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path: root/drivers/gpu/drm/arc/arcpgu_drv.c
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Diffstat (limited to 'drivers/gpu/drm/arc/arcpgu_drv.c')
-rw-r--r--drivers/gpu/drm/arc/arcpgu_drv.c64
1 files changed, 15 insertions, 49 deletions
diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c
index 76e187a5bde0..6d4ff34737cb 100644
--- a/drivers/gpu/drm/arc/arcpgu_drv.c
+++ b/drivers/gpu/drm/arc/arcpgu_drv.c
@@ -28,21 +28,14 @@ static void arcpgu_fb_output_poll_changed(struct drm_device *dev)
{
struct arcpgu_drm_private *arcpgu = dev->dev_private;
- if (arcpgu->fbdev)
- drm_fbdev_cma_hotplug_event(arcpgu->fbdev);
-}
-
-static int arcpgu_atomic_commit(struct drm_device *dev,
- struct drm_atomic_state *state, bool async)
-{
- return drm_atomic_helper_commit(dev, state, false);
+ drm_fbdev_cma_hotplug_event(arcpgu->fbdev);
}
static struct drm_mode_config_funcs arcpgu_drm_modecfg_funcs = {
.fb_create = drm_fb_cma_create,
.output_poll_changed = arcpgu_fb_output_poll_changed,
.atomic_check = drm_atomic_helper_check,
- .atomic_commit = arcpgu_atomic_commit,
+ .atomic_commit = drm_atomic_helper_commit,
};
static void arcpgu_setup_mode_config(struct drm_device *drm)
@@ -55,7 +48,7 @@ static void arcpgu_setup_mode_config(struct drm_device *drm)
drm->mode_config.funcs = &arcpgu_drm_modecfg_funcs;
}
-int arcpgu_gem_mmap(struct file *filp, struct vm_area_struct *vma)
+static int arcpgu_gem_mmap(struct file *filp, struct vm_area_struct *vma)
{
int ret;
@@ -81,22 +74,6 @@ static const struct file_operations arcpgu_drm_ops = {
.mmap = arcpgu_gem_mmap,
};
-static void arcpgu_preclose(struct drm_device *drm, struct drm_file *file)
-{
- struct arcpgu_drm_private *arcpgu = drm->dev_private;
- struct drm_pending_vblank_event *e, *t;
- unsigned long flags;
-
- spin_lock_irqsave(&drm->event_lock, flags);
- list_for_each_entry_safe(e, t, &arcpgu->event_list, base.link) {
- if (e->base.file_priv != file)
- continue;
- list_del(&e->base.link);
- e->base.destroy(&e->base);
- }
- spin_unlock_irqrestore(&drm->event_lock, flags);
-}
-
static void arcpgu_lastclose(struct drm_device *drm)
{
struct arcpgu_drm_private *arcpgu = drm->dev_private;
@@ -122,16 +99,12 @@ static int arcpgu_load(struct drm_device *drm)
if (IS_ERR(arcpgu->clk))
return PTR_ERR(arcpgu->clk);
- INIT_LIST_HEAD(&arcpgu->event_list);
-
arcpgu_setup_mode_config(drm);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
arcpgu->regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(arcpgu->regs)) {
- dev_err(drm->dev, "Could not remap IO mem\n");
+ if (IS_ERR(arcpgu->regs))
return PTR_ERR(arcpgu->regs);
- }
dev_info(drm->dev, "arc_pgu ID: 0x%x\n",
arc_pgu_read(arcpgu, ARCPGU_REG_ID));
@@ -149,15 +122,17 @@ static int arcpgu_load(struct drm_device *drm)
/* find the encoder node and initialize it */
encoder_node = of_parse_phandle(drm->dev->of_node, "encoder-slave", 0);
- if (!encoder_node) {
- dev_err(drm->dev, "failed to get an encoder slave node\n");
- return -ENODEV;
+ if (encoder_node) {
+ ret = arcpgu_drm_hdmi_init(drm, encoder_node);
+ of_node_put(encoder_node);
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = arcpgu_drm_sim_init(drm, NULL);
+ if (ret < 0)
+ return ret;
}
- ret = arcpgu_drm_hdmi_init(drm, encoder_node);
- if (ret < 0)
- return ret;
-
drm_mode_config_reset(drm);
drm_kms_helper_poll_init(drm);
@@ -174,7 +149,7 @@ static int arcpgu_load(struct drm_device *drm)
return 0;
}
-int arcpgu_unload(struct drm_device *drm)
+static int arcpgu_unload(struct drm_device *drm)
{
struct arcpgu_drm_private *arcpgu = drm->dev_private;
@@ -192,7 +167,6 @@ int arcpgu_unload(struct drm_device *drm)
static struct drm_driver arcpgu_drm_driver = {
.driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME |
DRIVER_ATOMIC,
- .preclose = arcpgu_preclose,
.lastclose = arcpgu_lastclose,
.name = "drm-arcpgu",
.desc = "ARC PGU Controller",
@@ -207,7 +181,7 @@ static struct drm_driver arcpgu_drm_driver = {
.get_vblank_counter = drm_vblank_no_hw_counter,
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
- .gem_free_object = drm_gem_cma_free_object,
+ .gem_free_object_unlocked = drm_gem_cma_free_object,
.gem_vm_ops = &drm_gem_cma_vm_ops,
.gem_prime_export = drm_gem_prime_export,
.gem_prime_import = drm_gem_prime_import,
@@ -235,15 +209,8 @@ static int arcpgu_probe(struct platform_device *pdev)
if (ret)
goto err_unload;
- ret = drm_connector_register_all(drm);
- if (ret)
- goto err_unregister;
-
return 0;
-err_unregister:
- drm_dev_unregister(drm);
-
err_unload:
arcpgu_unload(drm);
@@ -257,7 +224,6 @@ static int arcpgu_remove(struct platform_device *pdev)
{
struct drm_device *drm = platform_get_drvdata(pdev);
- drm_connector_unregister_all(drm);
drm_dev_unregister(drm);
arcpgu_unload(drm);
drm_dev_unref(drm);