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path: root/drivers/video/omap2/dss/dsi.c
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Diffstat (limited to 'drivers/video/omap2/dss/dsi.c')
-rw-r--r--drivers/video/omap2/dss/dsi.c37
1 files changed, 17 insertions, 20 deletions
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 0330216bd4ec..662d14f8c2c3 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -4688,10 +4688,8 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
struct dsi_data *dsi;
dsi = devm_kzalloc(&dsidev->dev, sizeof(*dsi), GFP_KERNEL);
- if (!dsi) {
- r = -ENOMEM;
- goto err_alloc;
- }
+ if (!dsi)
+ return -ENOMEM;
dsi->pdev = dsidev;
dsi_pdev_map[dsi_module] = dsidev;
@@ -4714,12 +4712,6 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
mutex_init(&dsi->lock);
sema_init(&dsi->bus_lock, 1);
- r = dsi_get_clocks(dsidev);
- if (r)
- goto err_alloc;
-
- pm_runtime_enable(&dsidev->dev);
-
INIT_DELAYED_WORK_DEFERRABLE(&dsi->framedone_timeout_work,
dsi_framedone_timeout_work_callback);
@@ -4731,28 +4723,27 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
dsi_mem = platform_get_resource(dsi->pdev, IORESOURCE_MEM, 0);
if (!dsi_mem) {
DSSERR("can't get IORESOURCE_MEM DSI\n");
- r = -EINVAL;
- goto err_ioremap;
+ return -EINVAL;
}
+
dsi->base = devm_ioremap(&dsidev->dev, dsi_mem->start,
resource_size(dsi_mem));
if (!dsi->base) {
DSSERR("can't ioremap DSI\n");
- r = -ENOMEM;
- goto err_ioremap;
+ return -ENOMEM;
}
+
dsi->irq = platform_get_irq(dsi->pdev, 0);
if (dsi->irq < 0) {
DSSERR("platform_get_irq failed\n");
- r = -ENODEV;
- goto err_ioremap;
+ return -ENODEV;
}
r = devm_request_irq(&dsidev->dev, dsi->irq, omap_dsi_irq_handler,
IRQF_SHARED, dev_name(&dsidev->dev), dsi->pdev);
if (r < 0) {
DSSERR("request_irq failed\n");
- goto err_ioremap;
+ return r;
}
/* DSI VCs initialization */
@@ -4764,9 +4755,15 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
dsi_calc_clock_param_ranges(dsidev);
+ r = dsi_get_clocks(dsidev);
+ if (r)
+ return r;
+
+ pm_runtime_enable(&dsidev->dev);
+
r = dsi_runtime_get(dsidev);
if (r)
- goto err_ioremap;
+ goto err_runtime_get;
rev = dsi_read_reg(dsidev, DSI_REVISION);
dev_dbg(&dsidev->dev, "OMAP DSI rev %d.%d\n",
@@ -4784,9 +4781,9 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
return 0;
-err_ioremap:
+err_runtime_get:
pm_runtime_disable(&dsidev->dev);
-err_alloc:
+ dsi_put_clocks(dsidev);
return r;
}