- Need to embedded the drm_device, but for now we keep the usual
pointer chasing.
- No more devm_kzalloc, which fixes a lifetime issues on driver
remove.
- No more drm_dev_put, that's done by devm_ now.
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Alexey Brodkin <abrodkin@xxxxxxxxxxxx>
---
drivers/gpu/drm/arc/arcpgu.h | 1 +
drivers/gpu/drm/arc/arcpgu_drv.c | 33 +++++++++++++-------------------
2 files changed, 14 insertions(+), 20 deletions(-)
diff --git a/drivers/gpu/drm/arc/arcpgu.h b/drivers/gpu/drm/arc/arcpgu.h
index 6aac44b953ad..cd9e932f501e 100644
--- a/drivers/gpu/drm/arc/arcpgu.h
+++ b/drivers/gpu/drm/arc/arcpgu.h
@@ -9,6 +9,7 @@
#define _ARCPGU_H_
struct arcpgu_drm_private {
+ struct drm_device drm;
void __iomem *regs;
struct clk *clk;
struct drm_framebuffer *fb;
diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c
index c05d001163e0..bbd7acb150f3 100644
--- a/drivers/gpu/drm/arc/arcpgu_drv.c
+++ b/drivers/gpu/drm/arc/arcpgu_drv.c
@@ -42,18 +42,14 @@ static void arcpgu_setup_mode_config(struct drm_device *drm)
DEFINE_DRM_GEM_CMA_FOPS(arcpgu_drm_ops);
-static int arcpgu_load(struct drm_device *drm)
+static int arcpgu_load(struct arcpgu_drm_private *arcpgu)
{
- struct platform_device *pdev = to_platform_device(drm->dev);
- struct arcpgu_drm_private *arcpgu;
+ struct platform_device *pdev = to_platform_device(arcpgu->drm.dev);
struct device_node *encoder_node = NULL, *endpoint_node = NULL;
+ struct drm_device *drm = &arcpgu->drm;
struct resource *res;
int ret;
- arcpgu = devm_kzalloc(&pdev->dev, sizeof(*arcpgu), GFP_KERNEL);
- if (arcpgu == NULL)
- return -ENOMEM;
-
drm->dev_private = arcpgu;
arcpgu->clk = devm_clk_get(drm->dev, "pxlclk");
@@ -172,30 +168,28 @@ static struct drm_driver arcpgu_drm_driver = {
static int arcpgu_probe(struct platform_device *pdev)
{
- struct drm_device *drm;
+ struct arcpgu_drm_private *arcpgu;
int ret;
- drm = drm_dev_alloc(&arcpgu_drm_driver, &pdev->dev);
- if (IS_ERR(drm))
- return PTR_ERR(drm);
+ arcpgu = devm_drm_dev_alloc(&pdev->dev, &arcpgu_drm_driver,
+ struct arcpgu_drm_private, drm);
+ if (IS_ERR(arcpgu))
+ return PTR_ERR(arcpgu);
- ret = arcpgu_load(drm);
+ ret = arcpgu_load(arcpgu);
if (ret)
- goto err_unref;
+ return ret;
- ret = drm_dev_register(drm, 0);
+ ret = drm_dev_register(&arcpgu->drm, 0);
if (ret)
goto err_unload;
- drm_fbdev_generic_setup(drm, 16);
+ drm_fbdev_generic_setup(&arcpgu->drm, 16);
return 0;
err_unload:
- arcpgu_unload(drm);
-
-err_unref:
- drm_dev_put(drm);
+ arcpgu_unload(&arcpgu->drm);
return ret;
}
@@ -206,7 +200,6 @@ static int arcpgu_remove(struct platform_device *pdev)
drm_dev_unregister(drm);
arcpgu_unload(drm);
- drm_dev_put(drm);
return 0;
}
--
2.25.1
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