diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2018-03-07 20:34:42 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2018-09-03 16:13:25 +0300 |
| commit | 8023651bd3d9372779be731a1165058cd33b454e (patch) | |
| tree | b3c19b8cec703830fa815c2d7ceb68eb6806e710 /drivers/gpu | |
| parent | cc1876ce5791b1c87d0b4dd5d1507e9c80558af2 (diff) | |
drm/omap: dss: Handle DPI and SDI port initialization failures
The dpi_init_port() and sdi_init_port() functions can return errors but
their return value is ignored. This prevents both probe failures and
probe deferral from working correctly. Propagate the errors up the call
stack.
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>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/dss.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index 64479b209c1f..55d837983a1e 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -1183,7 +1183,8 @@ static int dss_init_ports(struct dss_device *dss) struct platform_device *pdev = dss->pdev; struct device_node *parent = pdev->dev.of_node; struct device_node *port; - int i; + unsigned int i; + int r; for (i = 0; i < dss->feat->num_ports; i++) { port = of_graph_get_port_by_id(parent, i); @@ -1192,11 +1193,17 @@ static int dss_init_ports(struct dss_device *dss) switch (dss->feat->ports[i]) { case OMAP_DISPLAY_TYPE_DPI: - dpi_init_port(dss, pdev, port, dss->feat->model); + r = dpi_init_port(dss, pdev, port, dss->feat->model); + if (r) + return r; break; + case OMAP_DISPLAY_TYPE_SDI: - sdi_init_port(dss, pdev, port); + r = sdi_init_port(dss, pdev, port); + if (r) + return r; break; + default: break; } |