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: Jyri Sarha <jsarha@xxxxxx>
Cc: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Signed-off-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
---
drivers/gpu/drm/tilcdc/tilcdc_drv.c | 26 +++++---------------------
drivers/gpu/drm/tilcdc/tilcdc_drv.h | 2 --
2 files changed, 5 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 72ce063aa0d8..091b1025898e 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -69,12 +69,6 @@ static struct drm_framebuffer *tilcdc_fb_create(struct drm_device *dev,
return drm_gem_fb_create(dev, file_priv, mode_cmd);
}
-static void tilcdc_fb_output_poll_changed(struct drm_device *dev)
-{
- struct tilcdc_drm_private *priv = dev->dev_private;
- drm_fbdev_cma_hotplug_event(priv->fbdev);
-}
-
static int tilcdc_atomic_check(struct drm_device *dev,
struct drm_atomic_state *state)
{
@@ -146,7 +140,7 @@ static int tilcdc_commit(struct drm_device *dev,
static const struct drm_mode_config_funcs mode_config_funcs = {
.fb_create = tilcdc_fb_create,
- .output_poll_changed = tilcdc_fb_output_poll_changed,
+ .output_poll_changed = drm_fb_helper_output_poll_changed,
.atomic_check = tilcdc_atomic_check,
.atomic_commit = tilcdc_commit,
};
@@ -198,8 +192,7 @@ static void tilcdc_fini(struct drm_device *dev)
drm_kms_helper_poll_fini(dev);
- if (priv->fbdev)
- drm_fbdev_cma_fini(priv->fbdev);
+ drm_fb_cma_fbdev_fini(dev);
drm_irq_uninstall(dev);
drm_mode_config_cleanup(dev);
@@ -405,12 +398,9 @@ static int tilcdc_init(struct drm_driver *ddrv, struct device *dev)
drm_mode_config_reset(ddev);
- priv->fbdev = drm_fbdev_cma_init(ddev, bpp,
- ddev->mode_config.num_connector);
- if (IS_ERR(priv->fbdev)) {
- ret = PTR_ERR(priv->fbdev);
+ ret = drm_fb_cma_fbdev_init(ddev, bpp, 0);
+ if (ret)
goto init_failed;
- }
drm_kms_helper_poll_init(ddev);
@@ -427,12 +417,6 @@ static int tilcdc_init(struct drm_driver *ddrv, struct device *dev)
return ret;
}
-static void tilcdc_lastclose(struct drm_device *dev)
-{
- struct tilcdc_drm_private *priv = dev->dev_private;
- drm_fbdev_cma_restore_mode(priv->fbdev);
-}
-
static irqreturn_t tilcdc_irq(int irq, void *arg)
{
struct drm_device *dev = arg;
@@ -538,7 +522,7 @@ DEFINE_DRM_GEM_CMA_FOPS(fops);
static struct drm_driver tilcdc_driver = {
.driver_features = (DRIVER_HAVE_IRQ | DRIVER_GEM | DRIVER_MODESET |
DRIVER_PRIME | DRIVER_ATOMIC),
- .lastclose = tilcdc_lastclose,
+ .lastclose = drm_fb_helper_lastclose,
.irq_handler = tilcdc_irq,
.gem_free_object_unlocked = drm_gem_cma_free_object,
.gem_vm_ops = &drm_gem_cma_vm_ops,
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.h b/drivers/gpu/drm/tilcdc/tilcdc_drv.h
index 8caa11bc7aec..ead512216669 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.h
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.h
@@ -79,8 +79,6 @@ struct tilcdc_drm_private {
struct workqueue_struct *wq;
- struct drm_fbdev_cma *fbdev;
-
struct drm_crtc *crtc;
unsigned int num_encoders;
--
2.14.2
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