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drm/ast: Add detect function support

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The existence of the connector cannot be detected,
so add the detect function to support.

Signed-off-by: Ainux <ainux.wang@gmail.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20210526111515.40015-1-ainux.wang@gmail.com
This commit is contained in:
Ainux 2021-05-26 19:15:15 +08:00 committed by Thomas Zimmermann
parent c2a61865ba
commit aae74ff9ca
1 changed files with 17 additions and 1 deletions
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18
drivers/gpu/drm/ast/ast_mode.c
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@ -1293,6 +1293,18 @@ static enum drm_mode_status ast_mode_valid(struct drm_connector *connector,
return flags;
}
static enum drm_connector_status ast_connector_detect(struct drm_connector
*connector, bool force)
{
int r;
r = ast_get_modes(connector);
if (r < 0)
return connector_status_disconnected;
return connector_status_connected;
}
static void ast_connector_destroy(struct drm_connector *connector)
{
struct ast_connector *ast_connector = to_ast_connector(connector);
@ -1307,6 +1319,7 @@ static const struct drm_connector_helper_funcs ast_connector_helper_funcs = {
static const struct drm_connector_funcs ast_connector_funcs = {
.reset = drm_atomic_helper_connector_reset,
.detect = ast_connector_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = ast_connector_destroy,
.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
@ -1334,7 +1347,8 @@ static int ast_connector_init(struct drm_device *dev)
connector->interlace_allowed = 0;
connector->doublescan_allowed = 0;
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
connector->polled = DRM_CONNECTOR_POLL_CONNECT |
DRM_CONNECTOR_POLL_DISCONNECT;
drm_connector_attach_encoder(connector, encoder);
@ -1403,6 +1417,8 @@ int ast_mode_config_init(struct ast_private *ast)
drm_mode_config_reset(dev);
drm_kms_helper_poll_init(dev);
return 0;
}