@@ -506,13 +506,20 @@ static void cirrus_connector_destroy(struct drm_connector *connector)
kfree(connector);
}
+static int cirrus_connector_dpms(struct drm_connector *connector, int mode)
+{
+ drm_helper_connector_dpms(connector, mode);
+ /* FIXME: return error to make fbcon generic blank working */
+ return -EINVAL;
+}
+
static const struct drm_connector_helper_funcs cirrus_vga_connector_helper_funcs = {
.get_modes = cirrus_vga_get_modes,
.best_encoder = cirrus_connector_best_encoder,
};
static const struct drm_connector_funcs cirrus_vga_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
+ .dpms = cirrus_connector_dpms,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = cirrus_connector_destroy,
};
Although the cirrus drm driver handles DPMS and sets the register bits accordingly, currently KVM/QEMU ignores it, resulting in the non-functional console blank. This patch makes the connector dpms callback always returning an error so that the fbcon can fall back to the generic blank mode. Signed-off-by: Takashi Iwai <tiwai@suse.de> --- drivers/gpu/drm/cirrus/cirrus_mode.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)