#include <drm/drmP.h>
#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
#include "exynos_drm_encoder.h"
-#include "exynos_drm_connector.h"
#include "exynos_drm_fbdev.h"
static LIST_HEAD(exynos_drm_subdrv_list);
+static LIST_HEAD(exynos_drm_manager_list);
+static LIST_HEAD(exynos_drm_display_list);
static int exynos_drm_create_enc_conn(struct drm_device *dev,
- struct exynos_drm_subdrv *subdrv)
+ struct exynos_drm_display *display)
{
struct drm_encoder *encoder;
- struct drm_connector *connector;
+ struct exynos_drm_manager *manager;
int ret;
+ unsigned long possible_crtcs = 0;
- subdrv->manager->dev = subdrv->dev;
+ /* Find possible crtcs for this display */
+ list_for_each_entry(manager, &exynos_drm_manager_list, list)
+ if (manager->type == display->type)
+ possible_crtcs |= 1 << manager->pipe;
/* create and initialize a encoder for this sub driver. */
- encoder = exynos_drm_encoder_create(dev, subdrv->manager,
- (1 << MAX_CRTC) - 1);
+ encoder = exynos_drm_encoder_create(dev, display, possible_crtcs);
if (!encoder) {
DRM_ERROR("failed to create encoder\n");
return -EFAULT;
}
- /*
- * create and initialize a connector for this sub driver and
- * attach the encoder created above to the connector.
- */
- connector = exynos_drm_connector_create(dev, encoder);
- if (!connector) {
- DRM_ERROR("failed to create connector\n");
- ret = -EFAULT;
+ display->encoder = encoder;
+
+ ret = display->ops->create_connector(display, encoder);
+ if (ret) {
+ DRM_ERROR("failed to create connector ret = %d\n", ret);
goto err_destroy_encoder;
}
- subdrv->encoder = encoder;
- subdrv->connector = connector;
-
return 0;
err_destroy_encoder:
return ret;
}
-static void exynos_drm_destroy_enc_conn(struct exynos_drm_subdrv *subdrv)
-{
- if (subdrv->encoder) {
- struct drm_encoder *encoder = subdrv->encoder;
- encoder->funcs->destroy(encoder);
- subdrv->encoder = NULL;
- }
-
- if (subdrv->connector) {
- struct drm_connector *connector = subdrv->connector;
- connector->funcs->destroy(connector);
- subdrv->connector = NULL;
- }
-}
-
static int exynos_drm_subdrv_probe(struct drm_device *dev,
struct exynos_drm_subdrv *subdrv)
{
subdrv->remove(dev, subdrv->dev);
}
+int exynos_drm_initialize_managers(struct drm_device *dev)
+{
+ struct exynos_drm_manager *manager, *n;
+ int ret, pipe = 0;
+
+ list_for_each_entry(manager, &exynos_drm_manager_list, list) {
+ if (manager->ops->initialize) {
+ ret = manager->ops->initialize(manager, dev, pipe);
+ if (ret) {
+ DRM_ERROR("Mgr init [%d] failed with %d\n",
+ manager->type, ret);
+ goto err;
+ }
+ }
+
+ manager->drm_dev = dev;
+ manager->pipe = pipe++;
+
+ ret = exynos_drm_crtc_create(manager);
+ if (ret) {
+ DRM_ERROR("CRTC create [%d] failed with %d\n",
+ manager->type, ret);
+ goto err;
+ }
+ }
+ return 0;
+
+err:
+ list_for_each_entry_safe(manager, n, &exynos_drm_manager_list, list) {
+ if (pipe-- > 0)
+ exynos_drm_manager_unregister(manager);
+ else
+ list_del(&manager->list);
+ }
+ return ret;
+}
+
+void exynos_drm_remove_managers(struct drm_device *dev)
+{
+ struct exynos_drm_manager *manager, *n;
+
+ list_for_each_entry_safe(manager, n, &exynos_drm_manager_list, list)
+ exynos_drm_manager_unregister(manager);
+}
+
+int exynos_drm_initialize_displays(struct drm_device *dev)
+{
+ struct exynos_drm_display *display, *n;
+ int ret, initialized = 0;
+
+ list_for_each_entry(display, &exynos_drm_display_list, list) {
+ if (display->ops->initialize) {
+ ret = display->ops->initialize(display, dev);
+ if (ret) {
+ DRM_ERROR("Display init [%d] failed with %d\n",
+ display->type, ret);
+ goto err;
+ }
+ }
+
+ initialized++;
+
+ ret = exynos_drm_create_enc_conn(dev, display);
+ if (ret) {
+ DRM_ERROR("Encoder create [%d] failed with %d\n",
+ display->type, ret);
+ goto err;
+ }
+ }
+ return 0;
+
+err:
+ list_for_each_entry_safe(display, n, &exynos_drm_display_list, list) {
+ if (initialized-- > 0)
+ exynos_drm_display_unregister(display);
+ else
+ list_del(&display->list);
+ }
+ return ret;
+}
+
+void exynos_drm_remove_displays(struct drm_device *dev)
+{
+ struct exynos_drm_display *display, *n;
+
+ list_for_each_entry_safe(display, n, &exynos_drm_display_list, list)
+ exynos_drm_display_unregister(display);
+}
+
int exynos_drm_device_register(struct drm_device *dev)
{
struct exynos_drm_subdrv *subdrv, *n;
- unsigned int fine_cnt = 0;
int err;
if (!dev)
list_del(&subdrv->list);
continue;
}
-
- /*
- * if manager is null then it means that this sub driver
- * doesn't need encoder and connector.
- */
- if (!subdrv->manager) {
- fine_cnt++;
- continue;
- }
-
- err = exynos_drm_create_enc_conn(dev, subdrv);
- if (err) {
- DRM_DEBUG("failed to create encoder and connector.\n");
- exynos_drm_subdrv_remove(dev, subdrv);
- list_del(&subdrv->list);
- continue;
- }
-
- fine_cnt++;
}
- if (!fine_cnt)
- return -EINVAL;
-
return 0;
}
EXPORT_SYMBOL_GPL(exynos_drm_device_register);
list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) {
exynos_drm_subdrv_remove(dev, subdrv);
- exynos_drm_destroy_enc_conn(subdrv);
}
return 0;
}
EXPORT_SYMBOL_GPL(exynos_drm_device_unregister);
+int exynos_drm_manager_register(struct exynos_drm_manager *manager)
+{
+ BUG_ON(!manager->ops);
+ list_add_tail(&manager->list, &exynos_drm_manager_list);
+ return 0;
+}
+
+int exynos_drm_manager_unregister(struct exynos_drm_manager *manager)
+{
+ if (manager->ops->remove)
+ manager->ops->remove(manager);
+
+ list_del(&manager->list);
+ return 0;
+}
+
+int exynos_drm_display_register(struct exynos_drm_display *display)
+{
+ BUG_ON(!display->ops);
+ list_add_tail(&display->list, &exynos_drm_display_list);
+ return 0;
+}
+
+int exynos_drm_display_unregister(struct exynos_drm_display *display)
+{
+ if (display->ops->remove)
+ display->ops->remove(display);
+
+ list_del(&display->list);
+ return 0;
+}
+
int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv)
{
if (!subdrv)
projects / karo-tx-linux.git / blobdiff