From 731514b446fe6748d5a55a3dff202efb45c7d8df Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Wed, 19 Jun 2019 12:17:52 +0200 Subject: [PATCH] drm/atomic: Add a function to reset connector TV properties MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit During the connector reset, if that connector has a TV property, it needs to be reset to the value provided on the command line. Provide a helper to do that. Reviewed-by: Noralf Trønnes Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/84a7b657f09303a2850e1cc79e68f623547f3fdd.1560783090.git-series.maxime.ripard@bootlin.com --- drivers/gpu/drm/drm_atomic_state_helper.c | 18 ++++++++++++++++++ include/drm/drm_atomic_state_helper.h | 1 + 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c index 7d7347a6f194..46dc264a248b 100644 --- a/drivers/gpu/drm/drm_atomic_state_helper.c +++ b/drivers/gpu/drm/drm_atomic_state_helper.c @@ -379,6 +379,24 @@ void drm_atomic_helper_connector_reset(struct drm_connector *connector) } EXPORT_SYMBOL(drm_atomic_helper_connector_reset); +/** + * drm_atomic_helper_connector_tv_reset - Resets TV connector properties + * @connector: DRM connector + * + * Resets the TV-related properties attached to a connector. + */ +void drm_atomic_helper_connector_tv_reset(struct drm_connector *connector) +{ + struct drm_cmdline_mode *cmdline = &connector->cmdline_mode; + struct drm_connector_state *state = connector->state; + + state->tv.margins.left = cmdline->tv_margins.left; + state->tv.margins.right = cmdline->tv_margins.right; + state->tv.margins.top = cmdline->tv_margins.top; + state->tv.margins.bottom = cmdline->tv_margins.bottom; +} +EXPORT_SYMBOL(drm_atomic_helper_connector_tv_reset); + /** * __drm_atomic_helper_connector_duplicate_state - copy atomic connector state * @connector: connector object diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h index 4e6d2e7a40b8..e4577cc11689 100644 --- a/include/drm/drm_atomic_state_helper.h +++ b/include/drm/drm_atomic_state_helper.h @@ -62,6 +62,7 @@ void drm_atomic_helper_plane_destroy_state(struct drm_plane *plane, void __drm_atomic_helper_connector_reset(struct drm_connector *connector, struct drm_connector_state *conn_state); void drm_atomic_helper_connector_reset(struct drm_connector *connector); +void drm_atomic_helper_connector_tv_reset(struct drm_connector *connector); void __drm_atomic_helper_connector_duplicate_state(struct drm_connector *connector, struct drm_connector_state *state); -- 2.30.2