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path: root/drivers/gpu/drm/tiny/st7735r.c
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Diffstat (limited to 'drivers/gpu/drm/tiny/st7735r.c')
-rw-r--r--drivers/gpu/drm/tiny/st7735r.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c
index 3cd9b8d9888d..0af1b15efdf8 100644
--- a/drivers/gpu/drm/tiny/st7735r.c
+++ b/drivers/gpu/drm/tiny/st7735r.c
@@ -21,6 +21,7 @@
#include <drm/drm_fb_helper.h>
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_managed.h>
#include <drm/drm_mipi_dbi.h>
#define ST7735R_FRMCTR1 0xb1
@@ -156,7 +157,6 @@ DEFINE_DRM_GEM_CMA_FOPS(st7735r_fops);
static struct drm_driver st7735r_driver = {
.driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
.fops = &st7735r_fops,
- .release = mipi_dbi_release,
DRM_GEM_CMA_VMAP_DRIVER_OPS,
.debugfs_init = mipi_dbi_debugfs_init,
.name = "st7735r",
@@ -195,22 +195,16 @@ static int st7735r_probe(struct spi_device *spi)
if (!cfg)
cfg = (void *)spi_get_device_id(spi)->driver_data;
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
+ priv = devm_drm_dev_alloc(dev, &st7735r_driver,
+ struct st7735r_priv, dbidev.drm);
+ if (IS_ERR(priv))
+ return PTR_ERR(priv);
dbidev = &priv->dbidev;
priv->cfg = cfg;
dbi = &dbidev->dbi;
drm = &dbidev->drm;
- ret = devm_drm_dev_init(dev, drm, &st7735r_driver);
- if (ret) {
- kfree(dbidev);
- return ret;
- }
-
- drm_mode_config_init(drm);
dbi->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(dbi->reset)) {