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Merge branch 'drm-intel-fixes' into drm-intel-next

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This commit is contained in:
Keith Packard 2011-07-25 14:57:41 -07:00
commit 887a82ee80
2 changed files with 27 additions and 21 deletions
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3
drivers/gpu/drm/i915/i915_irq.c
View file

@ -306,6 +306,7 @@ static void i915_hotplug_work_func(struct work_struct *work)
struct drm_mode_config *mode_config = &dev->mode_config;
struct intel_encoder *encoder;
mutex_lock(&mode_config->mutex);
DRM_DEBUG_KMS("running encoder hotplug functions\n");
list_for_each_entry(encoder, &mode_config->encoder_list, base.head)
@ -314,6 +315,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
/* Just fire off a uevent and let userspace tell us what to do */
drm_helper_hpd_irq_event(dev);
mutex_unlock(&mode_config->mutex);
}
static void i915_handle_rps_change(struct drm_device *dev)

45
drivers/gpu/drm/i915/intel_dp.c
View file

@ -52,7 +52,7 @@ struct intel_dp {
uint32_t color_range;
uint8_t link_bw;
uint8_t lane_count;
uint8_t dpcd[4];
uint8_t dpcd[8];
struct i2c_adapter adapter;
struct i2c_algo_dp_aux_data algo;
bool is_pch_edp;
@ -770,6 +770,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
memset(intel_dp->link_configuration, 0, DP_LINK_CONFIGURATION_SIZE);
intel_dp->link_configuration[0] = intel_dp->link_bw;
intel_dp->link_configuration[1] = intel_dp->lane_count;
intel_dp->link_configuration[8] = DP_SET_ANSI_8B10B;
/*
* Check for DPCD version > 1.1 and enhanced framing support
@ -1596,11 +1597,23 @@ intel_dp_check_link_status(struct intel_dp *intel_dp)
}
}
static enum drm_connector_status
i915_dp_detect_common(struct intel_dp *intel_dp)
{
enum drm_connector_status status = connector_status_disconnected;
if (intel_dp_aux_native_read_retry(intel_dp, 0x000, intel_dp->dpcd,
sizeof (intel_dp->dpcd)) &&
(intel_dp->dpcd[DP_DPCD_REV] != 0))
status = connector_status_connected;
return status;
}
static enum drm_connector_status
ironlake_dp_detect(struct intel_dp *intel_dp)
{
enum drm_connector_status status;
bool ret;
/* Can't disconnect eDP, but you can close the lid... */
if (is_edp(intel_dp)) {
@ -1610,15 +1623,7 @@ ironlake_dp_detect(struct intel_dp *intel_dp)
return status;
}
status = connector_status_disconnected;
ret = intel_dp_aux_native_read_retry(intel_dp,
0x000, intel_dp->dpcd,
sizeof (intel_dp->dpcd));
if (ret && intel_dp->dpcd[DP_DPCD_REV] != 0)
status = connector_status_connected;
DRM_DEBUG_KMS("DPCD: %hx%hx%hx%hx\n", intel_dp->dpcd[0],
intel_dp->dpcd[1], intel_dp->dpcd[2], intel_dp->dpcd[3]);
return status;
return i915_dp_detect_common(intel_dp);
}
static enum drm_connector_status
@ -1626,7 +1631,6 @@ g4x_dp_detect(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
enum drm_connector_status status;
uint32_t temp, bit;
switch (intel_dp->output_reg) {
@ -1648,15 +1652,7 @@ g4x_dp_detect(struct intel_dp *intel_dp)
if ((temp & bit) == 0)
return connector_status_disconnected;
status = connector_status_disconnected;
if (intel_dp_aux_native_read(intel_dp, 0x000, intel_dp->dpcd,
sizeof (intel_dp->dpcd)) == sizeof (intel_dp->dpcd))
{
if (intel_dp->dpcd[DP_DPCD_REV] != 0)
status = connector_status_connected;
}
return status;
return i915_dp_detect_common(intel_dp);
}
/**
@ -1674,11 +1670,18 @@ intel_dp_detect(struct drm_connector *connector, bool force)
struct edid *edid = NULL;
intel_dp->has_audio = false;
memset(intel_dp->dpcd, 0, sizeof(intel_dp->dpcd));
if (HAS_PCH_SPLIT(dev))
status = ironlake_dp_detect(intel_dp);
else
status = g4x_dp_detect(intel_dp);
DRM_DEBUG_KMS("DPCD: %02hx%02hx%02hx%02hx%02hx%02hx%02hx%02hx\n",
intel_dp->dpcd[0], intel_dp->dpcd[1], intel_dp->dpcd[2],
intel_dp->dpcd[3], intel_dp->dpcd[4], intel_dp->dpcd[5],
intel_dp->dpcd[6], intel_dp->dpcd[7]);
if (status != connector_status_connected)
return status;