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drm/vc4: hdmi: do not return negative values from .get_modes() 

[ Upstream commit abf493988e ]

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/dcda6d4003e2c6192987916b35c7304732800e08.1709913674.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jani Nikula 2024-03-08 18:03:44 +02:00 committed by Greg Kroah-Hartman
parent fd79a093bb
commit b483eff0bd
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/vc4/vc4_hdmi.c
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@ -508,7 +508,7 @@ 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;
drm_connector_update_edid_property(connector, edid);
ret = drm_add_edid_modes(connector, edid);