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drm/omap: dss: Cleanup error paths in output init functions

Browse Source 
Rename the jump labels according to the cleanup they perform, not the
location they're accessed from, and move functions from error checks to
cleanup paths, and move reference handling to simplify cleanup.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart 2018-03-02 21:38:21 +02:00 committed by Tomi Valkeinen
parent a25edf0ea6
commit 66aacfe22d
6 changed files with 19 additions and 28 deletions
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10
drivers/gpu/drm/omapdrm/dss/dpi.c
View File

@ -745,15 +745,14 @@ int dpi_init_port(struct dss_device *dss, struct platform_device *pdev,
return 0;
r = of_property_read_u32(ep, "data-lines", &datalines);
of_node_put(ep);
if (r) {
DSSERR("failed to parse datalines\n");
goto err_datalines;
return r;
}
dpi->data_lines = datalines;
of_node_put(ep);
dpi->pdev = pdev;
dpi->dss_model = dss_model;
dpi->dss = dss;
@ -764,11 +763,6 @@ int dpi_init_port(struct dss_device *dss, struct platform_device *pdev,
dpi_init_output_port(dpi, port);
return 0;
err_datalines:
of_node_put(ep);
return r;
}
void dpi_uninit_port(struct device_node *port)

9
drivers/gpu/drm/omapdrm/dss/dsi.c
View File

@ -5360,7 +5360,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
r = dsi_runtime_get(dsi);
if (r)
goto err_runtime_get;
goto err_pm_disable;
rev = dsi_read_reg(dsi, DSI_REVISION);
dev_dbg(dev, "OMAP DSI rev %d.%d\n",
@ -5381,7 +5381,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
r = dsi_probe_of(dsi);
if (r) {
DSSERR("Invalid DSI DT data\n");
goto err_probe_of;
goto err_uninit_output;
}
r = of_platform_populate(dev->of_node, NULL, NULL, dev);
@ -5404,11 +5404,10 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
return 0;
err_probe_of:
err_uninit_output:
dsi_uninit_output(dsi);
dsi_runtime_put(dsi);
err_runtime_get:
err_pm_disable:
pm_runtime_disable(dev);
return r;
}

7
drivers/gpu/drm/omapdrm/dss/hdmi4.c
View File

@ -780,9 +780,7 @@ static int hdmi4_bind(struct device *dev, struct device *master, void *data)
r = hdmi_audio_register(hdmi);
if (r) {
DSSERR("Registering HDMI audio failed\n");
hdmi_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
return r;
goto err_uninit_output;
}
hdmi->debugfs = dss_debugfs_create_file(dss, "hdmi", hdmi_dump_regs,
@ -790,6 +788,9 @@ static int hdmi4_bind(struct device *dev, struct device *master, void *data)
return 0;
err_uninit_output:
hdmi_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
err_pll:
hdmi_pll_uninit(&hdmi->pll);
err_free:

7
drivers/gpu/drm/omapdrm/dss/hdmi5.c
View File

@ -773,9 +773,7 @@ static int hdmi5_bind(struct device *dev, struct device *master, void *data)
r = hdmi_audio_register(hdmi);
if (r) {
DSSERR("Registering HDMI audio failed %d\n", r);
hdmi_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
return r;
goto err_uninit_output;
}
hdmi->debugfs = dss_debugfs_create_file(dss, "hdmi", hdmi_dump_regs,
@ -783,6 +781,9 @@ static int hdmi5_bind(struct device *dev, struct device *master, void *data)
return 0;
err_uninit_output:
hdmi_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
err_pll:
hdmi_pll_uninit(&hdmi->pll);
err_free:

7
drivers/gpu/drm/omapdrm/dss/sdi.c
View File

@ -358,16 +358,15 @@ int sdi_init_port(struct dss_device *dss, struct platform_device *pdev,
}
r = of_property_read_u32(ep, "datapairs", &datapairs);
of_node_put(ep);
if (r) {
DSSERR("failed to parse datapairs\n");
goto err_datapairs;
goto err_free;
}
sdi->datapairs = datapairs;
sdi->dss = dss;
of_node_put(ep);
sdi->pdev = pdev;
port->data = sdi;
@ -375,8 +374,6 @@ int sdi_init_port(struct dss_device *dss, struct platform_device *pdev,
return 0;
err_datapairs:
of_node_put(ep);
err_free:
kfree(sdi);

7
drivers/gpu/drm/omapdrm/dss/venc.c
View File

@ -867,7 +867,7 @@ static int venc_bind(struct device *dev, struct device *master, void *data)
r = venc_runtime_get(venc);
if (r)
goto err_runtime_get;
goto err_pm_disable;
rev_id = (u8)(venc_read_reg(venc, VENC_REV_ID) & 0xff);
dev_dbg(&pdev->dev, "OMAP VENC rev %d\n", rev_id);
@ -877,7 +877,7 @@ static int venc_bind(struct device *dev, struct device *master, void *data)
r = venc_probe_of(venc);
if (r) {
DSSERR("Invalid DT data\n");
goto err_probe_of;
goto err_pm_disable;
}
venc->debugfs = dss_debugfs_create_file(dss, "venc", venc_dump_regs,
@ -887,8 +887,7 @@ static int venc_bind(struct device *dev, struct device *master, void *data)
return 0;
err_probe_of:
err_runtime_get:
err_pm_disable:
pm_runtime_disable(&pdev->dev);
err_free:
kfree(venc);