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path: root/drivers/gpu/drm/ingenic/ingenic-drm.c
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Diffstat (limited to 'drivers/gpu/drm/ingenic/ingenic-drm.c')
-rw-r--r--drivers/gpu/drm/ingenic/ingenic-drm.c49
1 files changed, 15 insertions, 34 deletions
diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
index 1754c0547069..55b49a31729b 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
@@ -23,11 +23,13 @@
#include <drm/drm_fourcc.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_irq.h>
+#include <drm/drm_managed.h>
#include <drm/drm_of.h>
#include <drm/drm_panel.h>
#include <drm/drm_plane.h>
#include <drm/drm_plane_helper.h>
#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
#include <drm/drm_vblank.h>
#define JZ_REG_LCD_CFG 0x00
@@ -328,8 +330,8 @@ static int ingenic_drm_crtc_atomic_check(struct drm_crtc *crtc,
if (!drm_atomic_crtc_needs_modeset(state))
return 0;
- if (state->mode.hdisplay > priv->soc_info->max_height ||
- state->mode.vdisplay > priv->soc_info->max_width)
+ if (state->mode.hdisplay > priv->soc_info->max_width ||
+ state->mode.vdisplay > priv->soc_info->max_height)
return -EINVAL;
rate = clk_round_rate(priv->pix_clk,
@@ -474,7 +476,7 @@ static int ingenic_drm_encoder_atomic_check(struct drm_encoder *encoder,
static irqreturn_t ingenic_drm_irq_handler(int irq, void *arg)
{
- struct ingenic_drm *priv = arg;
+ struct ingenic_drm *priv = drm_device_get_priv(arg);
unsigned int state;
regmap_read(priv->map, JZ_REG_LCD_STATE, &state);
@@ -488,15 +490,6 @@ static irqreturn_t ingenic_drm_irq_handler(int irq, void *arg)
return IRQ_HANDLED;
}
-static void ingenic_drm_release(struct drm_device *drm)
-{
- struct ingenic_drm *priv = drm_device_get_priv(drm);
-
- drm_mode_config_cleanup(drm);
- drm_dev_fini(drm);
- kfree(priv);
-}
-
static int ingenic_drm_enable_vblank(struct drm_crtc *crtc)
{
struct ingenic_drm *priv = drm_crtc_get_priv(crtc);
@@ -540,7 +533,6 @@ static struct drm_driver ingenic_drm_driver_data = {
.gem_prime_mmap = drm_gem_cma_prime_mmap,
.irq_handler = ingenic_drm_irq_handler,
- .release = ingenic_drm_release,
};
static const struct drm_plane_funcs ingenic_drm_primary_plane_funcs = {
@@ -592,10 +584,6 @@ static const struct drm_mode_config_funcs ingenic_drm_mode_config_funcs = {
.atomic_commit = drm_atomic_helper_commit,
};
-static const struct drm_encoder_funcs ingenic_drm_encoder_funcs = {
- .destroy = drm_encoder_cleanup,
-};
-
static void ingenic_drm_free_dma_hwdesc(void *d)
{
struct ingenic_drm *priv = d;
@@ -623,24 +611,21 @@ static int ingenic_drm_probe(struct platform_device *pdev)
return -EINVAL;
}
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
+ priv = devm_drm_dev_alloc(dev, &ingenic_drm_driver_data,
+ struct ingenic_drm, drm);
+ if (IS_ERR(priv))
+ return PTR_ERR(priv);
priv->soc_info = soc_info;
priv->dev = dev;
drm = &priv->drm;
- drm->dev_private = priv;
platform_set_drvdata(pdev, priv);
- ret = devm_drm_dev_init(dev, drm, &ingenic_drm_driver_data);
- if (ret) {
- kfree(priv);
+ ret = drmm_mode_config_init(drm);
+ if (ret)
return ret;
- }
- drm_mode_config_init(drm);
drm->mode_config.min_width = 0;
drm->mode_config.min_height = 0;
drm->mode_config.max_width = soc_info->max_width;
@@ -661,10 +646,8 @@ static int ingenic_drm_probe(struct platform_device *pdev)
}
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(dev, "Failed to get platform irq");
+ if (irq < 0)
return irq;
- }
if (soc_info->needs_dev_clk) {
priv->lcd_clk = devm_clk_get(dev, "lcd");
@@ -730,8 +713,8 @@ static int ingenic_drm_probe(struct platform_device *pdev)
drm_encoder_helper_add(&priv->encoder,
&ingenic_drm_encoder_helper_funcs);
- ret = drm_encoder_init(drm, &priv->encoder, &ingenic_drm_encoder_funcs,
- DRM_MODE_ENCODER_DPI, NULL);
+ ret = drm_simple_encoder_init(drm, &priv->encoder,
+ DRM_MODE_ENCODER_DPI);
if (ret) {
dev_err(dev, "Failed to init encoder: %i", ret);
return ret;
@@ -791,9 +774,7 @@ static int ingenic_drm_probe(struct platform_device *pdev)
goto err_devclk_disable;
}
- ret = drm_fbdev_generic_setup(drm, 32);
- if (ret)
- dev_warn(dev, "Unable to start fbdev emulation: %i", ret);
+ drm_fbdev_generic_setup(drm, 32);
return 0;