@@ -505,7 +505,6 @@ static const struct drm_bridge_funcs hdmi4_bridge_funcs = {
static void hdmi4_bridge_init(struct omap_hdmi *hdmi)
{
- hdmi->bridge.funcs = &hdmi4_bridge_funcs;
hdmi->bridge.of_node = hdmi->pdev->dev.of_node;
hdmi->bridge.ops = DRM_BRIDGE_OP_EDID;
hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
@@ -761,9 +760,9 @@ static int hdmi4_probe(struct platform_device *pdev)
int irq;
int r;
- hdmi = kzalloc(sizeof(*hdmi), GFP_KERNEL);
- if (!hdmi)
- return -ENOMEM;
+ hdmi = devm_drm_bridge_alloc(&pdev->dev, struct omap_hdmi, bridge, &hdmi4_bridge_funcs);
+ if (IS_ERR(hdmi))
+ return PTR_ERR(hdmi);
hdmi->pdev = pdev;
@@ -774,25 +773,24 @@ static int hdmi4_probe(struct platform_device *pdev)
r = hdmi4_probe_of(hdmi);
if (r)
- goto err_free;
+ return r;
r = hdmi_wp_init(pdev, &hdmi->wp, 4);
if (r)
- goto err_free;
+ return r;
r = hdmi_phy_init(pdev, &hdmi->phy, 4);
if (r)
- goto err_free;
+ return r;
r = hdmi4_core_init(pdev, &hdmi->core);
if (r)
- goto err_free;
+ return r;
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
DSSERR("platform_get_irq failed\n");
- r = -ENODEV;
- goto err_free;
+ return -ENODEV;
}
r = devm_request_threaded_irq(&pdev->dev, irq,
@@ -800,7 +798,7 @@ static int hdmi4_probe(struct platform_device *pdev)
IRQF_ONESHOT, "OMAP HDMI", hdmi);
if (r) {
DSSERR("HDMI IRQ request failed\n");
- goto err_free;
+ return r;
}
hdmi->vdda_reg = devm_regulator_get(&pdev->dev, "vdda");
@@ -808,7 +806,7 @@ static int hdmi4_probe(struct platform_device *pdev)
r = PTR_ERR(hdmi->vdda_reg);
if (r != -EPROBE_DEFER)
DSSERR("can't get VDDA regulator\n");
- goto err_free;
+ return r;
}
pm_runtime_enable(&pdev->dev);
@@ -827,8 +825,6 @@ static int hdmi4_probe(struct platform_device *pdev)
hdmi4_uninit_output(hdmi);
err_pm_disable:
pm_runtime_disable(&pdev->dev);
-err_free:
- kfree(hdmi);
return r;
}
@@ -841,8 +837,6 @@ static void hdmi4_remove(struct platform_device *pdev)
hdmi4_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
-
- kfree(hdmi);
}
static const struct of_device_id hdmi_of_match[] = {
This is the new API for allocating DRM bridges. Switching from a non-devm to a devm allocation allows removing the kfree() in the remove function and in the probe error management code, and as a consequence to simplify the code flow by removing now unnecessary gotos. Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com> --- Cc: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> --- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 26 ++++++++++---------------- 1 file changed, 10 insertions(+), 16 deletions(-)