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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-03-14 14:47:29 +0100 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-06-17 13:00:39 +0200 |
| commit | c6ca5b2201289995f70ee19c0eaf4b5f2ae09923 (patch) | |
| tree | acf7cce67a9df7ec5bf959bc9af390afc510aa2d /drivers/video/omap2/dss/dsi.c | |
| parent | OMAPDSS: add pdata->default_display_name (diff) | |
| download | linux-c6ca5b2201289995f70ee19c0eaf4b5f2ae09923.tar.xz linux-c6ca5b2201289995f70ee19c0eaf4b5f2ae09923.zip | |
OMAPDSS: only probe pdata if there's one
omapdss output drivers always read the platform data. This crashes when
there's no platform data when using DT.
Add a check to read the platform data only if it exists.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/dss/dsi.c')
| -rw-r--r-- | drivers/video/omap2/dss/dsi.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index a73dedc33101..bdddd0d177b6 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -5563,12 +5563,10 @@ static int omap_dsihw_probe(struct platform_device *dsidev) dsi_init_output(dsidev); - r = dsi_probe_pdata(dsidev); - if (r) { - dsi_runtime_put(dsidev); - dsi_uninit_output(dsidev); - pm_runtime_disable(&dsidev->dev); - return r; + if (dsidev->dev.platform_data) { + r = dsi_probe_pdata(dsidev); + if (r) + goto err_probe; } dsi_runtime_put(dsidev); @@ -5586,6 +5584,9 @@ static int omap_dsihw_probe(struct platform_device *dsidev) #endif return 0; +err_probe: + dsi_runtime_put(dsidev); + dsi_uninit_output(dsidev); err_runtime_get: pm_runtime_disable(&dsidev->dev); return r; |