Use drm_fb_cma_fbdev_init() and drm_fb_cma_fbdev_fini() which relies on
the fact that drm_device holds a pointer to the drm_fb_helper structure.
This means that the driver doesn't have to keep track of that.
Also use the drm_fb_helper functions directly.
Cc: Xinliang Liu <z.liuxinliang@xxxxxxxxxxxxx>
Cc: Rongrong Zou <zourongrong@xxxxxxxxx>
Cc: Xinwei Kong <kong.kongxinwei@xxxxxxxxxxxxx>
Cc: Chen Feng <puck.chen@xxxxxxxxxxxxx>
Signed-off-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
---
drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 35 ++++---------------------
drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h | 4 ---
2 files changed, 5 insertions(+), 34 deletions(-)
diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
index ddb0403f1975..e3673efbf1c2 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
@@ -21,6 +21,7 @@
#include <drm/drmP.h>
#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_fb_helper.h>
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_atomic_helper.h>
@@ -33,32 +34,17 @@ static struct kirin_dc_ops *dc_ops;
static int kirin_drm_kms_cleanup(struct drm_device *dev)
{
- struct kirin_drm_private *priv = dev->dev_private;
-
- if (priv->fbdev) {
- drm_fbdev_cma_fini(priv->fbdev);
- priv->fbdev = NULL;
- }
-
+ drm_fb_cma_fbdev_fini(dev);
drm_kms_helper_poll_fini(dev);
dc_ops->cleanup(to_platform_device(dev->dev));
drm_mode_config_cleanup(dev);
- devm_kfree(dev->dev, priv);
- dev->dev_private = NULL;
return 0;
}
-static void kirin_fbdev_output_poll_changed(struct drm_device *dev)
-{
- struct kirin_drm_private *priv = dev->dev_private;
-
- drm_fbdev_cma_hotplug_event(priv->fbdev);
-}
-
static const struct drm_mode_config_funcs kirin_drm_mode_config_funcs = {
.fb_create = drm_gem_fb_create,
- .output_poll_changed = kirin_fbdev_output_poll_changed,
+ .output_poll_changed = drm_fb_helper_output_poll_changed,
.atomic_check = drm_atomic_helper_check,
.atomic_commit = drm_atomic_helper_commit,
};
@@ -76,14 +62,8 @@ static void kirin_drm_mode_config_init(struct drm_device *dev)
static int kirin_drm_kms_init(struct drm_device *dev)
{
- struct kirin_drm_private *priv;
int ret;
- priv = devm_kzalloc(dev->dev, sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
-
- dev->dev_private = priv;
dev_set_drvdata(dev->dev, dev);
/* dev->mode_config initialization */
@@ -117,12 +97,9 @@ static int kirin_drm_kms_init(struct drm_device *dev)
/* init kms poll for handling hpd */
drm_kms_helper_poll_init(dev);
- priv->fbdev = drm_fbdev_cma_init(dev, 32,
- dev->mode_config.num_connector);
-
- if (IS_ERR(priv->fbdev)) {
+ ret = drm_fb_cma_fbdev_init(dev, 32, 0);
+ if (ret) {
DRM_ERROR("failed to initialize fbdev.\n");
- ret = PTR_ERR(priv->fbdev);
goto err_cleanup_poll;
}
return 0;
@@ -135,8 +112,6 @@ static int kirin_drm_kms_init(struct drm_device *dev)
dc_ops->cleanup(to_platform_device(dev->dev));
err_mode_config_cleanup:
drm_mode_config_cleanup(dev);
- devm_kfree(dev->dev, priv);
- dev->dev_private = NULL;
return ret;
}
diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h
index 56cb62df065c..ad027d1cc826 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.h
@@ -19,10 +19,6 @@ struct kirin_dc_ops {
void (*cleanup)(struct platform_device *pdev);
};
-struct kirin_drm_private {
- struct drm_fbdev_cma *fbdev;
-};
-
extern const struct kirin_dc_ops ade_dc_ops;
#endif /* __KIRIN_DRM_DRV_H__ */
--
2.14.2
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
