From a819451eda6df8f8445f9c7b093b86c4d1919b62 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 29 Jun 2022 12:27:47 +0300 Subject: [PATCH] drm/edid: convert drm_connector_update_edid_property() to struct drm_edid MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Make drm_connector_update_edid_property() a thin wrapper around a struct drm_edid based version of the same. This lets us remove the legacy drm_update_tile_info() and drm_add_display_info() functions altogether. Signed-off-by: Jani Nikula Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/4bfe87ae392554ffb41d725353c4265ae56700bb.1656494768.git.jani.nikula@intel.com --- drivers/gpu/drm/drm_edid.c | 81 ++++++++++++++++++++-------------------------- 1 file changed, 35 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 36bf7b0..62967db 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -6042,14 +6042,6 @@ out: return quirks; } -static u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid) -{ - struct drm_edid drm_edid; - - return update_display_info(connector, - drm_edid_legacy_init(&drm_edid, edid)); -} - static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev, struct displayid_detailed_timings_1 *timings, bool type_7) @@ -6206,38 +6198,19 @@ static int drm_edid_connector_update(struct drm_connector *connector, return num_modes; } -static void drm_update_tile_info(struct drm_connector *connector, - const struct edid *edid); +static void _drm_update_tile_info(struct drm_connector *connector, + const struct drm_edid *drm_edid); -/** - * drm_connector_update_edid_property - update the edid property of a connector - * @connector: drm connector - * @edid: new value of the edid property - * - * This function creates a new blob modeset object and assigns its id to the - * connector's edid property. - * Since we also parse tile information from EDID's displayID block, we also - * set the connector's tile property here. See drm_connector_set_tile_property() - * for more details. - * - * Returns: - * Zero on success, negative errno on failure. - */ -int drm_connector_update_edid_property(struct drm_connector *connector, - const struct edid *edid) +static int _drm_connector_update_edid_property(struct drm_connector *connector, + const struct drm_edid *drm_edid) { struct drm_device *dev = connector->dev; - size_t size = 0; int ret; - const struct edid *old_edid; /* ignore requests to set edid when overridden */ if (connector->override_edid) return 0; - if (edid) - size = EDID_LENGTH * (1 + edid->extensions); - /* * Set the display info, using edid if available, otherwise resetting * the values to defaults. This duplicates the work done in @@ -6246,17 +6219,18 @@ int drm_connector_update_edid_property(struct drm_connector *connector, * that it seems better to duplicate it rather than attempt to ensure * some arbitrary ordering of calls. */ - if (edid) - drm_add_display_info(connector, edid); + if (drm_edid) + update_display_info(connector, drm_edid); else drm_reset_display_info(connector); - drm_update_tile_info(connector, edid); + _drm_update_tile_info(connector, drm_edid); if (connector->edid_blob_ptr) { - old_edid = (const struct edid *)connector->edid_blob_ptr->data; + const struct edid *old_edid = connector->edid_blob_ptr->data; + if (old_edid) { - if (!drm_edid_are_equal(edid, old_edid)) { + if (!drm_edid_are_equal(drm_edid ? drm_edid->edid : NULL, old_edid)) { DRM_DEBUG_KMS("[CONNECTOR:%d:%s] Edid was changed.\n", connector->base.id, connector->name); @@ -6273,14 +6247,37 @@ int drm_connector_update_edid_property(struct drm_connector *connector, ret = drm_property_replace_global_blob(dev, &connector->edid_blob_ptr, - size, - edid, + drm_edid ? drm_edid->size : 0, + drm_edid ? drm_edid->edid : NULL, &connector->base, dev->mode_config.edid_property); if (ret) return ret; return drm_connector_set_tile_property(connector); } + +/** + * drm_connector_update_edid_property - update the edid property of a connector + * @connector: drm connector + * @edid: new value of the edid property + * + * This function creates a new blob modeset object and assigns its id to the + * connector's edid property. + * Since we also parse tile information from EDID's displayID block, we also + * set the connector's tile property here. See drm_connector_set_tile_property() + * for more details. + * + * Returns: + * Zero on success, negative errno on failure. + */ +int drm_connector_update_edid_property(struct drm_connector *connector, + const struct edid *edid) +{ + struct drm_edid drm_edid; + + return _drm_connector_update_edid_property(connector, + drm_edid_legacy_init(&drm_edid, edid)); +} EXPORT_SYMBOL(drm_connector_update_edid_property); /** @@ -6720,11 +6717,3 @@ static void _drm_update_tile_info(struct drm_connector *connector, connector->tile_group = NULL; } } - -static void drm_update_tile_info(struct drm_connector *connector, - const struct edid *edid) -{ - struct drm_edid drm_edid; - - _drm_update_tile_info(connector, drm_edid_legacy_init(&drm_edid, edid)); -} -- 2.7.4