drm: Make the connector .detect() callback optional

Many drivers (21 to be exact) create connectors that are always
connected (for instance to an LVDS or DSI panel). Instead of forcing
them to implement a dummy .detect() handler, make the callback optional
and consider the connector as always connected in that case.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Jyri Sarha <jsarha@ti.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
Acked-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
[seanpaul fixed small conflict in rcar-du/rcar_du_lvdscon.c]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
This commit is contained in:
Laurent Pinchart
2016-11-29 22:56:30 +02:00
committed by Sean Paul
parent 87291e5dba
commit 949f08862d
27 changed files with 14 additions and 193 deletions

View File

@@ -227,12 +227,6 @@ static int tve_setup_vga(struct imx_tve *tve)
TVE_TVDAC_TEST_MODE_MASK, 1);
}
static enum drm_connector_status imx_tve_connector_detect(
struct drm_connector *connector, bool force)
{
return connector_status_connected;
}
static int imx_tve_connector_get_modes(struct drm_connector *connector)
{
struct imx_tve *tve = con_to_tve(connector);
@@ -352,7 +346,6 @@ static int imx_tve_atomic_check(struct drm_encoder *encoder,
static const struct drm_connector_funcs imx_tve_connector_funcs = {
.dpms = drm_atomic_helper_connector_dpms,
.fill_modes = drm_helper_probe_single_connector_modes,
.detect = imx_tve_connector_detect,
.destroy = imx_drm_connector_destroy,
.reset = drm_atomic_helper_connector_reset,
.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,