Hi,
On Sat, May 26, 2018 at 08:25:03PM +0300, Laurent Pinchart wrote:
Add a new omapdss_display_get() function to retrieve the omap_dss_device for a given DSS output. This will be used when reversing the direction of the DSS pipeline handling logic.
Signed-off-by: Laurent Pinchart laurent.pinchart@ideasonboard.com
Reviewed-by: Sebastian Reichel sebastian.reichel@collabora.co.uk
-- Sebastian
drivers/gpu/drm/omapdrm/dss/display.c | 9 +++++++++ drivers/gpu/drm/omapdrm/dss/omapdss.h | 1 + 2 files changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 65ca71859c7d..697dab0435d6 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -49,3 +49,12 @@ void omapdss_display_init(struct omap_dss_device *dssdev) "display%u", id); } EXPORT_SYMBOL_GPL(omapdss_display_init);
+struct omap_dss_device *omapdss_display_get(struct omap_dss_device *output) +{
- while (output->next)
output = output->next;- return omapdss_device_get(output);
+} +EXPORT_SYMBOL_GPL(omapdss_display_get); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 723124f6e596..1d7263fc6077 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -491,6 +491,7 @@ static inline bool omapdss_is_initialized(void) #define for_each_dss_display(d) \ while ((d = omapdss_device_get_next(d, true, false)) != NULL) void omapdss_display_init(struct omap_dss_device *dssdev); +struct omap_dss_device *omapdss_display_get(struct omap_dss_device *output);
void omapdss_device_register(struct omap_dss_device *dssdev); void omapdss_device_unregister(struct omap_dss_device *dssdev); -- Regards,
Laurent Pinchart
dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel