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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2018-09-12 19:41:31 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-03-18 11:42:12 +0200 |
| commit | d17eb4537a7eb16da9eafbfd5717e12b45b77251 (patch) | |
| tree | 0979073a2e064898c47bef159eb1c3694a89f135 /drivers/gpu/drm/omapdrm/dss/output.c | |
| parent | 56c9818d5c89b2655c6b4c65b99829faf5b4f544 (diff) | |
| download | linux-next-d17eb4537a7eb16da9eafbfd5717e12b45b77251.tar.gz linux-next-d17eb4537a7eb16da9eafbfd5717e12b45b77251.zip | |
drm/omap: Factor out common init/cleanup code for output devices
All the internal encoders share common init and cleanup code. Factor it
out to separate functions.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/output.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/output.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 18505bc70f7e..0ac400a521f3 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -24,8 +24,15 @@ #include "dss.h" #include "omapdss.h" -int omapdss_output_validate(struct omap_dss_device *out) +int omapdss_device_init_output(struct omap_dss_device *out) { + out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); + if (IS_ERR(out->next)) { + if (PTR_ERR(out->next) != -EPROBE_DEFER) + dev_err(out->dev, "failed to find video sink\n"); + return PTR_ERR(out->next); + } + if (out->next && out->output_type != out->next->type) { dev_err(out->dev, "output type and display type don't match\n"); return -EINVAL; @@ -33,7 +40,14 @@ int omapdss_output_validate(struct omap_dss_device *out) return 0; } -EXPORT_SYMBOL(omapdss_output_validate); +EXPORT_SYMBOL(omapdss_device_init_output); + +void omapdss_device_cleanup_output(struct omap_dss_device *out) +{ + if (out->next) + omapdss_device_put(out->next); +} +EXPORT_SYMBOL(omapdss_device_cleanup_output); int dss_install_mgr_ops(struct dss_device *dss, const struct dss_mgr_ops *mgr_ops, |