5.4-stable review patch. If anyone has any objections, please let me know.
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From: Jani Nikula jani.nikula@intel.com
[ Upstream commit abf493988e380f25242c1023275c68bd3579c9ce ]
The .get_modes() hooks aren't supposed to return negative error codes. Return 0 for no modes, whatever the reason.
Cc: Maxime Ripard mripard@kernel.org Cc: stable@vger.kernel.org Acked-by: Maxime Ripard mripard@kernel.org Acked-by: Thomas Zimmermann tzimmermann@suse.de Link: https://patchwork.freedesktop.org/patch/msgid/dcda6d4003e2c6192987916b35c730... Signed-off-by: Jani Nikula jani.nikula@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 54435b72b7611..ba71200169866 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -236,7 +236,7 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector) edid = drm_get_edid(connector, vc4->hdmi->ddc); cec_s_phys_addr_from_edid(vc4->hdmi->cec_adap, edid); if (!edid) - return -ENODEV; + return 0;
vc4_encoder->hdmi_monitor = drm_detect_hdmi_monitor(edid);