* option) any later version.
*/
+#include <linux/pm_runtime.h>
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
return -ENOMEM;
INIT_LIST_HEAD(&private->pageflip_event_list);
+ dev_set_drvdata(dev->dev, dev);
dev->dev_private = (void *)private;
/*
ret = drm_create_iommu_mapping(dev);
if (ret < 0) {
DRM_ERROR("failed to create iommu mapping.\n");
- goto err_crtc;
+ goto err_free_private;
}
drm_mode_config_init(dev);
- /* init kms poll for handling hpd */
- drm_kms_helper_poll_init(dev);
-
exynos_drm_mode_config_init(dev);
- /*
- * EXYNOS4 is enough to have two CRTCs and each crtc would be used
- * without dependency of hardware.
- */
- for (nr = 0; nr < MAX_CRTC; nr++) {
- ret = exynos_drm_crtc_create(dev, nr);
- if (ret)
- goto err_release_iommu_mapping;
- }
+ ret = exynos_drm_initialize_managers(dev);
+ if (ret)
+ goto err_mode_config_cleanup;
for (nr = 0; nr < MAX_PLANE; nr++) {
struct drm_plane *plane;
- unsigned int possible_crtcs = (1 << MAX_CRTC) - 1;
+ unsigned long possible_crtcs = (1 << MAX_CRTC) - 1;
plane = exynos_plane_init(dev, possible_crtcs, false);
if (!plane)
- goto err_release_iommu_mapping;
+ goto err_manager_cleanup;
}
+ ret = exynos_drm_initialize_displays(dev);
+ if (ret)
+ goto err_manager_cleanup;
+
+ /* init kms poll for handling hpd */
+ drm_kms_helper_poll_init(dev);
+
ret = drm_vblank_init(dev, MAX_CRTC);
if (ret)
- goto err_release_iommu_mapping;
+ goto err_display_cleanup;
/*
* probe sub drivers such as display controller and hdmi driver,
/* setup possible_clones. */
exynos_drm_encoder_setup(dev);
- /*
- * create and configure fb helper and also exynos specific
- * fbdev object.
- */
- ret = exynos_drm_fbdev_init(dev);
- if (ret) {
- DRM_ERROR("failed to initialize drm fbdev\n");
- goto err_drm_device;
- }
-
drm_vblank_offdelay = VBLANK_OFF_DELAY;
platform_set_drvdata(dev->platformdev, dev);
+ /* force connectors detection */
+ drm_helper_hpd_irq_event(dev);
+
return 0;
-err_drm_device:
- exynos_drm_device_unregister(dev);
err_vblank:
drm_vblank_cleanup(dev);
-err_release_iommu_mapping:
- drm_release_iommu_mapping(dev);
-err_crtc:
+err_display_cleanup:
+ exynos_drm_remove_displays(dev);
+err_manager_cleanup:
+ exynos_drm_remove_managers(dev);
+err_mode_config_cleanup:
drm_mode_config_cleanup(dev);
+ drm_release_iommu_mapping(dev);
+err_free_private:
kfree(private);
return ret;
exynos_drm_device_unregister(dev);
drm_vblank_cleanup(dev);
drm_kms_helper_poll_fini(dev);
+ exynos_drm_remove_displays(dev);
+ exynos_drm_remove_managers(dev);
drm_mode_config_cleanup(dev);
drm_release_iommu_mapping(dev);
.mmap = exynos_drm_gem_mmap_buffer,
};
+static int exynos_drm_suspend(struct drm_device *dev, pm_message_t state)
+{
+ struct drm_connector *connector;
+
+ drm_modeset_lock_all(dev);
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ int old_dpms = connector->dpms;
+
+ if (connector->funcs->dpms)
+ connector->funcs->dpms(connector, DRM_MODE_DPMS_OFF);
+
+ /* Set the old mode back to the connector for resume */
+ connector->dpms = old_dpms;
+ }
+ drm_modeset_unlock_all(dev);
+
+ return 0;
+}
+
+static int exynos_drm_resume(struct drm_device *dev)
+{
+ struct drm_connector *connector;
+
+ drm_modeset_lock_all(dev);
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ if (connector->funcs->dpms)
+ connector->funcs->dpms(connector, connector->dpms);
+ }
+
+ drm_helper_resume_force_mode(dev);
+ drm_modeset_unlock_all(dev);
+
+ return 0;
+}
+
static int exynos_drm_open(struct drm_device *dev, struct drm_file *file)
{
struct drm_exynos_file_private *file_priv;
DRIVER_GEM | DRIVER_PRIME,
.load = exynos_drm_load,
