get_config;
+ crt->base.get_hw_state = intel_crt_get_hw_state;
+ }
intel_connector->get_hw_state = intel_connector_get_hw_state;
+ intel_connector->unregister = intel_connector_unregister;
- drm_encoder_helper_add(&crt->base.base, &crt_encoder_funcs);
drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
drm_sysfs_connector_add(connector);
- if (I915_HAS_HOTPLUG(dev))
- connector->polled = DRM_CONNECTOR_POLL_HPD;
- else
- connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+ if (!I915_HAS_HOTPLUG(dev))
+ intel_connector->polled = DRM_CONNECTOR_POLL_CONNECT;
/*
* Configure the automatic hotplug detection stuff
*/
crt->force_hotplug_required = 0;
- if (HAS_PCH_SPLIT(dev)) {
- u32 adpa;
- adpa = I915_READ(PCH_ADPA);
- adpa &= ~ADPA_CRT_HOTPLUG_MASK;
- adpa |= ADPA_HOTPLUG_BITS;
- I915_WRITE(PCH_ADPA, adpa);
- POSTING_READ(PCH_ADPA);
+ /*
+ * TODO: find a proper way to discover whether we need to set the the
+ * polarity and link reversal bits or not, instead of relying on the
+ * BIOS.
+ */
+ if (HAS_PCH_LPT(dev)) {
+ u32 fdi_config = FDI_RX_POLARITY_REVERSED_LPT |
+ FDI_RX_LINK_REVERSAL_OVERRIDE;
- DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa);
- crt->force_hotplug_required = 1;
+ dev_priv->fdi_rx_config = I915_READ(_FDI_RXA_CTL) & fdi_config;
}
- dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS;
+ intel_crt_reset(connector);
}