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drm/i915: add per-output hotplug callback for KMS 

This allows each output to deal with plug/unplug events as needed.

Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Keith Packard 2009-05-06 11:48:58 -07:00
parent 308cd3a2e5
commit c31c4ba343
2 changed files with 11 additions and 0 deletions
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10
drivers/gpu/drm/i915/i915_irq.c
View File

@ -232,7 +232,17 @@ static void i915_hotplug_work_func(struct work_struct *work)
drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
hotplug_work);
struct drm_device *dev = dev_priv->dev;
struct drm_mode_config *mode_config = &dev->mode_config;
struct drm_connector *connector;
if (mode_config->num_connector) {
list_for_each_entry(connector, &mode_config->connector_list, head) {
struct intel_output *intel_output = to_intel_output(connector);
if (intel_output->hot_plug)
(*intel_output->hot_plug) (intel_output);
}
}
/* Just fire off a uevent and let userspace tell us what to do */
drm_sysfs_hotplug_event(dev);
}

1
drivers/gpu/drm/i915/intel_drv.h
View File

@ -83,6 +83,7 @@ struct intel_output {
bool load_detect_temp;
bool needs_tv_clock;
void *dev_priv;
void (*hot_plug)(struct intel_output *);
};
struct intel_crtc {