.unload = exynos_drm_unload,
+ .suspend = exynos_drm_suspend,
+ .resume = exynos_drm_resume,
.open = exynos_drm_open,
.preclose = exynos_drm_preclose,
.lastclose = exynos_drm_lastclose,
if (ret)
return ret;
+ pm_runtime_enable(&pdev->dev);
+ pm_runtime_get_sync(&pdev->dev);
+
return drm_platform_init(&exynos_drm_driver, pdev);
}
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int exynos_drm_sys_suspend(struct device *dev)
+{
+ struct drm_device *drm_dev = dev_get_drvdata(dev);
+ pm_message_t message;
+
+ if (pm_runtime_suspended(dev))
+ return 0;
+
+ message.event = PM_EVENT_SUSPEND;
+ return exynos_drm_suspend(drm_dev, message);
+}
+
+static int exynos_drm_sys_resume(struct device *dev)
+{
+ struct drm_device *drm_dev = dev_get_drvdata(dev);
+
+ if (pm_runtime_suspended(dev))
+ return 0;
+
+ return exynos_drm_resume(drm_dev);
+}
+#endif
+
+#ifdef CONFIG_PM_RUNTIME
+static int exynos_drm_runtime_suspend(struct device *dev)
+{
+ struct drm_device *drm_dev = dev_get_drvdata(dev);
+ pm_message_t message;
+
+ if (pm_runtime_suspended(dev))
+ return 0;
+
+ message.event = PM_EVENT_SUSPEND;
+ return exynos_drm_suspend(drm_dev, message);
+}
+
+static int exynos_drm_runtime_resume(struct device *dev)
+{
+ struct drm_device *drm_dev = dev_get_drvdata(dev);
+
+ if (!pm_runtime_suspended(dev))
+ return 0;
+
+ return exynos_drm_resume(drm_dev);
+}
+#endif
+
+static const struct dev_pm_ops exynos_drm_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(exynos_drm_sys_suspend, exynos_drm_sys_resume)
+ SET_RUNTIME_PM_OPS(exynos_drm_runtime_suspend,
+ exynos_drm_runtime_resume, NULL)
+};
+
static struct platform_driver exynos_drm_platform_driver = {
.probe = exynos_drm_platform_probe,
.remove = exynos_drm_platform_remove,
.driver = {
.owner = THIS_MODULE,
.name = "exynos-drm",
+ .pm = &exynos_drm_pm_ops,
},
};
{
int ret;
+#ifdef CONFIG_DRM_EXYNOS_DP
+ ret = platform_driver_register(&dp_driver);
+ if (ret < 0)
+ goto out_dp;
+#endif
+
+#ifdef CONFIG_DRM_EXYNOS_DSI
+ ret = platform_driver_register(&dsi_driver);
+ if (ret < 0)
+ goto out_dsi;
+#endif
+
#ifdef CONFIG_DRM_EXYNOS_FIMD
ret = platform_driver_register(&fimd_driver);
if (ret < 0)
ret = platform_driver_register(&mixer_driver);
if (ret < 0)
goto out_mixer;
- ret = platform_driver_register(&exynos_drm_common_hdmi_driver);
- if (ret < 0)
- goto out_common_hdmi;
-
- ret = exynos_platform_device_hdmi_register();
- if (ret < 0)
- goto out_common_hdmi_dev;
#endif
#ifdef CONFIG_DRM_EXYNOS_VIDI
#endif
#ifdef CONFIG_DRM_EXYNOS_HDMI
- exynos_platform_device_hdmi_unregister();
-out_common_hdmi_dev:
- platform_driver_unregister(&exynos_drm_common_hdmi_driver);
-out_common_hdmi:
platform_driver_unregister(&mixer_driver);
out_mixer:
platform_driver_unregister(&hdmi_driver);
#ifdef CONFIG_DRM_EXYNOS_FIMD
platform_driver_unregister(&fimd_driver);
out_fimd:
+#endif
+
+#ifdef CONFIG_DRM_EXYNOS_DSI
+ platform_driver_unregister(&dsi_driver);
+out_dsi:
+#endif
+
+#ifdef CONFIG_DRM_EXYNOS_DP
+ platform_driver_unregister(&dp_driver);
+out_dp:
#endif
return ret;
}
#endif
#ifdef CONFIG_DRM_EXYNOS_HDMI
- exynos_platform_device_hdmi_unregister();
- platform_driver_unregister(&exynos_drm_common_hdmi_driver);
platform_driver_unregister(&mixer_driver);
platform_driver_unregister(&hdmi_driver);
#endif
#ifdef CONFIG_DRM_EXYNOS_FIMD
platform_driver_unregister(&fimd_driver);
#endif
+
+#ifdef CONFIG_DRM_EXYNOS_DSI
+ platform_driver_unregister(&dsi_driver);
+#endif
+
+#ifdef CONFIG_DRM_EXYNOS_DP
+ platform_driver_unregister(&dp_driver);
+#endif
}
module_init(exynos_drm_init);
projects / karo-tx-linux.git / blobdiff