Commit 69a8a196 authored by Ville Syrjälä's avatar Ville Syrjälä

drm: Skip __drm_mode_set_config_internal() on atomic drivers

Everything (apart from the actual ->set_config() call)
__drm_mode_set_config_internal() does is now useless on
atomic drivers. So let's just skip all the foreplay.

v2: Use drm_drv_uses_atomic_modeset() (Daniel)
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20180705190010.19836-1-ville.syrjala@linux.intel.com
parent e7695eb6
......@@ -461,6 +461,8 @@ static int __drm_mode_set_config_internal(struct drm_mode_set *set,
struct drm_crtc *tmp;
int ret;
WARN_ON(drm_drv_uses_atomic_modeset(crtc->dev));
/*
* NOTE: ->set_config can also disable other crtcs (if we steal all
* connectors from it), hence we need to refcount the fbs across all
......@@ -478,10 +480,8 @@ static int __drm_mode_set_config_internal(struct drm_mode_set *set,
if (ret == 0) {
struct drm_plane *plane = crtc->primary;
if (!plane->state) {
plane->crtc = fb ? crtc : NULL;
plane->fb = fb;
}
plane->crtc = fb ? crtc : NULL;
plane->fb = fb;
}
drm_for_each_crtc(tmp, crtc->dev) {
......@@ -496,6 +496,7 @@ static int __drm_mode_set_config_internal(struct drm_mode_set *set,
return ret;
}
/**
* drm_mode_set_config_internal - helper to call &drm_mode_config_funcs.set_config
* @set: modeset config to set
......@@ -740,7 +741,11 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
set.connectors = connector_set;
set.num_connectors = crtc_req->count_connectors;
set.fb = fb;
ret = __drm_mode_set_config_internal(&set, &ctx);
if (drm_drv_uses_atomic_modeset(dev))
ret = crtc->funcs->set_config(&set, &ctx);
else
ret = __drm_mode_set_config_internal(&set, &ctx);
out:
if (fb)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment